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[MNG-7612] Chained LRM 

Adds new feature: Chained Local Repository Manager.

Cherry-pick 2dc7a356d3

---

https://issues.apache.org/jira/browse/MNG-7612
This commit is contained in:
Tamas Cservenak 2022-12-01 19:53:00 +01:00 committed by Slawomir Jaranowski
parent a840ba91e3
commit 69ef6a61ba
1 changed files with 40 additions and 1 deletions
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41
maven-core/src/main/java/org/apache/maven/internal/aether/DefaultRepositorySystemSessionFactory.java
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@ -18,10 +18,13 @@
*/
package org.apache.maven.internal.aether;
import static java.util.stream.Collectors.toList;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
@ -60,6 +63,7 @@ import org.eclipse.aether.RepositorySystem;
import org.eclipse.aether.SessionData;
import org.eclipse.aether.artifact.Artifact;
import org.eclipse.aether.repository.LocalRepository;
import org.eclipse.aether.repository.LocalRepositoryManager;
import org.eclipse.aether.repository.NoLocalRepositoryManagerException;
import org.eclipse.aether.repository.RepositoryPolicy;
import org.eclipse.aether.repository.WorkspaceReader;
@ -67,7 +71,9 @@ import org.eclipse.aether.resolution.ResolutionErrorPolicy;
import org.eclipse.aether.spi.localrepo.LocalRepositoryManagerFactory;
import org.eclipse.aether.transform.FileTransformer;
import org.eclipse.aether.transform.TransformException;
import org.eclipse.aether.util.ConfigUtils;
import org.eclipse.aether.util.repository.AuthenticationBuilder;
import org.eclipse.aether.util.repository.ChainedLocalRepositoryManager;
import org.eclipse.aether.util.repository.DefaultAuthenticationSelector;
import org.eclipse.aether.util.repository.DefaultMirrorSelector;
import org.eclipse.aether.util.repository.DefaultProxySelector;
@ -81,6 +87,23 @@ import org.slf4j.LoggerFactory;
*/
@Named
public class DefaultRepositorySystemSessionFactory {
/**
* User property for chained LRM: list of "tail" local repository paths (separated by comma), to be used with
* {@link ChainedLocalRepositoryManager}.
* Default value: {@code null}, no chained LRM is used.
*
* @since 3.9.0
*/
private static final String MAVEN_REPO_LOCAL_TAIL = "maven.repo.local.tail";
/**
* User property for chained LRM: should artifact availability be ignored in tail local repositories or not.
* Default: {@code true}, will ignore availability from tail local repositories.
*
* @since 3.9.0
*/
private static final String MAVEN_REPO_LOCAL_TAIL_IGNORE_AVAILABILITY = "maven.repo.local.tail.ignoreAvailability";
private static final String MAVEN_RESOLVER_TRANSPORT_KEY = "maven.resolver.transport";
private static final String MAVEN_RESOLVER_TRANSPORT_DEFAULT = "default";
@ -356,7 +379,23 @@ public class DefaultRepositorySystemSessionFactory {
session.setLocalRepositoryManager(repoSystem.newLocalRepositoryManager(session, localRepo));
}
} else {
session.setLocalRepositoryManager(repoSystem.newLocalRepositoryManager(session, localRepo));
LocalRepositoryManager lrm = repoSystem.newLocalRepositoryManager(session, localRepo);
String localRepoTail = ConfigUtils.getString(session, null, MAVEN_REPO_LOCAL_TAIL);
if (localRepoTail != null) {
boolean ignoreTailAvailability =
ConfigUtils.getBoolean(session, true, MAVEN_REPO_LOCAL_TAIL_IGNORE_AVAILABILITY);
List<LocalRepositoryManager> tail = new ArrayList<>();
List<String> paths = Arrays.stream(localRepoTail.split(","))
.filter(p -> p != null && !p.trim().isEmpty())
.collect(toList());
for (String path : paths) {
tail.add(repoSystem.newLocalRepositoryManager(session, new LocalRepository(path)));
}
session.setLocalRepositoryManager(new ChainedLocalRepositoryManager(lrm, tail, ignoreTailAvailability));
} else {
session.setLocalRepositoryManager(lrm);
}
}
}