Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
DetermineRedirectRequestedValve |
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| 1.6666666666666667;1,667 |
1 | package org.apache.turbine.pipeline; | |
2 | ||
3 | ||
4 | /* | |
5 | * Licensed to the Apache Software Foundation (ASF) under one | |
6 | * or more contributor license agreements. See the NOTICE file | |
7 | * distributed with this work for additional information | |
8 | * regarding copyright ownership. The ASF licenses this file | |
9 | * to you under the Apache License, Version 2.0 (the | |
10 | * "License"); you may not use this file except in compliance | |
11 | * with the License. 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, | |
16 | * software distributed under the License is distributed on an | |
17 | * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | |
18 | * KIND, either express or implied. See the License for the | |
19 | * specific language governing permissions and limitations | |
20 | * under the License. | |
21 | */ | |
22 | ||
23 | ||
24 | import java.io.IOException; | |
25 | ||
26 | import org.apache.commons.lang3.StringUtils; | |
27 | import org.apache.logging.log4j.LogManager; | |
28 | import org.apache.logging.log4j.Logger; | |
29 | import org.apache.turbine.util.RunData; | |
30 | import org.apache.turbine.util.TurbineException; | |
31 | ||
32 | /** | |
33 | * Implements the Redirect Requested portion of the "Turbine classic" | |
34 | * processing pipeline (from the Turbine 2.x series). | |
35 | * | |
36 | * @author <a href="mailto:epugh@opensourceConnections.com">Eric Pugh</a> | |
37 | * @author <a href="mailto:peter@courcoux.biz">Peter Courcoux</a> | |
38 | * @version $Id: DetermineRedirectRequestedValve.java 1854797 2019-03-04 20:41:39Z tv $ | |
39 | */ | |
40 | public class DetermineRedirectRequestedValve | |
41 | implements Valve | |
42 | { | |
43 | 102 | private static final Logger log = LogManager.getLogger(DetermineRedirectRequestedValve.class); |
44 | ||
45 | /** | |
46 | * Creates a new instance. | |
47 | */ | |
48 | public DetermineRedirectRequestedValve() | |
49 | 132 | { |
50 | // empty constructor | |
51 | 132 | } |
52 | ||
53 | /** | |
54 | * @see org.apache.turbine.pipeline.Valve#invoke(PipelineData, ValveContext) | |
55 | */ | |
56 | @Override | |
57 | public void invoke(PipelineData pipelineData, ValveContext context) | |
58 | throws IOException, TurbineException | |
59 | { | |
60 | 0 | redirectRequested(pipelineData); |
61 | ||
62 | // Pass control to the next Valve in the Pipeline | |
63 | 0 | context.invokeNext(pipelineData); |
64 | 0 | } |
65 | ||
66 | /** | |
67 | * Perform clean up after processing the request. | |
68 | * | |
69 | * @param pipelineData The run-time data. | |
70 | * | |
71 | * @throws IOException if sending the redirect fails | |
72 | */ | |
73 | protected void redirectRequested(PipelineData pipelineData) | |
74 | throws IOException | |
75 | { | |
76 | 0 | RunData data = pipelineData.getRunData(); |
77 | // handle a redirect request | |
78 | 0 | boolean requestRedirected = StringUtils.isNotEmpty(data.getRedirectURI()); |
79 | 0 | if (requestRedirected) |
80 | { | |
81 | 0 | if (data.getResponse().isCommitted()) |
82 | { | |
83 | 0 | log.warn("redirect requested, response already committed: {}", data.getRedirectURI()); |
84 | } | |
85 | else | |
86 | { | |
87 | 0 | data.getResponse().sendRedirect(data.getRedirectURI()); |
88 | } | |
89 | } | |
90 | 0 | } |
91 | } |