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1 /*
2  * Copyright (c) 2005, 2013, Oracle and/or its affiliates. All rights reserved.
3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4  *
5  * This code is free software; you can redistribute it and/or modify it
6  * under the terms of the GNU General Public License version 2 only, as
7  * published by the Free Software Foundation.  Oracle designates this
8  * particular file as subject to the "Classpath" exception as provided
9  * by Oracle in the LICENSE file that accompanied this code.
10  *
11  * This code is distributed in the hope that it will be useful, but WITHOUT
12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14  * version 2 for more details (a copy is included in the LICENSE file that
15  * accompanied this code).
16  *
17  * You should have received a copy of the GNU General Public License version
18  * 2 along with this work; if not, write to the Free Software Foundation,
19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20  *
21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22  * or visit www.oracle.com if you need additional information or have any
23  * questions.
24  */
25 
26 package com.sun.jdi.request;
27 
28 import com.sun.jdi.*;
29 
30 /**
31  * Request for notification when a thread in the target VM is about to
32  * wait on a monitor object. That is, a thread is entering Object.wait().
33  * When an enabled MonitorWaitRequest is satisfied, an
34  * {@link com.sun.jdi.event.EventSet event set} containing a
35  * {@link com.sun.jdi.event.MonitorWaitEvent MonitorWaitEvent}
36  * will be placed on the
37  * {@link com.sun.jdi.event.EventQueue EventQueue}.
38  * The collection of existing MonitorWaitEvents is
39  * managed by the {@link EventRequestManager}
40  *
41  * @see com.sun.jdi.event.MonitorWaitEvent
42  * @see com.sun.jdi.event.EventQueue
43  * @see EventRequestManager
44  *
45  * @author Swamy Venkataramanappa
46  * @since  1.6
47  */
48 @jdk.Exported
49 public interface MonitorWaitRequest extends EventRequest {
50 
51     /**
52      * Restricts the events generated by this request to those in
53      * the given thread.
54      * @param thread the thread to filter on.
55      * @throws InvalidRequestStateException if this request is currently
56      * enabled or has been deleted.
57      * Filters may be added only to disabled requests.
58      */
addThreadFilter(ThreadReference thread)59     void addThreadFilter(ThreadReference thread);
60 
61     /**
62      * Restricts the events generated by this request to those whose
63      * monitor object is of the given reference type or any of
64      * its subtypes.
65      *
66      * @param refType the reference type to filter on.
67      * @throws InvalidRequestStateException if this request is currently
68      * enabled or has been deleted.
69      * Filters may be added only to disabled requests.
70      */
addClassFilter(ReferenceType refType)71     void addClassFilter(ReferenceType refType);
72 
73     /**
74      * Restricts the events generated by this request to those
75      * in which the name of the class of the monitor object matches this restricted
76      * regular expression. Regular expressions are limited
77      * to exact matches and patterns that begin with '*' or end with '*';
78      * for example, "*.Foo" or "java.*".
79      *
80      * @param classPattern the pattern String to filter for.
81      * @throws InvalidRequestStateException if this request is currently
82      * enabled or has been deleted.
83      * Filters may be added only to disabled requests.
84      */
addClassFilter(String classPattern)85     void addClassFilter(String classPattern);
86 
87     /**
88      * Restricts the events generated by this request to those
89      * in which the name of the class of the monitor object does <b>not</b>match this restricted
90      * regular expression, e.g.  "java.*" or "*.Foo".
91      * @param classPattern the pattern String to filter against.
92      * @throws InvalidRequestStateException if this request is currently
93      * enabled or has been deleted.
94      * Filters may be added only to disabled requests.
95      */
addClassExclusionFilter(String classPattern)96     void addClassExclusionFilter(String classPattern);
97 
98     /**
99      * Restricts the events generated by this request to those in
100      * which the currently executing instance ("this") is the object
101      * specified.
102      * <P>
103      * Not all targets support this operation.
104      * Use {@link VirtualMachine#canUseInstanceFilters()}
105      * to determine if the operation is supported.
106      * @param instance the object which must be the current instance
107      * in order to pass this filter.
108      * @throws java.lang.UnsupportedOperationException if
109      * the target virtual machine does not support this
110      * operation.
111      * @throws InvalidRequestStateException if this request is currently
112      * enabled or has been deleted.
113      * Filters may be added only to disabled requests.
114      */
addInstanceFilter(ObjectReference instance)115     void addInstanceFilter(ObjectReference instance);
116 }
117