/*

 * CDDL HEADER START

 *

 * The contents of this file are subject to the terms of the

 * Common Development and Distribution License (the "License").

 * You may not use this file except in compliance with the License.

 *

 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE

 * or http://www.opensolaris.org/os/licensing.

 * See the License for the specific language governing permissions

 * and limitations under the License.

 *

 * When distributing Covered Code, include this CDDL HEADER in each

 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.

 * If applicable, add the following below this CDDL HEADER, with the

 * fields enclosed by brackets "[]" replaced with your own identifying

 * information: Portions Copyright [yyyy] [name of copyright owner]

 *

 * CDDL HEADER END

 */

/*

 */

package org.opensolaris.os.vp.util.swing;

import javax.swing.JEditorPane;

import org.opensolaris.os.vp.util.misc.*;

@SuppressWarnings({"serial"})

public class ThrowableEditorPane extends JEditorPane {

    //

    // Instance data

    //

    private Throwable throwable;

    //

    // Constructors

    //

    public ThrowableEditorPane() {

	setContentType("text/html");

	setEditable(false);

    }

    public ThrowableEditorPane(Throwable throwable) {

	this();

	setThrowable(throwable);

    }

    //

    // JTextComponent methods

    //

    @Override

    public void setText(String text) {

	super.setText(text);

	// Scroll to top

	setCaretPosition(0);

    }

    //

    // ThrowableEditorPane methods

    //

    public Throwable getThrowable() {

	return throwable;

    }

    /**

     * Sets the {@code Throwable} to display in this {@code

     * ThrowableEditorPane}.

     *

     * @param	    throwable

     *		    the {@code Throwable} object to display in this {@code

     *		    ThrowableEditorPane}

     */

    public void setThrowable(Throwable throwable) {

	this.throwable = throwable;

	while (throwable != null) {

	    buffer.append("<b>").append(

		TextUtil.escapeHTMLChars(throwable.getClass().getName())).

		append("</b><br/><table><tr><td>&nbsp;&nbsp</td><td>");

	    String m = ThrowableUtil.getTrueMessage(throwable);

	    if (m != null) {

		buffer.append(TextUtil.escapeHTMLChars(m));

	    }

	    buffer.append("</td></tr></table>");

	    throwable = throwable.getCause();

	    if (throwable != null) {

		buffer.append("<br/>");

	    }

	}

	setText(buffer.toString());

    }

}