org.apache.xerces.dom.DOMStringListImpl Maven / Gradle / Ivy
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.xerces.dom;
import java.util.ArrayList;
import java.util.Vector;
import org.w3c.dom.DOMStringList;
/**
* DOM Level 3
*
* This class implements the DOM Level 3 Core interface DOMStringList.
*
* @xerces.internal
*
* @author Neil Delima, IBM
*/
public class DOMStringListImpl implements DOMStringList {
// A collection of DOMString values
private final ArrayList fStrings;
/**
* Construct an empty list of DOMStringListImpl
*/
public DOMStringListImpl() {
fStrings = new ArrayList();
}
/**
* Construct a DOMStringListImpl from an ArrayList
*/
public DOMStringListImpl(ArrayList params) {
fStrings = params;
}
/**
* Construct a DOMStringListImpl from a Vector
*/
public DOMStringListImpl(Vector params) {
fStrings = new ArrayList(params);
}
/**
* @see org.w3c.dom.DOMStringList#item(int)
*/
public String item(int index) {
final int length = getLength();
if (index >= 0 && index < length) {
return (String) fStrings.get(index);
}
return null;
}
/**
* @see org.w3c.dom.DOMStringList#getLength()
*/
public int getLength() {
return fStrings.size();
}
/**
* @see org.w3c.dom.DOMStringList#contains(String)
*/
public boolean contains(String param) {
return fStrings.contains(param);
}
/**
* DOM Internal:
* Add a DOMString to the list.
*
* @param param A string to add to the list
*/
public void add(String param) {
fStrings.add(param);
}
}