/*

 * Copyright (c) 2004, 2013, 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

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

package sun.tools.jconsole.inspector;

// java import

import javax.swing.*;

import java.util.Objects;

/**

 * This provides a wrapper to the Object class to allow it to be

 displayed/manipulated as a GUI object.

*/

@SuppressWarnings("serial")

public class XObject extends JLabel {

    private Object object;

    private static boolean useHashCodeRepresentation = true;

    public final static XObject NULL_OBJECT = new XObject("null");

    public XObject (Object object, Icon icon) {

        this(object);

        setIcon(icon);

    }

    public XObject (Object object) {

        setObject(object);

        setHorizontalAlignment(SwingConstants.LEFT);

    }

    public boolean equals(Object o) {

        if (o instanceof XObject) {

            return Objects.equals(object, ((XObject)o).getObject());

        }

        return false;

    }

    @Override

    public int hashCode() {

        return object.hashCode();

    }

    public Object getObject() {

        return object;

    }

    //if true the the object.hashcode is added to the label

    public static void

        useHashCodeRepresentation(boolean useHashCodeRepresentation) {

        XObject.useHashCodeRepresentation = useHashCodeRepresentation;

    }

    public static boolean hashCodeRepresentation() {

        return useHashCodeRepresentation;

    }

    public void setObject(Object object) {

        this.object = object;

        // if the object is not  a swing component,

        // use default icon

        try {

            String text = null;

            if (object instanceof JLabel) {

                setIcon(((JLabel)object).getIcon());

                if (getText() != null) {

                    text = ((JLabel)object).getText();

                }

            }

            else if (object instanceof JButton) {

                setIcon(((JButton)object).getIcon());

                if (getText() != null) {

                    text = ((JButton)object).getText();

                }

            }

            else if (getText() != null) {

                text = object.toString();

                setIcon(IconManager.DEFAULT_XOBJECT);

            }

            if (text != null) {

                if (useHashCodeRepresentation && (this != NULL_OBJECT)) {

                    text = text + "     ("+object.hashCode()+")";

                }

                setText(text);

            }

        }

        catch (Exception e) {

             System.out.println("Error setting XObject object :"+

                                e.getMessage());

        }

    }

}