src/share/jaxws_classes/com/sun/xml/internal/messaging/saaj/util/NamespaceContextIterator.java

Tue, 09 Apr 2013 14:51:13 +0100

author
alanb
date
Tue, 09 Apr 2013 14:51:13 +0100
changeset 368
0989ad8c0860
parent 286
f50545b5e2f1
child 637
9c07ef4934dd
permissions
-rw-r--r--

8010393: Update JAX-WS RI to 2.2.9-b12941
Reviewed-by: alanb, erikj
Contributed-by: miroslav.kos@oracle.com, martin.grebac@oracle.com

ohair@286 1 /*
alanb@368 2 * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
ohair@286 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
ohair@286 4 *
ohair@286 5 * This code is free software; you can redistribute it and/or modify it
ohair@286 6 * under the terms of the GNU General Public License version 2 only, as
ohair@286 7 * published by the Free Software Foundation. Oracle designates this
ohair@286 8 * particular file as subject to the "Classpath" exception as provided
ohair@286 9 * by Oracle in the LICENSE file that accompanied this code.
ohair@286 10 *
ohair@286 11 * This code is distributed in the hope that it will be useful, but WITHOUT
ohair@286 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
ohair@286 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
ohair@286 14 * version 2 for more details (a copy is included in the LICENSE file that
ohair@286 15 * accompanied this code).
ohair@286 16 *
ohair@286 17 * You should have received a copy of the GNU General Public License version
ohair@286 18 * 2 along with this work; if not, write to the Free Software Foundation,
ohair@286 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
ohair@286 20 *
ohair@286 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
ohair@286 22 * or visit www.oracle.com if you need additional information or have any
ohair@286 23 * questions.
ohair@286 24 */
ohair@286 25
ohair@286 26 /**
ohair@286 27 *
ohair@286 28 * @author SAAJ RI Development Team
ohair@286 29 */
ohair@286 30 package com.sun.xml.internal.messaging.saaj.util;
ohair@286 31
ohair@286 32 import java.util.Iterator;
ohair@286 33 import java.util.NoSuchElementException;
ohair@286 34
ohair@286 35 import org.w3c.dom.*;
ohair@286 36
ohair@286 37 public class NamespaceContextIterator implements Iterator {
ohair@286 38 Node context;
ohair@286 39 NamedNodeMap attributes = null;
ohair@286 40 int attributesLength;
ohair@286 41 int attributeIndex;
ohair@286 42 Attr next = null;
ohair@286 43 Attr last = null;
ohair@286 44 boolean traverseStack = true;
ohair@286 45
ohair@286 46 public NamespaceContextIterator(Node context) {
ohair@286 47 this.context = context;
ohair@286 48 findContextAttributes();
ohair@286 49 }
ohair@286 50
ohair@286 51 public NamespaceContextIterator(Node context, boolean traverseStack) {
ohair@286 52 this(context);
ohair@286 53 this.traverseStack = traverseStack;
ohair@286 54 }
ohair@286 55
ohair@286 56 protected void findContextAttributes() {
ohair@286 57 while (context != null) {
ohair@286 58 int type = context.getNodeType();
ohair@286 59 if (type == Node.ELEMENT_NODE) {
ohair@286 60 attributes = context.getAttributes();
ohair@286 61 attributesLength = attributes.getLength();
ohair@286 62 attributeIndex = 0;
ohair@286 63 return;
ohair@286 64 } else {
ohair@286 65 context = null;
ohair@286 66 }
ohair@286 67 }
ohair@286 68 }
ohair@286 69
ohair@286 70 protected void findNext() {
ohair@286 71 while (next == null && context != null) {
ohair@286 72 for (; attributeIndex < attributesLength; ++attributeIndex) {
ohair@286 73 Node currentAttribute = attributes.item(attributeIndex);
ohair@286 74 String attributeName = currentAttribute.getNodeName();
ohair@286 75 if (attributeName.startsWith("xmlns")
ohair@286 76 && (attributeName.length() == 5
ohair@286 77 || attributeName.charAt(5) == ':')) {
ohair@286 78 next = (Attr) currentAttribute;
ohair@286 79 ++attributeIndex;
ohair@286 80 return;
ohair@286 81 }
ohair@286 82 }
ohair@286 83 if (traverseStack) {
ohair@286 84 context = context.getParentNode();
ohair@286 85 findContextAttributes();
ohair@286 86 } else {
ohair@286 87 context = null;
ohair@286 88 }
ohair@286 89 }
ohair@286 90 }
ohair@286 91
ohair@286 92 public boolean hasNext() {
ohair@286 93 findNext();
ohair@286 94 return next != null;
ohair@286 95 }
ohair@286 96
ohair@286 97 public Object next() {
ohair@286 98 return getNext();
ohair@286 99 }
ohair@286 100
ohair@286 101 public Attr nextNamespaceAttr() {
ohair@286 102 return getNext();
ohair@286 103 }
ohair@286 104
ohair@286 105 protected Attr getNext() {
ohair@286 106 findNext();
ohair@286 107 if (next == null) {
ohair@286 108 throw new NoSuchElementException();
ohair@286 109 }
ohair@286 110 last = next;
ohair@286 111 next = null;
ohair@286 112 return last;
ohair@286 113 }
ohair@286 114
ohair@286 115 public void remove() {
ohair@286 116 if (last == null) {
ohair@286 117 throw new IllegalStateException();
ohair@286 118 }
ohair@286 119 ((Element) context).removeAttributeNode(last);
ohair@286 120 }
ohair@286 121
ohair@286 122 }

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