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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.branch.management.change;
import java.util.Collection;
import java.util.Iterator;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.osee.framework.branch.management.internal.Activator;
import org.eclipse.osee.framework.core.enums.ModificationType;
import org.eclipse.osee.framework.core.exception.OseeCoreException;
import org.eclipse.osee.framework.core.exception.OseeStateException;
import org.eclipse.osee.framework.core.message.ChangeItem;
import org.eclipse.osee.framework.core.message.ChangeItemUtil;
import org.eclipse.osee.framework.core.operation.AbstractOperation;
/**
* @author Roberto E. Escobar
*/
public class ComputeNetChangeOperation extends AbstractOperation {
private final Collection<ChangeItem> changes;
public ComputeNetChangeOperation(Collection<ChangeItem> changes) {
super("Compute Net Change", Activator.PLUGIN_ID);
this.changes = changes;
}
@Override
protected void doWork(IProgressMonitor monitor) throws Exception {
if (!changes.isEmpty()) {
double workPercentage = 1.0 / changes.size();
Iterator<ChangeItem> iterator = changes.iterator();
while (iterator.hasNext()) {
checkForCancelledStatus(monitor);
ChangeItem change = iterator.next();
if (ChangeItemUtil.isIgnoreCase(change)) {
iterator.remove();
} else {
checkForInvalidStates(change);
if (!ChangeItemUtil.isModType(change.getNetChange(), ModificationType.MERGED)) {
ModificationType netModType = getNetModType(change);
if (netModType == null) {
throw new OseeStateException("Net Mod Type was null");
}
change.getNetChange().copy(change.getCurrentVersion());
change.getNetChange().setModType(netModType);
} else {
if (ChangeItemUtil.isDeleted(change.getCurrentVersion())) {
change.getNetChange().copy(change.getCurrentVersion());
}
}
}
monitor.worked(calculateWork(workPercentage));
}
} else {
monitor.worked(calculateWork(1.0));
}
}
private ModificationType getNetModType(ChangeItem change) {
ModificationType modificationType;
modificationType = calculateNetWithDestinationBranch(change);
return modificationType;
}
private ModificationType calculateNetWithDestinationBranch(ChangeItem change) {
ModificationType netModType = change.getCurrentVersion().getModType();
if (change.getDestinationVersion().isValid() && (change.getBaselineVersion().isValid() || change.getFirstNonCurrentChange().isValid())) {
netModType = change.getCurrentVersion().getModType();
} else if (ChangeItemUtil.wasNewOnSource(change)) {
netModType = ModificationType.NEW;
} else if (ChangeItemUtil.wasIntroducedOnSource(change)) {
netModType = ModificationType.INTRODUCED;
} else if (!change.getDestinationVersion().isValid()) {
if (!change.getBaselineVersion().isValid()) {
netModType = ModificationType.NEW;
} else {
// Case when committing into non-parent
netModType = ModificationType.INTRODUCED;
}
}
return netModType;
}
private void checkForInvalidStates(ChangeItem change) throws OseeCoreException {
// check for case where destination branch is missing an artifact that was modified (not new) on the source branch
if (!change.getDestinationVersion().isValid() && change.getBaselineVersion().isValid()) {
throw new OseeStateException(
"This should be supported in the future - destination branch is not the source's parent: " + change);
}
if (change.getDestinationVersion().isValid() && ChangeItemUtil.isDeleted(change.getDestinationVersion())) {
throw new OseeStateException("Destination was deleted - source should not modify: " + change);
}
if ((ChangeItemUtil.isIntroduced(change.getCurrentVersion()) || ChangeItemUtil.isNew(change.getCurrentVersion())) //
&& change.getDestinationVersion().isValid()) {
throw new OseeStateException(
"Source item marked as new/introduced but destination already has item: " + change);
}
}
}
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