001/* 002 * The contents of this file are subject to the terms of the Common Development and 003 * Distribution License (the License). You may not use this file except in compliance with the 004 * License. 005 * 006 * You can obtain a copy of the License at legal/CDDLv1.0.txt. See the License for the 007 * specific language governing permission and limitations under the License. 008 * 009 * When distributing Covered Software, include this CDDL Header Notice in each file and include 010 * the License file at legal/CDDLv1.0.txt. If applicable, add the following below the CDDL 011 * Header, with the fields enclosed by brackets [] replaced by your own identifying 012 * information: "Portions Copyright [year] [name of copyright owner]". 013 * 014 * Copyright 2008 Sun Microsystems, Inc. 015 */ 016package org.forgerock.opendj.server.config.server; 017 018 019 020import org.forgerock.opendj.config.server.ConfigurationChangeListener; 021 022 023 024/** 025 * A server-side interface for querying Memory Usage Monitor Provider 026 * settings. 027 * <p> 028 * The Memory Usage Monitor Provider can be used to publish 029 * information about memory consumption and garbage collection activity 030 * in the JVM. 031 */ 032public interface MemoryUsageMonitorProviderCfg extends MonitorProviderCfg { 033 034 /** 035 * Gets the configuration class associated with this Memory Usage Monitor Provider. 036 * 037 * @return Returns the configuration class associated with this Memory Usage Monitor Provider. 038 */ 039 Class<? extends MemoryUsageMonitorProviderCfg> configurationClass(); 040 041 042 043 /** 044 * Register to be notified when this Memory Usage Monitor Provider is changed. 045 * 046 * @param listener 047 * The Memory Usage Monitor Provider configuration change listener. 048 */ 049 void addMemoryUsageChangeListener(ConfigurationChangeListener<MemoryUsageMonitorProviderCfg> listener); 050 051 052 053 /** 054 * Deregister an existing Memory Usage Monitor Provider configuration change listener. 055 * 056 * @param listener 057 * The Memory Usage Monitor Provider configuration change listener. 058 */ 059 void removeMemoryUsageChangeListener(ConfigurationChangeListener<MemoryUsageMonitorProviderCfg> listener); 060 061 062 063 /** 064 * Gets the "java-class" property. 065 * <p> 066 * Specifies the fully-qualified name of the Java class that 067 * provides the Memory Usage Monitor Provider implementation. 068 * 069 * @return Returns the value of the "java-class" property. 070 */ 071 String getJavaClass(); 072 073}