/*
 * 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.xml.internal.utils;

import org.w3c.dom.Attr;
import org.w3c.dom.NamedNodeMap;
import org.w3c.dom.Node;

import org.xml.sax.Attributes;

Wraps a DOM attribute list in a SAX Attributes.
@xsl.usageinternal
/** * Wraps a DOM attribute list in a SAX Attributes. * @xsl.usage internal */
public class AttList implements Attributes {
List of attribute nodes
/** List of attribute nodes */
NamedNodeMap m_attrs;
Index of last attribute node
/** Index of last attribute node */
int m_lastIndex; // JAXP Uses Xerces without setting the namespace processing to ON! // DOM2Helper m_dh = new DOM2Helper();
Constructor AttList
Params:
  • attrs – List of attributes this will contain
/** * Constructor AttList * * @param attrs List of attributes this will contain */
public AttList(NamedNodeMap attrs) { m_attrs = attrs; m_lastIndex = m_attrs.getLength() - 1; }
Get the number of attribute nodes in the list
Returns:number of attribute nodes
/** * Get the number of attribute nodes in the list * * * @return number of attribute nodes */
public int getLength() { return m_attrs.getLength(); }
Look up an attribute's Namespace URI by index.
Params:
  • index – The attribute index (zero-based).
Returns:The Namespace URI, or the empty string if none is available, or null if the index is out of range.
/** * Look up an attribute's Namespace URI by index. * * @param index The attribute index (zero-based). * @return The Namespace URI, or the empty string if none * is available, or null if the index is out of * range. */
public String getURI(int index) { String ns = DOM2Helper.getNamespaceOfNode(((Attr) m_attrs.item(index))); if(null == ns) ns = ""; return ns; }
Look up an attribute's local name by index.
Params:
  • index – The attribute index (zero-based).
Returns:The local name, or the empty string if Namespace processing is not being performed, or null if the index is out of range.
/** * Look up an attribute's local name by index. * * @param index The attribute index (zero-based). * @return The local name, or the empty string if Namespace * processing is not being performed, or null * if the index is out of range. */
public String getLocalName(int index) { return DOM2Helper.getLocalNameOfNode(((Attr) m_attrs.item(index))); }
Look up an attribute's qualified name by index.
Params:
  • i – The attribute index (zero-based).
Returns:The attribute's qualified name
/** * Look up an attribute's qualified name by index. * * * @param i The attribute index (zero-based). * * @return The attribute's qualified name */
public String getQName(int i) { return ((Attr) m_attrs.item(i)).getName(); }
Get the attribute's node type by index
Params:
  • i – The attribute index (zero-based)
Returns:the attribute's node type
/** * Get the attribute's node type by index * * * @param i The attribute index (zero-based) * * @return the attribute's node type */
public String getType(int i) { return "CDATA"; // for the moment }
Get the attribute's node value by index
Params:
  • i – The attribute index (zero-based)
Returns:the attribute's node value
/** * Get the attribute's node value by index * * * @param i The attribute index (zero-based) * * @return the attribute's node value */
public String getValue(int i) { return ((Attr) m_attrs.item(i)).getValue(); }
Get the attribute's node type by name
Params:
  • name – Attribute name
Returns:the attribute's node type
/** * Get the attribute's node type by name * * * @param name Attribute name * * @return the attribute's node type */
public String getType(String name) { return "CDATA"; // for the moment }
Look up an attribute's type by Namespace name.
Params:
  • uri – The Namespace URI, or the empty String if the name has no Namespace URI.
  • localName – The local name of the attribute.
Returns:The attribute type as a string, or null if the attribute is not in the list or if Namespace processing is not being performed.
/** * Look up an attribute's type by Namespace name. * * @param uri The Namespace URI, or the empty String if the * name has no Namespace URI. * @param localName The local name of the attribute. * @return The attribute type as a string, or null if the * attribute is not in the list or if Namespace * processing is not being performed. */
public String getType(String uri, String localName) { return "CDATA"; // for the moment }
Look up an attribute's value by name.
Params:
  • name – The attribute node's name
Returns:The attribute node's value
/** * Look up an attribute's value by name. * * * @param name The attribute node's name * * @return The attribute node's value */
public String getValue(String name) { Attr attr = ((Attr) m_attrs.getNamedItem(name)); return (null != attr) ? attr.getValue() : null; }
Look up an attribute's value by Namespace name.
Params:
  • uri – The Namespace URI, or the empty String if the name has no Namespace URI.
  • localName – The local name of the attribute.
Returns:The attribute value as a string, or null if the attribute is not in the list.
/** * Look up an attribute's value by Namespace name. * * @param uri The Namespace URI, or the empty String if the * name has no Namespace URI. * @param localName The local name of the attribute. * @return The attribute value as a string, or null if the * attribute is not in the list. */
public String getValue(String uri, String localName) { Node a=m_attrs.getNamedItemNS(uri,localName); return (a==null) ? null : a.getNodeValue(); }
Look up the index of an attribute by Namespace name.
Params:
  • uri – The Namespace URI, or the empty string if the name has no Namespace URI.
  • localPart – The attribute's local name.
Returns:The index of the attribute, or -1 if it does not appear in the list.
/** * Look up the index of an attribute by Namespace name. * * @param uri The Namespace URI, or the empty string if * the name has no Namespace URI. * @param localPart The attribute's local name. * @return The index of the attribute, or -1 if it does not * appear in the list. */
public int getIndex(String uri, String localPart) { for(int i=m_attrs.getLength()-1;i>=0;--i) { Node a=m_attrs.item(i); String u=a.getNamespaceURI(); if( (u==null ? uri==null : u.equals(uri)) && a.getLocalName().equals(localPart) ) return i; } return -1; }
Look up the index of an attribute by raw XML 1.0 name.
Params:
  • qName – The qualified (prefixed) name.
Returns:The index of the attribute, or -1 if it does not appear in the list.
/** * Look up the index of an attribute by raw XML 1.0 name. * * @param qName The qualified (prefixed) name. * @return The index of the attribute, or -1 if it does not * appear in the list. */
public int getIndex(String qName) { for(int i=m_attrs.getLength()-1;i>=0;--i) { Node a=m_attrs.item(i); if(a.getNodeName().equals(qName) ) return i; } return -1; } }