[CXF-7429] Preventing NPE
[cxf.git] / services / sts / sts-core / src / main / java / org / apache / cxf / sts / operation / DefaultTokenWrapper.java
1 /**
2 * Licensed to the Apache Software Foundation (ASF) under one
3 * or more contributor license agreements. See the NOTICE file
4 * distributed with this work for additional information
5 * regarding copyright ownership. The ASF licenses this file
6 * to you under the Apache License, Version 2.0 (the
7 * "License"); you may not use this file except in compliance
8 * with the License. You may obtain a copy of the License at
9 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing,
13 * software distributed under the License is distributed on an
14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15 * KIND, either express or implied. See the License for the
16 * specific language governing permissions and limitations
17 * under the License.
18 */
19
20 package org.apache.cxf.sts.operation;
21
22 import org.w3c.dom.Document;
23 import org.w3c.dom.Element;
24
25 import org.apache.cxf.helpers.DOMUtils;
26 import org.apache.cxf.ws.security.sts.provider.model.RequestedSecurityTokenType;
27
28 /**
29 * The default implementation of TokenWrapper. For DOM Elements it just set the token directly on the
30 * RSTT. If it's a String (as per the case of JWT Tokens), it puts a "TokenWrapper" wrapper around the
31 * token.
32 */
33 public class DefaultTokenWrapper implements TokenWrapper {
34
35 /**
36 * Wrap the Token parameter and set it on the RequestedSecurityTokenType parameter
37 */
38 public void wrapToken(Object token, RequestedSecurityTokenType requestedTokenType) {
39 if (token instanceof String) {
40 Document doc = DOMUtils.newDocument();
41 Element tokenWrapper = doc.createElementNS(null, "TokenWrapper");
42 tokenWrapper.setTextContent((String)token);
43 requestedTokenType.setAny(tokenWrapper);
44 } else {
45 requestedTokenType.setAny(token);
46 }
47 }
48
49 }