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/**
* ============LICENSE_START=======================================================
* org.onap.aai
* ================================================================================
* Copyright © 2017-2018 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* ============LICENSE_END=========================================================
*/
package org.onap.aai.datasnapshot;
import java.io.FileOutputStream;
import java.util.ArrayList;
import java.util.Iterator;
import org.apache.tinkerpop.gremlin.process.traversal.dsl.graph.GraphTraversal;
import org.apache.tinkerpop.gremlin.process.traversal.dsl.graph.GraphTraversalSource;
import org.apache.tinkerpop.gremlin.structure.Direction;
import org.apache.tinkerpop.gremlin.structure.Vertex;
import org.apache.tinkerpop.gremlin.structure.io.GraphWriter;
import org.apache.tinkerpop.gremlin.structure.io.IoCore;
import org.janusgraph.core.JanusGraph;
import org.onap.aai.aailog.logs.AaiScheduledTaskAuditLog;
import org.onap.aai.exceptions.AAIException;
import org.onap.aai.logging.ErrorLogHelper;
import org.onap.logging.filter.base.ONAPComponents;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class PrintVertexDetails implements Runnable{
private Logger LOGGER;
private JanusGraph jg;
private String fname;
private ArrayList<Long> vtxIdList;
private Boolean debugOn;
private long debugDelayMs;
private String snapshotType;
static final byte[] newLineBytes = "\n".getBytes();
private AaiScheduledTaskAuditLog auditLog;
public PrintVertexDetails (JanusGraph graph, String fn, ArrayList<Long> vIdL, Boolean debugFlag,
long debugAddDelayTime, String snapshotType, Logger elfLog){
jg = graph;
fname = fn;
vtxIdList = vIdL;
debugOn = debugFlag;
debugDelayMs = debugAddDelayTime;
this.snapshotType = snapshotType;
LOGGER = elfLog;
this.auditLog = new AaiScheduledTaskAuditLog();
}
public void run(){
LOGGER = LoggerFactory.getLogger(PrintVertexDetails.class);
auditLog.logBefore("printVertexDetails", ONAPComponents.AAI.toString());
try {
if (debugOn) {
// This is much slower, but sometimes we need to find out which single line is
// causing a failure
try(FileOutputStream subFileStr = new FileOutputStream(fname)) {
int okCount = 0;
int failCount = 0;
Long debugDelayMsL = new Long(debugDelayMs);
GraphWriter graphWriter = null;
if ("gryo".equalsIgnoreCase(snapshotType)) {
graphWriter = jg.io(IoCore.gryo()).writer().create();
} else {
graphWriter = jg.io(IoCore.graphson()).writer().create();
}
GraphTraversalSource gts = jg.traversal();
ArrayList<Vertex> vtxList = new ArrayList<Vertex> ();
GraphTraversal<Vertex, Vertex> gt = gts.V(vtxIdList);
while( gt.hasNext() ) {
vtxList.add(gt.next());
}
Iterator<Vertex> vSubItr = vtxList.iterator();
while (vSubItr.hasNext()) {
Long vertexIdL = 0L;
String aaiNodeType = "";
String aaiUri = "";
String aaiUuid = "";
try {
Vertex tmpV = vSubItr.next();
vertexIdL = (Long) tmpV.id();
aaiNodeType = (String) tmpV.property("aai-node-type").orElse(null);
aaiUri = (String) tmpV.property("aai-uri").orElse(null);
aaiUuid = (String) tmpV.property("aai-uuid").orElse(null);
Thread.sleep(debugDelayMsL); // Make sure it doesn't bump into itself
graphWriter.writeVertex(subFileStr, tmpV, Direction.BOTH);
subFileStr.write(newLineBytes);
okCount++;
} catch (Exception e) {
failCount++;
String fmsg = " >> DEBUG MODE >> Failed at: VertexId = [" + vertexIdL
+ "], aai-node-type = [" + aaiNodeType + "], aai-uuid = [" + aaiUuid
+ "], aai-uri = [" + aaiUri + "]. ";
System.out.println(fmsg);
LOGGER.debug(" PrintVertexDetails " + fmsg);
}
}
System.out.println(" -- Printed " + okCount + " vertexes out to " + fname + ", with " + failCount
+ " failed.");
} catch (Exception e) {
AAIException ae = new AAIException("AAI_6128", e , "Error running PrintVertexDetails in debugon");
ErrorLogHelper.logException(ae);
}
} else {
// Not in DEBUG mode, so we'll do all the nodes in one group
GraphTraversalSource gts = jg.traversal();
ArrayList<Vertex> vtxList = new ArrayList<Vertex> ();
GraphTraversal<Vertex, Vertex> gt = gts.V(vtxIdList);
while( gt.hasNext() ) {
vtxList.add(gt.next());
}
try(FileOutputStream subFileStr = new FileOutputStream(fname)) {
int count = vtxList.size();
Iterator<Vertex> vSubItr = vtxList.iterator();
if ("gryo".equalsIgnoreCase(snapshotType)) {
jg.io(IoCore.gryo()).writer().create().writeVertices(subFileStr, vSubItr, Direction.BOTH);
} else {
jg.io(IoCore.graphson()).writer().create().writeVertices(subFileStr, vSubItr, Direction.BOTH);
}
String pmsg = " -- Printed " + count + " vertexes out to " + fname;
System.out.println(pmsg);
LOGGER.debug(" PrintVertexDetails " + pmsg);
} catch (Exception e) {
AAIException ae = new AAIException("AAI_6128", e , "Error running PrintVertexDetails in else");
ErrorLogHelper.logException(ae);
}
}
}
catch(Exception e){
AAIException ae = new AAIException("AAI_6128", e , "Error running PrintVertexDetails");
ErrorLogHelper.logException(ae);
}
finally {
// Make sure the transaction this thread was using is freed up.
jg.tx().commit();
jg.tx().close();
}
auditLog.logAfter();
}
}
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