alvinalexander.com | career | drupal | java | mac | mysql | perl | scala | uml | unix  

Glassfish example source code file (Query.java)

This example Glassfish source code file (Query.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Glassfish tags/keywords

amx, amxproxy, description, description, managedoperation, managedoperation, management, mbeans, objectname, param, param, return, set, set, string, util

The Glassfish Query.java source code

/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright (c) 1997-2010 Oracle and/or its affiliates. All rights reserved.
 *
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
 * obtain a copy of the License at
 * https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
 * or packager/legal/LICENSE.txt.  See the License for the specific
 * language governing permissions and limitations under the License.
 *
 * When distributing the software, include this License Header Notice in each
 * file and include the License file at packager/legal/LICENSE.txt.
 *
 * GPL Classpath Exception:
 * Oracle designates this particular file as subject to the "Classpath"
 * exception as provided by Oracle in the GPL Version 2 section of the License
 * file that accompanied this code.
 *
 * Modifications:
 * If applicable, add the following below the License Header, with the fields
 * enclosed by brackets [] replaced by your own identifying information:
 * "Portions Copyright [year] [name of copyright owner]"
 *
 * Contributor(s):
 * If you wish your version of this file to be governed by only the CDDL or
 * only the GPL Version 2, indicate your decision by adding "[Contributor]
 * elects to include this software in this distribution under the [CDDL or GPL
 * Version 2] license."  If you don't indicate a single choice of license, a
 * recipient has the option to distribute your version of this file under
 * either the CDDL, the GPL Version 2 or to extend the choice of license to
 * its licensees as provided above.  However, if you add GPL Version 2 code
 * and therefore, elected the GPL Version 2 license, then the option applies
 * only if the new code is made subject to such option by the copyright
 * holder.
 */

package org.glassfish.admin.amx.base;

import javax.management.ObjectName;
import javax.management.MBeanOperationInfo;
import java.util.Set;


import org.glassfish.admin.amx.annotation.ManagedAttribute;
import org.glassfish.admin.amx.annotation.ManagedOperation;
import org.glassfish.admin.amx.annotation.Description;
import org.glassfish.admin.amx.annotation.Param;
import org.glassfish.external.arc.Taxonomy;
import org.glassfish.external.arc.Stability;

import org.glassfish.admin.amx.core.AMXProxy;
import org.glassfish.admin.amx.core.Util;
import org.glassfish.admin.amx.core.AMXMBeanMetadata;

/**
Supports various types of queries to find MBeans in the AMX domain only; does not
query all MBeans in all domains, only those in the AMX domain.
<p>
Note that the methods as declared return AMXProxy or collections thereof, but the
actual result consists only of ObjectName; it is the proxy code that auto-converts
to AMXProxy eg invoking with MBeanServerConnection.invoke() will return Set<ObjectName>
but using QueryMgr (as a client-side proxy) will return Set<AMXProxy>.  If ObjectNames
are desirable, use {@link Util#toObjectNames}.
 */
@Taxonomy(stability = Stability.COMMITTED)
@AMXMBeanMetadata(singleton=true, globalSingleton=true, leaf=true)
public interface Query extends AMXProxy, Utility, Singleton
{
    @ManagedOperation(impact = MBeanOperationInfo.INFO)
    @Description("Return all AMX MBeans having any of the specified types")
    public Set<AMXProxy> queryTypes(@Param(name = "type") Set type);

    @ManagedOperation(impact = MBeanOperationInfo.INFO)
    @Description("Return all AMX MBeans having the specified type")
    public Set<AMXProxy> queryType( @Param(name = "type") String type);

    /**
    Return all {@link AMXProxy} having the specified name.
     */
    @ManagedOperation(impact = MBeanOperationInfo.INFO)
    @Description("Return all AMX MBeans having the specified name")
    public Set<AMXProxy> queryName(  @Param(name = "name") String name);

    /**
    Return all AMX whose type and name matches. Note that the resulting items will necessarily
    have a different Parent (uniqueness invariant within any parent).
     */
    @ManagedOperation(impact = MBeanOperationInfo.INFO)
    @Description("Return all AMX MBeans having the specified type and name")
    public Set<AMXProxy> queryTypeName( @Param(name = "type") String type, @Param(name = "name") String name);

    /**
    Return all AMX whose ObjectName matches the supplied pattern, as defined by the JMX specification.

    @param pattern  an ObjectName containing a pattern as defined by JMX
    @return Set of AMX or empty Set if none
     */
    @ManagedOperation(impact = MBeanOperationInfo.INFO)
    @Description("Return all AMX MBeans matching the specfied pattern")
    public Set<AMXProxy> queryPattern( @Param(name = "pattern") ObjectName pattern);

    /**
    Return all AMX MBeans matching the specfied ObjectName properties
    @param props a String containing one or more name/value ObjectName properties
     */
    @ManagedOperation(impact = MBeanOperationInfo.INFO)
    @Description("Return all AMX MBeans matching the specfied ObjectName properties")
    public Set<AMXProxy> queryProps( @Param(name = "props") String props);

    /**
    Return all AMX MBeans whose whose ObjectName matches all property
    expressions.  Each property expression consists of a key expression, and a value
    expression; an expression which is null is considered a "*" (match all).
    <p>
    Both key and value expressions may be wildcarded with the "*" character,
    which matches 0 or more characters.
    <p>
    Each property expression is matched in turn against the ObjectName. If a match
    fails, the ObjectName is not included in the result.  If all matches succeed, then
    the ObjectName is included.
     */
    @ManagedOperation(impact = MBeanOperationInfo.INFO)
    @Description("Return all AMX MBeans matching all specified ObjectName properties, wildcarded by key and/or value")
    public Set<AMXProxy> queryWildAll( @Param(name = "wildKeys") String[] wildKeys, @Param(name = "wildValues") String[] wildValues);

    /**  Return all AMX MBeans */
    @ManagedOperation(impact = MBeanOperationInfo.INFO)
    public Set<AMXProxy> queryAll();


    @Description("Return  all MBeans that are global singletons")
    @ManagedAttribute()
    public AMXProxy[] getGlobalSingletons();
    
    @Description("Return the global singleton of the specified type, or null if not found")
    @ManagedOperation(impact = MBeanOperationInfo.INFO)
    public AMXProxy getGlobalSingleton( @Param(name="type") String type);
    
    @Description("List the parent followed by all descendants, depth-first traversal")
    @ManagedOperation(impact = MBeanOperationInfo.INFO)
    public AMXProxy[] queryDescendants( @Param(name="parentObjectName") ObjectName parentObjectName);
}






Other Glassfish examples (source code examples)

Here is a short list of links related to this Glassfish Query.java source code file:

... this post is sponsored by my books ...

#1 New Release!

FP Best Seller

 

new blog posts

 

Copyright 1998-2021 Alvin Alexander, alvinalexander.com
All Rights Reserved.

A percentage of advertising revenue from
pages under the /java/jwarehouse URI on this website is
paid back to open source projects.