Package com.sun.enterprise.ee.admin.mbeans

Source Code of com.sun.enterprise.ee.admin.mbeans.NodeAgentConfigMBean

/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright 1997-2007 Sun Microsystems, Inc. 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.html
* or glassfish/bootstrap/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 glassfish/bootstrap/legal/LICENSE.txt.
* Sun designates this particular file as subject to the "Classpath" exception
* as provided by Sun in the GPL Version 2 section of the License file that
* accompanied this code.  If applicable, add the following below the License
* Header, with the fields enclosed by brackets [] replaced by your own
* identifying information: "Portions Copyrighted [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 com.sun.enterprise.ee.admin.mbeans;

import com.sun.enterprise.admin.servermgmt.RuntimeStatus;

import com.sun.enterprise.config.ConfigContext;
import com.sun.enterprise.config.ConfigException;
import com.sun.enterprise.config.serverbeans.ServerTags;

import com.sun.enterprise.ee.admin.servermgmt.AgentException;

import com.sun.enterprise.ee.admin.ExceptionHandler;

import com.sun.enterprise.util.i18n.StringManager;

import com.sun.logging.ee.EELogDomains;
import java.util.logging.Logger;
import java.util.logging.Level;
import java.util.ArrayList;

import javax.management.AttributeList;
import javax.management.Attribute;

import javax.management.ObjectName;
import javax.management.MBeanException;
import javax.management.ReflectionException;
import javax.management.AttributeNotFoundException;

import com.sun.enterprise.ee.admin.proxy.NodeAgentProxy;
import com.sun.enterprise.ee.admin.mbeanapi.NodeAgentMBean;

public class NodeAgentConfigMBean extends EEBaseConfigMBean
    implements com.sun.enterprise.ee.admin.mbeanapi.NodeAgentConfigMBean
{        
    private static final StringManager _strMgr =
        StringManager.getManager(NodeAgentConfigMBean.class);

    private static Logger _logger = null;                  
   
    //The logger is used to log to server log file
    protected static Logger getLogger()
    {
        if (_logger == null) {
            _logger = Logger.getLogger(EELogDomains.EE_ADMIN_LOGGER);
        }
        return _logger;
    }
   
    private static ExceptionHandler _handler = null;
   
    //The exception handler is used to parse and log exceptions
    protected static ExceptionHandler getExceptionHandler()
    {
        if (_handler == null) {
            _handler = new ExceptionHandler(getLogger());
        }
        return _handler;
    }
   
    public NodeAgentConfigMBean() {
        super();
    }           
   
    private String getNodeAgentName() throws AgentException
    {            
        try {
            return (String)getAttribute(ServerTags.NAME);           
        } catch (Exception ex) {
            throw getExceptionHandler().handleAgentException(ex,
                "nodeagent.NodeAgentConfigMBean.Exception", "unknown");
        }                   
    }
       
   
    public RuntimeStatus getRuntimeStatus() throws AgentException
    {         
        return getNodeAgentsConfigBean().getRuntimeStatus(getNodeAgentName());       
    }
   
    public void clearRuntimeStatus() throws AgentException
    {
        getNodeAgentsConfigBean().clearRuntimeStatus(getNodeAgentName());       
    }
   
    public void delete() throws AgentException
    {       
        getNodeAgentsConfigBean().deleteNodeAgentConfig(getNodeAgentName());         
    }
      
    //Note that we would like to delegate all of this up into the ServersConfigMBean,
    //but it has not yet been built.
    public String[] listServerInstancesAsString(boolean andStatus) throws AgentException
    {   
        String agentName = getNodeAgentName();
        try {           
            return getServersConfigBean().listServerInstancesAsString(agentName,
                andStatus);
        } catch (Exception ex) {
            throw getExceptionHandler().handleAgentException(
                ex, "nodeagent.listInstances.Exception", agentName);
        }       
    }
   
    public ObjectName[] listServerInstances() throws AgentException, MBeanException
    {
        return toServerONArray(listServerInstancesAsString(false));   
    }

    /**
     * If any of attribute(s) is(are) changed, domain.xml is flushed to disk.
     * Node Agent is informed. Call synchronizeWithDAS on Node Agent MBean.
     *
     * @param list              List of attributes to be set.
     *
     * @return AttributeList    List of attributes modified.
     */
    public AttributeList setAttributes(AttributeList list) {
       list = super.setAttributes(list);
       informNodeAgent();
       return list;
    }
          
    /**
     * If an attribute is changed, domain.xml is flushed to disk.
     * Node Agent is informed. Call synchronizeWithDAS on Node Agent MBean.
     *
     * @param attr              Attribute that is changed.
     *
     * @exception AttributeNotFoundException if this attribute is not
     *  supported by this MBean
     * @exception MBeanException if the initializer of an object
     *  throws an exception
     * @exception ReflectionException if a Java reflection exception
     *  occurs when invoking the getter
     */
    public void setAttribute(Attribute attr)
        throws AttributeNotFoundException, MBeanException, ReflectionException
    {
        super.setAttribute(attr);
       informNodeAgent();
    }

    private void informNodeAgent() {

        String agentName = null;
        try {
            agentName = getNodeAgentName();
           // do the context flush
           flushAll();
           // call node agent mbean to synchronize
           NodeAgentMBean agentMBean = NodeAgentProxy.getNodeAgentProxy(
                            agentName);
           agentMBean.synchronizeWithDAS();
        } catch(ConfigException ce) {
            getLogger().log(Level.WARNING,"eeadmin.nodeagentconfig.flush_failed");
        } catch(AgentException ae) {
            getLogger().log(Level.WARNING,"eeadmin.nodeagentconfig.agent_exp",
                        agentName);
        } catch(MBeanException mbe) {
            getLogger().log(Level.WARNING,"eeadmin.nodeagentconfig.mbean_exp"                , mbe);
        }

    }
}
    
TOP

Related Classes of com.sun.enterprise.ee.admin.mbeans.NodeAgentConfigMBean

TOP
Copyright © 2018 www.massapi.com. All rights reserved.
All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.