Revision 7854
Added by Jing Tao over 11 years ago
| metacat-index/src/main/java/edu/ucsb/nceas/metacat/index/SystemMetadataEventListener.java | ||
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import java.io.FileNotFoundException; |
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import java.io.InputStream; |
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import java.util.ArrayList; |
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import java.util.Calendar; |
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import java.util.List; |
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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.dataone.service.exceptions.ServiceFailure; |
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import org.dataone.service.types.v1.Event; |
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import org.dataone.service.types.v1.Identifier; |
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import org.dataone.service.types.v1.SystemMetadata; |
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|
| ... | ... | |
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import com.hazelcast.core.ItemEvent; |
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import com.hazelcast.core.ItemListener; |
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import edu.ucsb.nceas.metacat.common.index.event.IndexEvent; |
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import edu.ucsb.nceas.metacat.index.event.EventlogFactory; |
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public class SystemMetadataEventListener implements ItemListener<SystemMetadata> {
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private static Log log = LogFactory.getLog(SystemMetadataEventListener.class); |
| ... | ... | |
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public void itemAdded(ItemEvent<SystemMetadata> entryEvent) {
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//System.out.println("===================================calling entryUpdated method ");
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log.info("===================================calling entryUpdated method ");
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log.info("===================================calling SystemMetadataEventListener.itemAdded method ");
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// add to the index |
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Identifier pid = entryEvent.getItem().getIdentifier(); |
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//System.out.println("===================================update the document "+pid.getValue());
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log.info("===================================update the document "+pid.getValue());
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log.info("===================================adding the document "+pid.getValue());
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SystemMetadata systemMetadata = entryEvent.getItem(); |
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if(systemMetadata == null) {
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writeEventLog(systemMetadata, pid, "SystemMetadataEventListener.itemAdded -could not get the SystemMetadata"); |
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return; |
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} |
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Identifier obsoletes = systemMetadata.getObsoletes(); |
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List<String> obsoletesChain = null; |
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if (obsoletes != null) {
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try {
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obsoletesChain = getObsoletes(pid.getValue()); |
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} catch (Exception e) {
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log.error("Could not look up revision history" + e.getMessage(), e);
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String error = "SystemMetadataEventListener.itemAdded -could not look up revision history " + e.getMessage(); |
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writeEventLog(systemMetadata, pid, error); |
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log.error(error, e); |
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return; |
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} |
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} |
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String objectPath = null; |
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try {
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objectPath = DistributedMapsFactory.getObjectPathMap().get(pid); |
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} catch (Exception e) {
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log.error("Could not look up object path" + e.getMessage(), e);
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String error = "SystemMetadataEventListener.itemAdded - could not look up object path" + e.getMessage(); |
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writeEventLog(systemMetadata, pid, error); |
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log.error(error, e); |
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} |
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if(objectPath != null) {
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InputStream data = null; |
| ... | ... | |
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data = new FileInputStream(objectPath); |
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solrIndex.update(pid.getValue(), obsoletesChain, systemMetadata, data); |
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} catch (Exception e) {
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// TODO: need to track errors, retry later |
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log.error(e.getMessage(), e); |
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String error = "SystemMetadataEventListener.itemAdded - could not comit the index into the solr server since " + e.getMessage(); |
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writeEventLog(systemMetadata, pid, error); |
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log.error(error, e); |
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} |
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} |
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} |
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private void writeEventLog(SystemMetadata systemMetadata, Identifier pid, String error) {
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IndexEvent event = new IndexEvent(); |
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event.setIdentifier(pid); |
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event.setDate(Calendar.getInstance().getTime()); |
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String action = null; |
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if (systemMetadata == null ) {
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action = Event.CREATE.xmlValue(); |
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event.setAction(Event.CREATE); |
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} |
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else if(systemMetadata.getArchived()) {
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action = Event.DELETE.xmlValue(); |
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event.setAction(Event.DELETE); |
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} else {
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action = Event.CREATE.xmlValue(); |
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event.setAction(Event.CREATE); |
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} |
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event.setDescription("Failed to "+action+"the solr index for the id "+pid.getValue()+" since "+error);
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try {
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EventlogFactory.createIndexEventLog().write(event); |
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} catch (Exception ee) {
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log.error("SolrIndex.insertToIndex - IndexEventLog can't log the index inserting event :"+ee.getMessage());
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} |
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} |
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} |
Also available in: Unified diff
Add the EventLog code.