/**
* 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 de.kp.wsclient.security;
import javax.xml.namespace.QName;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
/**
* Reference.
*
* @author Davanum Srinivas (dims@yahoo.com).
* @author Stefan Krusche (krusche@dr-kruscheundpartner.de)
*/
// this class is an adapted version from the WSS4j Reference.java
public class SecReference {
public static final QName TOKEN = new QName(SecConstants.WSSE_NS, "Reference");
protected Element element = null;
/**
* Constructor.
*
* @param elem The Reference element
* @throws Exception
*/
public SecReference(Element elem) throws Exception {
if (elem == null) throw new Exception("[Invalid Security] No reference element provided.");
element = elem;
QName el = new QName(element.getNamespaceURI(), element.getLocalName());
if (!el.equals(TOKEN)) throw new Exception("[Security Failure] Invalid reference element.");
String uri = getURI();
// Reference URI cannot be null or empty
if (uri == null || "".equals(uri))throw new Exception("[Invalid Security] Bad reference URI.");
}
public SecReference(Document doc) {
element = doc.createElementNS(SecConstants.WSSE_NS, "wsse:Reference");
}
/**
* Get the DOM element.
*
* @return the DOM element
*/
public Element getElement() {
return element;
}
/**
* Get the ValueType attribute.
*
* @return the ValueType attribute
*/
public String getValueType() {
return element.getAttribute("ValueType");
}
/**
* Get the URI.
*
* @return the URI
*/
public String getURI() {
return element.getAttribute("URI");
}
/**
* Set the Value type.
*
* @param valueType the ValueType attribute to set
*/
public void setValueType(String valueType) {
element.setAttributeNS(null, "ValueType", valueType);
}
/**
* Set the URI.
*
* @param uri the URI to set
*/
public void setURI(String uri) {
element.setAttributeNS(null, "URI", uri);
}
@Override
public int hashCode() {
int result = 17;
String uri = getURI();
if (uri != null) {
result = 31 * result + uri.hashCode();
}
String valueType = getValueType();
if (valueType != null) {
result = 31 * result + valueType.hashCode();
}
return result;
}
@Override
public boolean equals(Object object) {
if (!(object instanceof SecReference)) {
return false;
}
SecReference reference = (SecReference)object;
if (!compare(getURI(), reference.getURI())) {
return false;
}
if (!compare(getValueType(), reference.getValueType())) {
return false;
}
return true;
}
private boolean compare(String item1, String item2) {
if (item1 == null && item2 != null) {
return false;
} else if (item1 != null && !item1.equals(item2)) {
return false;
}
return true;
}
}