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/*******************************************************************************
* Copyright (c) 2004, 2007 Boeing.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Boeing - initial API and implementation
*******************************************************************************/
package org.eclipse.osee.framework.skynet.core.revision;
import static org.eclipse.osee.framework.core.enums.DeletionFlag.INCLUDE_DELETED;
import java.util.Collection;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.logging.Level;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.osee.framework.core.data.IOseeBranch;
import org.eclipse.osee.framework.core.data.OseeServerContext;
import org.eclipse.osee.framework.core.enums.CoreTranslatorId;
import org.eclipse.osee.framework.core.enums.Function;
import org.eclipse.osee.framework.core.enums.ModificationType;
import org.eclipse.osee.framework.core.message.ChangeReportRequest;
import org.eclipse.osee.framework.core.message.ChangeReportResponse;
import org.eclipse.osee.framework.core.model.Branch;
import org.eclipse.osee.framework.core.model.TransactionDelta;
import org.eclipse.osee.framework.core.model.TransactionRecord;
import org.eclipse.osee.framework.core.model.change.ArtifactChangeItem;
import org.eclipse.osee.framework.core.model.change.AttributeChangeItem;
import org.eclipse.osee.framework.core.model.change.ChangeItem;
import org.eclipse.osee.framework.core.model.change.ChangeItemUtil;
import org.eclipse.osee.framework.core.model.change.ChangeVersion;
import org.eclipse.osee.framework.core.model.change.RelationChangeItem;
import org.eclipse.osee.framework.core.model.type.AttributeType;
import org.eclipse.osee.framework.core.model.type.RelationType;
import org.eclipse.osee.framework.core.operation.AbstractOperation;
import org.eclipse.osee.framework.jdk.core.type.CompositeKeyHashMap;
import org.eclipse.osee.framework.jdk.core.type.OseeCoreException;
import org.eclipse.osee.framework.logging.OseeLog;
import org.eclipse.osee.framework.skynet.core.artifact.Artifact;
import org.eclipse.osee.framework.skynet.core.artifact.BranchManager;
import org.eclipse.osee.framework.skynet.core.artifact.HttpClientMessage;
import org.eclipse.osee.framework.skynet.core.artifact.search.ArtifactQuery;
import org.eclipse.osee.framework.skynet.core.attribute.AttributeTypeManager;
import org.eclipse.osee.framework.skynet.core.change.ArtifactChange;
import org.eclipse.osee.framework.skynet.core.change.ArtifactDelta;
import org.eclipse.osee.framework.skynet.core.change.AttributeChange;
import org.eclipse.osee.framework.skynet.core.change.Change;
import org.eclipse.osee.framework.skynet.core.change.ErrorChange;
import org.eclipse.osee.framework.skynet.core.change.RelationChange;
import org.eclipse.osee.framework.skynet.core.internal.Activator;
import org.eclipse.osee.framework.skynet.core.relation.RelationTypeManager;
/**
* @author Jeff C. Phillips
*/
public class ChangeDataLoader extends AbstractOperation {
private final TransactionDelta txDelta;
private final Collection<Change> changes;
public ChangeDataLoader(Collection<Change> changes, TransactionDelta txDelta) {
super("Compute Changes", Activator.PLUGIN_ID);
this.changes = changes;
this.txDelta = txDelta;
}
@Override
protected void doWork(IProgressMonitor monitor) throws Exception {
ChangeReportResponse response = requestChanges(txDelta);
Collection<ChangeItem> changeItems = response.getChangeItems();
monitor.worked(calculateWork(0.20));
if (changeItems.isEmpty()) {
monitor.worked(calculateWork(0.80));
} else {
monitor.setTaskName("Bulk load changed artifacts");
checkForCancelledStatus(monitor);
CompositeKeyHashMap<TransactionRecord, Integer, Artifact> bulkLoaded =
new CompositeKeyHashMap<TransactionRecord, Integer, Artifact>();
bulkLoadArtifactDeltas(bulkLoaded, changeItems);
monitor.worked(calculateWork(0.20));
monitor.setTaskName("Compute artifact deltas");
double workAmount = 0.60 / changeItems.size();
IOseeBranch startTxBranch = txDelta.getStartTx().getBranch();
for (ChangeItem item : changeItems) {
checkForCancelledStatus(monitor);
Change change = computeChange(bulkLoaded, startTxBranch, item);
changes.add(change);
monitor.worked(calculateWork(workAmount));
}
}
}
public void determineChanges(IProgressMonitor monitor) throws OseeCoreException {
monitor.setTaskName("Retrieve Change Items");
ChangeReportResponse response = requestChanges(txDelta);
Collection<ChangeItem> changeItems = response.getChangeItems();
checkForCancelledStatus(monitor);
monitor.setTaskName("Bulk load changed artifacts");
CompositeKeyHashMap<TransactionRecord, Integer, Artifact> bulkLoaded =
new CompositeKeyHashMap<TransactionRecord, Integer, Artifact>();
bulkLoadArtifactDeltas(bulkLoaded, changeItems);
monitor.setTaskName("Compute artifact deltas");
double workAmount = 0.30 / changeItems.size();
IOseeBranch startTxBranch = txDelta.getStartTx().getBranch();
for (ChangeItem item : changeItems) {
checkForCancelledStatus(monitor);
Change change = computeChangeFromGamma(bulkLoaded, startTxBranch, item);
changes.add(change);
monitor.worked(calculateWork(workAmount));
}
}
private Change computeChangeFromGamma(CompositeKeyHashMap<TransactionRecord, Integer, Artifact> bulkLoaded, IOseeBranch startTxBranch, ChangeItem item) {
Change change = null;
try {
int artId = item.getArtId();
Long destGamma = item.getDestinationVersion().getGammaId();
Long baseGamma = item.getBaselineVersion().getGammaId();
Artifact startTxArtifact;
Artifact endTxArtifact;
// When start and end transactions are on same branch set them to start and end respectfully
// When they are on different branches, they are switched so the difference between them
// will be detected and represented appropriately.
if (txDelta.areOnTheSameBranch()) {
startTxArtifact = bulkLoaded.get(txDelta.getStartTx(), artId);
endTxArtifact = bulkLoaded.get(txDelta.getEndTx(), artId);
} else {
startTxArtifact = bulkLoaded.get(txDelta.getEndTx(), artId);
endTxArtifact = bulkLoaded.get(txDelta.getStartTx(), artId);
}
Artifact baseTxArtifact;
if ((baseGamma != null) && baseGamma.equals(destGamma)) {
// change must be only on IS branch
baseTxArtifact = startTxArtifact;
} else {
// if basGamma is null then this must be a new artifact
// Otherwise, change must be on IS branch and WAS branch.
// In either case, set the baseTxArtifact to the base of the start branch
baseTxArtifact = bulkLoaded.get(txDelta.getStartTx().getFullBranch().getBaseTransaction(), artId);
}
ArtifactDelta artifactDelta = new ArtifactDelta(txDelta, startTxArtifact, endTxArtifact, baseTxArtifact);
change = createChangeObject(bulkLoaded, item, txDelta, startTxBranch, artifactDelta);
change.setChangeItem(item);
} catch (Exception ex) {
OseeLog.log(Activator.class, Level.SEVERE, ex);
change = new ErrorChange(startTxBranch, item.getArtId(), ex.toString());
}
return change;
}
private Change computeChange(CompositeKeyHashMap<TransactionRecord, Integer, Artifact> bulkLoaded, IOseeBranch startTxBranch, ChangeItem item) {
Change change = null;
try {
int artId = item.getArtId();
Artifact startTxArtifact;
Artifact endTxArtifact;
if (txDelta.areOnTheSameBranch()) {
startTxArtifact = bulkLoaded.get(txDelta.getStartTx(), artId);
endTxArtifact = bulkLoaded.get(txDelta.getEndTx(), artId);
} else {
startTxArtifact = bulkLoaded.get(txDelta.getStartTx().getFullBranch().getBaseTransaction(), artId);
endTxArtifact = bulkLoaded.get(txDelta.getStartTx(), artId);
}
ArtifactDelta artifactDelta = new ArtifactDelta(txDelta, startTxArtifact, endTxArtifact);
change = createChangeObject(bulkLoaded, item, txDelta, startTxBranch, artifactDelta);
change.setChangeItem(item);
} catch (Exception ex) {
OseeLog.log(Activator.class, Level.SEVERE, ex);
change = new ErrorChange(startTxBranch, item.getArtId(), ex.toString());
}
return change;
}
private Change createChangeObject(CompositeKeyHashMap<TransactionRecord, Integer, Artifact> bulkLoaded, ChangeItem item, TransactionDelta txDelta, IOseeBranch startTxBranch, ArtifactDelta artifactDelta) throws OseeCoreException {
Change change = null;
int itemId = item.getItemId();
long itemGammaId = item.getNetChange().getGammaId();
ModificationType netModType = item.getNetChange().getModType();
int artId = item.getArtId();
// The change artifact is the artifact that is displayed by the GUI.
// When we are comparing two different branches, the displayed artifact should be the start artifact or the artifact from the
// source branch. When we are comparing items from the same branch, the displayed artifact should be the artifact in the end transaction
// since that is the resulting change artifact.
Artifact changeArtifact = artifactDelta.getEndArtifact();
boolean isHistorical = txDelta.areOnTheSameBranch();
if (item instanceof ArtifactChangeItem) {
change =
new ArtifactChange(startTxBranch, itemGammaId, itemId, txDelta, netModType, isHistorical, changeArtifact,
artifactDelta);
} else if (item instanceof AttributeChangeItem) {
String isValue = item.getCurrentVersion().getValue();
AttributeType attributeType = AttributeTypeManager.getTypeByGuid(item.getItemTypeId());
String wasValue = "";
if (!txDelta.areOnTheSameBranch()) {
ChangeVersion netChange = item.getNetChange();
if (!ChangeItemUtil.isNew(netChange) && !ChangeItemUtil.isIntroduced(netChange)) {
ChangeVersion fromVersion = ChangeItemUtil.getStartingVersion(item);
wasValue = fromVersion.getValue();
}
} else {
Artifact startArtifact = artifactDelta.getBaseArtifact();
if (startArtifact == null) {
startArtifact = artifactDelta.getStartArtifact();
}
if (startArtifact != null) {
wasValue = startArtifact.getAttributesToString(attributeType);
if (wasValue == null) {
wasValue = "";
}
}
}
change =
new AttributeChange(startTxBranch, itemGammaId, artId, txDelta, netModType, isValue, wasValue, itemId,
attributeType, netModType, isHistorical, changeArtifact, artifactDelta);
} else if (item instanceof RelationChangeItem) {
RelationChangeItem relationItem = (RelationChangeItem) item;
RelationType relationType = RelationTypeManager.getTypeByGuid(relationItem.getItemTypeId());
TransactionRecord transaction = txDelta.getStartTx();
if (txDelta.areOnTheSameBranch()) {
transaction = txDelta.getEndTx();
}
Artifact endTxBArtifact = bulkLoaded.get(transaction, relationItem.getBArtId());
change =
new RelationChange(startTxBranch, itemGammaId, artId, txDelta, netModType, endTxBArtifact.getArtId(),
itemId, relationItem.getRationale(), relationType, isHistorical, changeArtifact, artifactDelta,
endTxBArtifact);
} else {
throw new OseeCoreException("The change item must map to either an artifact, attribute or relation change");
}
return change;
}
private void bulkLoadArtifactDeltas(CompositeKeyHashMap<TransactionRecord, Integer, Artifact> bulkLoaded, Collection<ChangeItem> changeItems) throws OseeCoreException {
Set<Integer> artIds = asArtIds(changeItems);
preloadArtifacts(bulkLoaded, artIds, txDelta.getStartTx(), txDelta.areOnTheSameBranch());
if (!txDelta.getStartTx().equals(txDelta.getEndTx())) {
preloadArtifacts(bulkLoaded, artIds, txDelta.getEndTx(), txDelta.areOnTheSameBranch());
}
if (!txDelta.areOnTheSameBranch()) {
preloadArtifacts(bulkLoaded, artIds, txDelta.getStartTx().getFullBranch().getBaseTransaction(), true);
}
}
private static void preloadArtifacts(CompositeKeyHashMap<TransactionRecord, Integer, Artifact> bulkLoaded, Collection<Integer> artIds, TransactionRecord tx, boolean isHistorical) throws OseeCoreException {
Branch branch = BranchManager.getBranch(tx.getBranchId());
List<Artifact> artifacts;
if (isHistorical) {
artifacts = ArtifactQuery.getHistoricalArtifactListFromIds(artIds, tx, INCLUDE_DELETED);
} else {
artifacts = ArtifactQuery.getArtifactListFromIds(artIds, branch, INCLUDE_DELETED);
}
for (Artifact artifact : artifacts) {
bulkLoaded.put(tx, artifact.getArtId(), artifact);
}
}
private static Set<Integer> asArtIds(Collection<ChangeItem> changeItems) {
Set<Integer> artIds = new HashSet<Integer>();
for (ChangeItem item : changeItems) {
artIds.add(item.getArtId());
if (item instanceof RelationChangeItem) {
artIds.add(((RelationChangeItem) item).getBArtId());
}
}
return artIds;
}
private static ChangeReportResponse requestChanges(TransactionDelta txDelta) throws OseeCoreException {
Map<String, String> parameters = new HashMap<String, String>();
parameters.put("function", Function.CHANGE_REPORT.name());
ChangeReportRequest requestData =
new ChangeReportRequest(txDelta.getStartTx().getId(), txDelta.getEndTx().getId());
ChangeReportResponse response =
HttpClientMessage.send(OseeServerContext.BRANCH_CONTEXT, parameters, CoreTranslatorId.CHANGE_REPORT_REQUEST,
requestData, CoreTranslatorId.CHANGE_REPORT_RESPONSE);
return response;
}
}
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