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Commit d7444427 authored by Doris Liu's avatar Doris Liu
Browse files

Use ArrayMap instead of HashMap for storing relavant nodes 

This fix is to take advantage of ArrayMap, which is a key-value
mapping data structure that is more memory efficient than HashMap.

Bug: 11604254
Change-Id: I57006880de570a4d7f3899e274cf0a06355d116b
parent 8f72b403

core/java/android/animation/AnimatorSet.java

+4 −3
Original line number Diff line number Diff line
@@ -16,9 +16,10 @@ 


package android.animation;



import android.util.ArrayMap;



import java.util.ArrayList;

import java.util.Collection;

import java.util.HashMap;

import java.util.List;



/**
@@ -68,7 +69,7 @@ public final class AnimatorSet extends Animator { 
     * to a single node representing that Animator, not create a new Node

     * if one already exists.

     */

    private HashMap<Animator, Node> mNodeMap = new HashMap<Animator, Node>();

    private ArrayMap<Animator, Node> mNodeMap = new ArrayMap<Animator, Node>();



    /**

     * Set of all nodes created for this AnimatorSet. This list is used upon
@@ -646,7 +647,7 @@ public final class AnimatorSet extends Animator { 
        anim.mTerminated = false;

        anim.mStarted = false;

        anim.mPlayingSet = new ArrayList<Animator>();

        anim.mNodeMap = new HashMap<Animator, Node>();

        anim.mNodeMap = new ArrayMap<Animator, Node>();

        anim.mNodes = new ArrayList<Node>(nodeCount);

        anim.mSortedNodes = new ArrayList<Node>(nodeCount);

        anim.mReversible = mReversible;