/*
* 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.karaf.features.internal.service;
import java.net.URI;
import java.util.Dictionary;
import java.util.Enumeration;
import java.util.HashMap;
import java.util.Map;
import java.util.Set;
import org.apache.felix.utils.properties.InterpolationHelper;
import org.osgi.service.cm.ConfigurationException;
import org.osgi.service.cm.ManagedService;
public class FeatureFinder implements ManagedService {
final Map<String, String> nameToArtifactMap = new HashMap<>();
public String[] getNames() {
synchronized (nameToArtifactMap) {
Set<String> strings = nameToArtifactMap.keySet();
return strings.toArray(new String[strings.size()]);
}
}
public URI getUriFor(String name, String version) {
String url;
synchronized (nameToArtifactMap) {
url = nameToArtifactMap.get(name);
}
if (url == null) {
return null;
}
if (version != null) {
// replace the version in the URL with the provided one
url = FeatureFinder.replaceVersion(url, version);
}
return URI.create(url);
}
@SuppressWarnings("rawtypes")
public void updated(Dictionary properties) throws ConfigurationException {
synchronized (nameToArtifactMap) {
if (properties != null) {
nameToArtifactMap.clear();
Enumeration keys = properties.keys();
while (keys.hasMoreElements()) {
String key = (String) keys.nextElement();
if (!"felix.fileinstall.filename".equals(key) && !"service.pid".equals(key)) {
nameToArtifactMap.put(key, (String) properties.get(key));
}
}
}
}
}
private static String replaceVersion(String url, String version) {
if (url.startsWith("mvn:")) {
// mvn:groupId/artifactId/version...
int index = url.indexOf('/');
index = url.indexOf('/', index + 1);
String first = url.substring(0, index);
index = url.indexOf('/', index + 1);
String second = url.substring(index + 1);
return first + "/" + version + "/" + second;
}
return url;
}
}