| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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 org.apache.qpid.server.protocol.v0_10; |
| |
| |
| /** |
| * Waiter |
| * |
| */ |
| |
| public final class Waiter |
| { |
| |
| private final Object lock; |
| private final long timeout; |
| private final long start; |
| private long elapsed; |
| |
| public Waiter(Object lock, long timeout) |
| { |
| this.lock = lock; |
| this.timeout = timeout; |
| this.start = System.currentTimeMillis(); |
| this.elapsed = 0; |
| } |
| |
| public boolean hasTime() |
| { |
| return elapsed < timeout; |
| } |
| |
| public void await() |
| { |
| try |
| { |
| lock.wait(timeout - elapsed); |
| } |
| catch (InterruptedException e) |
| { |
| // pass |
| } |
| elapsed = System.currentTimeMillis() - start; |
| } |
| |
| } |