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 * 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

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 * THIS FILE WAS MODIFIED BY SUN MICROSYSTEMS, INC.

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package com.sun.xml.internal.fastinfoset.stax.events ;

import com.sun.xml.internal.fastinfoset.org.apache.xerces.util.XMLChar;

import javax.xml.stream.events.Characters;

public class CharactersEvent extends EventBase implements Characters {

    private String _text;

    private boolean isCData=false;

    private boolean isSpace=false;

    private boolean isIgnorable=false;

    private boolean needtoCheck = true;

    public CharactersEvent() {

        super(CHARACTERS);

    }

    /**

     *

     * @param data Character Data.

     */

    public CharactersEvent(String data) {

        super(CHARACTERS);

        _text = data;

    }

    /**

     *

     * @param data Character Data.

     * @param isCData true if is CData

     */

    public CharactersEvent(String data, boolean isCData) {

        super(CHARACTERS);

        _text = data;

        this.isCData = isCData;

    }

  /**

   * Get the character data of this event

   */

   public String getData() {

        return _text;

    }

    public void setData(String data){

        _text = data;

    }

    /**

     *

     * @return boolean returns true if the data is CData

     */

    public boolean isCData() {

        return isCData;

    }

    /**

     *

     * @return String return the String representation of this event.

     */

    public String toString() {

        if(isCData)

            return "<![CDATA[" + _text + "]]>";

        else

            return _text;

    }

    /**

     * Return true if this is ignorableWhiteSpace.  If

     * this event is ignorableWhiteSpace its event type will

     * be SPACE.

     * @return boolean true if this is ignorableWhiteSpace.

     */

    public boolean isIgnorableWhiteSpace() {

        return isIgnorable;

    }

    /**

     * Returns true if this set of Characters are 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 boolean true if this set of Characters are all whitespace

     */

    public boolean isWhiteSpace() {

        //no synchronization checks made.

        if(needtoCheck){

            checkWhiteSpace();

            needtoCheck = false;

        }

        return isSpace;

    }

    public void setSpace(boolean isSpace) {

        this.isSpace = isSpace;

        needtoCheck = false;

    }

    public void setIgnorable(boolean isIgnorable){

        this.isIgnorable = isIgnorable;

        setEventType(SPACE);

    }

    private void checkWhiteSpace(){

        //refer to xerces XMLChar

        if(!Util.isEmptyString(_text)){

            isSpace = true;

            for(int i=0;i<_text.length();i++){

                if(!XMLChar.isSpace(_text.charAt(i))){

                    isSpace = false;

                    break;

                }

            }

        }

    }

}