Mercurial > hg > truffle

annotate visualizer/Util/src/com/oracle/graal/visualizer/util/LookupUtils.java @ 9932:3d5fdf185a67

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Bugfix concerning ComputeProbabilityClosure.
author Christian Haeubl <haeubl@ssw.jku.at>
date Fri, 07 Jun 2013 16:02:19 +0200
parents 015fb895586b
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
4512
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
1 /*
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
2 * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
4 *
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
5 * This code is free software; you can redistribute it and/or modify it
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
6 * under the terms of the GNU General Public License version 2 only, as
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
7 * published by the Free Software Foundation.
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
8 *
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
9 * This code is distributed in the hope that it will be useful, but WITHOUT
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
12 * version 2 for more details (a copy is included in the LICENSE file that
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
13 * accompanied this code).
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
14 *
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
15 * You should have received a copy of the GNU General Public License version
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
16 * 2 along with this work; if not, write to the Free Software Foundation,
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
18 *
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
20 * or visit www.oracle.com if you need additional information or have any
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
21 * questions.
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
22 *
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
23 */
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
24
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
25 package com.oracle.graal.visualizer.util;
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
26
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
27 import java.beans.PropertyChangeEvent;
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
28 import java.beans.PropertyChangeListener;
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
29 import java.util.ArrayList;
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
30 import java.util.List;
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
31 import javax.swing.Action;
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
32 import org.openide.util.ContextAwareAction;
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
33 import org.openide.util.Lookup;
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
34 import org.openide.util.Lookup.Provider;
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
35 import org.openide.util.lookup.Lookups;
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
36 import org.openide.windows.TopComponent;
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
37
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
38 /**
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
39 * Utilities that build upon the Lookup API.
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
40 */
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
41 public class LookupUtils {
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
42
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
43
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
44 /**
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
45 * Creates a new lookup that will delegate to the last open window of a specified top component class. If the window is closed, the lookup will be empty.
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
46 * @param clazz the class identifying the top component type
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
47 * @return a delegating lookup
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
48 */
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
49 public static Lookup getLastActiveDelegatingLookup(Class<?> clazz) {
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
50 final TopComponentLookup topComponentLookupImpl = new TopComponentLookup(clazz);
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
51 TopComponent.getRegistry().addPropertyChangeListener(topComponentLookupImpl);
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
52 return topComponentLookupImpl.lookup;
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
53 }
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
54
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
55 public static Iterable<Action> lookupActions(String path) {
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
56 return lookupActions(path, null);
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
57 }
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
58
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
59 public static Iterable<Action> lookupActions(String path, Lookup context) {
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
60 List<Action> actions = new ArrayList<>();
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
61 for (Action a : Lookups.forPath(path).lookupAll(Action.class)) {
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
62 Action newAction = a;
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
63 if (a instanceof ContextAwareAction && context != null) {
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
64 newAction = ((ContextAwareAction) a).createContextAwareInstance(context);
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
65 }
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
66 newAction.putValue(Action.SHORT_DESCRIPTION, newAction.getValue(Action.NAME));
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
67 actions.add(newAction);
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
68
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
69 }
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
70 return actions;
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
71 }
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
72
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
73 private static class TopComponentLookup implements PropertyChangeListener {
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
74 private final Class<?> clazz;
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
75 private final Lookup lookup;
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
76 private TopComponent lastActive;
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
77
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
78 private final Provider lookupProvider = new Provider() {
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
79
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
80 @Override
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
81 public Lookup getLookup() {
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
82 if (lastActive == null) {
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
83 return Lookup.EMPTY;
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
84 } else {
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
85 return lastActive.getLookup();
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
86 }
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
87 }
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
88 };
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
89
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
90 public TopComponentLookup(Class<?> clazz) {
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
91 this.clazz = clazz;
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
92 lookup = Lookups.proxy(lookupProvider);
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
93 update();
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
94 }
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
95
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
96 @Override
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
97 public void propertyChange(PropertyChangeEvent evt) {
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
98 update();
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
99 }
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
100
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
101 private void update() {
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
102 TopComponent curActivated = TopComponent.getRegistry().getActivated();
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
103 if (curActivated != lastActive) {
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
104 if (clazz.isAssignableFrom(curActivated.getClass())) {
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
105 // We have a new top component for our lookup.
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
106 lastActive = curActivated;
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
107 refreshLookup();
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
108 } else {
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
109 // We have no new top component. Check if the old one is still opened.
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
110 if (lastActive != null && !TopComponent.getRegistry().getOpened().contains(lastActive)) {
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
111 // The top component was closed => Remove lookup.
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
112 lastActive = null;
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
113 refreshLookup();
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
114 }
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
115 }
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
116 }
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
117 }
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
118
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
119 private void refreshLookup() {
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
120 lookup.lookup(Object.class);
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
121 }
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
122 };
015fb895586b Moved visualizer to new directory.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
123 }