Revision 46349
Added by Claudio Atzori about 7 years ago
modules/dnet-springboot-apps/trunk/dnet-simple-aggregation-worker/src/test/java/eu/dnetlib/msro/workers/aggregation/store/EmbeddedMongodbConfiguration.java | ||
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package eu.dnetlib.msro.workers.aggregation.store; |
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import java.util.logging.Level; |
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import java.util.logging.Logger; |
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import javax.annotation.PostConstruct; |
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import javax.annotation.PreDestroy; |
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import de.flapdoodle.embed.mongo.Command; |
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import de.flapdoodle.embed.mongo.MongodExecutable; |
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import de.flapdoodle.embed.mongo.MongodProcess; |
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import de.flapdoodle.embed.mongo.MongodStarter; |
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import de.flapdoodle.embed.mongo.config.*; |
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import de.flapdoodle.embed.mongo.distribution.Version; |
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import de.flapdoodle.embed.process.config.IRuntimeConfig; |
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import de.flapdoodle.embed.process.config.io.ProcessOutput; |
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import de.flapdoodle.embed.process.io.Processors; |
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import de.flapdoodle.embed.process.io.progress.LoggingProgressListener; |
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import de.flapdoodle.embed.process.runtime.Network; |
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import org.apache.commons.logging.Log; |
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import org.apache.commons.logging.LogFactory; |
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import org.springframework.beans.factory.annotation.Value; |
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import org.springframework.boot.autoconfigure.EnableAutoConfiguration; |
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import org.springframework.context.annotation.ComponentScan; |
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import org.springframework.context.annotation.Configuration; |
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import org.springframework.context.annotation.Profile; |
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import org.springframework.stereotype.Component; |
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/** |
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* Created by claudio on 17/03/2017. |
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*/ |
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@Profile("mdstoreTest") |
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@Component |
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@Configuration |
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@EnableAutoConfiguration |
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@ComponentScan(basePackages = "eu.dnetlib.msro.workers.aggregation.store") |
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public class EmbeddedMongodbConfiguration { |
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private static final Log log = LogFactory.getLog(EmbeddedMongodbConfiguration.class); |
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/** |
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* please store Starter or RuntimeConfig in a static final field |
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* if you want to use artifact store caching (or else disable caching) |
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*/ |
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private MongodStarter starter; |
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private MongodExecutable mongodExe; |
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private MongodProcess mongod; |
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private IMongodConfig mongodConfig; |
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@Value("${msro.worker.mdstore.mongodb.port}") |
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private int port; |
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@PostConstruct |
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public void init() throws Exception { |
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log.info("starting mongodb embedded instance"); |
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Logger logger = Logger.getLogger(getClass().getName()); |
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ProcessOutput processOutput = new ProcessOutput( |
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Processors.logTo(logger, Level.INFO), |
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Processors.logTo(logger, Level.SEVERE), |
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Processors.named("[console>]", Processors.logTo(logger, Level.FINE))); |
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IRuntimeConfig runtimeConfig = new RuntimeConfigBuilder() |
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.defaultsWithLogger(Command.MongoD,logger) |
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.processOutput(processOutput) |
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.artifactStore(new ExtractedArtifactStoreBuilder() |
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.defaults(Command.MongoD) |
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.download(new DownloadConfigBuilder() |
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.defaultsForCommand(Command.MongoD) |
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.progressListener(new LoggingProgressListener(logger, Level.FINE)))) |
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.build(); |
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mongodConfig = new MongodConfigBuilder() |
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.version(Version.Main.PRODUCTION) |
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.net(new Net(port, Network.localhostIsIPv6())) |
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.build(); |
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starter = MongodStarter.getInstance(runtimeConfig); |
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mongodExe = starter.prepare(mongodConfig); |
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mongod = mongodExe.start(); |
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} |
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@PreDestroy |
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public void tearDown() throws Exception { |
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log.info("stopping mongodb embedded instance"); |
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mongod.stop(); |
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mongodExe.stop(); |
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} |
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} |
modules/dnet-springboot-apps/trunk/dnet-simple-aggregation-worker/src/test/java/eu/dnetlib/msro/workers/aggregation/store/MDStoreTest.java | ||
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package eu.dnetlib.msro.workers.aggregation.store; |
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import org.junit.Assert; |
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import org.junit.Test; |
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import org.junit.runner.RunWith; |
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import org.springframework.beans.factory.annotation.Autowired; |
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import org.springframework.boot.test.context.SpringBootTest; |
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import org.springframework.test.context.ActiveProfiles; |
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import org.springframework.test.context.junit4.SpringJUnit4ClassRunner; |
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/** |
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* Created by claudio on 10/03/2017. |
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*/ |
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@ActiveProfiles("mdstoreTest") |
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@RunWith(SpringJUnit4ClassRunner.class) |
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@SpringBootTest(classes = EmbeddedMongodbConfiguration.class) |
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public class MDStoreTest { |
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@Autowired |
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private MDStoreDao dao; |
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@Test |
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public void testMDStoreCreate() throws MDStoreException { |
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Assert.assertNotNull(dao); |
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final String mdId = "id"; |
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dao.createMDStore(mdId, "format", "layout", "interpretation"); |
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final MDStore mdstore = dao.getMDStore(mdId); |
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Assert.assertNotNull(mdstore); |
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} |
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} |
modules/dnet-springboot-apps/trunk/dnet-simple-aggregation-worker/src/test/resources/application.properties | ||
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msro.worker.mdstore.mongodb.port=27018 |
modules/dnet-springboot-apps/trunk/dnet-simple-aggregation-worker/src/main/java/eu/dnetlib/msro/WorkerConfiguration.java | ||
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package eu.dnetlib.msro; |
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import io.prometheus.client.exporter.MetricsServlet; |
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import io.prometheus.client.hotspot.DefaultExports; |
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import org.springframework.beans.factory.annotation.Value; |
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import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean; |
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import org.springframework.boot.web.servlet.ServletRegistrationBean; |
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import org.springframework.context.annotation.Bean; |
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import org.springframework.context.annotation.Configuration; |
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... | ... | |
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public Docket api() { |
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return ApiDocUtils.newSwaggerDocket(); |
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} |
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@Bean |
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@ConditionalOnMissingBean(name = "prometheusMetricsServletRegistrationBean") |
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ServletRegistrationBean prometheusMetricsServletRegistrationBean(@Value("${prometheus.metrics.path:/prometheus}") String metricsPath) { |
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DefaultExports.initialize(); |
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return new ServletRegistrationBean(new MetricsServlet(), metricsPath); |
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} |
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} |
modules/dnet-springboot-apps/trunk/dnet-simple-aggregation-worker/src/main/java/eu/dnetlib/msro/workers/aggregation/collect/CollectJobNode.java | ||
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import java.io.StringReader; |
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import java.util.stream.Stream; |
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import org.dom4j.Document; |
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import org.dom4j.Node; |
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import org.dom4j.io.SAXReader; |
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import org.springframework.beans.factory.annotation.Autowired; |
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import org.springframework.context.annotation.Scope; |
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import org.springframework.stereotype.Component; |
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import eu.dnetlib.clients.is.InformationServiceClient; |
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import eu.dnetlib.msro.annotations.Direction; |
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import eu.dnetlib.msro.annotations.EnvParam; |
... | ... | |
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import eu.dnetlib.msro.workers.aggregation.objects.InterfaceDescriptor; |
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import eu.dnetlib.msro.workflows.graph.Arc; |
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import eu.dnetlib.msro.workflows.nodes.AbstractProcessNode; |
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import org.dom4j.Document; |
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import org.dom4j.Node; |
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import org.dom4j.io.SAXReader; |
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import org.springframework.beans.factory.annotation.Autowired; |
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import org.springframework.context.annotation.Scope; |
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import org.springframework.stereotype.Component; |
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@Component |
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@Scope("prototype") |
modules/dnet-springboot-apps/trunk/dnet-simple-aggregation-worker/src/main/java/eu/dnetlib/msro/workers/aggregation/collect/store/MDStoreFeederJobNode.java | ||
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package eu.dnetlib.msro.workers.aggregation.collect.store; |
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import org.springframework.context.annotation.Scope; |
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import org.springframework.stereotype.Component; |
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import eu.dnetlib.msro.annotations.ProcessNode; |
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import eu.dnetlib.msro.workflows.nodes.AbstractProcessNode; |
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@Component |
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@Scope("prototype") |
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@ProcessNode("MdStoreFeeder") |
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public class MDStoreFeederJobNode extends AbstractProcessNode { |
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@Override |
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protected String execute() throws Exception { |
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// TODO Auto-generated method stub |
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return null; |
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} |
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} |
modules/dnet-springboot-apps/trunk/dnet-simple-aggregation-worker/src/main/java/eu/dnetlib/msro/workers/aggregation/collect/store/MDStore.java | ||
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package eu.dnetlib.msro.workers.aggregation.collect.store; |
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public class MDStore { |
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} |
modules/dnet-springboot-apps/trunk/dnet-simple-aggregation-worker/src/main/java/eu/dnetlib/msro/workers/aggregation/store/MDStoreTransactionInfo.java | ||
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package eu.dnetlib.msro.workers.aggregation.store; |
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import java.util.Date; |
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/** |
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* Created by claudio on 13/03/2017. |
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*/ |
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public class MDStoreTransactionInfo { |
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private String id; |
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private Boolean refresh; |
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private Date date; |
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private long size; |
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/** |
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* @return the date |
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*/ |
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public Date getDate() { |
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return date; |
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} |
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/** |
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* @param date the date to set |
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*/ |
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public void setDate(final Date date) { |
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this.date = date; |
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} |
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/** |
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* @return the id |
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*/ |
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public String getId() { |
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return id; |
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} |
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/** |
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* @param id the id to set |
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*/ |
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public void setId(final String id) { |
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this.id = id; |
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} |
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/** |
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* @return the refresh |
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*/ |
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public Boolean getRefresh() { |
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return refresh; |
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} |
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/** |
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* @param refresh the refresh to set |
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*/ |
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public void setRefresh(final Boolean refresh) { |
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this.refresh = refresh; |
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} |
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/** |
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* @return the size |
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*/ |
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public long getSize() { |
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return size; |
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} |
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/** |
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* @param size the size to set |
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*/ |
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public void setSize(final long size) { |
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this.size = size; |
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} |
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} |
modules/dnet-springboot-apps/trunk/dnet-simple-aggregation-worker/src/main/java/eu/dnetlib/msro/workers/aggregation/store/mongo/MDStoreTransactionManagerImpl.java | ||
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package eu.dnetlib.msro.workers.aggregation.store.mongo; |
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import java.time.Duration; |
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import java.time.LocalDate; |
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import java.time.ZoneId; |
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import java.util.Collections; |
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import java.util.Date; |
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import java.util.List; |
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import java.util.stream.Collectors; |
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import com.google.common.collect.Lists; |
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import com.mongodb.*; |
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import com.mongodb.client.FindIterable; |
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import com.mongodb.client.MongoCollection; |
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import com.mongodb.client.MongoDatabase; |
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import com.mongodb.client.MongoIterable; |
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import com.mongodb.client.model.Filters; |
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import com.mongodb.client.model.UpdateOptions; |
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import eu.dnetlib.miscutils.streams.DnetStreamSupport; |
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import eu.dnetlib.msro.workers.aggregation.store.*; |
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import org.apache.commons.lang3.StringUtils; |
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import org.apache.commons.logging.Log; |
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import org.apache.commons.logging.LogFactory; |
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import org.bson.conversions.Bson; |
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import org.springframework.beans.factory.annotation.Autowired; |
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import org.springframework.stereotype.Component; |
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/** |
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* Created by claudio on 13/03/2017. |
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*/ |
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@Component |
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public class MDStoreTransactionManagerImpl implements MDStoreTransactionManager { |
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/** |
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* The Constant log. |
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*/ |
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private static final Log log = LogFactory.getLog(MDStoreTransactionManagerImpl.class); |
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/** |
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* The table name. |
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*/ |
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private static String TABLE_NAME = "metadataManager"; |
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/** |
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* The max number of concurrent transactions per mdstore. |
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*/ |
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private int maxTransactions = 1; |
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/** |
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* The db. |
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*/ |
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@Autowired |
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private MongoDatabase db; |
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/** |
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* The manager table. |
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*/ |
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private MongoCollection<DBObject> managerTable; |
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/** |
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* The expired days. |
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*/ |
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private int expiredDays; |
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/** |
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* Bootstrap manager. |
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*/ |
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private void bootstrapManager() { |
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log.debug("Bootstrap Manager start"); |
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final MongoCollection<DBObject> metadataColl = db.getCollection("metadata", DBObject.class); |
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final FindIterable<DBObject> values = metadataColl.find(); |
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this.setManagerTable(db.getCollection(TABLE_NAME, DBObject.class)); |
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for (DBObject object : values) { |
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final String id = (String) object.get("mdId"); |
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String newId = id; |
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if (id.contains("_")) { |
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newId = StringUtils.substringBefore(id, "_"); |
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} |
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final DBObject input = BasicDBObjectBuilder.start() |
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.add("mdId", id) |
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.add("currentId", newId) |
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.add("expiring", new String[] {}) |
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.add("transactions", new String[] {}) |
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.get(); |
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getManagerTable().insertOne(input); |
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log.debug(String.format("Added %s to Metadata Manager data structure", id)); |
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} |
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final BasicDBObject ensureIndex = new BasicDBObject(); |
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ensureIndex.put("mdId", 1); |
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log.debug("Create index in MetadaManager "); |
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this.getManagerTable().createIndex(ensureIndex); |
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} |
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/** |
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* Gets the DBObject describing an mdstore. null if there is no mdstore with the given id. |
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* |
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* @param mdstoreID |
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* @return DBObject or null |
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*/ |
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private DBObject getMDStoreAsDBObject(String mdstoreID) { |
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final BasicDBObject query = new BasicDBObject(); |
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query.put("mdId", mdstoreID); |
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final FindIterable<DBObject> it = this.getManagerTable().find(query); |
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DBObject mdstoreInfo = it.first(); |
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return mdstoreInfo; |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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@Override |
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public void verifyConsistency() throws MDStoreException { |
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if (this.getManagerTable() == null) { |
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final int size = DnetStreamSupport.generateStreamFromIterator( |
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db.listCollectionNames().iterator()) |
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.filter(it -> it.contains(TABLE_NAME)) |
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.collect(Collectors.toList()) |
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.size(); |
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if (size == 0) |
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bootstrapManager(); |
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else { |
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this.setManagerTable(db.getCollection(TABLE_NAME, DBObject.class)); |
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} |
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} |
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if (this.getManagerTable() == null) throw new MDStoreException("Something bad happen, unable to create managerTable"); |
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} |
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/** |
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* {@inheritDoc} |
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* |
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* @see MDStoreTransactionManager#createMDStore(String) |
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*/ |
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@Override |
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public void createMDStore(final String mdId) throws MDStoreException { |
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log.debug("Creating new mdstore"); |
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verifyConsistency(); |
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String newId = mdId; |
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if (mdId.contains("_")) { |
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newId = StringUtils.substringBefore(mdId, "_"); |
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} |
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final BasicDBObject instance = new BasicDBObject(); |
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instance.put("mdId", mdId); |
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instance.put("currentId", newId); |
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instance.put("expiring", new String[] {}); |
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getManagerTable().insertOne(instance); |
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} |
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/** |
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* {@inheritDoc} |
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* |
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* @see MDStoreTransactionManager#dropMDStore(String) |
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*/ |
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@Override |
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public void dropMDStore(final String mdId) throws MDStoreException { |
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verifyConsistency(); |
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log.debug("Droping MDStore: " + mdId); |
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final BasicDBObject query = new BasicDBObject(); |
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query.put("mdId", mdId); |
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final DBObject dropped = this.getManagerTable().findOneAndDelete(query); |
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garbage(); |
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final String collectionName = (String) dropped.get("currentId"); |
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this.db.getCollection(collectionName).drop(); |
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this.db.getCollection("discarded-" + collectionName).drop(); |
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} |
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/** |
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* {@inheritDoc} |
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* |
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* @see MDStoreTransactionManager#getMDStoreCollection(String) |
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*/ |
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@Override |
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public String getMDStoreCollection(final String mdId) throws MDStoreException { |
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verifyConsistency(); |
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DBObject mdstoreInfo = getMDStoreAsDBObject(mdId); |
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if (mdstoreInfo != null) |
|
178 |
return (String) mdstoreInfo.get("currentId"); |
|
179 |
else return null; |
|
180 |
} |
|
181 |
|
|
182 |
/** |
|
183 |
* {@inheritDoc} |
|
184 |
* |
|
185 |
* @see MDStoreTransactionManager#startTransaction(String, boolean) |
|
186 |
*/ |
|
187 |
@Override |
|
188 |
public String startTransaction(final String mdId, final boolean refresh) throws MDStoreException { |
|
189 |
verifyConsistency(); |
|
190 |
log.info("Start transaction for metadata store " + mdId); |
|
191 |
final DBObject mdstoreInfo = getMDStoreAsDBObject(mdId); |
|
192 |
if (mdstoreInfo == null) throw new MDStoreException("Error, unable to find Mdstore with Id " + mdId); |
|
193 |
String idCreation = StringUtils.substringBefore(mdId, "_"); |
|
194 |
idCreation = idCreation + "::" + System.currentTimeMillis(); |
|
195 |
|
|
196 |
BasicDBList values; |
|
197 |
if (mdstoreInfo.containsField("transactions")) { |
|
198 |
values = (BasicDBList) mdstoreInfo.get("transactions"); |
|
199 |
if (values.size() > getMaxTransactions()) |
|
200 |
throw new MDStoreException(String.format("Cannot create more than %s transactions, found: %s, mdId: %s", getMaxTransactions(), values.size(), mdId)); |
|
201 |
} else { |
|
202 |
values = new BasicDBList(); |
|
203 |
} |
|
204 |
final BasicDBObject transactionMetadata = new BasicDBObject(); |
|
205 |
transactionMetadata.put("id", idCreation.toString()); |
|
206 |
transactionMetadata.put("refresh", refresh); |
|
207 |
transactionMetadata.put("date", new Date()); |
|
208 |
values.add(transactionMetadata); |
|
209 |
mdstoreInfo.put("transactions", values); |
|
210 |
getManagerTable().findOneAndReplace(new BasicDBObject("_id", mdstoreInfo.get("_id")), mdstoreInfo); |
|
211 |
return idCreation.toString(); |
|
212 |
} |
|
213 |
|
|
214 |
/** |
|
215 |
* {@inheritDoc} |
|
216 |
* |
|
217 |
* @see MDStoreTransactionManager#commit(String, String, |
|
218 |
* MDStore) |
|
219 |
*/ |
|
220 |
@Override |
|
221 |
public boolean commit(final String transactionId, final String mdstoreId, final MDStore current) throws MDStoreException { |
|
222 |
verifyConsistency(); |
|
223 |
final DBObject mdstoreInfo = getMDStoreAsDBObject(mdstoreId); |
|
224 |
if (mdstoreInfo == null) throw new MDStoreException("Error, unable to find Mdstore with Id " + mdstoreId); |
|
225 |
final BasicDBList transactions = (BasicDBList) mdstoreInfo.get("transactions"); |
|
226 |
final DBObject transaction = findTransaction(transactions, transactionId); |
|
227 |
if (transaction == null) throw new MDStoreException("Error, unable to find transaction with Id " + transactionId); |
|
228 |
final boolean refresh = (Boolean) transaction.get("refresh"); |
|
229 |
transactions.remove(transaction); |
|
230 |
final String oldId = (String) mdstoreInfo.get("currentId"); |
|
231 |
if (refresh) { |
|
232 |
mdstoreInfo.put("currentId", transactionId); |
|
233 |
final BasicDBList stillUsed = (BasicDBList) mdstoreInfo.get("expiring"); |
|
234 |
if (stillUsed.size() == 0) { |
|
235 |
db.getCollection(oldId).drop(); |
|
236 |
db.getCollection("discarded-" + oldId).drop(); |
|
237 |
} |
|
238 |
log.debug("Replaced collection "); |
|
239 |
} else { |
|
240 |
log.debug("commit incremental "); |
|
241 |
updateIncremental(transactionId, oldId); |
|
242 |
db.getCollection(transactionId).drop(); |
|
243 |
db.getCollection("discarded-" + transactionId).drop(); |
|
244 |
} |
|
245 |
this.getManagerTable().findOneAndReplace(new BasicDBObject("_id", mdstoreInfo.get("_id")), mdstoreInfo); |
|
246 |
|
|
247 |
log.info("Committed transaction for metadata store " + mdstoreId); |
|
248 |
return true; |
|
249 |
} |
|
250 |
|
|
251 |
/** |
|
252 |
* Find transaction. |
|
253 |
* |
|
254 |
* @param transactions the transactions |
|
255 |
* @param transactionId the transaction id |
|
256 |
* @return the DB object |
|
257 |
*/ |
|
258 |
private DBObject findTransaction(final BasicDBList transactions, final String transactionId) { |
|
259 |
if (transactions.size() == 0) return null; |
|
260 |
for (int i = 0; i < transactions.size(); i++) { |
|
261 |
final BasicDBObject transaction = (BasicDBObject) transactions.get(i); |
|
262 |
final String id = (String) transaction.get("id"); |
|
263 |
if (transactionId.equals(id)) return transaction; |
|
264 |
} |
|
265 |
return null; |
|
266 |
} |
|
267 |
|
|
268 |
/** |
|
269 |
* {@inheritDoc} |
|
270 |
* |
|
271 |
* @see MDStoreTransactionManager#readMdStore(String) |
|
272 |
*/ |
|
273 |
@Override |
|
274 |
public String readMdStore(final String mdStoreId) throws MDStoreException { |
|
275 |
verifyConsistency(); |
|
276 |
final DBObject mdstoreInfo = getMDStoreAsDBObject(mdStoreId); |
|
277 |
if (mdstoreInfo == null) throw new MDStoreException("Error, unable to find Mdstore with Id " + mdStoreId); |
|
278 |
final String currentId = (String) mdstoreInfo.get("currentId"); |
|
279 |
final BasicDBList values = (BasicDBList) mdstoreInfo.get("expiring"); |
|
280 |
updateMdstoreUsed(values, currentId); |
|
281 |
this.getManagerTable().findOneAndReplace(new BasicDBObject("_id", mdstoreInfo.get("_id")), mdstoreInfo); |
|
282 |
return currentId; |
|
283 |
} |
|
284 |
|
|
285 |
/** |
|
286 |
* Update mdstore used. |
|
287 |
* |
|
288 |
* @param values the values |
|
289 |
* @param mdId the md id |
|
290 |
*/ |
|
291 |
private void updateMdstoreUsed(final BasicDBList values, final String mdId) { |
|
292 |
if (values.size() > 0) { |
|
293 |
for (int i = 0; i < values.size(); i++) { |
|
294 |
final DBObject obj = (DBObject) values.get(i); |
|
295 |
final String id = (String) obj.get("id"); |
|
296 |
if (mdId.equals(id)) { |
|
297 |
obj.put("lastRead", new Date()); |
|
298 |
return; |
|
299 |
} |
|
300 |
} |
|
301 |
} |
|
302 |
final BasicDBObject readStore = new BasicDBObject(); |
|
303 |
readStore.put("id", mdId); |
|
304 |
readStore.put("lastRead", new Date()); |
|
305 |
values.add(readStore); |
|
306 |
} |
|
307 |
|
|
308 |
/** |
|
309 |
* Gets the manager table. |
|
310 |
* |
|
311 |
* @return the managerTable |
|
312 |
*/ |
|
313 |
public MongoCollection<DBObject> getManagerTable() { |
|
314 |
return managerTable; |
|
315 |
} |
|
316 |
|
|
317 |
/** |
|
318 |
* Sets the manager table. |
|
319 |
* |
|
320 |
* @param managerTable the managerTable to set |
|
321 |
*/ |
|
322 |
public void setManagerTable(final MongoCollection<DBObject> managerTable) { |
|
323 |
this.managerTable = managerTable; |
|
324 |
} |
|
325 |
|
|
326 |
/* |
|
327 |
* (non-Javadoc) |
|
328 |
* |
|
329 |
* @see eu.dnetlib.data.mdstore.modular.connector.MDStoreTransactionManager#getInfoForCurrentMdStore(java.lang.String) |
|
330 |
*/ |
|
331 |
@Override |
|
332 |
public MDStoreManagerInfo getInfoForCurrentMdStore(final String mdStoreId) throws MDStoreException { |
|
333 |
verifyConsistency(); |
|
334 |
final DBObject mdstoreInfo = getMDStoreAsDBObject(mdStoreId); |
|
335 |
if (mdstoreInfo == null) throw new MDStoreException("Error, unable to find Mdstore with Id " + mdStoreId); |
|
336 |
final MDStoreManagerInfo result = new MDStoreManagerInfo(); |
|
337 |
result.setCurrentId((String) mdstoreInfo.get("currentId")); |
|
338 |
result.setMdId((String) mdstoreInfo.get("mdId")); |
|
339 |
final BasicDBList values = (BasicDBList) mdstoreInfo.get("expiring"); |
|
340 |
for (int i = 0; i < values.size(); i++) { |
|
341 |
final MDStoreExpiredInfo stillused = new MDStoreExpiredInfo(); |
|
342 |
final DBObject value = (DBObject) values.get(i); |
|
343 |
stillused.setId((String) value.get("id")); |
|
344 |
stillused.setLastRead((Date) value.get("lastRead")); |
|
345 |
result.addExpiredItem(stillused); |
|
346 |
} |
|
347 |
final BasicDBList transactions = (BasicDBList) mdstoreInfo.get("transactions"); |
|
348 |
if (transactions != null) { |
|
349 |
for (int i = 0; i < transactions.size(); i++) { |
|
350 |
final MDStoreTransactionInfo transaction = new MDStoreTransactionInfo(); |
|
351 |
final DBObject value = (DBObject) transactions.get(i); |
|
352 |
final String transactionId = (String) value.get("id"); |
|
353 |
transaction.setId(transactionId); |
|
354 |
transaction.setDate((Date) value.get("date")); |
|
355 |
transaction.setRefresh((Boolean) value.get("refresh")); |
|
356 |
transaction.setSize(db.getCollection(transactionId).count()); |
|
357 |
result.addTransactionInfo(transaction); |
|
358 |
} |
|
359 |
} |
|
360 |
return result; |
|
361 |
} |
|
362 |
|
|
363 |
/* |
|
364 |
* (non-Javadoc) |
|
365 |
* |
|
366 |
* @see eu.dnetlib.data.mdstore.modular.connector.MDStoreTransactionManager#dropUsed(java.lang.String, java.lang.String) |
|
367 |
*/ |
|
368 |
@Override |
|
369 |
public Boolean dropUsed(final String mdId, final String idToDrop) throws MDStoreException { |
|
370 |
verifyConsistency(); |
|
371 |
final DBObject mdstoreInfo = getMDStoreAsDBObject(mdId); |
|
372 |
if (mdstoreInfo == null) throw new MDStoreException("Error, unable to find Mdstore with Id " + mdId); |
|
373 |
return dropStore(mdstoreInfo, idToDrop, "expiring"); |
|
374 |
} |
|
375 |
|
|
376 |
private boolean dropStore(DBObject mdstoreInfo, final String idToDrop, String transactionListName) throws MDStoreException { |
|
377 |
final BasicDBList transactionList = (BasicDBList) mdstoreInfo.get(transactionListName); |
|
378 |
for (int i = 0; i < transactionList.size(); i++) { |
|
379 |
final DBObject value = (DBObject) transactionList.get(i); |
|
380 |
final String currentUsedId = (String) value.get("id"); |
|
381 |
if (currentUsedId.equals(idToDrop)) { |
|
382 |
db.getCollection(idToDrop).drop(); |
|
383 |
db.getCollection("discarded-" + idToDrop).drop(); |
|
384 |
transactionList.remove(value); |
|
385 |
mdstoreInfo.put(transactionListName, transactionList); |
|
386 |
this.getManagerTable().findOneAndReplace(new BasicDBObject("_id", mdstoreInfo.get("_id")), mdstoreInfo); |
|
387 |
return true; |
|
388 |
} |
|
389 |
} |
|
390 |
throw new MDStoreException("Error, unable to drop collection " + idToDrop); |
|
391 |
} |
|
392 |
|
|
393 |
/* |
|
394 |
* (non-Javadoc) |
|
395 |
* |
|
396 |
* @see eu.dnetlib.data.mdstore.modular.connector.MDStoreTransactionManager#garbage() |
|
397 |
*/ |
|
398 |
@Override |
|
399 |
public void garbage() throws MDStoreException { |
|
400 |
verifyConsistency(); |
|
401 |
log.info("Start garbage collection of MdStore"); |
|
402 |
final FindIterable<DBObject> it = this.managerTable.find(); |
|
403 |
int totalDeleted = 0; |
|
404 |
for (DBObject currentObject : it) { |
|
405 |
if (log.isDebugEnabled()) { |
|
406 |
log.debug("start to check id: " + currentObject.get("currentId")); |
|
407 |
} |
|
408 |
garbageExpiring(currentObject, (String) currentObject.get("currentId")); |
|
409 |
garbageTransactions(currentObject, (String) currentObject.get("currentId")); |
|
410 |
this.getManagerTable().findOneAndReplace(new BasicDBObject("_id", currentObject.get("_id")), currentObject); |
|
411 |
} |
|
412 |
|
|
413 |
// DELETING Collection that are not in the metadataManager table |
|
414 |
MongoIterable<String> collections = this.db.listCollectionNames(); |
|
415 |
for (String collection : collections) { |
|
416 |
if ((collection.length() > 30) && (collection.contains("discarded-") == false) && (collection.contains("resolved") == false)) { |
|
417 |
final DBObject item = getMetadataObjectForCollections(collection); |
|
418 |
|
|
419 |
if (shouldDelete(collection, item)) { |
|
420 |
if (log.isDebugEnabled()) { |
|
421 |
log.debug("delete collection: " + collection + " from mongo"); |
|
422 |
} |
|
423 |
db.getCollection(collection).drop(); |
|
424 |
db.getCollection("discarded-" + collection).drop(); |
|
425 |
if (log.isDebugEnabled()) { |
|
426 |
log.debug("delete collection: discarded-" + collection + " from mongo"); |
|
427 |
} |
|
428 |
} |
|
429 |
} |
|
430 |
} |
|
431 |
|
|
432 |
log.info("Complete garbage collection of MdStore, total store deleted: " + totalDeleted); |
|
433 |
} |
|
434 |
|
|
435 |
private DBObject getMetadataObjectForCollections(final String collectionName) { |
|
436 |
if (collectionName == null) return null; |
|
437 |
final String postfix = "_TURTdG9yZURTUmVzb3VyY2VzL01EU3RvcmVEU1Jlc291cmNlVHlwZQ=="; |
|
438 |
final String tmp = collectionName.contains("discarded-") == true ? StringUtils.substringAfter(collectionName, "discarded-") : collectionName; |
|
439 |
final String collectionNameCleaned = StringUtils.substringBefore(tmp, "::") + postfix; |
|
440 |
|
|
441 |
//DBObject query = QueryBuilder.start("mdId").is(collectionNameCleaned).get(); |
|
442 |
Bson query = Filters.eq("mdId", collectionNameCleaned); |
|
443 |
return this.managerTable.find(query).first(); |
|
444 |
|
|
445 |
} |
|
446 |
|
|
447 |
private boolean shouldDelete(final String collectionName, final DBObject metadataManagerInstance) { |
|
448 |
log.debug("should delete instance " + metadataManagerInstance); |
|
449 |
if ((metadataManagerInstance == null) || (metadataManagerInstance.get("currentId") == null)) { |
|
450 |
log.debug("the instance has not currentID"); |
|
451 |
return true; |
|
452 |
} |
|
453 |
String currentId = (String) metadataManagerInstance.get("currentId"); |
|
454 |
if (collectionName.equals(currentId)) return false; |
|
455 |
BasicDBList expiringList = (BasicDBList) metadataManagerInstance.get("expiring"); |
|
456 |
if (findInList(expiringList, collectionName, "id") == true) return false; |
|
457 |
BasicDBList transactionsList = (BasicDBList) metadataManagerInstance.get("transactions"); |
|
458 |
return findInList(transactionsList, collectionName, "id") != true; |
|
459 |
} |
|
460 |
|
|
461 |
private boolean findInList(final BasicDBList list, final String object, final String tagname) { |
|
462 |
if (list == null) return false; |
|
463 |
for (int i = 0; i < list.size(); i++) { |
|
464 |
DBObject currentObject = (DBObject) list.get(i); |
|
465 |
final String id = (String) currentObject.get(tagname); |
|
466 |
if (id.equals(object)) return true; |
|
467 |
} |
|
468 |
return false; |
|
469 |
} |
|
470 |
|
|
471 |
/** |
|
472 |
* Delete. |
|
473 |
* |
|
474 |
* @param list the list |
|
475 |
* @param toRemove the to remove |
|
476 |
*/ |
|
477 |
private void delete(final BasicDBList list, final List<DBObject> toRemove) { |
|
478 |
for (final DBObject obj : toRemove) { |
|
479 |
if (log.isDebugEnabled()) { |
|
480 |
log.debug("deleting " + obj); |
|
481 |
} |
|
482 |
list.remove(obj); |
|
483 |
} |
|
484 |
} |
|
485 |
|
|
486 |
/** |
|
487 |
* Garbage transactions. |
|
488 |
* |
|
489 |
* @param currentObject the current object |
|
490 |
* @param currentId the current id |
|
491 |
*/ |
|
492 |
private void garbageTransactions(final DBObject currentObject, final String currentId) { |
|
493 |
if (log.isDebugEnabled()) { |
|
494 |
log.debug("Start garbage transactions "); |
|
495 |
} |
|
496 |
|
|
497 |
final BasicDBList expiring = (BasicDBList) currentObject.get("transactions"); |
|
498 |
if ((expiring == null) || (expiring.size() <= getMaxTransactions())) return; |
|
499 |
|
|
500 |
List<DBObject> expiringList = Lists.newArrayList(); |
|
501 |
|
|
502 |
for (int i = 0; i < expiring.size(); i++) { |
|
503 |
final DBObject cobj = (DBObject) expiring.get(i); |
|
504 |
if (cobj != null) { |
|
505 |
expiringList.add((DBObject) expiring.get(i)); |
|
506 |
} |
|
507 |
|
|
508 |
} |
|
509 |
|
|
510 |
Collections.sort(expiringList, MDStoreUtils.getComparatorOnDate()); |
|
511 |
|
|
512 |
List<DBObject> toRemove = Lists.newArrayList(); |
|
513 |
int i = 0; |
|
514 |
|
|
515 |
// We should remove the k item less recent |
|
516 |
// where k = numberOftotalTransaction - maxNumberOfTransaction |
|
517 |
// k = numberOfItemToRemove |
|
518 |
|
|
519 |
while (((expiringList.size() - toRemove.size()) > getMaxTransactions()) || (i < expiringList.size())) { |
|
520 |
DBObject currentObj = expiringList.get(i++); |
|
521 |
String objectId = (String) currentObj.get("id"); |
|
522 |
if (!objectId.equals(currentId)) { |
|
523 |
if (log.isDebugEnabled()) { |
|
524 |
log.debug("delete collection: " + objectId + " from mongo"); |
|
525 |
} |
|
526 |
db.getCollection(objectId).drop(); |
|
527 |
db.getCollection("discarded-" + objectId).drop(); |
|
528 |
if (log.isDebugEnabled()) { |
|
529 |
log.debug("delete collection: discarded-" + objectId + " from mongo"); |
|
530 |
} |
|
531 |
toRemove.add(currentObj); |
|
532 |
} else { |
|
533 |
if (log.isDebugEnabled()) { |
|
534 |
log.debug("Cannot remove transaction " + objectId + " because is the currentId: " + currentId); |
|
535 |
} |
|
536 |
} |
|
537 |
} |
|
538 |
|
|
539 |
delete(expiring, toRemove); |
|
540 |
log.info("Deleted " + toRemove.size() + " transactions, mdStore Id:" + currentObject.get("mdId")); |
|
541 |
} |
|
542 |
|
|
543 |
/** |
|
544 |
* Garbage expiring. |
|
545 |
* |
|
546 |
* @param currentObject the current object |
|
547 |
* @param currentId the current id |
|
548 |
*/ |
|
549 |
private void garbageExpiring(final DBObject currentObject, final String currentId) { |
|
550 |
if (log.isDebugEnabled()) { |
|
551 |
log.debug("Start to search expiring mdstores for id: " + currentObject.get("mdId")); |
|
552 |
} |
|
553 |
final BasicDBList expiring = (BasicDBList) currentObject.get("expiring"); |
|
554 |
final List<DBObject> toRemove = Lists.newArrayList(); |
|
555 |
if (log.isDebugEnabled()) { |
|
556 |
if (expiring == null) { |
|
557 |
log.debug("expiring list is null"); |
|
558 |
} else { |
|
559 |
log.debug("expiring list size is :" + expiring.size()); |
|
560 |
} |
|
561 |
} |
|
562 |
if ((expiring == null) || (expiring.size() == 0)) { |
|
563 |
log.debug("Deleted 0 expired collections, mdStore Id:" + currentObject.get("mdId")); |
|
564 |
return; |
|
565 |
} |
|
566 |
for (int i = 0; i < expiring.size(); i++) { |
|
567 |
final DBObject currentExpiredStore = (DBObject) expiring.get(i); |
|
568 |
final String currentUsedId = (String) currentExpiredStore.get("id"); |
|
569 |
final long d = getExpiringDays(currentExpiredStore, "lastRead"); |
|
570 |
if (log.isDebugEnabled()) { |
|
571 |
log.debug("the store :" + currentId + " expired since " + d + "days "); |
|
572 |
} |
|
573 |
// DELETE the collection where the last time they was read |
|
574 |
// is more than 3 days ago |
|
575 |
if (d > getExpiredDays()) { |
|
576 |
if (currentUsedId.equals(currentId) == false) { |
|
577 |
db.getCollection(currentUsedId).drop(); |
|
578 |
db.getCollection("discarded-" + currentUsedId).drop(); |
|
579 |
log.debug("deleted collection " + currentUsedId); |
|
580 |
} |
|
581 |
toRemove.add(currentExpiredStore); |
|
582 |
} |
|
583 |
} |
|
584 |
delete(expiring, toRemove); |
|
585 |
log.debug("Deleted expired " + toRemove.size() + "collections, mdStore Id:" + currentObject.get("mdId")); |
|
586 |
} |
|
587 |
|
|
588 |
/** |
|
589 |
* Gets the expiring days. |
|
590 |
* |
|
591 |
* @param value the value |
|
592 |
* @param paramName the param name |
|
593 |
* @return the expiring days |
|
594 |
*/ |
|
595 |
private long getExpiringDays(final DBObject value, final String paramName) { |
|
596 |
|
|
597 |
final Date lastRead = (Date) value.get(paramName); |
|
598 |
|
|
599 |
final LocalDate readDate = lastRead.toInstant().atZone(ZoneId.systemDefault()).toLocalDate(); |
|
600 |
return Duration.between(LocalDate.now().atTime(0, 0), readDate.atTime(0, 0)).toDays(); |
|
601 |
} |
|
602 |
|
|
603 |
/** |
|
604 |
* Gets the expired days. |
|
605 |
* |
|
606 |
* @return the expiredDays |
|
607 |
*/ |
|
608 |
public int getExpiredDays() { |
|
609 |
if (this.expiredDays == 0) return 3; |
|
610 |
return expiredDays; |
|
611 |
} |
|
612 |
|
|
613 |
/** |
|
614 |
* Sets the expired days. |
|
615 |
* |
|
616 |
* @param expiredDays the expiredDays to set |
|
617 |
*/ |
|
618 |
public void setExpiredDays(final int expiredDays) { |
|
619 |
this.expiredDays = expiredDays; |
|
620 |
} |
|
621 |
|
|
622 |
/** |
|
623 |
* Update incremental. |
|
624 |
* |
|
625 |
* @param transactionId the transaction id |
|
626 |
* @param currentId the current id |
|
627 |
*/ |
|
628 |
private void updateIncremental(final String transactionId, final String currentId) { |
|
629 |
final MongoCollection<DBObject> transaction = db.getCollection(transactionId, DBObject.class); |
|
630 |
final MongoCollection<DBObject> mdstore = db.getCollection(currentId, DBObject.class); |
|
631 |
final FindIterable<DBObject> it = transaction.find(); |
|
632 |
for (DBObject currentObj : it) { |
|
633 |
|
|
634 |
BasicDBObject newObj = new BasicDBObject(); |
|
635 |
|
|
636 |
final String id = (String) currentObj.get("id"); |
|
637 |
final String body = (String) currentObj.get("body"); |
|
638 |
newObj.put("id", id); |
|
639 |
newObj.put("body", body); |
|
640 |
if (StringUtils.isNotBlank(id)) { |
|
641 |
//setting to journaled write concern to be sure that when the write returns everything has been flushed to disk (https://docs.mongodb.org/manual/faq/developers/#when-does-mongodb-write-updates-to-disk) |
|
642 |
//the explicit fsync command can't be run anymore: 'Command failed with error 13: 'fsync may only be run against the admin database.' |
|
643 |
final MongoCollection<DBObject> mdstoreWrite = mdstore.withWriteConcern(WriteConcern.JOURNALED); |
|
644 |
mdstoreWrite.replaceOne(new BasicDBObject("id", id), newObj, new UpdateOptions().upsert(true)); |
|
645 |
} |
|
646 |
} |
|
647 |
} |
|
648 |
|
|
649 |
/* |
|
650 |
* (non-Javadoc) |
|
651 |
* |
|
652 |
* @see eu.dnetlib.data.mdstore.modular.connector.MDStoreTransactionManager#dropTransaction(java.lang.String, java.lang.String) |
|
653 |
*/ |
|
654 |
@Override |
|
655 |
public Boolean dropTransaction(final String mdId, final String idToDrop) throws MDStoreException { |
|
656 |
verifyConsistency(); |
|
657 |
final DBObject mdstoreInfo = getMDStoreAsDBObject(mdId); |
|
658 |
if (mdstoreInfo == null) throw new MDStoreException("Error, unable to find Mdstore with Id " + mdId); |
|
659 |
return dropStore(mdstoreInfo, idToDrop, "transactions"); |
|
660 |
} |
|
661 |
|
|
662 |
public void garbageTransactionsOnStart() throws MDStoreException { |
|
663 |
verifyConsistency(); |
|
664 |
FindIterable<DBObject> it = this.managerTable.find(); |
|
665 |
for (DBObject currentObject : it) { |
|
666 |
final BasicDBList transactions = (BasicDBList) currentObject.get("transactions"); |
|
667 |
if ((transactions != null) && (transactions.size() > 0)) { |
|
668 |
for (int i = 0; i < transactions.size(); i++) { |
|
669 |
final DBObject currentTransactions = (DBObject) transactions.get(i); |
|
670 |
final String id = (String) currentTransactions.get("id"); |
|
671 |
db.getCollection(id).drop(); |
|
672 |
db.getCollection("discarded-" + id).drop(); |
|
673 |
log.debug("deleted collection " + id); |
|
674 |
} |
|
675 |
currentObject.put("transactions", new BasicDBList()); |
|
676 |
this.getManagerTable().findOneAndReplace(new BasicDBObject("_id", currentObject.get("_id")), currentObject); |
|
677 |
} |
|
678 |
} |
|
679 |
} |
|
680 |
|
|
681 |
/** |
|
682 |
* Gets the max transactions. |
|
683 |
* |
|
684 |
* @return the maxTransactions |
|
685 |
*/ |
|
686 |
public int getMaxTransactions() { |
|
687 |
return maxTransactions; |
|
688 |
} |
|
689 |
|
|
690 |
/** |
|
691 |
* Sets the max transactions. |
|
692 |
* |
|
693 |
* @param maxTransactions the maxTransactions to set |
|
694 |
*/ |
|
695 |
public void setMaxTransactions(final int maxTransactions) { |
|
696 |
this.maxTransactions = maxTransactions; |
|
697 |
} |
|
698 |
|
|
699 |
} |
modules/dnet-springboot-apps/trunk/dnet-simple-aggregation-worker/src/main/java/eu/dnetlib/msro/workers/aggregation/store/mongo/MongoDBProperties.java | ||
---|---|---|
1 |
package eu.dnetlib.msro.workers.aggregation.store.mongo; |
|
2 |
|
|
3 |
import org.springframework.boot.context.properties.ConfigurationProperties; |
|
4 |
import org.springframework.stereotype.Component; |
|
5 |
|
|
6 |
/** |
|
7 |
* Created by claudio on 13/03/2017. |
|
8 |
*/ |
|
9 |
@Component |
|
10 |
@ConfigurationProperties(prefix = "msro.worker.mdstore.mongodb") |
|
11 |
public class MongoDBProperties { |
|
12 |
|
|
13 |
private String host = "localhost"; |
|
14 |
|
|
15 |
private int port = 27017; |
|
16 |
|
|
17 |
private String dbname = "mdstore"; |
|
18 |
|
|
19 |
public String getHost() { |
|
20 |
return host; |
|
21 |
} |
|
22 |
|
|
23 |
public void setHost(final String host) { |
|
24 |
this.host = host; |
|
25 |
} |
|
26 |
|
|
27 |
public int getPort() { |
|
28 |
return port; |
|
29 |
} |
|
30 |
|
|
31 |
public void setPort(final int port) { |
|
32 |
this.port = port; |
|
33 |
} |
|
34 |
|
|
35 |
public String getDbname() { |
|
36 |
return dbname; |
|
37 |
} |
|
38 |
|
|
39 |
public void setDbname(final String dbname) { |
|
40 |
this.dbname = dbname; |
|
41 |
} |
|
42 |
} |
modules/dnet-springboot-apps/trunk/dnet-simple-aggregation-worker/src/main/java/eu/dnetlib/msro/workers/aggregation/store/mongo/MDStoreDaoImpl.java | ||
---|---|---|
1 |
package eu.dnetlib.msro.workers.aggregation.store.mongo; |
|
2 |
|
|
3 |
import java.util.List; |
|
4 |
import java.util.stream.Collectors; |
|
5 |
|
|
6 |
import com.google.common.collect.Lists; |
|
7 |
import com.google.common.primitives.Ints; |
|
8 |
import com.mongodb.BasicDBObject; |
|
9 |
import com.mongodb.BasicDBObjectBuilder; |
|
10 |
import com.mongodb.DBObject; |
|
11 |
import com.mongodb.client.AggregateIterable; |
|
12 |
import com.mongodb.client.MongoCollection; |
|
13 |
import com.mongodb.client.MongoDatabase; |
|
14 |
import com.mongodb.client.model.CreateCollectionOptions; |
|
15 |
import eu.dnetlib.miscutils.datetime.DateUtils; |
|
16 |
import eu.dnetlib.miscutils.streams.DnetStreamSupport; |
|
17 |
import eu.dnetlib.msro.workers.aggregation.store.*; |
|
18 |
import org.apache.commons.logging.Log; |
|
19 |
import org.apache.commons.logging.LogFactory; |
|
20 |
import org.bson.Document; |
|
21 |
import org.springframework.beans.factory.annotation.Autowired; |
|
22 |
import org.springframework.stereotype.Component; |
|
23 |
|
|
24 |
/** |
|
25 |
* Created by claudio on 13/03/2017. |
|
26 |
*/ |
|
27 |
@Component |
|
28 |
public class MDStoreDaoImpl implements MDStoreDao { |
|
29 |
|
|
30 |
private static final Log log = LogFactory.getLog(MDStoreDaoImpl.class); |
|
31 |
|
|
32 |
public static final String MD_ID = "mdId"; |
|
33 |
public static final String FORMAT = "format"; |
|
34 |
public static final String INTERPRETATION = "interpretation"; |
|
35 |
public static final String LAYOUT = "layout"; |
|
36 |
public static final String SIZE = "size"; |
|
37 |
public static final String METADATA_NAME = "metadata"; |
|
38 |
|
|
39 |
private boolean discardRecords = true; |
|
40 |
|
|
41 |
@Autowired |
|
42 |
private MongoDatabase db; |
|
43 |
|
|
44 |
@Autowired |
|
45 |
private MDStoreTransactionManager transactionManager; |
|
46 |
|
|
47 |
/** |
|
48 |
* {@inheritDoc} |
|
49 |
*/ |
|
50 |
@Override |
|
51 |
public void createMDStore(final String mdId, final String format, final String interpretation, final String layout) throws MDStoreException { |
|
52 |
|
|
53 |
transactionManager.createMDStore(mdId); |
|
54 |
final String internalId = transactionManager.getMDStoreCollection(mdId); |
|
55 |
|
|
56 |
final List<String> names = DnetStreamSupport.generateStreamFromIterator(db.listCollectionNames().iterator()) |
|
57 |
.filter(c -> c.contains(internalId)) |
|
58 |
.collect(Collectors.toList()); |
|
59 |
|
|
60 |
if (names.isEmpty()) { |
|
61 |
log.info(String.format("creating collection %s", internalId)); |
|
62 |
db.createCollection(internalId, new CreateCollectionOptions()); |
|
63 |
} |
|
64 |
|
|
65 |
final BasicDBObject obj = new BasicDBObject(); |
|
66 |
obj.put(MD_ID, mdId); |
|
67 |
obj.put(FORMAT, format); |
|
68 |
obj.put(INTERPRETATION, interpretation); |
|
69 |
obj.put(LAYOUT, layout); |
|
70 |
obj.put(SIZE, 0); |
|
71 |
getMetadataCollection().insertOne(obj); |
|
72 |
} |
|
73 |
|
|
74 |
/** |
|
75 |
* {@inheritDoc} |
|
76 |
*/ |
|
77 |
@Override |
|
78 |
public void deleteMDStore(final String mdId) throws MDStoreException { |
|
79 |
final MongoCollection<DBObject> metadata = getMetadataCollection(); |
|
80 |
if (metadata == null) throw new MDStoreException("cannot find metadata collection"); |
|
81 |
transactionManager.dropMDStore(mdId); |
|
82 |
metadata.deleteOne(new BasicDBObject(MD_ID, mdId)); |
|
83 |
log.info("deleted mdId: " + mdId); |
|
84 |
} |
|
85 |
|
|
86 |
/** |
|
87 |
* {@inheritDoc} |
|
88 |
*/ |
|
89 |
@Override |
|
90 |
public MDStore getMDStore(final String mdId) throws MDStoreException { |
|
91 |
final String internalId = transactionManager.getMDStoreCollection(mdId); |
|
92 |
return new MongoMDStore(mdId, getRecordCollection(internalId), isDiscardRecords(), db); |
|
93 |
} |
|
94 |
|
|
95 |
/** |
|
96 |
* {@inheritDoc} |
|
97 |
*/ |
|
98 |
@Override |
|
99 |
public MDStore readMDStore(final String mdId) throws MDStoreException { |
|
100 |
final String internalId = transactionManager.readMdStore(mdId); |
|
101 |
return new MongoMDStore(mdId, getRecordCollection(internalId), isDiscardRecords(), db); |
|
102 |
} |
|
103 |
|
|
104 |
/** |
|
105 |
* {@inheritDoc} |
|
106 |
*/ |
|
107 |
@Override |
|
108 |
public MDStore startTransaction(final String mdId, final boolean refresh) throws MDStoreException { |
|
109 |
final String transactionId = transactionManager.startTransaction(mdId, refresh); |
|
110 |
return new MongoMDStore(transactionId, getRecordCollection(transactionId), isDiscardRecords(), db); |
|
111 |
} |
|
112 |
|
|
113 |
/** |
|
114 |
* {@inheritDoc} |
|
115 |
*/ |
|
116 |
@Override |
|
117 |
public List<MDStoreDescription> listMDStores() { |
|
118 |
return DnetStreamSupport.generateStreamFromIterator(getMetadataCollection().find().iterator()) |
|
119 |
.map(this::convertMDStoreDescription) |
|
120 |
.collect(Collectors.toList()); |
|
121 |
} |
|
122 |
|
|
123 |
private MongoCollection<Record> getRecordCollection(final String collectionId) { |
|
124 |
return db.getCollection(collectionId, Record.class); |
|
125 |
} |
|
126 |
|
|
127 |
private MongoCollection<DBObject> getMetadataCollection() { |
|
128 |
return db.getCollection(METADATA_NAME, DBObject.class); |
|
129 |
} |
|
130 |
|
|
131 |
private MDStoreDescription convertMDStoreDescription(DBObject input) { |
|
132 |
|
|
133 |
final String mdId = (String) input.get(MD_ID); |
|
134 |
log.debug("Getting info for " + mdId); |
|
135 |
final String format = (String) input.get(FORMAT); |
|
136 |
final String layout = (String) input.get(LAYOUT); |
|
137 |
final String interpretation = (String) input.get(INTERPRETATION); |
|
138 |
MongoMDStore currentMDStore = null; |
|
139 |
final MDStoreDescription description = new MDStoreDescription(); |
|
140 |
try { |
|
141 |
currentMDStore = (MongoMDStore) getMDStore(mdId); |
|
142 |
} catch (final MDStoreException e) { |
|
143 |
log.error("Error on retrieving mdstore for getting info mdId " + mdId); |
|
144 |
} |
|
145 |
|
|
146 |
int size = 0; |
|
147 |
if (input.containsField(SIZE)) { |
|
148 |
log.debug("Size retrieved from metadata for mdId :" + mdId); |
|
149 |
size = (Integer) input.get(SIZE); |
|
150 |
} else { |
|
151 |
if (currentMDStore != null) { |
|
152 |
log.debug("Size not Found in metadata for mdId :" + mdId + " calling getCount "); |
|
153 |
size = currentMDStore.getSize(); |
|
154 |
input.put("size", size); |
|
155 |
db.getCollection(METADATA_NAME, DBObject.class).findOneAndReplace(new BasicDBObject(MD_ID, mdId), input); |
|
156 |
} |
|
157 |
} |
|
158 |
if (currentMDStore != null) { |
|
159 |
description.setIndexed(currentMDStore.isIndexed()); |
|
160 |
} |
|
161 |
description.setId(mdId); |
|
162 |
description.setFormat(format); |
|
163 |
description.setLayout(layout); |
|
164 |
description.setInterpretation(interpretation); |
|
165 |
description.setSize(size); |
|
166 |
return description; |
|
167 |
|
|
168 |
} |
|
169 |
|
|
170 |
/** |
|
171 |
* {@inheritDoc} |
|
172 |
*/ |
|
173 |
@Override |
|
174 |
public List<String> listMDStores(final String format, final String layout, final String interpretation) { |
|
175 |
return DnetStreamSupport.generateStreamFromIterator(getMetadataCollection().find().iterator()) |
|
176 |
.filter(MDStoreUtils.dboFilter(format, layout, interpretation)) |
|
177 |
.map(MDStoreUtils.mdId()) |
|
178 |
.collect(Collectors.toList()); |
|
179 |
} |
|
180 |
|
|
181 |
/** |
|
182 |
* {@inheritDoc} |
|
183 |
*/ |
|
184 |
@Override |
|
185 |
public int getCachedSize(final String id) throws MDStoreException { |
|
186 |
log.debug("retrieve cached size for mdstore: " + id); |
|
187 |
final DBObject desc = getMetadataCollection().find(new BasicDBObject(MD_ID, id)).first(); |
|
188 |
if (!desc.containsField(SIZE)) { |
|
189 |
desc.put(SIZE, getMDStore(id).getSize()); |
|
190 |
} |
|
191 |
|
|
192 |
final Object oSize = desc.get(SIZE); |
|
193 |
return (Integer) oSize; |
|
194 |
} |
|
195 |
|
|
196 |
/** |
|
197 |
* {@inheritDoc} |
|
198 |
*/ |
|
199 |
@Override |
|
200 |
public void refreshSizes() throws MDStoreException { |
|
201 |
for (final MDStoreDescription mdStoreId : listMDStores()) { |
|
202 |
refreshSize(mdStoreId.getId()); |
|
203 |
} |
|
204 |
} |
|
205 |
|
|
206 |
/** |
|
207 |
* {@inheritDoc} |
|
208 |
*/ |
|
209 |
@Override |
|
210 |
public int refreshSize(final String mdStoreId) throws MDStoreException { |
|
211 |
final int size = (int) db.getCollection(transactionManager.getMDStoreCollection(mdStoreId)).count(); |
|
212 |
final MongoCollection<DBObject> metadata = db.getCollection(METADATA_NAME, DBObject.class); |
|
213 |
metadata.updateOne(new BasicDBObject(MD_ID, mdStoreId), new BasicDBObject("$set", new BasicDBObject(SIZE, size))); |
|
214 |
return size; |
|
215 |
} |
|
216 |
|
|
217 |
@Override |
|
218 |
public int getSumOfSizes(final String format, final String layout, final String interpretation) throws MDStoreException { |
|
219 |
final MongoCollection<DBObject> metadata = getMetadataCollection(); |
|
220 |
BasicDBObject matchObj = (BasicDBObject) BasicDBObjectBuilder.start("$match", |
|
221 |
BasicDBObjectBuilder.start("format", format).add("layout", layout).add("interpretation", interpretation).get()).get(); |
|
222 |
BasicDBObject groupObj = (BasicDBObject) BasicDBObjectBuilder.start("$group", |
|
223 |
BasicDBObjectBuilder.start("_id", "").add("total", new BasicDBObject("$sum", "$" + SIZE)).get()).get(); |
|
224 |
BasicDBObject projectObj = new BasicDBObject("$project", new BasicDBObject("_id", 0).append("total", 1)); |
|
225 |
List<BasicDBObject> pipeline = Lists.newArrayList(matchObj, groupObj, projectObj); |
|
226 |
AggregateIterable<DBObject> output = metadata.aggregate(pipeline, DBObject.class); |
|
227 |
DBObject result = output.first(); |
|
228 |
if (result == null || !result.containsField("total")) { |
|
229 |
log.debug("No total found"); |
|
230 |
return 0; |
|
231 |
} else return (Integer) result.get("total"); |
|
232 |
} |
|
233 |
|
|
234 |
/** |
|
235 |
* {@inheritDoc} |
|
236 |
*/ |
|
237 |
@Override |
|
238 |
public void commit(final String transactionId, final String mdId) throws MDStoreException { |
|
239 |
transactionManager.commit(transactionId, mdId, getMDStore(mdId)); |
|
240 |
} |
|
241 |
/** |
|
242 |
* Getter for property 'discardRecords'. |
|
243 |
* |
|
244 |
* @return Value for property 'discardRecords'. |
|
245 |
*/ |
|
246 |
public boolean isDiscardRecords() { |
|
247 |
return discardRecords; |
|
248 |
} |
|
249 |
|
|
250 |
/** |
|
251 |
* Setter for property 'discardRecords'. |
|
252 |
* |
|
253 |
* @param discardRecords Value to set for property 'discardRecords'. |
|
254 |
*/ |
|
255 |
public void setDiscardRecords(final boolean discardRecords) { |
|
256 |
this.discardRecords = discardRecords; |
|
257 |
} |
|
258 |
|
|
259 |
@Override |
|
260 |
public MDStoreDBStatus getDBStatus() { |
|
261 |
final int handledDatastructures = Ints.saturatedCast(db.getCollection(METADATA_NAME).count()); |
|
262 |
//final int usedDiskSpace = Ints.saturatedCast(db.getStats().getLong("storageSize") / (1024 * 1024)); // in MB |
|
263 |
//{ dbStats: 1, scale: 1 } |
|
264 |
BasicDBObject statsQuery = new BasicDBObject("dbStats", 1); |
|
265 |
statsQuery.put("scale", 1024 * 1024); //storageSize in MB |
|
266 |
final Document statsRes = db.runCommand(statsQuery); |
|
267 |
log.debug("DBStatus -- " + statsRes.toJson()); |
|
268 |
int usedDiskSpace = 0; |
|
269 |
//trying to handle different versions of the mongo server: old version returns storage size as long, new version as double |
|
270 |
//TODO: simplify this when dev, beta, production are aligned with our local, latest, mongo version |
|
271 |
String usedDiskSpaceStr = statsRes.get("storageSize").toString(); |
|
272 |
try { |
|
273 |
Long usedDiskSpaceLong = Long.parseLong(usedDiskSpaceStr); |
|
274 |
usedDiskSpace = Ints.saturatedCast(usedDiskSpaceLong); |
|
275 |
} catch (NumberFormatException nfe) { |
|
276 |
Double usedDiskSpaceDbl = Double.parseDouble(usedDiskSpaceStr); |
|
277 |
usedDiskSpace = usedDiskSpaceDbl.intValue(); |
|
278 |
} |
|
279 |
final String date = DateUtils.now_ISO8601(); |
|
280 |
return new MDStoreDBStatus(handledDatastructures, usedDiskSpace, date); |
|
281 |
} |
|
282 |
|
|
283 |
@Override |
|
284 |
public void startGarbage() throws MDStoreException { |
|
285 |
this.transactionManager.garbage(); |
|
286 |
} |
|
287 |
|
|
288 |
@Override |
|
289 |
public void invalidTransaction(final String transactionId, final String mdId) throws MDStoreException { |
|
290 |
transactionManager.dropTransaction(mdId, transactionId); |
|
291 |
} |
|
292 |
|
|
293 |
} |
modules/dnet-springboot-apps/trunk/dnet-simple-aggregation-worker/src/main/java/eu/dnetlib/msro/workers/aggregation/store/mongo/MongoBulkWritesManager.java | ||
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package eu.dnetlib.msro.workers.aggregation.store.mongo; |
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import java.util.List; |
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import com.google.common.collect.Lists; |
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import com.mongodb.BasicDBObject; |
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import com.mongodb.WriteConcern; |
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import com.mongodb.client.MongoCollection; |
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import com.mongodb.client.model.*; |
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import eu.dnetlib.msro.workers.aggregation.store.Record; |
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import org.apache.commons.lang3.StringUtils; |
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import org.apache.commons.logging.Log; |
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import org.apache.commons.logging.LogFactory; |
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public class MongoBulkWritesManager { |
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private static final Log log = LogFactory.getLog(MongoBulkWritesManager.class); |
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private final boolean discardRecords; |
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private MongoCollection<Record> validCollection; |
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private List<WriteModel<Record>> validBulkOperationList; |
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private BulkWriteOptions writeOptions; |
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private MongoCollection<Record> discardedCollection; |
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private List<WriteModel<Record>> discardedBulkOperationList; |
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private int bulkSize; |
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public MongoBulkWritesManager(final MongoCollection<Record> collection, |
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final MongoCollection<Record> discardedCollection, |
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final int bulkSize, |
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final boolean discardRecords) { |
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this.validCollection = collection.withWriteConcern(WriteConcern.ACKNOWLEDGED); |
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this.validBulkOperationList = Lists.newArrayList(); |
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this.discardedCollection = discardedCollection.withWriteConcern(WriteConcern.ACKNOWLEDGED); |
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this.discardedBulkOperationList = Lists.newArrayList(); |
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this.bulkSize = bulkSize; |
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this.discardRecords = discardRecords; |
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this.writeOptions = new BulkWriteOptions().ordered(false); |
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} |
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public void insert(final Record r) { |
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try { |
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if (StringUtils.isNotBlank(r.getId())) { |
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if (log.isDebugEnabled()) { |
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log.debug("Saving object" + r.getId()); |
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} |
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validBulkOperationList.add(new ReplaceOneModel(new BasicDBObject("id", r.getId()), r, new UpdateOptions().upsert(true))); |
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if (((validBulkOperationList.size() % bulkSize) == 0) && !validBulkOperationList.isEmpty()) { |
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validCollection.bulkWrite(validBulkOperationList, writeOptions); |
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validBulkOperationList.clear(); |
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} |
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} else { |
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if (discardRecords) { |
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log.debug("parsed record seems invalid"); |
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discardRecord(r); |
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} |
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} |
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} catch (Throwable e) { |
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if (discardRecords) { |
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log.debug("unhandled exception: " + e.getMessage()); |
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discardRecord(r); |
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} |
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} |
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} |
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private void discardRecord(final Record record) { |
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discardedBulkOperationList.add(new InsertOneModel(new BasicDBObject("body", record))); |
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if (((discardedBulkOperationList.size() % bulkSize) == 0) && !discardedBulkOperationList.isEmpty()) { |
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discardedCollection.bulkWrite(discardedBulkOperationList, writeOptions); |
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discardedBulkOperationList.clear(); |
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} |
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} |
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public void flushBulks() { |
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//setting to journaled write concern to be sure that when the write returns everything has been flushed to disk (https://docs.mongodb.org/manual/faq/developers/#when-does-mongodb-write-updates-to-disk) |
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//the explicit fsync command can't be run anymore: 'Command failed with error 13: 'fsync may only be run against the admin database.' |
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if (!validBulkOperationList.isEmpty()) { |
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validCollection = getCollectionWithWriteConcern(validCollection, WriteConcern.JOURNALED); |
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validCollection.bulkWrite(validBulkOperationList, writeOptions); |
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} |
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if (!discardedBulkOperationList.isEmpty()) { |
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discardedCollection = getCollectionWithWriteConcern(discardedCollection, WriteConcern.ACKNOWLEDGED); |
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discardedCollection.bulkWrite(discardedBulkOperationList, writeOptions); |
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} |
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//setting write concern back to ACKNOWLEDGE to avoid the execution of future writes all in Journaled mode |
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validCollection = getCollectionWithWriteConcern(validCollection, WriteConcern.ACKNOWLEDGED); |
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discardedCollection = getCollectionWithWriteConcern(discardedCollection, WriteConcern.ACKNOWLEDGED); |
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} |
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private MongoCollection<Record> getCollectionWithWriteConcern(MongoCollection<Record> collection, WriteConcern writeConcern) { |
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return collection.withWriteConcern(writeConcern); |
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} |
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} |
modules/dnet-springboot-apps/trunk/dnet-simple-aggregation-worker/src/main/java/eu/dnetlib/msro/workers/aggregation/store/mongo/MongoDBConfiguration.java | ||
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package eu.dnetlib.msro.workers.aggregation.store.mongo; |
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import com.mongodb.MongoClient; |
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import com.mongodb.client.MongoDatabase; |
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import org.apache.commons.logging.Log; |
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import org.apache.commons.logging.LogFactory; |
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import org.springframework.beans.factory.annotation.Autowired; |
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import org.springframework.context.annotation.Bean; |
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import org.springframework.context.annotation.Configuration; |
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/** |
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* Created by claudio on 13/03/2017. |
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*/ |
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@Configuration |
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public class MongoDBConfiguration { |
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private static final Log log = LogFactory.getLog(MongoDBConfiguration.class); |
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@Autowired |
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private MongoDBProperties properties; |
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@Bean |
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public MongoClient mongoClient() throws Exception { |
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log.info("creating MongoClient"); |
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return new MongoClient(properties.getHost(), properties.getPort()); |
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} |
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@Bean |
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public MongoDatabase db() throws Exception { |
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log.info("creating MongoDatabase"); |
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return mongoClient().getDatabase(properties.getDbname()); |
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} |
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|
Also available in: Unified diff
migrated mdstore implementation, early tests