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1   package ca.uhn.fhir.jpa.provider;
2   
3   /*
4    * #%L
5    * HAPI FHIR JPA Server
6    * %%
7    * Copyright (C) 2014 - 2019 University Health Network
8    * %%
9    * Licensed under the Apache License, Version 2.0 (the "License");
10   * you may not use this file except in compliance with the License.
11   * You may obtain a copy of the License at
12   * 
13   *      http://www.apache.org/licenses/LICENSE-2.0
14   * 
15   * Unless required by applicable law or agreed to in writing, software
16   * distributed under the License is distributed on an "AS IS" BASIS,
17   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
18   * See the License for the specific language governing permissions and
19   * limitations under the License.
20   * #L%
21   */
22  
23  import java.util.ArrayList;
24  import java.util.HashMap;
25  import java.util.List;
26  import java.util.Map;
27  
28  import ca.uhn.fhir.rest.server.servlet.ServletRequestDetails;
29  
30  public class ServletSubRequestDetails extends ServletRequestDetails {
31  
32  	private Map<String, List<String>> myHeaders = new HashMap<>();
33  
34  	/**
35  	 * Constructor
36  	 *
37  	 * @param theRequestDetails The parent request details
38  	 */
39  	public ServletSubRequestDetails(ServletRequestDetails theRequestDetails) {
40  		if (theRequestDetails != null) {
41  			Map<String, List<String>> headers = theRequestDetails.getHeaders();
42  			for (Map.Entry<String, List<String>> next : headers.entrySet()) {
43  				myHeaders.put(next.getKey().toLowerCase(), next.getValue());
44  			}
45  		}
46  	}
47  
48  	public void addHeader(String theName, String theValue) {
49  		String lowerCase = theName.toLowerCase();
50  		List<String> list = myHeaders.get(lowerCase);
51  		if (list == null) {
52  			list = new ArrayList<>();
53  			myHeaders.put(lowerCase, list);
54  		}
55  		list.add(theValue);
56  	}
57  	
58  	@Override
59  	public String getHeader(String theName) {
60  		List<String> list = myHeaders.get(theName.toLowerCase());
61  		if (list == null || list.isEmpty()) {
62  			return null;
63  		}
64  		return list.get(0);
65  	}
66  
67  	@Override
68  	public List<String> getHeaders(String theName) {
69  		List<String> list = myHeaders.get(theName.toLowerCase());
70  		if (list == null || list.isEmpty()) {
71  			return null;
72  		}
73  		return list;
74  	}
75  
76  	@Override
77  	public boolean isSubRequest() {
78  		return true;
79  	}
80  
81  }