am edc68a00: Merge "Attempt to reduce problems from issue #3183612" into gingerbread (3d79f1ce) · Commits · e / os / android_frameworks_base

core/java/android/os/Looper.java

+18 −0

Original line number	Diff line number	Diff line
		@@ -17,6 +17,7 @@
		package android.os;

		import android.util.Config;
		import android.util.Log;
		import android.util.Printer;

		/**
		@@ -106,6 +107,12 @@ public class Looper {
		public static final void loop() {
		Looper me = myLooper();
		MessageQueue queue = me.mQueue;

		// Make sure the identity of this thread is that of the local process,
		// and keep track of what that identity token actually is.
		Binder.clearCallingIdentity();
		final long ident = Binder.clearCallingIdentity();

		while (true) {
		Message msg = queue.next(); // might block
		//if (!me.mRun) {
		@@ -124,6 +131,17 @@ public class Looper {
		if (me.mLogging!= null) me.mLogging.println(
		"<<<<< Finished to " + msg.target + " "
		+ msg.callback);

		// Make sure that during the course of dispatching the
		// identity of the thread wasn't corrupted.
		final long newIdent = Binder.clearCallingIdentity();
		if (ident != newIdent) {
		Log.wtf("Looper", "Thread identity changed from 0x"
		+ Long.toHexString(ident) + " to 0x"
		+ Long.toHexString(newIdent) + " while dispatching to "
		+ msg.target + " " + msg.callback + " what=" + msg.what);
		}

		msg.recycle();
		}
		}