/*
Copyright 2000-2001 The Apache Software Foundation
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package org.apache.batik.css.parser;
import org.w3c.css.sac.SACMediaList;
/**
* This class implements the {@link SACMediaList} interface.
*
* @author <a href="mailto:stephane@hillion.org">Stephane Hillion</a>
* @version $Id: CSSSACMediaList.java,v 1.1 2009/12/06 10:40:09 rsternber Exp $
*/
public class CSSSACMediaList implements SACMediaList {
/**
* The list.
*/
protected String[] list = new String[3];
/**
* The list length.
*/
protected int length;
/**
* <b>SAC</b>: Returns the length of this selector list
*/
public int getLength() {
return length;
}
/**
* <b>SAC</b>: Returns the selector at the specified index, or
* <code>null</code> if this is not a valid index.
*/
public String item(int index) {
if (index < 0 || index >= length) {
return null;
}
return list[index];
}
/**
* Appends an item to the list.
*/
public void append(String item) {
if (length == list.length) {
String[] tmp = list;
list = new String[list.length * 3 / 2];
for (int i = 0; i < tmp.length; i++) {
list[i] = tmp[i];
}
}
list[length++] = item;
}
}