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avoid ObjectCollected exception

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This commit is contained in:
Eugene Zhuravlev
2010-10-06 16:28:23 +04:00
parent aa4039151d
commit c1e6928bb7
1 changed files with 20 additions and 6 deletions
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java/debugger/impl/src/com/intellij/debugger/ui/ExportDialog.java
+20 -6
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@@ -143,10 +143,14 @@ public class ExportDialog extends DialogWrapper {
}
public static String getExportThreadsText(VirtualMachineProxyImpl vmProxy) {
StringBuffer buffer = new StringBuffer(512);
final StringBuffer buffer = new StringBuffer(512);
List<ThreadReference> threads = vmProxy.getVirtualMachine().allThreads();
for (ThreadReference threadReference : threads) {
buffer.append(threadName(threadReference));
final String name = threadName(threadReference);
if (name == null) {
continue;
}
buffer.append(name);
ReferenceType referenceType = threadReference.referenceType();
if (referenceType != null) {
//noinspection HardCodedStringLiteral
@@ -181,7 +185,10 @@ public class ExportDialog extends DialogWrapper {
for (ObjectReference reference : list) {
final List<ThreadReference> waiting = reference.waitingThreads();
for (ThreadReference thread : waiting) {
buffer.append("\n\t ").append(DebuggerBundle.message("threads.export.attribute.label.blocks.thread", threadName(thread)));
final String waitingThreadName = threadName(thread);
if (waitingThreadName != null) {
buffer.append("\n\t ").append(DebuggerBundle.message("threads.export.attribute.label.blocks.thread", waitingThreadName));
}
}
}
}
@@ -191,8 +198,10 @@ public class ExportDialog extends DialogWrapper {
if (vmProxy.canGetMonitorInfo()) {
ThreadReference waitedThread = waitedMonitor.owningThread();
if (waitedThread != null) {
buffer.append("\n\t ")
.append(DebuggerBundle.message("threads.export.attribute.label.waiting.for.thread", threadName(waitedThread)));
final String waitedThreadName = threadName(waitedThread);
if (waitedThreadName != null) {
buffer.append("\n\t ").append(DebuggerBundle.message("threads.export.attribute.label.waiting.for.thread", waitedThreadName));
}
}
}
}
@@ -228,7 +237,12 @@ public class ExportDialog extends DialogWrapper {
}
private static String threadName(ThreadReference threadReference) {
return threadReference.name() + "@" + threadReference.uniqueID();
try {
return threadReference.name() + "@" + threadReference.uniqueID();
}
catch (ObjectCollectedException e) {
return null;
}
}
private class CopyToClipboardAction extends AbstractAction {