/*
* Copyright 2011 the original author or authors.
*
* Licensed 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.gradle.internal.resource.local.ivy;
import org.gradle.api.internal.artifacts.ivyservice.ArtifactCacheMetaData;
import org.gradle.internal.component.external.model.ModuleComponentArtifactMetaData;
import org.gradle.api.internal.artifacts.mvnsettings.CannotLocateLocalMavenRepositoryException;
import org.gradle.api.internal.artifacts.mvnsettings.LocalMavenRepositoryLocator;
import org.gradle.api.internal.artifacts.repositories.resolver.IvyResourcePattern;
import org.gradle.api.internal.artifacts.repositories.resolver.M2ResourcePattern;
import org.gradle.api.internal.artifacts.repositories.resolver.ResourcePattern;
import org.gradle.internal.resource.local.CompositeLocallyAvailableResourceFinder;
import org.gradle.internal.resource.local.LocallyAvailableResourceCandidates;
import org.gradle.internal.resource.local.LocallyAvailableResourceFinder;
import org.gradle.internal.resource.local.LocallyAvailableResourceFinderSearchableFileStoreAdapter;
import org.gradle.internal.Factory;
import org.gradle.internal.resource.local.FileStoreSearcher;
import org.gradle.internal.hash.HashValue;
import org.gradle.internal.resource.local.LocallyAvailableResource;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.io.File;
import java.util.LinkedList;
import java.util.List;
public class LocallyAvailableResourceFinderFactory implements Factory<LocallyAvailableResourceFinder<ModuleComponentArtifactMetaData>> {
private static final Logger LOGGER = LoggerFactory.getLogger(LocallyAvailableResourceFinderFactory.class);
private final File rootCachesDirectory;
private final LocalMavenRepositoryLocator localMavenRepositoryLocator;
private final FileStoreSearcher<ModuleComponentArtifactMetaData> fileStore;
public LocallyAvailableResourceFinderFactory(
ArtifactCacheMetaData artifactCacheMetaData, LocalMavenRepositoryLocator localMavenRepositoryLocator, FileStoreSearcher<ModuleComponentArtifactMetaData> fileStore) {
this.rootCachesDirectory = artifactCacheMetaData.getCacheDir().getParentFile();
this.localMavenRepositoryLocator = localMavenRepositoryLocator;
this.fileStore = fileStore;
}
public LocallyAvailableResourceFinder<ModuleComponentArtifactMetaData> create() {
List<LocallyAvailableResourceFinder<ModuleComponentArtifactMetaData>> finders = new LinkedList<LocallyAvailableResourceFinder<ModuleComponentArtifactMetaData>>();
// Order is important here, because they will be searched in that order
// The current filestore
finders.add(new LocallyAvailableResourceFinderSearchableFileStoreAdapter<ModuleComponentArtifactMetaData>(fileStore));
// 1.8
addForPattern(finders, "artifacts-26/filestore/[organisation]/[module](/[branch])/[revision]/[type]/*/[artifact]-[revision](-[classifier])(.[ext])");
// 1.5
addForPattern(finders, "artifacts-24/filestore/[organisation]/[module](/[branch])/[revision]/[type]/*/[artifact]-[revision](-[classifier])(.[ext])");
// 1.4
addForPattern(finders, "artifacts-23/filestore/[organisation]/[module](/[branch])/[revision]/[type]/*/[artifact]-[revision](-[classifier])(.[ext])");
// 1.3
addForPattern(finders, "artifacts-15/filestore/[organisation]/[module](/[branch])/[revision]/[type]/*/[artifact]-[revision](-[classifier])(.[ext])");
// 1.1, 1.2
addForPattern(finders, "artifacts-14/filestore/[organisation]/[module](/[branch])/[revision]/[type]/*/[artifact]-[revision](-[classifier])(.[ext])");
// rc-1, 1.0
addForPattern(finders, "artifacts-13/filestore/[organisation]/[module](/[branch])/[revision]/[type]/*/[artifact]-[revision](-[classifier])(.[ext])");
// Milestone 8 and 9
addForPattern(finders, "artifacts-8/filestore/[organisation]/[module](/[branch])/[revision]/[type]/*/[artifact]-[revision](-[classifier])(.[ext])");
// Milestone 7
addForPattern(finders, "artifacts-7/artifacts/*/[organisation]/[module](/[branch])/[revision]/[type]/[artifact]-[revision](-[classifier])(.[ext])");
// Milestone 6
addForPattern(finders, "artifacts-4/[organisation]/[module](/[branch])/*/[type]s/[artifact]-[revision](-[classifier])(.[ext])");
addForPattern(finders, "artifacts-4/[organisation]/[module](/[branch])/*/pom.originals/[artifact]-[revision](-[classifier])(.[ext])");
// Milestone 3
addForPattern(finders, "../cache/[organisation]/[module](/[branch])/[type]s/[artifact]-[revision](-[classifier])(.[ext])");
// Maven local
try {
File localMavenRepository = localMavenRepositoryLocator.getLocalMavenRepository();
if (localMavenRepository.exists()) {
addForPattern(finders, localMavenRepository, new M2ResourcePattern("[organisation]/[module]/[revision]/[artifact]-[revision](-[classifier])(.[ext])"));
}
} catch (CannotLocateLocalMavenRepositoryException ex) {
finders.add(new NoMavenLocalRepositoryResourceFinder(ex));
}
return new CompositeLocallyAvailableResourceFinder<ModuleComponentArtifactMetaData>(finders);
}
private void addForPattern(List<LocallyAvailableResourceFinder<ModuleComponentArtifactMetaData>> finders, String pattern) {
int wildcardPos = pattern.indexOf("/*/");
int patternPos = pattern.indexOf("/[");
if (wildcardPos < 0 && patternPos < 0) {
throw new IllegalArgumentException(String.format("Unsupported pattern '%s'", pattern));
}
int chopAt;
if (wildcardPos >= 0 && patternPos >= 0) {
chopAt = Math.min(wildcardPos, patternPos);
} else if (wildcardPos >= 0) {
chopAt = wildcardPos;
} else {
chopAt = patternPos;
}
String pathPart = pattern.substring(0, chopAt);
String patternPart = pattern.substring(chopAt + 1);
addForPattern(finders, new File(rootCachesDirectory, pathPart), new IvyResourcePattern(patternPart));
}
private void addForPattern(List<LocallyAvailableResourceFinder<ModuleComponentArtifactMetaData>> finders, File baseDir, ResourcePattern pattern) {
if (baseDir.exists()) {
finders.add(new PatternBasedLocallyAvailableResourceFinder(baseDir, pattern));
}
}
private class NoMavenLocalRepositoryResourceFinder implements LocallyAvailableResourceFinder<ModuleComponentArtifactMetaData> {
private final CannotLocateLocalMavenRepositoryException ex;
private boolean logged;
public NoMavenLocalRepositoryResourceFinder(CannotLocateLocalMavenRepositoryException ex) {
this.ex = ex;
}
public LocallyAvailableResourceCandidates findCandidates(ModuleComponentArtifactMetaData criterion) {
if(!logged){
LOGGER.warn("Unable to locate local Maven repository.");
LOGGER.debug("Problems while locating local Maven repository.", ex);
logged = true;
}
return new LocallyAvailableResourceCandidates() {
public boolean isNone() {
return true;
}
public LocallyAvailableResource findByHashValue(HashValue hashValue) {
return null;
}
};
}
}
}