Don't crash the system when detecting a transient wrong state
Bug: 28616824
Change-Id: I124f7196d709c33fe70137541b650788af83b3b3
diff --git a/services/core/java/com/android/server/am/ActivityMetricsLogger.java b/services/core/java/com/android/server/am/ActivityMetricsLogger.java
index 0331470..fe085d7 100644
--- a/services/core/java/com/android/server/am/ActivityMetricsLogger.java
+++ b/services/core/java/com/android/server/am/ActivityMetricsLogger.java
@@ -5,12 +5,15 @@
import static android.app.ActivityManager.StackId.FULLSCREEN_WORKSPACE_STACK_ID;
import static android.app.ActivityManager.StackId.HOME_STACK_ID;
import static android.app.ActivityManager.StackId.PINNED_STACK_ID;
+import static com.android.server.am.ActivityManagerDebugConfig.TAG_AM;
+import static com.android.server.am.ActivityManagerDebugConfig.TAG_WITH_CLASS_NAME;
import static com.android.server.am.ActivityStack.STACK_INVISIBLE;
import android.annotation.Nullable;
import android.app.ActivityManager.StackId;
import android.content.Context;
import android.os.SystemClock;
+import android.util.Slog;
import com.android.internal.logging.MetricsLogger;
import com.android.internal.logging.MetricsProto.MetricsEvent;
@@ -19,6 +22,9 @@
* Handles logging into Tron.
*/
class ActivityMetricsLogger {
+
+ private static final String TAG = TAG_WITH_CLASS_NAME ? "ActivityMetricsLogger" : TAG_AM;
+
// Window modes we are interested in logging. If we ever introduce a new type, we need to add
// a value here and increase the {@link #TRON_WINDOW_STATE_VARZ_STRINGS} array.
private static final int WINDOW_STATE_STANDARD = 0;
@@ -74,8 +80,9 @@
|| stack.mStackId == FULLSCREEN_WORKSPACE_STACK_ID) {
mWindowState = WINDOW_STATE_STANDARD;
} else if (stack.mStackId == DOCKED_STACK_ID) {
- throw new IllegalStateException("Docked stack shouldn't be the focused stack, "
- + "because it reported not being visible.");
+ Slog.wtf(TAG, "Docked stack shouldn't be the focused stack, because it reported not"
+ + " being visible.");
+ mWindowState = WINDOW_STATE_INVALID;
} else if (stack.mStackId == FREEFORM_WORKSPACE_STACK_ID) {
mWindowState = WINDOW_STATE_FREEFORM;
} else if (StackId.isStaticStack(stack.mStackId)) {