01: /*
02: * JBoss, Home of Professional Open Source.
03: * Copyright 2006, Red Hat Middleware LLC, and individual contributors
04: * as indicated by the @author tags. See the copyright.txt file in the
05: * distribution for a full listing of individual contributors.
06: *
07: * This is free software; you can redistribute it and/or modify it
08: * under the terms of the GNU Lesser General Public License as
09: * published by the Free Software Foundation; either version 2.1 of
10: * the License, or (at your option) any later version.
11: *
12: * This software is distributed in the hope that it will be useful,
13: * but WITHOUT ANY WARRANTY; without even the implied warranty of
14: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15: * Lesser General Public License for more details.
16: *
17: * You should have received a copy of the GNU Lesser General Public
18: * License along with this software; if not, write to the Free
19: * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20: * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
21: */
22: package org.jboss.aspects.asynch;
23:
24: import org.jboss.aop.Dispatcher;
25: import org.jboss.util.id.GUID;
26:
27: import java.lang.reflect.InvocationTargetException;
28: import java.util.concurrent.ExecutionException;
29: import java.util.concurrent.TimeUnit;
30:
31: /**
32: * Comment
33: *
34: * @author <a href="mailto:bill@jboss.org">Bill Burke</a>
35: * @version $Revision: 57186 $
36: */
37: public class FutureImplJavaUtilConcurrent implements RemotableFuture {
38: private java.util.concurrent.Future result;
39: private GUID remoteObjectID;
40:
41: public FutureImplJavaUtilConcurrent(
42: java.util.concurrent.Future result) {
43: this .result = result;
44: }
45:
46: public void setRemoteObjectID(GUID remoteObjectID) {
47: this .remoteObjectID = remoteObjectID;
48: }
49:
50: public void release() {
51: if (remoteObjectID != null) {
52: Dispatcher.singleton.unregisterTarget(remoteObjectID);
53: }
54: }
55:
56: public Object get() throws InterruptedException,
57: InvocationTargetException {
58: try {
59: Object rtn = result.get();
60: release();
61: return rtn;
62: } catch (ExecutionException e) {
63: release();
64: throw new InvocationTargetException(e.getCause());
65: }
66: }
67:
68: public Object get(long milliseconds)
69: throws org.jboss.aspects.asynch.TimeoutException,
70: InterruptedException, InvocationTargetException {
71: try {
72: Object rtn = result
73: .get(milliseconds, TimeUnit.MILLISECONDS);
74: release();
75: return rtn;
76: } catch (ExecutionException e) {
77: release();
78: throw new InvocationTargetException(e.getCause());
79: } catch (java.util.concurrent.TimeoutException e) {
80: throw new org.jboss.aspects.asynch.TimeoutException(e);
81: }
82: }
83:
84: public boolean isDone() {
85: return result.isDone();
86: }
87:
88: }
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