1/* 2 * Copyright (c) 2005, 2017, 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 26package com.sun.jdi.request; 27 28import com.sun.jdi.ObjectReference; 29import com.sun.jdi.ReferenceType; 30import com.sun.jdi.ThreadReference; 31import com.sun.jdi.VirtualMachine; 32import com.sun.jdi.event.EventQueue; 33import com.sun.jdi.event.EventSet; 34import com.sun.jdi.event.MonitorContendedEnteredEvent; 35 36/** 37 * Request for notification of a thread in the target VM entering a monitor 38 * after waiting for it to be released by another thread. 39 * When an enabled MonitorContededEnteredRequest is satisfied, an 40 * {@link EventSet event set} containing a 41 * {@link MonitorContendedEnteredEvent MonitorContendedEnteredEvent} 42 * will be placed on the {@link EventQueue EventQueue}. 43 * The collection of existing MonitorContendedEnteredEvents is 44 * managed by the {@link EventRequestManager} 45 * 46 * @see MonitorContendedEnteredEvent 47 * @see EventQueue 48 * @see EventRequestManager 49 * 50 * @author Swamy Venkataramanappa 51 * @since 1.6 52 */ 53public interface MonitorContendedEnteredRequest extends EventRequest { 54 55 /** 56 * Restricts the events generated by this request to those in 57 * the given thread. 58 * @param thread the thread to filter on. 59 * @throws InvalidRequestStateException if this request is currently 60 * enabled or has been deleted. 61 * Filters may be added only to disabled requests. 62 */ 63 void addThreadFilter(ThreadReference thread); 64 65 /** 66 * Restricts the events generated by this request to those whose 67 * method is in the given reference type or any of its subtypes. 68 * An event will be generated for any location in a reference type 69 * that can be safely cast to the given reference type. 70 * 71 * @param refType the reference type to filter on. 72 * @throws InvalidRequestStateException if this request is currently 73 * enabled or has been deleted. 74 * Filters may be added only to disabled requests. 75 */ 76 void addClassFilter(ReferenceType refType); 77 78 /** 79 * Restricts the events generated by this request to those 80 * whose method is in a class whose name matches this restricted 81 * regular expression. Regular expressions are limited 82 * to exact matches and patterns that begin with '*' or end with '*'; 83 * for example, "*.Foo" or "java.*". 84 * 85 * @param classPattern the pattern String to filter for. 86 * @throws InvalidRequestStateException if this request is currently 87 * enabled or has been deleted. 88 * Filters may be added only to disabled requests. 89 */ 90 void addClassFilter(String classPattern); 91 92 /** 93 * Restricts the events generated by this request to those 94 * whose method is in a class whose name does <b>not</b> match this restricted 95 * regular expression, e.g. "java.*" or "*.Foo". 96 * @param classPattern the pattern String to filter against. 97 * @throws InvalidRequestStateException if this request is currently 98 * enabled or has been deleted. 99 * Filters may be added only to disabled requests. 100 */ 101 void addClassExclusionFilter(String classPattern); 102 103 /** 104 * Restricts the events generated by this request to those in 105 * which the currently executing instance ("this") is the object 106 * specified. 107 * <P> 108 * Not all targets support this operation. 109 * Use {@link VirtualMachine#canUseInstanceFilters()} 110 * to determine if the operation is supported. 111 * @param instance the object which must be the current instance 112 * in order to pass this filter. 113 * @throws java.lang.UnsupportedOperationException if 114 * the target virtual machine does not support this 115 * operation. 116 * @throws InvalidRequestStateException if this request is currently 117 * enabled or has been deleted. 118 * Filters may be added only to disabled requests. 119 */ 120 void addInstanceFilter(ObjectReference instance); 121} 122