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1   /*
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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
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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   *
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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       */
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       */
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       */
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       */
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      */
115     void addInstanceFilter(ObjectReference instance);
116 }