Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
MultiStatus |
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1 | package org.apache.jackrabbit.webdav; | |
2 | ||
3 | /* | |
4 | * Licensed to the Apache Software Foundation (ASF) under one or more | |
5 | * contributor license agreements. See the NOTICE file distributed with | |
6 | * this work for additional information regarding copyright ownership. | |
7 | * The ASF licenses this file to You under the Apache License, Version 2.0 | |
8 | * (the "License"); you may not use this file except in compliance with | |
9 | * the License. You may obtain a copy of the License at | |
10 | * | |
11 | * http://www.apache.org/licenses/LICENSE-2.0 | |
12 | * | |
13 | * Unless required by applicable law or agreed to in writing, software | |
14 | * distributed under the License is distributed on an "AS IS" BASIS, | |
15 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
16 | * See the License for the specific language governing permissions and | |
17 | * limitations under the License. | |
18 | */ | |
19 | ||
20 | import org.apache.jackrabbit.webdav.property.DavPropertyNameSet; | |
21 | import org.apache.jackrabbit.webdav.xml.DomUtil; | |
22 | import org.apache.jackrabbit.webdav.xml.ElementIterator; | |
23 | import org.apache.jackrabbit.webdav.xml.XmlSerializable; | |
24 | import org.w3c.dom.Document; | |
25 | import org.w3c.dom.Element; | |
26 | ||
27 | import java.util.Map; | |
28 | import java.util.LinkedHashMap; | |
29 | ||
30 | /** | |
31 | * MultiStatus representing the content of a multistatus response body and | |
32 | * allows to retrieve the Xml representation. | |
33 | */ | |
34 | 20 | public class MultiStatus |
35 | implements DavConstants, XmlSerializable | |
36 | { | |
37 | ||
38 | /** | |
39 | * Map collecting the responses for this multistatus, where every href must | |
40 | * only occur one single time. | |
41 | */ | |
42 | 20 | private Map<String, MultiStatusResponse> responses = new LinkedHashMap<String, MultiStatusResponse>(); |
43 | ||
44 | /** | |
45 | * A general response description at the multistatus top level is used to | |
46 | * provide a general message describing the overarching nature of the response. | |
47 | * If this value is available an application may use it instead of | |
48 | * presenting the individual response descriptions contained within the | |
49 | * responses. | |
50 | */ | |
51 | private String responseDescription; | |
52 | ||
53 | /** | |
54 | * Add response(s) to this multistatus, in order to build a multistatus for | |
55 | * responding to a PROPFIND request. | |
56 | * | |
57 | * @param resource The resource to add property from | |
58 | * @param propNameSet The requested property names of the PROPFIND request | |
59 | * @param propFindType | |
60 | * @param depth | |
61 | */ | |
62 | public void addResourceProperties( DavResource resource, DavPropertyNameSet propNameSet, int propFindType, | |
63 | int depth ) | |
64 | { | |
65 | 0 | addResponse( new MultiStatusResponse( resource, propNameSet, propFindType ) ); |
66 | 0 | if ( depth > 0 && resource.isCollection() ) |
67 | { | |
68 | 0 | DavResourceIterator iter = resource.getMembers(); |
69 | 0 | while ( iter.hasNext() ) |
70 | { | |
71 | 0 | addResourceProperties( iter.nextResource(), propNameSet, propFindType, depth - 1 ); |
72 | } | |
73 | } | |
74 | 0 | } |
75 | ||
76 | /** | |
77 | * Add response(s) to this multistatus, in order to build a multistatus e.g. | |
78 | * in order to respond to a PROPFIND request. Please note, that in terms | |
79 | * of PROPFIND, this method would correspond to a | |
80 | * {@link DavConstants#PROPFIND_BY_PROPERTY} propfind type. | |
81 | * | |
82 | * @param resource The resource to add property from | |
83 | * @param propNameSet The requested property names of the PROPFIND request | |
84 | * @param depth | |
85 | * @see #addResourceProperties(DavResource, DavPropertyNameSet, int, int) for | |
86 | * the corresponding method that allows to specify the type explicitly. | |
87 | */ | |
88 | public void addResourceProperties( DavResource resource, DavPropertyNameSet propNameSet, int depth ) | |
89 | { | |
90 | 0 | addResourceProperties( resource, propNameSet, PROPFIND_BY_PROPERTY, depth ); |
91 | 0 | } |
92 | ||
93 | /** | |
94 | * Add response(s) to this multistatus, in order to build a multistatus | |
95 | * as returned for COPY, MOVE, LOCK or DELETE requests resulting in an error | |
96 | * with a resource other than the resource identified in the Request-URI. | |
97 | * | |
98 | * @param resource | |
99 | * @param status | |
100 | * @param depth | |
101 | */ | |
102 | public void addResourceStatus( DavResource resource, int status, int depth ) | |
103 | { | |
104 | 0 | addResponse( new MultiStatusResponse( resource.getHref(), status ) ); |
105 | 0 | if ( depth > 0 && resource.isCollection() ) |
106 | { | |
107 | 0 | DavResourceIterator iter = resource.getMembers(); |
108 | 0 | while ( iter.hasNext() ) |
109 | { | |
110 | 0 | addResourceStatus( iter.nextResource(), status, depth - 1 ); |
111 | } | |
112 | } | |
113 | 0 | } |
114 | ||
115 | /** | |
116 | * Add a <code>MultiStatusResponse</code> element to this <code>MultiStatus</code> | |
117 | * | |
118 | * @param response | |
119 | */ | |
120 | public void addResponse( MultiStatusResponse response ) | |
121 | { | |
122 | 46 | responses.put( response.getHref(), response ); |
123 | 46 | } |
124 | ||
125 | /** | |
126 | * Returns the multistatus responses present as array. | |
127 | * | |
128 | * @return array of all {@link MultiStatusResponse responses} present in this | |
129 | * multistatus. | |
130 | */ | |
131 | public MultiStatusResponse[] getResponses() | |
132 | { | |
133 | 92 | return (MultiStatusResponse[]) responses.values().toArray( new MultiStatusResponse[responses.size()] ); |
134 | } | |
135 | ||
136 | /** | |
137 | * Set the response description. | |
138 | * | |
139 | * @param responseDescription | |
140 | */ | |
141 | public void setResponseDescription( String responseDescription ) | |
142 | { | |
143 | 20 | this.responseDescription = responseDescription; |
144 | 20 | } |
145 | ||
146 | /** | |
147 | * Returns the response description. | |
148 | * | |
149 | * @return responseDescription | |
150 | */ | |
151 | public String getResponseDescription() | |
152 | { | |
153 | 0 | return responseDescription; |
154 | } | |
155 | ||
156 | /** | |
157 | * Return the Xml representation of this <code>MultiStatus</code>. | |
158 | * | |
159 | * @return Xml document | |
160 | * @param document | |
161 | */ | |
162 | public Element toXml( Document document ) | |
163 | { | |
164 | 0 | Element multistatus = DomUtil.createElement( document, XML_MULTISTATUS, NAMESPACE ); |
165 | 0 | for ( MultiStatusResponse response : responses.values() ) |
166 | { | |
167 | 0 | multistatus.appendChild( response.toXml( document ) ); |
168 | } | |
169 | 0 | if ( responseDescription != null ) |
170 | { | |
171 | 0 | Element respDesc = |
172 | DomUtil.createElement( document, XML_RESPONSEDESCRIPTION, NAMESPACE, responseDescription ); | |
173 | 0 | multistatus.appendChild( respDesc ); |
174 | } | |
175 | 0 | return multistatus; |
176 | } | |
177 | ||
178 | /** | |
179 | * Build a <code>MultiStatus</code> from the specified xml element. | |
180 | * | |
181 | * @param multistatusElement | |
182 | * @return new <code>MultiStatus</code> instance. | |
183 | * @throws IllegalArgumentException if the given document is <code>null</code> | |
184 | * or does not provide the required element. | |
185 | */ | |
186 | public static MultiStatus createFromXml( Element multistatusElement ) | |
187 | { | |
188 | 20 | if ( !DomUtil.matches( multistatusElement, XML_MULTISTATUS, NAMESPACE ) ) |
189 | { | |
190 | 0 | throw new IllegalArgumentException( "DAV:multistatus element expected." ); |
191 | } | |
192 | ||
193 | 20 | MultiStatus multistatus = new MultiStatus(); |
194 | ||
195 | 20 | ElementIterator it = DomUtil.getChildren( multistatusElement, XML_RESPONSE, NAMESPACE ); |
196 | 66 | while ( it.hasNext() ) |
197 | { | |
198 | 46 | Element respElem = it.nextElement(); |
199 | 46 | MultiStatusResponse response = MultiStatusResponse.createFromXml( respElem ); |
200 | 46 | multistatus.addResponse( response ); |
201 | 46 | } |
202 | ||
203 | // optional response description on the multistatus element | |
204 | 20 | multistatus.setResponseDescription( DomUtil.getChildText( multistatusElement, XML_RESPONSEDESCRIPTION, |
205 | NAMESPACE ) ); | |
206 | 20 | return multistatus; |
207 | } | |
208 | } |