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package org.eclipse.team.internal.ui.synchronize;
import java.util.*;
import org.eclipse.core.runtime.NullProgressMonitor;
import org.eclipse.team.core.subscribers.*;
import org.eclipse.team.core.synchronize.SyncInfo;
import org.eclipse.team.core.synchronize.SyncInfoSet;
import org.eclipse.team.internal.core.subscribers.SubscriberSyncInfoCollector;
public class RefreshChangeListener implements ISubscriberChangeListener {
private List changes = new ArrayList();
private SubscriberSyncInfoCollector collector;
public RefreshChangeListener(SubscriberSyncInfoCollector collector) {
this.collector = collector;
}
public void subscriberResourceChanged(ISubscriberChangeEvent[] deltas) {
for (int i = 0; i < deltas.length; i++) {
ISubscriberChangeEvent delta = deltas[i];
if (delta.getFlags() == ISubscriberChangeEvent.SYNC_CHANGED) {
changes.add(delta);
}
}
}
public SyncInfo[] getChanges() {
collector.waitForCollector(new NullProgressMonitor());
List changedSyncInfos = new ArrayList();
SyncInfoSet set = collector.getSyncInfoSet();
for (Iterator it = changes.iterator(); it.hasNext();) {
ISubscriberChangeEvent delta = (ISubscriberChangeEvent) it.next();
SyncInfo info = set.getSyncInfo(delta.getResource());
if (info != null && interestingChange(info)) {
changedSyncInfos.add(info);
}
}
return (SyncInfo[]) changedSyncInfos.toArray(new SyncInfo[changedSyncInfos.size()]);
}
private boolean interestingChange(SyncInfo info) {
int kind = info.getKind();
if(isThreeWay()) {
int direction = SyncInfo.getDirection(kind);
return (direction == SyncInfo.INCOMING || direction == SyncInfo.CONFLICTING);
} else {
return SyncInfo.getChange(kind) != SyncInfo.IN_SYNC;
}
}
private boolean isThreeWay() {
return collector.getSubscriber().getResourceComparator().isThreeWay();
}
public void clear() {
changes.clear();
}
}
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