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am 1622eee2: Improve performance of WindowState.toString()

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* commit '1622eee2e48678b17a4668641957f09213f98905':
  Improve performance of WindowState.toString()
This commit is contained in:
Mattias Petersson
2010-12-22 11:25:32 -08:00
committed by Android Git Automerger
parent 7a9f17c356 1622eee2e4
commit 2f209e885a
1 changed files with 13 additions and 3 deletions
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16
services/java/com/android/server/WindowManagerService.java
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@ -6005,6 +6005,11 @@ public class WindowManagerService extends IWindowManager.Stub
// Input channel
InputChannel mInputChannel;
// Used to improve performance of toString()
String mStringNameCache;
CharSequence mLastTitle;
boolean mWasPaused;
WindowState(Session s, IWindow c, WindowToken token,
WindowState attachedWindow, WindowManager.LayoutParams a,
int viewVisibility) {
@ -7262,9 +7267,14 @@ public class WindowManagerService extends IWindowManager.Stub
@Override
public String toString() {
return "Window{"
+ Integer.toHexString(System.identityHashCode(this))
+ " " + mAttrs.getTitle() + " paused=" + mToken.paused + "}";
if (mStringNameCache == null || mLastTitle != mAttrs.getTitle()
|| mWasPaused != mToken.paused) {
mLastTitle = mAttrs.getTitle();
mWasPaused = mToken.paused;
mStringNameCache = "Window{" + Integer.toHexString(System.identityHashCode(this))
+ " " + mLastTitle + " paused=" + mWasPaused + "}";
}
return mStringNameCache;
}
}