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am 6af61b84: am a206efcf: Merge "android.os.Message: respect sPoolSize"

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* commit '6af61b843511bc5b669d30b980c4a9e2682da47c':
  android.os.Message: respect sPoolSize
This commit is contained in:
Brad Fitzpatrick
2011-01-25 16:21:29 -08:00
committed by Android Git Automerger
parent f7f46dda1e 6af61b8435
commit 4786418091
1 changed files with 13 additions and 12 deletions
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25
core/java/android/os/Message.java
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@@ -96,9 +96,9 @@ public final class Message implements Parcelable {
// sometimes we store linked lists of these things
/*package*/ Message next;
private static Object mPoolSync = new Object();
private static Message mPool;
private static int mPoolSize = 0;
private static final Object sPoolSync = new Object();
private static Message sPool;
private static int sPoolSize = 0;
private static final int MAX_POOL_SIZE = 10;
@@ -107,11 +107,12 @@ public final class Message implements Parcelable {
* avoid allocating new objects in many cases.
*/
public static Message obtain() {
synchronized (mPoolSync) {
if (mPool != null) {
Message m = mPool;
mPool = m.next;
synchronized (sPoolSync) {
if (sPool != null) {
Message m = sPool;
sPool = m.next;
m.next = null;
sPoolSize--;
return m;
}
}
@@ -248,12 +249,12 @@ public final class Message implements Parcelable {
* freed.
*/
public void recycle() {
synchronized (mPoolSync) {
if (mPoolSize < MAX_POOL_SIZE) {
synchronized (sPoolSync) {
if (sPoolSize < MAX_POOL_SIZE) {
clearForRecycle();
next = mPool;
mPool = this;
next = sPool;
sPool = this;
sPoolSize++;
}
}
}