| /* |
| * Copyright 2003-2004 The Apache Software Foundation. |
| * |
| * Licensed 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 org.apache.ws.security.message.token; |
| |
| import org.apache.ws.security.WSConstants; |
| import org.apache.ws.security.WSSecurityException; |
| import org.apache.ws.security.util.DOM2Writer; |
| import org.apache.ws.security.util.WSSecurityUtil; |
| import org.apache.ws.security.util.XmlSchemaDateFormat; |
| import org.w3c.dom.Document; |
| import org.w3c.dom.Element; |
| import org.w3c.dom.Node; |
| import org.w3c.dom.Text; |
| |
| import java.text.ParseException; |
| import java.text.SimpleDateFormat; |
| import java.text.DateFormat; |
| import java.util.Calendar; |
| import java.util.TimeZone; |
| import java.util.Vector; |
| |
| /** |
| * Timestamp according to SOAP Message Security 1.0, |
| * chapter 10 / appendix A.2 |
| * <p/> |
| * |
| * @author Christof Soehngen (christof.soehngen@syracom.de) |
| */ |
| public class Timestamp { |
| |
| protected Element element = null; |
| protected Vector customElements = null; |
| |
| protected Calendar created; |
| protected Calendar expires; |
| |
| /** |
| * Constructs a <code>Timestamp</code> object and parses the |
| * <code>wsu:Timestamp</code> element to initialize it. |
| * |
| * @param element the <code>wsu:Timestamp</code> element that |
| * contains the timestamp data |
| */ |
| public Timestamp(Element element) throws WSSecurityException { |
| |
| this.element = element; |
| |
| customElements = new Vector(); |
| |
| String strCreated = null; |
| String strExpires = null; |
| |
| for (Node currentChild = element.getFirstChild(); |
| currentChild != null; |
| currentChild = currentChild.getNextSibling()) { |
| if (currentChild instanceof Element) { |
| if (WSConstants.CREATED_LN.equals(currentChild.getLocalName()) && |
| WSConstants.WSU_NS.equals(currentChild.getNamespaceURI())) { |
| if (strCreated == null) { |
| strCreated = ((Text) ((Element) currentChild).getFirstChild()).getData(); |
| } |
| else { |
| throw new WSSecurityException(WSSecurityException.INVALID_SECURITY, |
| "invalidTimestamp"); |
| } |
| } else if (WSConstants.EXPIRES_LN.equals(currentChild.getLocalName()) && |
| WSConstants.WSU_NS.equals(currentChild.getNamespaceURI())) { |
| if (strExpires == null) { |
| strExpires = ((Text) ((Element) currentChild).getFirstChild()).getData(); |
| } |
| else { |
| throw new WSSecurityException(WSSecurityException.INVALID_SECURITY, |
| "invalidTimestamp"); |
| } |
| } else { |
| customElements.add((Element) currentChild); |
| } |
| } |
| } |
| |
| DateFormat zulu = new XmlSchemaDateFormat(); |
| |
| try { |
| if (strCreated != null) { |
| created = Calendar.getInstance(); |
| created.setTime(zulu.parse(strCreated)); |
| } |
| if (strExpires != null) { |
| expires = Calendar.getInstance(); |
| expires.setTime(zulu.parse(strExpires)); |
| } |
| } catch (ParseException e) { |
| throw new WSSecurityException(WSSecurityException.INVALID_SECURITY, |
| "invalidTimestamp", |
| null, e); |
| } |
| } |
| |
| |
| /** |
| * Constructs a <code>Timestamp</code> object according |
| * to the defined parameters. |
| * <p/> |
| * |
| * @param doc the SOAP envelope as <code>Document</code> |
| * @param ttl the time to live (validity of the security semantics) in seconds |
| */ |
| public Timestamp(boolean milliseconds, Document doc, int ttl) { |
| |
| customElements = new Vector(); |
| |
| element = |
| doc.createElementNS( |
| WSConstants.WSU_NS, WSConstants.WSU_PREFIX + ":" + WSConstants.TIMESTAMP_TOKEN_LN |
| ); |
| WSSecurityUtil.setNamespace(element, WSConstants.WSU_NS, WSConstants.WSU_PREFIX); |
| |
| DateFormat zulu = null; |
| if (milliseconds) { |
| zulu = new XmlSchemaDateFormat(); |
| } |
| else { |
| zulu = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss'Z'"); |
| zulu.setTimeZone(TimeZone.getTimeZone("UTC")); |
| } |
| created = getCurrentTime(); |
| |
| Element elementCreated = |
| doc.createElementNS(WSConstants.WSU_NS, |
| WSConstants.WSU_PREFIX + ":" + WSConstants.CREATED_LN); |
| WSSecurityUtil.setNamespace(elementCreated, |
| WSConstants.WSU_NS, |
| WSConstants.WSU_PREFIX); |
| elementCreated.appendChild(doc.createTextNode(zulu.format(created.getTime()))); |
| element.appendChild(elementCreated); |
| if (ttl != 0) { |
| long currentTime = created.getTimeInMillis(); |
| currentTime += ttl * 1000; |
| expires = getCurrentTime(); |
| expires.setTimeInMillis(currentTime); |
| |
| Element elementExpires = |
| doc.createElementNS(WSConstants.WSU_NS, |
| WSConstants.WSU_PREFIX + ":" + WSConstants.EXPIRES_LN); |
| WSSecurityUtil.setNamespace(elementExpires, |
| WSConstants.WSU_NS, |
| WSConstants.WSU_PREFIX); |
| elementExpires.appendChild(doc.createTextNode(zulu.format(expires.getTime()))); |
| element.appendChild(elementExpires); |
| } |
| } |
| |
| /** |
| * Get the current time |
| * |
| * @return calendar the current time |
| */ |
| protected Calendar getCurrentTime() { |
| return Calendar.getInstance(); |
| } |
| |
| /** |
| * Returns the dom element of this <code>Timestamp</code> object. |
| * |
| * @return the <code>wsse:UsernameToken</code> element |
| */ |
| public Element getElement() { |
| return this.element; |
| } |
| |
| /** |
| * Returns the string representation of the token. |
| * |
| * @return a XML string representation |
| */ |
| public String toString() { |
| return DOM2Writer.nodeToString((Node) this.element); |
| } |
| |
| /** |
| * Get the time of creation. |
| * <p/> |
| * |
| * @return the "created" time |
| */ |
| public Calendar getCreated() { |
| return created; |
| } |
| |
| /** |
| * Get the time of expiration. |
| * <p/> |
| * |
| * @return the "expires" time |
| */ |
| public Calendar getExpires() { |
| return expires; |
| } |
| |
| /** |
| * Creates and adds a custom element to this Timestamp |
| */ |
| public void addCustomElement(Document doc, Element customElement) { |
| customElements.add(customElement); |
| element.appendChild(customElement); |
| } |
| |
| /** |
| * Get the the custom elements from this Timestamp |
| * |
| * @return the vector containing the custom elements. |
| */ |
| public Vector getCustomElements() { |
| return this.customElements; |
| } |
| |
| /** |
| * Set wsu:Id attribute of this timestamp |
| * @param id |
| */ |
| public void setID(String id) { |
| String prefix = WSSecurityUtil.setNamespace(this.element, |
| WSConstants.WSU_NS, WSConstants.WSU_PREFIX); |
| this.element.setAttributeNS(WSConstants.WSU_NS, prefix + ":Id", id); |
| } |
| |
| /** |
| * Returns the value of the wsu:Id attribute |
| * @return TODO |
| */ |
| public String getID() { |
| return this.element.getAttributeNS(WSConstants.WSU_NS, "Id"); |
| } |
| |
| } |