/*
* Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
*/
/*
* 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 com.sun.org.apache.xerces.internal.impl.xs.util;
import com.sun.org.apache.xerces.internal.xs.LSInputList;
import java.lang.reflect.Array;
import java.util.AbstractList;
import org.w3c.dom.ls.LSInput;
Contains a list of LSInputs.
Author: Michael Glavassevich, IBM @xerces.internal @LastModified : Oct 2017
/**
* Contains a list of LSInputs.
*
* @xerces.internal
*
* @author Michael Glavassevich, IBM
*
* @LastModified: Oct 2017
*/
@SuppressWarnings("unchecked") // method <T>toArray(T[])
public final class LSInputListImpl extends AbstractList<LSInput> implements LSInputList {
An immutable empty list.
/**
* An immutable empty list.
*/
public static final LSInputListImpl EMPTY_LIST = new LSInputListImpl(new LSInput[0], 0);
// The array to hold all data
private final LSInput[] fArray;
// Number of elements in this list
private final int fLength;
Construct an LSInputList implementation
Params: - array – the data array
- length – the number of elements
/**
* Construct an LSInputList implementation
*
* @param array the data array
* @param length the number of elements
*/
public LSInputListImpl(LSInput[] array, int length) {
fArray = array;
fLength = length;
}
The number of LSInput
s in the list. The range of valid
child object indices is 0 to length-1
inclusive.
/**
* The number of <code>LSInput</code>s in the list. The range of valid
* child object indices is 0 to <code>length-1</code> inclusive.
*/
public int getLength() {
return fLength;
}
Returns the index
th item in the collection or
null
if index
is greater than or equal to
the number of objects in the list. The index starts at 0.
Params: - index – index into the collection.
Returns: The LSInput
at the index
th
position in the LSInputList
, or null
if
the index specified is not valid.
/**
* Returns the <code>index</code>th item in the collection or
* <code>null</code> if <code>index</code> is greater than or equal to
* the number of objects in the list. The index starts at 0.
* @param index index into the collection.
* @return The <code>LSInput</code> at the <code>index</code>th
* position in the <code>LSInputList</code>, or <code>null</code> if
* the index specified is not valid.
*/
public LSInput item(int index) {
if (index < 0 || index >= fLength) {
return null;
}
return fArray[index];
}
/*
* List methods
*/
public LSInput get(int index) {
if (index >= 0 && index < fLength) {
return fArray[index];
}
throw new IndexOutOfBoundsException("Index: " + index);
}
public int size() {
return getLength();
}
public Object[] toArray() {
Object[] a = new Object[fLength];
toArray0(a);
return a;
}
public Object[] toArray(Object[] a) {
if (a.length < fLength) {
Class<?> arrayClass = a.getClass();
Class<?> componentType = arrayClass.getComponentType();
a = (Object[]) Array.newInstance(componentType, fLength);
}
toArray0(a);
if (a.length > fLength) {
a[fLength] = null;
}
return a;
}
private void toArray0(Object[] a) {
if (fLength > 0) {
System.arraycopy(fArray, 0, a, 0, fLength);
}
}
} // LSInputListImpl