1 /* 2 * Copyright (C) 2007 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 com.android.ddmlib; 18 19 /** 20 * Implementation of {@link IShellOutputReceiver} that does nothing. 21 * <p/>This can be used to execute a remote shell command when the output is not needed. 22 */ 23 public final class NullOutputReceiver implements IShellOutputReceiver { 24 25 private static NullOutputReceiver sReceiver = new NullOutputReceiver(); 26 getReceiver()27 public static IShellOutputReceiver getReceiver() { 28 return sReceiver; 29 } 30 31 /* (non-Javadoc) 32 * @see com.android.ddmlib.adb.IShellOutputReceiver#addOutput(byte[], int, int) 33 */ 34 @Override addOutput(byte[] data, int offset, int length)35 public void addOutput(byte[] data, int offset, int length) { 36 } 37 38 /* (non-Javadoc) 39 * @see com.android.ddmlib.adb.IShellOutputReceiver#flush() 40 */ 41 @Override flush()42 public void flush() { 43 } 44 45 /* (non-Javadoc) 46 * @see com.android.ddmlib.adb.IShellOutputReceiver#isCancelled() 47 */ 48 @Override isCancelled()49 public boolean isCancelled() { 50 return false; 51 } 52 53 } 54