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Bug fix: MavenMergingUpdateQueue suspend forever if beforeRootsChange comes twice in a row without rootsChanged.

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This commit is contained in:
Sergey Evdokimov
2012-04-26 14:07:30 +04:00
parent bd3023a380
commit d471d41232
1 changed files with 9 additions and 7 deletions
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plugins/maven/src/main/java/org/jetbrains/idea/maven/utils/MavenMergingUpdateQueue.java
+9 -7
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@@ -88,19 +88,21 @@ public class MavenMergingUpdateQueue extends MergingUpdateQueue {
}, MavenMergingUpdateQueue.this);
ProjectRootManager.getInstance(project).addModuleRootListener(new ModuleRootListener() {
boolean beforeCalled = false;
int beforeCalled;
public void beforeRootsChange(ModuleRootEvent event) {
suspend();
beforeCalled = true;
if (beforeCalled++ == 0) {
suspend();
}
}
public void rootsChanged(ModuleRootEvent event) {
if (!beforeCalled) return;
beforeCalled = false;
if (beforeCalled == 0) return; // This may occur if listener has been added between beforeRootsChange() and rootsChanged() calls.
resume();
MavenMergingUpdateQueue.this.restartTimer();
if (--beforeCalled == 0) {
resume();
MavenMergingUpdateQueue.this.restartTimer();
}
}
}, MavenMergingUpdateQueue.this);
}