|
1
|
package eu.dnetlib.msro.workflows.hadoop.hbase;
|
|
2
|
|
|
3
|
import org.apache.commons.logging.Log;
|
|
4
|
import org.apache.commons.logging.LogFactory;
|
|
5
|
|
|
6
|
import com.googlecode.sarasvati.NodeToken;
|
|
7
|
|
|
8
|
import eu.dnetlib.data.hadoop.rmi.HadoopService;
|
|
9
|
|
|
10
|
public class ExistHBaseTableJobNode extends AbstractHBaseAdminJobNode {
|
|
11
|
|
|
12
|
private static final Log log = LogFactory.getLog(ExistHBaseTableJobNode.class); // NOPMD by marko on 11/24/08 5:02 PM
|
|
13
|
|
|
14
|
private String existOutNode;
|
|
15
|
|
|
16
|
private String dontExistOutNode;
|
|
17
|
|
|
18
|
@Override
|
|
19
|
protected String execute(final NodeToken token) throws Exception {
|
|
20
|
final String tableName = tableName(token);
|
|
21
|
final String cluster = cluster(token);
|
|
22
|
|
|
23
|
log.info("checking table existance: '" + tableName + "' on cluster: '" + cluster + "'");
|
|
24
|
|
|
25
|
boolean exists = getServiceLocator().getService(HadoopService.class).existHbaseTable(cluster, tableName);
|
|
26
|
|
|
27
|
log.info("table '" + tableName + "' exists: " + exists);
|
|
28
|
|
|
29
|
return exists ? getExistOutNode() : getDontExistOutNode();
|
|
30
|
}
|
|
31
|
|
|
32
|
public String getExistOutNode() {
|
|
33
|
return existOutNode;
|
|
34
|
}
|
|
35
|
|
|
36
|
public void setExistOutNode(final String existOutNode) {
|
|
37
|
this.existOutNode = existOutNode;
|
|
38
|
}
|
|
39
|
|
|
40
|
public String getDontExistOutNode() {
|
|
41
|
return dontExistOutNode;
|
|
42
|
}
|
|
43
|
|
|
44
|
public void setDontExistOutNode(final String dontExistOutNode) {
|
|
45
|
this.dontExistOutNode = dontExistOutNode;
|
|
46
|
}
|
|
47
|
|
|
48
|
}
|