1 /* 2 * Copyright (C) 2015 Square, Inc. 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 package okio; 17 18 import java.io.IOException; 19 import java.util.concurrent.TimeUnit; 20 21 /** A {@link Timeout} which forwards calls to another. Useful for subclassing. */ 22 public class ForwardingTimeout extends Timeout { 23 private Timeout delegate; 24 25 public ForwardingTimeout(Timeout delegate) { 26 if (delegate == null) throw new IllegalArgumentException("delegate == null"); 27 this.delegate = delegate; 28 } 29 30 /** {@link Timeout} instance to which this instance is currently delegating. */ 31 public final Timeout delegate() { 32 return delegate; 33 } 34 35 public final ForwardingTimeout setDelegate(Timeout delegate) { 36 if (delegate == null) throw new IllegalArgumentException("delegate == null"); 37 this.delegate = delegate; 38 return this; 39 } 40 41 @Override public Timeout timeout(long timeout, TimeUnit unit) { 42 return delegate.timeout(timeout, unit); 43 } 44 45 @Override public long timeoutNanos() { 46 return delegate.timeoutNanos(); 47 } 48 49 @Override public boolean hasDeadline() { 50 return delegate.hasDeadline(); 51 } 52 53 @Override public long deadlineNanoTime() { 54 return delegate.deadlineNanoTime(); 55 } 56 57 @Override public Timeout deadlineNanoTime(long deadlineNanoTime) { 58 return delegate.deadlineNanoTime(deadlineNanoTime); 59 } 60 61 @Override public Timeout clearTimeout() { 62 return delegate.clearTimeout(); 63 } 64 65 @Override public Timeout clearDeadline() { 66 return delegate.clearDeadline(); 67 } 68 69 @Override public void throwIfReached() throws IOException { 70 delegate.throwIfReached(); 71 } 72 } 73
