/*
 * 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,
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package com.sun.org.apache.xerces.internal.util;

import com.sun.org.apache.xerces.internal.impl.Constants;
import com.sun.org.apache.xerces.internal.xni.XMLAttributes;
import org.xml.sax.AttributeList;
import org.xml.sax.ext.Attributes2;

Wraps XMLAttributes and makes it look like AttributeList and Attributes.
Author:Arnaud Le Hors, IBM, Andy Clark, IBM
/** * Wraps {@link XMLAttributes} and makes it look like * {@link AttributeList} and {@link Attributes}. * * @author Arnaud Le Hors, IBM * @author Andy Clark, IBM * */
@SuppressWarnings("deprecation") public final class AttributesProxy implements AttributeList, Attributes2 { // // Data //
XML attributes.
/** XML attributes. */
private XMLAttributes fAttributes; // // Constructors // public AttributesProxy(XMLAttributes attributes) { fAttributes = attributes; } // // Public methods //
Sets the XML attributes to be wrapped.
/** Sets the XML attributes to be wrapped. */
public void setAttributes(XMLAttributes attributes) { fAttributes = attributes; } // setAttributes(XMLAttributes) public XMLAttributes getAttributes() { return fAttributes; } /* * Attributes methods */ public int getLength() { return fAttributes.getLength(); } public String getQName(int index) { return fAttributes.getQName(index); } public String getURI(int index) { // This hides the fact that internally we use null instead of empty string // SAX requires the URI to be a string or an empty string String uri = fAttributes.getURI(index); return uri != null ? uri : XMLSymbols.EMPTY_STRING; } public String getLocalName(int index) { return fAttributes.getLocalName(index); } public String getType(int i) { return fAttributes.getType(i); } public String getType(String name) { return fAttributes.getType(name); } public String getType(String uri, String localName) { return uri.equals(XMLSymbols.EMPTY_STRING) ? fAttributes.getType(null, localName) : fAttributes.getType(uri, localName); } public String getValue(int i) { return fAttributes.getValue(i); } public String getValue(String name) { return fAttributes.getValue(name); } public String getValue(String uri, String localName) { return uri.equals(XMLSymbols.EMPTY_STRING) ? fAttributes.getValue(null, localName) : fAttributes.getValue(uri, localName); } public int getIndex(String qName) { return fAttributes.getIndex(qName); } public int getIndex(String uri, String localPart) { return uri.equals(XMLSymbols.EMPTY_STRING) ? fAttributes.getIndex(null, localPart) : fAttributes.getIndex(uri, localPart); } /* * Attributes2 methods */ public boolean isDeclared(int index) { if (index < 0 || index >= fAttributes.getLength()) { throw new ArrayIndexOutOfBoundsException(index); } return Boolean.TRUE.equals( fAttributes.getAugmentations(index).getItem( Constants.ATTRIBUTE_DECLARED)); } public boolean isDeclared(String qName) { int index = getIndex(qName); if (index == -1) { throw new IllegalArgumentException(qName); } return Boolean.TRUE.equals( fAttributes.getAugmentations(index).getItem( Constants.ATTRIBUTE_DECLARED)); } public boolean isDeclared(String uri, String localName) { int index = getIndex(uri, localName); if (index == -1) { throw new IllegalArgumentException(localName); } return Boolean.TRUE.equals( fAttributes.getAugmentations(index).getItem( Constants.ATTRIBUTE_DECLARED)); } public boolean isSpecified(int index) { if (index < 0 || index >= fAttributes.getLength()) { throw new ArrayIndexOutOfBoundsException(index); } return fAttributes.isSpecified(index); } public boolean isSpecified(String qName) { int index = getIndex(qName); if (index == -1) { throw new IllegalArgumentException(qName); } return fAttributes.isSpecified(index); } public boolean isSpecified(String uri, String localName) { int index = getIndex(uri, localName); if (index == -1) { throw new IllegalArgumentException(localName); } return fAttributes.isSpecified(index); } /* * AttributeList methods */ public String getName(int i) { return fAttributes.getQName(i); } }