/*
 * Copyright (c) 2000, 2017 Oracle and/or its affiliates. All rights reserved.
 * Copyright (c) 2021 Contributors to the Eclipse Foundation
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v. 2.0, which is available at
 * http://www.eclipse.org/legal/epl-2.0.
 *
 * This Source Code may also be made available under the following Secondary
 * Licenses when the conditions for such availability set forth in the
 * Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
 * version 2 with the GNU Classpath Exception, which is available at
 * https://www.gnu.org/software/classpath/license.html.
 *
 * SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
 */

/*
 * @(#)ConnectionManagerConfig.java	1.17 06/28/07
 */

package com.sun.messaging.jmq.jmsserver.management.mbeans;

import java.util.Iterator;
import java.util.List;

import javax.management.ObjectName;
import javax.management.MBeanAttributeInfo;
import javax.management.MBeanOperationInfo;
import javax.management.MBeanNotificationInfo;
import javax.management.MBeanParameterInfo;
import javax.management.MBeanException;

import com.sun.messaging.jms.management.server.*;
import com.sun.messaging.jmq.util.admin.ConnectionInfo;
import com.sun.messaging.jmq.jmsserver.management.util.ConnectionUtil;

public class ConnectionManagerConfig extends MQMBeanReadWrite {
    private static MBeanAttributeInfo[] attrs = { new MBeanAttributeInfo(ConnectionAttributes.NUM_CONNECTIONS, Integer.class.getName(),
            mbr.getString(mbr.I_CXN_MGR_ATTR_NUM_CONNECTIONS), true, false, false) };

    private static MBeanParameterInfo[] destroySignature = {
            new MBeanParameterInfo("connectionID", String.class.getName(), mbr.getString(mbr.I_CXN_MGR_OP_DESTROY_PARAM_CXN_ID_DESC)) };

    /*
     * private static MBeanParameterInfo[] destroyServiceSignature = { new MBeanParameterInfo("serviceName",
     * String.class.getName(), "Service Name") };
     */

    private static MBeanOperationInfo[] ops = {
            new MBeanOperationInfo(ConnectionOperations.DESTROY, mbr.getString(mbr.I_CXN_MGR_OP_DESTROY_DESC), destroySignature, Void.TYPE.getName(),
                    MBeanOperationInfo.ACTION),

            /*
             * new MBeanOperationInfo("destroyConnectionsInService", "Destroy all connections in the specified service",
             * destroyServiceSignature, Void.TYPE.getName(), MBeanOperationInfo.ACTION),
             */

            new MBeanOperationInfo(ConnectionOperations.GET_CONNECTIONS, mbr.getString(mbr.I_CXN_MGR_CFG_OP_GET_CONNECTIONS_DESC), null,
                    ObjectName[].class.getName(), MBeanOperationInfo.INFO) };

    public Integer getNumConnections() {
        List connections = ConnectionUtil.getConnectionInfoList(null);

        return (Integer.valueOf(connections.size()));
    }

    public void destroy(String connectionID) {
        if (connectionID == null) {
            throw new IllegalArgumentException("Null connection ID specified");
        }

        long longCxnID = 0;

        try {
            longCxnID = Long.parseLong(connectionID);
        } catch (NumberFormatException e) {
            throw new IllegalArgumentException("Invalid connection ID specified: " + connectionID);
        }

        ConnectionUtil.destroyConnection(longCxnID, "Destroy operation invoked from " + getMBeanDescription());
    }

    public void destroyConnectionsInService(String serviceName) {
        if (serviceName == null) {
            throw new IllegalArgumentException("Null service name specified");
        }

        ConnectionUtil.destroyConnection(serviceName, "Destroy operation invoked from " + getMBeanDescription());
    }

    public ObjectName[] getConnections() throws MBeanException {
        List connections = ConnectionUtil.getConnectionInfoList(null);

        if (connections.size() == 0) {
            return (null);
        }

        ObjectName oNames[] = new ObjectName[connections.size()];

        Iterator itr = connections.iterator();
        int i = 0;
        while (itr.hasNext()) {
            ConnectionInfo cxnInfo = (ConnectionInfo) itr.next();
            try {
                ObjectName o = MQObjectName.createConnectionConfig(Long.toString(cxnInfo.uuid));

                oNames[i++] = o;
            } catch (Exception e) {
                handleOperationException(ConnectionOperations.GET_CONNECTIONS, e);
            }
        }

        return (oNames);
    }

    @Override
    public String getMBeanName() {
        return ("ConnectionManagerConfig");
    }

    @Override
    public String getMBeanDescription() {
        return (mbr.getString(mbr.I_CXN_MGR_CFG_DESC));
    }

    @Override
    public MBeanAttributeInfo[] getMBeanAttributeInfo() {
        return (attrs);
    }

    @Override
    public MBeanOperationInfo[] getMBeanOperationInfo() {
        return (ops);
    }

    @Override
    public MBeanNotificationInfo[] getMBeanNotificationInfo() {
        return (null);
    }
}
