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Use SoftReference in ObjectTracker

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Summary:
if we use WeakReferences, DebugSection nodes are released very fast and highlighting doesn't work because the node is removed from the ObjectTracker.
passy do you know who else I can add as reviewer?

Reviewed By: passy

Differential Revision: D14385872

fbshipit-source-id: ecc63190a84a7186296ed9c4c82ff6ab2aca8ad2
This commit is contained in:
Mihaela Ogrezeanu
2019-03-13 08:27:06 -07:00
committed by Facebook Github Bot
parent 2f3678d6e3
commit 50a1fa64d8
1 changed files with 6 additions and 6 deletions
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12
android/src/main/java/com/facebook/flipper/plugins/inspector/ObjectTracker.java
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@@ -8,7 +8,7 @@
package com.facebook.flipper.plugins.inspector;
import java.lang.ref.WeakReference;
import java.lang.ref.SoftReference;
import java.util.HashMap;
import java.util.Map;
import javax.annotation.Nullable;
@@ -16,20 +16,20 @@ import javax.annotation.Nullable;
public class ObjectTracker {
ObjectTracker() {}
private final Map<String, WeakReference<Object>> mObjects = new HashMap<>();
private final Map<String, SoftReference<Object>> mObjects = new HashMap<>();
void put(String id, Object obj) {
mObjects.put(id, new WeakReference<>(obj));
mObjects.put(id, new SoftReference<>(obj));
}
@Nullable
public Object get(String id) {
final WeakReference<Object> weakObj = mObjects.get(id);
if (weakObj == null) {
final SoftReference<Object> softRef = mObjects.get(id);
if (softRef == null) {
return null;
}
final Object obj = weakObj.get();
final Object obj = softRef.get();
if (obj == null) {
mObjects.remove(id);
}