| /* |
| * Copyright (c) 2005, 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 com.sun.xml.internal.stream.events ; |
| |
| import javax.xml.stream.events.Characters; |
| import java.io.Writer; |
| import java.io.IOException; |
| import javax.xml.stream.events.XMLEvent; |
| import com.sun.org.apache.xerces.internal.util.XMLChar; |
| |
| /** Implementation of Character event. |
| * |
| *@author Neeraj Bajaj, Sun Microsystems |
| *@author K.Venugopal, Sun Microsystems |
| * |
| */ |
| |
| public class CharacterEvent extends DummyEvent |
| implements Characters { |
| /* data */ |
| private String fData; |
| /*true if fData is CData */ |
| private boolean fIsCData; |
| /* true if fData is ignorableWhitespace*/ |
| private boolean fIsIgnorableWhitespace; |
| /* true if fData contet is whitespace*/ |
| private boolean fIsSpace = false; |
| /*used to prevent scanning of data multiple times */ |
| private boolean fCheckIfSpaceNeeded = true; |
| |
| public CharacterEvent() { |
| fIsCData = false; |
| init(); |
| } |
| |
| /** |
| * |
| * @param data Character Data. |
| */ |
| public CharacterEvent(String data) { |
| fIsCData = false; |
| init(); |
| fData = data; |
| } |
| |
| /** |
| * |
| * @param data Character Data. |
| * @param flag true if CData |
| */ |
| public CharacterEvent(String data, boolean flag) { |
| init(); |
| fData = data; |
| fIsCData = flag; |
| } |
| |
| /** |
| * |
| * @param data Character Data. |
| * @param flag true if CData |
| * @param isIgnorableWhiteSpace true if data is ignorable whitespace. |
| */ |
| public CharacterEvent(String data, boolean flag, boolean isIgnorableWhiteSpace) { |
| init(); |
| fData = data; |
| fIsCData = flag; |
| fIsIgnorableWhitespace = isIgnorableWhiteSpace ; |
| } |
| |
| protected void init() { |
| setEventType(XMLEvent.CHARACTERS); |
| } |
| |
| /** |
| * |
| * @return return data. |
| */ |
| public String getData() { |
| return fData; |
| } |
| |
| /** |
| * |
| * @param String data |
| */ |
| public void setData(String data){ |
| fData = data; |
| fCheckIfSpaceNeeded = true; |
| } |
| |
| /** |
| * |
| * @return boolean returns true if the data is CData |
| */ |
| public boolean isCData() { |
| return fIsCData; |
| } |
| |
| /** |
| * |
| * @return String return the String representation of this event. |
| */ |
| public String toString() { |
| if(fIsCData) |
| return "<![CDATA[" + getData() + "]]>"; |
| else |
| return fData; |
| } |
| |
| /** This method will write the XMLEvent as per the XML 1.0 specification as Unicode characters. |
| * No indentation or whitespace should be outputted. |
| * |
| * Any user defined event type SHALL have this method |
| * called when being written to on an output stream. |
| * Built in Event types MUST implement this method, |
| * but implementations MAY choose not call these methods |
| * for optimizations reasons when writing out built in |
| * Events to an output stream. |
| * The output generated MUST be equivalent in terms of the |
| * infoset expressed. |
| * |
| * @param writer The writer that will output the data |
| * @throws XMLStreamException if there is a fatal error writing the event |
| */ |
| protected void writeAsEncodedUnicodeEx(Writer writer) throws IOException |
| { |
| if (fIsCData) { |
| writer.write("<![CDATA[" + getData() + "]]>"); |
| } else { |
| charEncode(writer, fData); |
| } |
| } |
| |
| /** |
| * Return true if this is ignorableWhiteSpace. If |
| * this event is ignorableWhiteSpace its event type will |
| * be SPACE. |
| * @return |
| */ |
| public boolean isIgnorableWhiteSpace() { |
| return fIsIgnorableWhitespace; |
| } |
| |
| /** |
| * Returns true if this set of Characters |
| * is all whitespace. Whitspace inside a document |
| * is reported as CHARACTERS. This method allows |
| * checking of CHARACTERS events to see if they |
| * are composed of only whitespace characters |
| * @return |
| */ |
| public boolean isWhiteSpace() { |
| //no synchronization checks made. |
| if(fCheckIfSpaceNeeded){ |
| checkWhiteSpace(); |
| fCheckIfSpaceNeeded = false; |
| } |
| return fIsSpace; |
| } |
| |
| private void checkWhiteSpace(){ |
| //for now - remove dependancy of XMLChar |
| if(fData != null && fData.length() >0 ){ |
| fIsSpace = true; |
| for(int i=0;i<fData.length();i++){ |
| if(!XMLChar.isSpace(fData.charAt(i))){ |
| fIsSpace = false; |
| break; |
| } |
| } |
| } |
| } |
| } |