/*
 *  Copyright (c) 2018-present, Facebook, Inc.
 *
 *  This source code is licensed under the MIT license found in the LICENSE
 *  file in the root directory of this source tree.
 *
 */

package com.facebook.flipper.plugins.inspector;

import java.lang.ref.WeakReference;
import java.util.HashMap;
import java.util.Map;
import javax.annotation.Nullable;

public class ObjectTracker {
  ObjectTracker() {}

  private final Map<String, WeakReference<Object>> mObjects = new HashMap<>();

  void put(String id, Object obj) {
    mObjects.put(id, new WeakReference<>(obj));
  }

  @Nullable
  public Object get(String id) {
    final WeakReference<Object> weakObj = mObjects.get(id);
    if (weakObj == null) {
      return null;
    }

    final Object obj = weakObj.get();
    if (obj == null) {
      mObjects.remove(id);
    }

    return obj;
  }

  void clear() {
    mObjects.clear();
  }

  boolean contains(String id) {
    return mObjects.containsKey(id);
  }
}

@@ -252,20 +252,20 @@
 ang.ref.
-Weak
+Soft
 Referenc
@@ -429,20 +429,20 @@
 String, 
-Weak
+Soft
 Referenc
@@ -542,20 +542,20 @@
 id, new 
-Weak
+Soft
 Referenc
@@ -629,12 +629,12 @@
 nal 
-Weak
+Soft
 Refe
@@ -647,23 +647,23 @@
 Object%3E 
-weakObj
+softRef
  = mObje
@@ -683,23 +683,23 @@
     if (
-weakObj
+softRef
  == null
@@ -755,15 +755,15 @@
 j = 
-weakObj
+softRef
 .get

Use SoftReference in ObjectTracker