1
|
package eu.dnetlib.data.search.solr;
|
2
|
|
3
|
import eu.dnetlib.domain.EPR;
|
4
|
import eu.dnetlib.domain.SecureDriverResource;
|
5
|
import gr.uoa.di.driver.enabling.resultset.ResultSet;
|
6
|
import gr.uoa.di.driver.enabling.resultset.ResultSetFactory;
|
7
|
import org.apache.log4j.Logger;
|
8
|
import org.apache.solr.client.solrj.impl.CloudSolrClient;
|
9
|
|
10
|
import java.util.Arrays;
|
11
|
import java.util.HashMap;
|
12
|
import java.util.Map;
|
13
|
|
14
|
/**
|
15
|
* Created by antleb on 2/4/14.
|
16
|
*/
|
17
|
public class SolrResultSetFactory implements ResultSetFactory {
|
18
|
|
19
|
private Logger logger = Logger.getLogger(getClass());
|
20
|
private Map<String, CloudSolrClient> clients = new HashMap<String, CloudSolrClient>();
|
21
|
|
22
|
@Override
|
23
|
public ResultSet<String> createResultSet(EPR epr) {
|
24
|
try {
|
25
|
|
26
|
String[] zkservers= epr.getAddress().split(",");
|
27
|
|
28
|
CloudSolrClient solrClient;
|
29
|
|
30
|
synchronized (clients) {
|
31
|
solrClient = clients.get(epr.getAddress());
|
32
|
}
|
33
|
if (solrClient == null) {
|
34
|
solrClient = new CloudSolrClient.Builder().withZkHost(Arrays.asList(zkservers)).build();
|
35
|
|
36
|
clients.put(epr.getAddress(), solrClient);
|
37
|
}
|
38
|
|
39
|
ResultSet<String> solrResultSets = new SolrResultSet(epr, solrClient);
|
40
|
|
41
|
return solrResultSets;
|
42
|
|
43
|
} catch (Exception e) {
|
44
|
logger.error("Error creating solr client", e);
|
45
|
}
|
46
|
|
47
|
logger.debug("NOT HERE!");
|
48
|
return null;
|
49
|
}
|
50
|
|
51
|
@Override
|
52
|
public <D> ResultSet<D> createResultSet(EPR epr, Class<D> resourceClass) {
|
53
|
return (ResultSet<D>) createResultSet(epr);
|
54
|
}
|
55
|
|
56
|
@Override
|
57
|
public <D> ResultSet<D> createResultSet(ResultSet<?> rs, Class<D> resourceClass) {
|
58
|
throw new UnsupportedOperationException();
|
59
|
}
|
60
|
|
61
|
@Override
|
62
|
public <D extends SecureDriverResource> ResultSet<D> createSecurityAwareRS(EPR epr, Class<D> resourceClass) {
|
63
|
throw new UnsupportedOperationException();
|
64
|
}
|
65
|
}
|