/*

 * Copyright 2005 Sun Microsystems, Inc.  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.  Sun designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,

 * CA 95054 USA or visit www.sun.com if you need additional information or

 * have any questions.

 */

package com.sun.xml.internal.stream.events;

import javax.xml.namespace.QName;

import javax.xml.stream.events.Attribute;

import java.io.Writer;

import javax.xml.stream.events.XMLEvent;

//xxx: AttributeEvent is not really a first order event. Should we be renaming the class to AttributeImpl for consistent

//naming convention.

/**

 * Implementation of Attribute Event.

 *

 *@author Neeraj Bajaj, Sun Microsystems

 *@author K.Venugopal, Sun Microsystems

 *

 */

public class AttributeImpl extends DummyEvent implements Attribute

{

    //attribute value

    private String fValue;

    private String fNonNormalizedvalue;

    //name of the attribute

    private QName fQName;

    //attribute type

    private String fAttributeType = "CDATA";

    //A flag indicating whether this attribute was actually specified in the start-tag

    //of its element or was defaulted from the schema.

    private boolean fIsSpecified;

    public AttributeImpl(){

        init();

    }

    public AttributeImpl(String name, String value) {

        init();

        fQName = new QName(name);

        fValue = value;

    }

    public AttributeImpl(String prefix, String name, String value) {

        this(prefix, null,name, value, null,null,false );

    }

    public AttributeImpl(String prefix, String uri, String localPart, String value, String type) {

        this(prefix, uri, localPart, value, null, type, false);

    }

    public AttributeImpl(String prefix, String uri, String localPart, String value, String nonNormalizedvalue, String type, boolean isSpecified) {

        this(new QName(uri, localPart, prefix), value, nonNormalizedvalue, type, isSpecified);

    }

    public AttributeImpl(QName qname, String value, String nonNormalizedvalue, String type, boolean isSpecified) {

        init();

        fQName = qname ;

        fValue = value ;

        if(type != null && !type.equals(""))

            fAttributeType = type;

        fNonNormalizedvalue = nonNormalizedvalue;

        fIsSpecified = isSpecified ;

    }

    public String toString() {

        if( fQName.getPrefix() != null && fQName.getPrefix().length() > 0 )

            return fQName.getPrefix() + ":" + fQName.getLocalPart() + "='" + fValue + "'";

        else

            return fQName.getLocalPart() + "='" + fValue + "'";

    }

    public void setName(QName name){

        fQName = name ;

    }

    public QName getName() {

        return fQName;

    }

    public void setValue(String value){

        fValue = value;

    }

    public String getValue() {

        return fValue;

    }

    public void setNonNormalizedValue(String nonNormalizedvalue){

        fNonNormalizedvalue = nonNormalizedvalue;

    }

    public String getNonNormalizedValue(){

        return fNonNormalizedvalue ;

    }

    public void setAttributeType(String attributeType){

        fAttributeType = attributeType ;

    }

    /** Gets the type of this attribute, default is "CDATA   */

    // We dont need to take care of default value.. implementation takes care of it.

    public String getDTDType() {

        return fAttributeType;

    }

    /** is this attribute is specified in the instance document */

    public void setSpecified(boolean isSpecified){

        fIsSpecified = isSpecified ;

    }

    public boolean isSpecified() {

        return fIsSpecified ;

    }

    /** 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

     *

     */

    public void writeAsEncodedUnicode(Writer writer) throws javax.xml.stream.XMLStreamException {

    }

    protected void init(){

        setEventType(XMLEvent.ATTRIBUTE);

    }

}//AttributeImpl