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/*
* Copyright (C) 2006 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package android.os;
import android.annotation.NonNull;
import android.util.AndroidException;
/**
* Parent exception for all Binder remote-invocation errors
*
* Note: not all exceptions from binder services will be subclasses of this.
* For instance, RuntimeException and several subclasses of it may be
* thrown as well as OutOfMemoryException.
*
* One common subclass is {@link DeadObjectException}.
*/
public class RemoteException extends AndroidException {
public RemoteException() {
super();
}
public RemoteException(String message) {
super(message);
}
/** @hide */
public RemoteException(String message, Throwable cause, boolean enableSuppression,
boolean writableStackTrace) {
super(message, cause, enableSuppression, writableStackTrace);
}
/** @hide */
public RemoteException(Throwable cause) {
this(cause.getMessage(), cause, true, false);
}
/**
* Rethrow this as an unchecked runtime exception.
* <p>
* Apps making calls into other processes may end up persisting internal
* state or making security decisions based on the perceived success or
* failure of a call, or any default values returned. For this reason, we
* want to strongly throw when there was trouble with the transaction.
*
* @throws RuntimeException
*/
@NonNull
public RuntimeException rethrowAsRuntimeException() {
throw new RuntimeException(this);
}
/**
* Rethrow this exception when we know it came from the system server. This
* gives us an opportunity to throw a nice clean
* {@link DeadSystemRuntimeException} signal to avoid spamming logs with
* misleading stack traces.
* <p>
* Apps making calls into the system server may end up persisting internal
* state or making security decisions based on the perceived success or
* failure of a call, or any default values returned. For this reason, we
* want to strongly throw when there was trouble with the transaction.
*
* @throws RuntimeException
*/
@NonNull
public RuntimeException rethrowFromSystemServer() {
if (this instanceof DeadObjectException) {
throw new DeadSystemRuntimeException();
} else {
throw new RuntimeException(this);
}
}
}
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