/*
* The Apache Software License, Version 1.1
*
*
* Copyright (c) 1999 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution,
* if any, must include the following acknowledgment:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowledgment may appear in the software itself,
* if and wherever such third-party acknowledgments normally appear.
*
* 4. The names "Xalan" and "Apache Software Foundation" must
* not be used to endorse or promote products derived from this
* software without prior written permission. For written
* permission, please contact apache@apache.org.
*
* 5. Products derived from this software may not be called "Apache",
* nor may "Apache" appear in their name, without prior written
* permission of the Apache Software Foundation.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation and was
* originally based on software copyright (c) 1999, Lotus
* Development Corporation., http://www.lotus.com. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*/
package org.apache.xml.utils;
import org.apache.xml.utils.StringVector;
import org.xml.sax.Attributes;
import java.io.Serializable;
import org.xml.sax.helpers.AttributesImpl;
/**
* <meta name="usage" content="advanced"/>
* Mutable version of AttributesImpl.
*/
public class MutableAttrListImpl extends AttributesImpl
implements Serializable
{
/**
* Construct a new, empty AttributesImpl object.
*/
public MutableAttrListImpl()
{
super();
}
/**
* Copy an existing Attributes object.
*
* <p>This constructor is especially useful inside a start
* element event.</p>
*
* @param atts The existing Attributes object.
*/
public MutableAttrListImpl(Attributes atts)
{
super(atts);
}
/**
* Add an attribute to the end of the list.
*
* <p>For the sake of speed, this method does no checking
* to see if the attribute is already in the list: that is
* the responsibility of the application.</p>
*
* @param uri The Namespace URI, or the empty string if
* none is available or Namespace processing is not
* being performed.
* @param localName The local name, or the empty string if
* Namespace processing is not being performed.
* @param qName The qualified (prefixed) name, or the empty string
* if qualified names are not available.
* @param type The attribute type as a string.
* @param value The attribute value.
*/
public void addAttribute(String uri, String localName, String qName,
String type, String value)
{
if (null == uri)
uri = "";
// getIndex(qName) seems to be more reliable than getIndex(uri, localName),
// in the case of the xmlns attribute anyway.
int index = this.getIndex(qName);
// int index = this.getIndex(uri, localName);
// System.out.println("MutableAttrListImpl#addAttribute: "+uri+":"+localName+", "+index+", "+qName+", "+this);
if (index >= 0)
this.setAttribute(index, uri, localName, qName, type, value);
else
super.addAttribute(uri, localName, qName, type, value);
}
/**
* Add the contents of the attribute list to this list.
*
* @param atts List of attributes to add to this list
*/
public void addAttributes(Attributes atts)
{
int nAtts = atts.getLength();
for (int i = 0; i < nAtts; i++)
{
String uri = atts.getURI(i);
if (null == uri)
uri = "";
String localName = atts.getLocalName(i);
String qname = atts.getQName(i);
int index = this.getIndex(uri, localName);
// System.out.println("MutableAttrListImpl#addAttributes: "+uri+":"+localName+", "+index+", "+atts.getQName(i)+", "+this);
if (index >= 0)
this.setAttribute(index, uri, localName, qname, atts.getType(i),
atts.getValue(i));
else
addAttribute(uri, localName, qname, atts.getType(i),
atts.getValue(i));
}
}
/**
* Return true if list contains the given (raw) attribute name.
*
* @param name Raw name of attribute to look for
*
* @return true if an attribute is found with this name
*/
public boolean contains(String name)
{
return getValue(name) != null;
}
}
// end of MutableAttrListImpl.java