001: /*
002: * The Apache Software License, Version 1.1
003: *
004: *
005: * Copyright (c) 2002 The Apache Software Foundation. All rights
006: * reserved.
007: *
008: * Redistribution and use in source and binary forms, with or without
009: * modification, are permitted provided that the following conditions
010: * are met:
011: *
012: * 1. Redistributions of source code must retain the above copyright
013: * notice, this list of conditions and the following disclaimer.
014: *
015: * 2. Redistributions in binary form must reproduce the above copyright
016: * notice, this list of conditions and the following disclaimer in
017: * the documentation and/or other materials provided with the
018: * distribution.
019: *
020: * 3. The end-user documentation included with the redistribution,
021: * if any, must include the following acknowledgment:
022: * "This product includes software developed by the
023: * Apache Software Foundation (http://www.apache.org/)."
024: * Alternately, this acknowledgment may appear in the software itself,
025: * if and wherever such third-party acknowledgments normally appear.
026: *
027: * 4. The names "WSIF" and "Apache Software Foundation" must
028: * not be used to endorse or promote products derived from this
029: * software without prior written permission. For written
030: * permission, please contact apache@apache.org.
031: *
032: * 5. Products derived from this software may not be called "Apache",
033: * nor may "Apache" appear in their name, without prior written
034: * permission of the Apache Software Foundation.
035: *
036: * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
037: * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
038: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
039: * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
040: * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
041: * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
042: * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
043: * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
044: * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
045: * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
046: * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
047: * SUCH DAMAGE.
048: * ====================================================================
049: *
050: * This software consists of voluntary contributions made by many
051: * individuals on behalf of the Apache Software Foundation and was
052: * originally based on software copyright (c) 2001, 2002, International
053: * Business Machines, Inc., http://www.apache.org. For more
054: * information on the Apache Software Foundation, please see
055: * <http://www.apache.org/>.
056: */
057:
058: package org.apache.wsif.schema;
059:
060: import java.io.Serializable;
061: import java.util.ArrayList;
062:
063: import javax.xml.namespace.QName;
064:
065: import org.w3c.dom.Element;
066: import org.w3c.dom.Node;
067: import org.w3c.dom.NodeList;
068:
069: /**
070: * A class to represent a <restriction> element in a schema
071: *
072: * @author Owen Burroughs <owenb@apache.org>
073: */
074: public class Restriction implements Serializable {
075:
076: static final long serialVersionUID = 1L;
077:
078: QName base = null;
079: ArrayList attributes = new ArrayList();
080: ArrayList sequenceElements = new ArrayList();
081:
082: /**
083: * Constructor
084: * @param el The dom element for this restriction
085: */
086: Restriction(Element el, String tns) {
087: base = SchemaType.getAttributeQName(el, "base");
088: NodeList children = el.getChildNodes();
089: for (int i = 0; i < children.getLength(); i++) {
090: Node child = children.item(i);
091: if (child.getNodeType() == Node.ELEMENT_NODE) {
092: Element subEl = (Element) child;
093: String elType = subEl.getLocalName();
094: if (elType.equals("attribute")) {
095: attributes.add(new Attribute(subEl, tns));
096: } else if (elType.equals("sequence")) {
097: parseSequenceElements(subEl, tns);
098: }
099: }
100: }
101: }
102:
103: /**
104: * Get the "base" attribute for this restriction
105: * @return The "base" attribute
106: */
107: public QName getBase() {
108: return base;
109: }
110:
111: /**
112: * Get all the <attribute> elements within this restriction
113: * @return The <attribute> elements
114: */
115: public Attribute[] getAttributes() {
116: return (Attribute[]) attributes
117: .toArray(new Attribute[attributes.size()]);
118: }
119:
120: /**
121: * Get all the <element> elements within a sequence within this restriction
122: * @return The <element> elements within the sequnce
123: */
124: public SequenceElement[] getSequenceElements() {
125: return (SequenceElement[]) sequenceElements
126: .toArray(new SequenceElement[sequenceElements.size()]);
127: }
128:
129: private void parseSequenceElements(Element el, String tns) {
130: NodeList children = el.getChildNodes();
131: for (int i = 0; i < children.getLength(); i++) {
132: Node child = children.item(i);
133: if (child.getNodeType() == Node.ELEMENT_NODE) {
134: Element subEl = (Element) child;
135: String elType = subEl.getLocalName();
136: if (elType.equals("element")) {
137: sequenceElements
138: .add(new SequenceElement(subEl, tns));
139: }
140: }
141: }
142: }
143: }
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