dialogmessage.java

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/*
 *  Copyright (c) 2001 Sun Microsystems, Inc.  All rights
 *  reserved.
 *
 *  Redistribution and use in source and binary forms, with or without
 *  modification, are permitted provided that the following conditions
 *  are met:
 *
 *  1. Redistributions of source code must retain the above copyright
 *  notice, this list of conditions and the following disclaimer.
 *
 *  2. Redistributions in binary form must reproduce the above copyright
 *  notice, this list of conditions and the following discalimer in
 *  the documentation and/or other materials provided with the
 *  distribution.
 *
 *  3. The end-user documentation included with the redistribution,
 *  if any, must include the following acknowledgment:
 *  "This product includes software developed by the
 *  Sun Microsystems, Inc. for Project JXTA."
 *  Alternately, this acknowledgment may appear in the software itself,
 *  if and wherever such third-party acknowledgments normally appear.
 *
 *  4. The names "Sun", "Sun Microsystems, Inc.", "JXTA" and "Project JXTA"
 *  must not be used to endorse or promote products derived from this
 *  software without prior written permission. For written
 *  permission, please contact Project JXTA at http://www.jxta.org.
 *
 *  5. Products derived from this software may not be called "JXTA",
 *  nor may "JXTA" appear in their name, without prior written
 *  permission of Sun.
 *
 *  THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
 *  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 *  OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 *  DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
 *  ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 *  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 *  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
 *  USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 *  ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 *  OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
 *  OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 *  SUCH DAMAGE.
 *  ====================================================================
 *
 *  This software consists of voluntary contributions made by many
 *  individuals on behalf of Project JXTA.  For more
 *  information on Project JXTA, please see
 *  <http://www.jxta.org/>.
 *
 *  This license is based on the BSD license adopted by the Apache Foundation.
 *
 *  $Id: DialogMessage.java,v 1.5 2007/05/23 21:00:18 nano Exp $
 */

package net.jxta.myjxta.dialog;

import net.jxta.endpoint.Message;
import net.jxta.endpoint.MessageElement;
import net.jxta.endpoint.StringMessageElement;
import net.jxta.myjxta.dialog.util.Text;

import java.util.*;

/**
 * @author james todd [gonzo at jxta dot org]
 * @version $Id: DialogMessage.java,v 1.5 2007/05/23 21:00:18 nano Exp $
 */

public class DialogMessage {

    /**
     * The default value for the originator of the DialogMessage
     */
    public static final String DEFAULT_ORIGINATOR = "anonymous";

    /**
     * The default PeerGroup id of the originator of the DialogMessage
     */
    public static final String DEFAULT_GROUP_ID = "unknown";

    /**
     * The default group of the originator of this DialogMessage
     */
    public static final String DEFAULT_GROUP = "unknown";

    /**
     * The character to use as a new line character
     */
    private static final char NEW_LINE = '\n';

    private static final DialogKeys KEYS = new DialogKeys();

    private DialogKeys keys = KEYS;

    /**
     * The originator of this DialogMessage
     */
    private String originator = null;

    /**
     * The Message encapsulated by this DialogMessage object
     */
    private String htmlMessage = null;

    private String plainTextMessage = null;

    public String getPlainTextMessage() {
        return plainTextMessage;
    }

    public void setPlainTextMessage(String p_plainTextMessage) {
        plainTextMessage = p_plainTextMessage;
    }

    /**
     * The PeerGroup id of the originator of the DialogMessage
     */
    private String groupId = null;

    /**
     * The group of the originator of this DialogMessage
     */
    private String groupName = null;

    /**
     * The command encapsulated by this DialogMessage
     */
    private String command = null;

    /**
     * The label of this DialogMesage instance
     */
    private String label = null;

    /**
     * The time this DialogMessage was created
     */
    private Date timeStamp = null;

    private Map<String, MessageElement> elements = null;


    /**
     * Create a new DialogMessage object using all the parameters
     * set in dm.
     *
     * @param dm the DialogMessage object to clone
     */
    public DialogMessage(DialogMessage dm) {
        this(dm.getOriginator(), dm.getHtmlMessage(), dm.getGroupId(),
                dm.getGroupName());

        setCommand(dm.getCommand());
        setLabel(dm.getLabel());
        setTimeStamp(dm.getTimeStamp());
        setPlainTextMessage(dm.getPlainTextMessage());

        setKeys(dm.getKeys());

        Map<String, MessageElement> messageElements = dm.getMessageElements();
        addMessageElements(messageElements);
    }

    /**
     * Create a new DialogMessage object that encapsulates the
     * indicated htmlMessage
     *
     * @param message the htmlMessage of the new DialogMessage object
     */
    public DialogMessage(String message) {
        this(null, message, null, null);
    }

    /**
     * Create a new DialogMessage object with the indicated originator
     * and htmlMessage
     *
     * @param originator  the originator of this DialogMessage object
     * @param htmlMessage the htmlMessage of the new DialogMessage object
     */
    public DialogMessage(String originator, String htmlMessage,
                         String groupId, String groupName) {
        this(originator, htmlMessage, groupId, groupName, KEYS);
    }

    public DialogMessage(String originator, String message, String groupId,
                         String groupName, DialogKeys keys) {
        this.originator = originator != null ?
                originator : DEFAULT_ORIGINATOR;
        this.htmlMessage = message != null ? message.trim() : "";
        this.groupId = groupId != null ? groupId : DEFAULT_GROUP_ID;
        this.groupName = groupName != null ? groupName : DEFAULT_GROUP;

        this.timeStamp = new Date();
        this.keys = keys;
    }

    public DialogMessage(Message msg) {
        this(msg, KEYS);
    }

    public DialogMessage(Message msg, DialogKeys keys) {
        this(getElement(msg, keys.originator),
                getElement(msg, keys.message, getElement(msg, keys.legacyMessage)),
                getElement(msg, keys.groupId), getElement(msg, keys.groupName),
                keys);

        setCommand(getElement(msg, keys.command));
        setPlainTextMessage(getElement(msg, keys.legacyMessage));
        // xxx: hackary
        MessageElement me;
        String n;

        for (Message.ElementIterator mi = msg.getMessageElements(); mi.hasNext();) {
            me = mi.next();
            n = me.getElementName();

            if (!keys.originator.equals(n) &&
                    !keys.message.equals(n) &&
                    !keys.message.equals(n) &&
                    !keys.legacyMessage.equals(n) &&
                    !keys.groupId.equals(n) &&
                    !keys.groupName.equals(n) &&
                    !keys.command.equals(n)) {
                addMessageElement(n, me);
            }
        }
    }

    public DialogKeys getKeys() {
        return this.keys;
    }

    /**
     * Get the originator of this DialogMesage object
     *
     * @return the originator of this DialogMesage object
     */
    public String getOriginator() {
        return this.originator;
    }

    /**
     * Changes the originator of this DialogMessage object
     *
     * @param originator the originator of this DialogMessage object
     */
    public void setOriginator(String originator) {
        this.originator = originator != null ?
                originator : DEFAULT_ORIGINATOR;
    }

    /**
     * Get the htmlMessage encapsulated by this DialogMessage object
     *
     * @return the htmlMessage encapsulated by this DialogMessage object
     */
    public String getHtmlMessage() {
        return this.htmlMessage;
    }

    /**
     * Changes the htmlMessage encapsulated by this DialogMessage object
     *
     * @param msg the new htmlMessage
     */
    public void setHtmlMessage(String msg) {
        this.htmlMessage = msg != null ? msg.trim() : "";
    }

    /**
     * Get the PeerGroup Id of the originator of this DialogMessage object
     *
     * @return the PeerGroup Id of the originator of this DialogMessage object
     */
    public String getGroupId() {
        return this.groupId;
    }

    /**
     * Changes the PeerGroup Id of the originator of this DialogMessage object
     *
     * @param groupId the new  PeerGroup Id
     */
    public void setGroupId(String groupId) {
        this.groupId = groupId != null ? groupId : DEFAULT_GROUP_ID;
    }

    /**
     * Get the PeerGroup name of the originator of this DialogMessage object
     *
     * @return the PeerGroup name
     */
    public String getGroupName() {
        return this.groupName;
    }