/*

 * Copyright (c) 2004, 2008, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

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 */

package sun.tools.jconsole.inspector;

import java.io.IOException;

import javax.management.*;

import javax.swing.Icon;

import sun.tools.jconsole.JConsole;

import sun.tools.jconsole.MBeansTab;

import sun.tools.jconsole.ProxyClient.SnapshotMBeanServerConnection;

public class XMBean {

    private final MBeansTab mbeansTab;

    private final ObjectName objectName;

    private Icon icon;

    private String text;

    private Boolean broadcaster;

    private final Object broadcasterLock = new Object();

    private MBeanInfo mbeanInfo;

    private final Object mbeanInfoLock = new Object();

    public XMBean(ObjectName objectName, MBeansTab mbeansTab) {

        this.mbeansTab = mbeansTab;

        this.objectName = objectName;

        text = objectName.getKeyProperty("name");

        if (text == null) {

            text = objectName.getDomain();

        }

        if (MBeanServerDelegate.DELEGATE_NAME.equals(objectName)) {

            icon = IconManager.MBEANSERVERDELEGATE;

        } else {

            icon = IconManager.MBEAN;

        }

    }

    MBeanServerConnection getMBeanServerConnection() {

        return mbeansTab.getMBeanServerConnection();

    }

    SnapshotMBeanServerConnection getSnapshotMBeanServerConnection() {

        return mbeansTab.getSnapshotMBeanServerConnection();

    }

    public Boolean isBroadcaster() {

        synchronized (broadcasterLock) {

            if (broadcaster == null) {

                try {

                    broadcaster = getMBeanServerConnection().isInstanceOf(

                            getObjectName(),

                            "javax.management.NotificationBroadcaster");

                } catch (Exception e) {

                    if (JConsole.isDebug()) {

                        System.err.println("Couldn't check if MBean [" +

                                objectName + "] is a notification broadcaster");

                        e.printStackTrace();

                    }

                    return false;

                }

            }

            return broadcaster;

        }

    }

    public Object invoke(String operationName) throws Exception {

        Object result = getMBeanServerConnection().invoke(

                getObjectName(), operationName, new Object[0], new String[0]);

        return result;

    }

    public Object invoke(String operationName, Object params[], String sig[])

            throws Exception {

        Object result = getMBeanServerConnection().invoke(

                getObjectName(), operationName, params, sig);

        return result;

    }

    public void setAttribute(Attribute attribute)

            throws AttributeNotFoundException, InstanceNotFoundException,

            InvalidAttributeValueException, MBeanException,

            ReflectionException, IOException {

        getMBeanServerConnection().setAttribute(getObjectName(), attribute);

    }

    public Object getAttribute(String attributeName)

            throws AttributeNotFoundException, InstanceNotFoundException,

            MBeanException, ReflectionException, IOException {

        return getSnapshotMBeanServerConnection().getAttribute(

                getObjectName(), attributeName);

    }

    public AttributeList getAttributes(String attributeNames[])

            throws AttributeNotFoundException, InstanceNotFoundException,

            MBeanException, ReflectionException, IOException {

        return getSnapshotMBeanServerConnection().getAttributes(

                getObjectName(), attributeNames);

    }

    public AttributeList getAttributes(MBeanAttributeInfo attributeNames[])

            throws AttributeNotFoundException, InstanceNotFoundException,

            MBeanException, ReflectionException, IOException {

        String attributeString[] = new String[attributeNames.length];

        for (int i = 0; i < attributeNames.length; i++) {

            attributeString[i] = attributeNames[i].getName();

        }

        return getAttributes(attributeString);

    }

    public ObjectName getObjectName() {

        return objectName;

    }

    public MBeanInfo getMBeanInfo() throws InstanceNotFoundException,

            IntrospectionException, ReflectionException, IOException {

        synchronized (mbeanInfoLock) {

            if (mbeanInfo == null) {

                mbeanInfo = getMBeanServerConnection().getMBeanInfo(objectName);

            }

            return mbeanInfo;

        }

    }

    @Override

    public boolean equals(Object obj) {

        if (obj == null) {

            return false;

        }

        if (obj == this) {

            return true;

        }

        if (!(obj instanceof XMBean)) {

            return false;

        }

        XMBean that = (XMBean) obj;

        return getObjectName().equals(that.getObjectName());

    }

    @Override

    public int hashCode() {

        return (objectName == null ? 0 : objectName.hashCode());

    }

    public String getText() {

        return text;

    }

    public void setText(String text) {

        this.text = text;

    }

    public Icon getIcon() {

        return icon;

    }

    public void setIcon(Icon icon) {

        this.icon = icon;

    }

    @Override

    public String toString() {

        return getText();

    }

}