Merge "Dump App exit reason if the remote service died." into tm-qpr-dev (055796e8) · Commits · e / os / android_frameworks_base

core/java/android/app/ApplicationExitInfo.java

+2 −1

Original line number	Diff line number	Diff line
		@@ -1196,7 +1196,8 @@ public final class ApplicationExitInfo implements Parcelable {
		return sb.toString();
		}

		private static String reasonCodeToString(@Reason int reason) {
		/** @hide */
		public static String reasonCodeToString(@Reason int reason) {
		switch (reason) {
		case REASON_EXIT_SELF:
		return "EXIT_SELF";

core/java/com/android/internal/infra/AbstractRemoteService.java

+54 −0

Original line number	Diff line number	Diff line
		@@ -20,10 +20,14 @@ import static com.android.internal.util.function.pooled.PooledLambda.obtainMessa

		import android.annotation.NonNull;
		import android.annotation.Nullable;
		import android.app.ActivityManager;
		import android.app.ApplicationExitInfo;
		import android.app.IActivityManager;
		import android.content.ComponentName;
		import android.content.Context;
		import android.content.Intent;
		import android.content.ServiceConnection;
		import android.content.pm.ParceledListSlice;
		import android.os.Handler;
		import android.os.IBinder;
		import android.os.IBinder.DeathRecipient;
		@@ -39,6 +43,7 @@ import com.android.internal.annotations.GuardedBy;
		import java.io.PrintWriter;
		import java.lang.ref.WeakReference;
		import java.util.ArrayList;
		import java.util.List;

		/**
		* Base class representing a remote service.
		@@ -66,6 +71,7 @@ import java.util.ArrayList;
		@Deprecated
		public abstract class AbstractRemoteService<S extends AbstractRemoteService<S, I>,
		I extends IInterface> implements DeathRecipient {
		private static final int SERVICE_NOT_EXIST = -1;
		private static final int MSG_BIND = 1;
		private static final int MSG_UNBIND = 2;

		@@ -96,6 +102,8 @@ public abstract class AbstractRemoteService<S extends AbstractRemoteService<S, I

		// Used just for debugging purposes (on dump)
		private long mNextUnbind;
		private int mServiceExitReason;
		private int mServiceExitSubReason;

		/** Requests that have been scheduled, but that are not finished yet */
		private final ArrayList<BasePendingRequest<S, I>> mUnfinishedRequests = new ArrayList<>();
		@@ -126,6 +134,8 @@ public abstract class AbstractRemoteService<S extends AbstractRemoteService<S, I
		mUserId = userId;
		mHandler = new Handler(handler.getLooper());
		mBindingFlags = bindingFlags;
		mServiceExitReason = SERVICE_NOT_EXIST;
		mServiceExitSubReason = SERVICE_NOT_EXIST;
		}

		/**
		@@ -229,6 +239,7 @@ public abstract class AbstractRemoteService<S extends AbstractRemoteService<S, I
		if (mService != null) {
		mService.asBinder().unlinkToDeath(this, 0);
		}
		updateServicelicationExitInfo(mComponentName, mUserId);
		mConnecting = true;
		mService = null;
		mServiceDied = true;
		@@ -239,6 +250,37 @@ public abstract class AbstractRemoteService<S extends AbstractRemoteService<S, I
		handleBindFailure();
		}

		private void updateServicelicationExitInfo(ComponentName componentName, int userId) {
		IActivityManager am = ActivityManager.getService();
		String packageName = componentName.getPackageName();
		ParceledListSlice<ApplicationExitInfo> plistSlice = null;
		try {
		plistSlice = am.getHistoricalProcessExitReasons(packageName, 0, 1, userId);
		} catch (RemoteException e) {
		// do nothing. The local binder so it can not throw it.
		}
		if (plistSlice == null) {
		mServiceExitReason = ApplicationExitInfo.REASON_UNKNOWN;
		mServiceExitSubReason = ApplicationExitInfo.SUBREASON_UNKNOWN;
		return;
		}
		List<ApplicationExitInfo> list = plistSlice.getList();
		if (list.isEmpty()) {
		mServiceExitReason = ApplicationExitInfo.REASON_UNKNOWN;
		mServiceExitSubReason = ApplicationExitInfo.SUBREASON_UNKNOWN;
		return;
		}
		ApplicationExitInfo info = list.get(0);
		mServiceExitReason = info.getReason();
		mServiceExitSubReason = info.getSubReason();
		if (mVerbose) {
		Slog.v(mTag, "updateServicelicationExitInfo: exitReason="
		+ ApplicationExitInfo.reasonCodeToString(mServiceExitReason)
		+ " exitSubReason= " + ApplicationExitInfo.subreasonToString(
		mServiceExitSubReason));
		}
		}

		// Note: we are dumping without a lock held so this is a bit racy but
		// adding a lock to a class that offloads to a handler thread would
		// mean adding a lock adding overhead to normal runtime operation.
		@@ -272,6 +314,16 @@ public abstract class AbstractRemoteService<S extends AbstractRemoteService<S, I
		}
		}
		pw.println();
		if (mServiceExitReason != SERVICE_NOT_EXIST) {
		pw.append(prefix).append(tab).append("serviceExistReason=")
		.append(ApplicationExitInfo.reasonCodeToString(mServiceExitReason));
		pw.println();
		}
		if (mServiceExitSubReason != SERVICE_NOT_EXIST) {
		pw.append(prefix).append(tab).append("serviceExistSubReason=")
		.append(ApplicationExitInfo.subreasonToString(mServiceExitSubReason));
		pw.println();
		}
		pw.append(prefix).append("mBindingFlags=").println(mBindingFlags);
		pw.append(prefix).append("idleTimeout=")
		.append(Long.toString(idleTimeout / 1000)).append("s\n");
		@@ -498,6 +550,8 @@ public abstract class AbstractRemoteService<S extends AbstractRemoteService<S, I
		return;
		}
		mService = getServiceInterface(service);
		mServiceExitReason = SERVICE_NOT_EXIST;
		mServiceExitSubReason = SERVICE_NOT_EXIST;
		handleOnConnectedStateChangedInternal(true);
		mServiceDied = false;
		}