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package eu.dnetlib.msro.workflows.nodes.collect;
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import java.text.SimpleDateFormat;
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import java.util.Date;
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import java.util.Iterator;
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import java.util.Map;
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import javax.annotation.Resource;
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import org.apache.commons.lang.math.NumberUtils;
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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 com.googlecode.sarasvati.Arc;
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import com.googlecode.sarasvati.NodeToken;
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import eu.dnetlib.common.logging.DnetLogger;
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import eu.dnetlib.msro.rmi.MSROException;
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import eu.dnetlib.msro.workflows.nodes.SimpleJobNode;
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import eu.dnetlib.msro.workflows.util.WorkflowsConstants;
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public class FindDateRangeForIncrementalHarvestingJobNode extends SimpleJobNode {
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private String fromDateParam;
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private String untilDateParam;
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private long ONE_DAY = 1000 * 60 * 60 * 24;
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@Resource(name = "msroWorkflowLogger")
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private DnetLogger dnetLogger;
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private static final Log log = LogFactory.getLog(FindDateRangeForIncrementalHarvestingJobNode.class);
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@Override
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protected String execute(NodeToken token) throws Exception {
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final String profId = findCurrentWfProfileId(token);
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final String fromDate = calculateFromDate(profId);
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final String untilDate = null;
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log.info("Incremental Harv Details - profId: " + profId + " - from: " + fromDate + " - until: " + untilDate);
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if (fromDate != null) {
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token.getEnv().setAttribute(getFromDateParam(), fromDate);
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}
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//if (untilDate != null) {
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// token.getEnv().setAttribute(getUntilDateParam(), untilDate);
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//}
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return Arc.DEFAULT_ARC;
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}
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private String calculateFromDate(final String profId) {
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final long d = findLastSuccessStartDate(profId);
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return (d > 0) ? (new SimpleDateFormat("yyyy-MM-dd")).format(new Date(d - ONE_DAY)) : null;
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}
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private long findLastSuccessStartDate(String profId) {
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long res = -1;
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final Iterator<Map<String, String>> iter = dnetLogger.find(WorkflowsConstants.SYSTEM_WF_PROFILE_ID, profId);
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while (iter.hasNext()) {
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final Map<String, String> map = iter.next();
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if ("true".equalsIgnoreCase(map.get(WorkflowsConstants.SYSTEM_COMPLETED_SUCCESSFULLY))) {
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final long curr = NumberUtils.toLong(map.get(WorkflowsConstants.SYSTEM_START_DATE), -1);
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if (curr > res) {
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res = curr;
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}
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}
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}
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return res;
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}
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private String findCurrentWfProfileId(NodeToken token) throws MSROException {
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final String p1 = token.getEnv().getAttribute(WorkflowsConstants.SYSTEM_WF_PROFILE_ID);
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if (p1 != null && !p1.isEmpty()) {
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return p1;
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}
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final String p2 = token.getFullEnv().getAttribute(WorkflowsConstants.SYSTEM_WF_PROFILE_ID);
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if (p2 != null && !p2.isEmpty()) {
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return p2;
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}
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final String p3 = token.getProcess().getEnv().getAttribute(WorkflowsConstants.SYSTEM_WF_PROFILE_ID);
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if (p3 != null && !p3.isEmpty()) {
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return p3;
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}
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throw new MSROException("Missing property in env: " + WorkflowsConstants.SYSTEM_WF_PROFILE_ID);
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}
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public String getFromDateParam() {
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return fromDateParam;
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}
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public void setFromDateParam(String fromDateParam) {
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this.fromDateParam = fromDateParam;
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}
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public String getUntilDateParam() {
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return untilDateParam;
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}
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public void setUntilDateParam(String untilDateParam) {
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this.untilDateParam = untilDateParam;
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}
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}
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