/*
* 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.resolver;
import java.util.List;
import java.util.Map;
import org.apache.felix.utils.version.VersionTable;
import org.apache.karaf.features.BundleInfo;
import org.apache.karaf.features.Conditional;
import org.apache.karaf.features.Dependency;
import org.apache.karaf.features.Feature;
import org.apache.karaf.features.internal.util.Macro;
import org.osgi.framework.BundleException;
import org.osgi.resource.Requirement;
import org.osgi.resource.Resource;
import static org.apache.karaf.features.internal.resolver.ResourceUtils.TYPE_FEATURE;
import static org.apache.karaf.features.internal.resolver.ResourceUtils.addIdentityRequirement;
/**
*/
public final class FeatureResource extends ResourceImpl {
private final Feature feature;
private FeatureResource(Feature feature) {
super(feature.getName(), TYPE_FEATURE, VersionTable.getVersion(feature.getVersion()));
this.feature = feature;
}
public static FeatureResource build(Feature feature, Conditional conditional, String featureRange, Map<String, ? extends Resource> locToRes) throws BundleException {
Feature fcond = conditional.asFeature(feature.getName(), feature.getVersion());
FeatureResource resource = build(fcond, featureRange, locToRes);
for (String cond : conditional.getCondition()) {
if (cond.startsWith("req:")) {
cond = cond.substring("req:".length());
List<Requirement> reqs = ResourceBuilder.parseRequirement(resource, cond);
resource.addRequirements(reqs);
} else {
org.apache.karaf.features.internal.model.Dependency dep = new org.apache.karaf.features.internal.model.Dependency();
String[] p = cond.split("/");
dep.setName(p[0]);
if (p.length > 1) {
dep.setVersion(p[1]);
}
addDependency(resource, dep, featureRange);
}
}
org.apache.karaf.features.internal.model.Dependency dep = new org.apache.karaf.features.internal.model.Dependency();
dep.setName(feature.getName());
dep.setVersion(feature.getVersion());
addDependency(resource, dep, featureRange);
return resource;
}
public static FeatureResource build(Feature feature, String featureRange, Map<String, ? extends Resource> locToRes) throws BundleException {
FeatureResource resource = new FeatureResource(feature);
for (BundleInfo info : feature.getBundles()) {
if (!info.isDependency()) {
Resource res = locToRes.get(info.getLocation());
if (res == null) {
throw new IllegalStateException("Resource not found for url " + info.getLocation());
}
addIdentityRequirement(resource, res);
}
}
for (Dependency dep : feature.getDependencies()) {
if (!dep.isDependency()) {
addDependency(resource, dep, featureRange);
}
}
for (org.apache.karaf.features.Capability cap : feature.getCapabilities()) {
resource.addCapabilities(ResourceBuilder.parseCapability(resource, cap.getValue()));
}
for (org.apache.karaf.features.Requirement req : feature.getRequirements()) {
resource.addRequirements(ResourceBuilder.parseRequirement(resource, req.getValue()));
}
return resource;
}
protected static void addDependency(FeatureResource resource, Dependency dep, String featureRange) {
String name = dep.getName();
String version = dep.getVersion();
if (version.equals("0.0.0")) {
version = null;
} else if (!version.startsWith("[") && !version.startsWith("(")) {
version = Macro.transform(featureRange, version);
}
addIdentityRequirement(resource, name, TYPE_FEATURE, version);
}
public Feature getFeature() {
return feature;
}
}