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move recent projects duplicates calculation from EDT

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This commit is contained in:
Konstantin Bulenkov
2016-05-10 14:17:13 +02:00
parent 69c32fd260
commit f44256ecc5
1 changed files with 23 additions and 7 deletions
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platform/platform-impl/src/com/intellij/ide/RecentProjectsManagerBase.java
+23 -7
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@@ -99,6 +99,8 @@ public abstract class RecentProjectsManagerBase extends RecentProjectsManager im
private State myState = new State();
private final Map<String, String> myNameCache = Collections.synchronizedMap(new THashMap<String, String>());
private Set<String> myDuplicatesCache = null;
private boolean isDuplicatesCacheUpdating = false;
protected RecentProjectsManagerBase(@NotNull MessageBus messageBus) {
MessageBusConnection connection = messageBus.connect();
@@ -328,14 +330,28 @@ public abstract class RecentProjectsManagerBase extends RecentProjectsManager im
}
private Set<String> getDuplicateProjectNames(Set<String> openedPaths, Set<String> recentPaths) {
Set<String> names = ContainerUtil.newHashSet();
Set<String> duplicates = ContainerUtil.newHashSet();
for (String path : ContainerUtil.concat(openedPaths, recentPaths)) {
if (!names.add(getProjectName(path))) {
duplicates.add(path);
}
if (myDuplicatesCache != null) {
return myDuplicatesCache;
}
return duplicates;
if (!isDuplicatesCacheUpdating) {
isDuplicatesCacheUpdating = true; //assuming that this check happens only on EDT. So, no synchronised block or double-checked locking needed
ApplicationManager.getApplication().executeOnPooledThread(new Runnable() {
@Override
public void run() {
Set<String> names = ContainerUtil.newHashSet();
final HashSet<String> duplicates = ContainerUtil.newHashSet();
for (String path : ContainerUtil.concat(openedPaths, recentPaths)) {
if (!names.add(getProjectName(path))) {
duplicates.add(path);
}
}
myDuplicatesCache = duplicates;
isDuplicatesCacheUpdating = false;
}
});
}
return ContainerUtil.newHashSet();
}
@Override