001/*
002 *
003 * Copyright 2003-2007 Jive Software.
004 *
005 * Licensed under the Apache License, Version 2.0 (the "License");
006 * you may not use this file except in compliance with the License.
007 * You may obtain a copy of the License at
008 *
009 *     http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017
018package org.jivesoftware.smackx.workgroup.ext.notes;
019
020import java.io.IOException;
021
022import org.jivesoftware.smack.packet.IQ;
023import org.jivesoftware.smack.packet.IqData;
024import org.jivesoftware.smack.packet.XmlEnvironment;
025import org.jivesoftware.smack.provider.IqProvider;
026import org.jivesoftware.smack.xml.XmlPullParser;
027import org.jivesoftware.smack.xml.XmlPullParserException;
028
029import org.jxmpp.JxmppContext;
030
031/**
032 * IQ stanza for retrieving and adding Chat Notes.
033 */
034public class ChatNotes extends IQ {
035
036    /**
037     * Element name of the stanza extension.
038     */
039    public static final String ELEMENT_NAME = "chat-notes";
040
041    /**
042     * Namespace of the stanza extension.
043     */
044    public static final String NAMESPACE = "http://jivesoftware.com/protocol/workgroup";
045
046    public ChatNotes() {
047        super(ELEMENT_NAME, NAMESPACE);
048    }
049
050    private String sessionID;
051    private String notes;
052
053    public String getSessionID() {
054        return sessionID;
055    }
056
057    public void setSessionID(String sessionID) {
058        this.sessionID = sessionID;
059    }
060
061    public String getNotes() {
062        return notes;
063    }
064
065    public void setNotes(String notes) {
066        this.notes = notes;
067    }
068
069    @Override
070    protected IQChildElementXmlStringBuilder getIQChildElementBuilder(IQChildElementXmlStringBuilder buf) {
071        buf.rightAngleBracket();
072
073        buf.append("<sessionID>").append(getSessionID()).append("</sessionID>");
074
075        if (getNotes() != null) {
076            buf.element("notes", getNotes());
077        }
078
079        return buf;
080    }
081
082    /**
083     * An IQProvider for ChatNotes packets.
084     *
085     * @author Derek DeMoro
086     */
087    public static class Provider extends IqProvider<ChatNotes> {
088
089        @Override
090        public ChatNotes parse(XmlPullParser parser, int initialDepth, IqData iqData, XmlEnvironment xmlEnvironment, JxmppContext jxmppContext) throws XmlPullParserException, IOException {
091            ChatNotes chatNotes = new ChatNotes();
092
093            boolean done = false;
094            while (!done) {
095                XmlPullParser.Event eventType = parser.next();
096                if (eventType == XmlPullParser.Event.START_ELEMENT) {
097                    if (parser.getName().equals("sessionID")) {
098                        chatNotes.setSessionID(parser.nextText());
099                    }
100                    else if (parser.getName().equals("text")) {
101                        String note = parser.nextText();
102                        note = note.replaceAll("\\\\n", "\n");
103                        chatNotes.setNotes(note);
104                    }
105                }
106                else if (eventType == XmlPullParser.Event.END_ELEMENT) {
107                    if (parser.getName().equals(ELEMENT_NAME)) {
108                        done = true;
109                    }
110                }
111            }
112
113            return chatNotes;
114        }
115    }
116
117    /**
118     * Replaces all instances of oldString with newString in string.
119     *
120     * @param string    the String to search to perform replacements on
121     * @param oldString the String that should be replaced by newString
122     * @param newString the String that will replace all instances of oldString
123     * @return a String will all instances of oldString replaced by newString
124     */
125    public static final String replace(String string, String oldString, String newString) {
126        if (string == null) {
127            return null;
128        }
129        // If the newString is null or zero length, just return the string since there's nothing
130        // to replace.
131        if (newString == null) {
132            return string;
133        }
134        int i = 0;
135        // Make sure that oldString appears at least once before doing any processing.
136        if ((i = string.indexOf(oldString, i)) >= 0) {
137            // Use char []'s, as they are more efficient to deal with.
138            char[] string2 = string.toCharArray();
139            char[] newString2 = newString.toCharArray();
140            int oLength = oldString.length();
141            StringBuilder buf = new StringBuilder(string2.length);
142            buf.append(string2, 0, i).append(newString2);
143            i += oLength;
144            int j = i;
145            // Replace all remaining instances of oldString with newString.
146            while ((i = string.indexOf(oldString, i)) > 0) {
147                buf.append(string2, j, i - j).append(newString2);
148                i += oLength;
149                j = i;
150            }
151            buf.append(string2, j, string2.length - j);
152            return buf.toString();
153        }
154        return string;
155    }
156}
157
158
159