1 /* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package android.os; 18 19 import android.util.AndroidException; 20 21 /** 22 * Parent exception for all Binder remote-invocation errors 23 */ 24 public class RemoteException extends AndroidException { RemoteException()25 public RemoteException() { 26 super(); 27 } 28 RemoteException(String message)29 public RemoteException(String message) { 30 super(message); 31 } 32 33 /** @hide */ RemoteException(String message, Throwable cause, boolean enableSuppression, boolean writableStackTrace)34 public RemoteException(String message, Throwable cause, boolean enableSuppression, 35 boolean writableStackTrace) { 36 super(message, cause, enableSuppression, writableStackTrace); 37 } 38 39 /** {@hide} */ rethrowAsRuntimeException()40 public RuntimeException rethrowAsRuntimeException() { 41 throw new RuntimeException(this); 42 } 43 44 /** 45 * Rethrow this exception when we know it came from the system server. This 46 * gives us an opportunity to throw a nice clean 47 * {@link DeadSystemException} signal to avoid spamming logs with 48 * misleading stack traces. 49 * <p> 50 * Apps making calls into the system server may end up persisting internal 51 * state or making security decisions based on the perceived success or 52 * failure of a call, or any default values returned. For this reason, we 53 * want to strongly throw when there was trouble with the transaction. 54 * 55 * @hide 56 */ rethrowFromSystemServer()57 public RuntimeException rethrowFromSystemServer() { 58 if (this instanceof DeadObjectException) { 59 throw new RuntimeException(new DeadSystemException()); 60 } else { 61 throw new RuntimeException(this); 62 } 63 } 64 } 65