01: /*
02: * Licensed to the Apache Software Foundation (ASF) under one or more
03: * contributor license agreements. See the NOTICE file distributed with
04: * this work for additional information regarding copyright ownership.
05: * The ASF licenses this file to You under the Apache License, Version 2.0
06: * (the "License"); you may not use this file except in compliance with
07: * the License. You may obtain a copy of the License at
08: *
09: * http://www.apache.org/licenses/LICENSE-2.0
10: *
11: * Unless required by applicable law or agreed to in writing, software
12: * distributed under the License is distributed on an "AS IS" BASIS,
13: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14: * See the License for the specific language governing permissions and
15: * limitations under the License.
16: */
17: /**
18: * @author Artem Aliev
19: */package java.lang;
20:
21: import java.lang.ref.WeakReference;
22: import java.lang.ref.ReferenceQueue;
23:
24: class ThreadWeakRef extends WeakReference<Thread> {
25:
26: private static ReferenceQueue<Thread> refQueue = new ReferenceQueue<Thread>();
27: private long nativeAddr = 0;
28:
29: public ThreadWeakRef(Thread thread) {
30: super (thread, ThreadWeakRef.refQueue);
31: }
32:
33: public void setNativeAddr(long newAddr) {
34: nativeAddr = newAddr;
35: }
36:
37: public long getNativeAddr() {
38: return nativeAddr;
39: }
40:
41: public static ThreadWeakRef poll() {
42: return (ThreadWeakRef) (WeakReference<Thread>) refQueue.poll();
43: }
44: }
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