blob: 60e28f523164b98e6c9a6d005e5098693c12c3d5 (
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
|
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.
*/
package org.apache.tuscany.sca.policy.reliability;
import java.net.URI;
import java.net.URL;
import java.security.AccessController;
import java.security.PrivilegedAction;
import org.apache.tuscany.sca.contribution.processor.URLArtifactProcessor;
import org.apache.tuscany.sca.contribution.processor.URLArtifactProcessorExtensionPoint;
import org.apache.tuscany.sca.core.ExtensionPointRegistry;
import org.apache.tuscany.sca.definitions.SCADefinitions;
import org.apache.tuscany.sca.provider.SCADefinitionsProvider;
import org.apache.tuscany.sca.provider.SCADefinitionsProviderException;
/**
* Provider for Policy Intents and PolicySet definitions related to security
*
* @version $Rev$ $Date$
*/
public class ReliabilityPolicyDefinitionsProvider implements SCADefinitionsProvider {
private String definitionsFile = "org/apache/tuscany/sca/policy/reliability/definitions.xml";
URLArtifactProcessor urlArtifactProcessor = null;
public ReliabilityPolicyDefinitionsProvider(ExtensionPointRegistry registry) {
URLArtifactProcessorExtensionPoint documentProcessors = registry.getExtensionPoint(URLArtifactProcessorExtensionPoint.class);
urlArtifactProcessor = (URLArtifactProcessor)documentProcessors.getProcessor(SCADefinitions.class);
}
public SCADefinitions getSCADefinition() throws SCADefinitionsProviderException {
SCADefinitions scaDefns = null;
SCADefinitions tuscanyDefns = null;
try {
// Allow privileged access to load resource. Requires RuntimePermssion in security policy.
URL definitionsFileUrl = AccessController.doPrivileged(new PrivilegedAction<URL>() {
public URL run() {
return getClass().getClassLoader().getResource(definitionsFile);
}
});
URI uri = new URI(definitionsFile);
scaDefns = (SCADefinitions)urlArtifactProcessor.read(null,
uri,
definitionsFileUrl);
return scaDefns;
} catch ( Exception e ) {
throw new SCADefinitionsProviderException(e);
}
}
}
|
