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use more conventional API

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This commit is contained in:
Alexey Kudravtsev
2015-03-23 14:13:35 +03:00
parent 01f2236812
commit 3f69e0236b
1 changed files with 14 additions and 20 deletions
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platform/core-impl/src/com/intellij/psi/impl/smartPointers/SmartPointerManagerImpl.java
+14 -20
View File
@@ -46,13 +46,6 @@ public class SmartPointerManagerImpl extends SmartPointerManager {
private static final Logger LOG = Logger.getInstance("#com.intellij.psi.impl.smartPointers.SmartPointerManagerImpl");
private static final Object lock = new Object();
private static final ReferenceQueue<SmartPointerEx> ourQueue = new ReferenceQueue<SmartPointerEx>();
@SuppressWarnings("unused") private static final LowMemoryWatcher ourWatcher = LowMemoryWatcher.register(new Runnable() {
@Override
public void run() {
processQueue();
}
});
private final Project myProject;
private final Key<Set<PointerReference>> POINTERS_KEY;
private final Key<Boolean> POINTERS_ARE_FASTENED_KEY;
@@ -61,18 +54,24 @@ public class SmartPointerManagerImpl extends SmartPointerManager {
myProject = project;
POINTERS_KEY = Key.create("SMART_POINTERS for "+project);
POINTERS_ARE_FASTENED_KEY = Key.create("SMART_POINTERS_ARE_FASTENED for "+project);
LowMemoryWatcher.register(new Runnable() {
@Override
public void run() {
processQueue();
}
}, project);
}
private static void processQueue() {
private void processQueue() {
while (true) {
PointerReference reference = (PointerReference)ourQueue.poll();
if (reference == null) break;
synchronized (lock) {
Set<PointerReference> pointers = reference.file.getUserData(reference.key);
Set<PointerReference> pointers = reference.file.getUserData(POINTERS_KEY);
if (pointers != null) {
pointers.remove(reference);
if (pointers.isEmpty()) {
reference.file.putUserData(reference.key, null);
reference.file.putUserData(POINTERS_KEY, null);
}
}
}
@@ -217,7 +216,7 @@ public class SmartPointerManagerImpl extends SmartPointerManager {
pointers = ContainerUtil.newTroveSet(); // we synchronise access anyway
containingFile.putUserData(POINTERS_KEY, pointers);
}
pointers.add(new PointerReference(pointer, containingFile, ourQueue, POINTERS_KEY));
pointers.add(new PointerReference(pointer, containingFile));
if (areBeltsFastened(containingFile)) {
pointer.fastenBelt(0, null);
@@ -295,7 +294,7 @@ public class SmartPointerManagerImpl extends SmartPointerManager {
file.putUserData(POINTERS_ARE_FASTENED_KEY, null);
return fastened;
}
private boolean areBeltsFastened(VirtualFile file) {
private boolean areBeltsFastened(@NotNull VirtualFile file) {
return file.getUserData(POINTERS_ARE_FASTENED_KEY) == Boolean.TRUE;
}
@@ -305,17 +304,12 @@ public class SmartPointerManagerImpl extends SmartPointerManager {
}
private static class PointerReference extends WeakReference<SmartPointerEx> {
@NotNull
private final VirtualFile file;
private final Key<Set<PointerReference>> key;
public PointerReference(SmartPointerEx<?> pointer,
VirtualFile containingFile,
ReferenceQueue<SmartPointerEx> queue,
Key<Set<PointerReference>> key) {
super(pointer, queue);
private PointerReference(@NotNull SmartPointerEx<?> pointer, @NotNull VirtualFile containingFile) {
super(pointer, ourQueue);
file = containingFile;
this.key = key;
}
}
}