shaded.org.eclipse.aether.internal.impl.synccontext.named.GAVNameMapper Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of spring-cloud-contract-shade Show documentation
Show all versions of spring-cloud-contract-shade Show documentation
Spring Cloud Contract Shaded Dependencies
/*
* 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 shaded.shaded.org.eclipse.aether.internal.impl.synccontext.named;
import java.util.Collection;
import java.util.TreeSet;
import org.eclipse.aether.RepositorySystemSession;
import org.eclipse.aether.artifact.Artifact;
import org.eclipse.aether.metadata.Metadata;
import static java.util.Objects.requireNonNull;
/**
* Artifact GAV {@link NameMapper}, uses artifact and metadata coordinates to name their corresponding locks. Is not
* considering local repository, only the artifact coordinates. May use custom prefixes and sufixes and separators,
* hence this instance may or may not be filesystem friendly (depends on strings used).
*/
public class GAVNameMapper implements NameMapper {
private final boolean fileSystemFriendly;
private final String artifactPrefix;
private final String artifactSuffix;
private final String metadataPrefix;
private final String metadataSuffix;
private final String fieldSeparator;
public GAVNameMapper(
boolean fileSystemFriendly,
String artifactPrefix,
String artifactSuffix,
String metadataPrefix,
String metadataSuffix,
String fieldSeparator) {
this.fileSystemFriendly = fileSystemFriendly;
this.artifactPrefix = requireNonNull(artifactPrefix);
this.artifactSuffix = requireNonNull(artifactSuffix);
this.metadataPrefix = requireNonNull(metadataPrefix);
this.metadataSuffix = requireNonNull(metadataSuffix);
this.fieldSeparator = requireNonNull(fieldSeparator);
}
@Override
public boolean isFileSystemFriendly() {
return fileSystemFriendly;
}
@Override
public Collection nameLocks(
final RepositorySystemSession session,
final Collection artifacts,
final Collection metadatas) {
// Deadlock prevention: https://stackoverflow.com/a/16780988/696632
// We must acquire multiple locks always in the same order!
TreeSet keys = new TreeSet<>();
if (artifacts != null) {
for (Artifact artifact : artifacts) {
keys.add(getArtifactName(artifact));
}
}
if (metadatas != null) {
for (Metadata metadata : metadatas) {
keys.add(getMetadataName(metadata));
}
}
return keys;
}
private String getArtifactName(Artifact artifact) {
return artifactPrefix
+ artifact.getGroupId()
+ fieldSeparator
+ artifact.getArtifactId()
+ fieldSeparator
+ artifact.getBaseVersion()
+ artifactSuffix;
}
private String getMetadataName(Metadata metadata) {
String name = metadataPrefix;
if (!metadata.getGroupId().isEmpty()) {
name += metadata.getGroupId();
if (!metadata.getArtifactId().isEmpty()) {
name += fieldSeparator + metadata.getArtifactId();
if (!metadata.getVersion().isEmpty()) {
name += fieldSeparator + metadata.getVersion();
}
}
}
return name + metadataSuffix;
}
public static NameMapper gav() {
return new GAVNameMapper(false, "artifact:", "", "metadata:", "", ":");
}
public static NameMapper fileGav() {
return new GAVNameMapper(true, "artifact~", ".lock", "metadata~", ".lock", "~");
}
}