blob: 90ab998557664cd3ee08f611c86546634d463a16 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
|
/*-
* ============LICENSE_START=======================================================
* SDC
* ================================================================================
* Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* 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.
* ============LICENSE_END=========================================================
*/
package org.openecomp.sdc.common.impl;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletRequestWrapper;
import java.util.Collections;
import java.util.Enumeration;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
public final class MutableHttpServletRequest extends HttpServletRequestWrapper {
// holds custom header and value mapping
private final Map<String, String> customHeaders;
public MutableHttpServletRequest(HttpServletRequest request) {
super(request);
this.customHeaders = new HashMap<>();
}
public void putHeader(String name, String value) {
this.customHeaders.put(name, value);
}
public String getHeader(String name) {
// check the custom headers first
String headerValue = customHeaders.get(name);
if (headerValue != null) {
return headerValue;
}
// else return from into the original wrapped object
return ((HttpServletRequest) getRequest()).getHeader(name);
}
public Enumeration<String> getHeaderNames() {
// create a set of the custom header names
Set<String> set = new HashSet<>(customHeaders.keySet());
// now add the headers from the wrapped request object
@SuppressWarnings("unchecked")
Enumeration<String> e = ((HttpServletRequest) getRequest()).getHeaderNames();
while (e.hasMoreElements()) {
// add the names of the request headers into the list
String n = e.nextElement();
set.add(n);
}
// create an enumeration from the set and return
return Collections.enumeration(set);
}
}
|
