content: /*
   *  This file is part of AndroidIDE.
   *
   *  AndroidIDE is free software: you can redistribute it and/or modify
   *  it under the terms of the GNU General Public License as published by
   *  the Free Software Foundation, either version 3 of the License, or
   *  (at your option) any later version.
   *
   *  AndroidIDE 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 for more details.
   *
   *  You should have received a copy of the GNU General Public License
   *   along with AndroidIDE.  If not, see <https://www.gnu.org/licenses/>.
   */
  
  /*
   * 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 jaxp.sun.xml.internal.stream.events;
  
  import jaxp.xml.stream.events.Characters;
  import java.io.Writer;
  import java.io.IOException;
  import jaxp.xml.stream.events.XMLEvent;
  import jaxp.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;
                  }
              }
          }
      }
  }
  