org.gradle.api.internalrepositories.metadata.DefaultGradleModuleMetadataSource Maven / Gradle / Ivy

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/*
 * Copyright 2017 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.api.internal.artifacts.repositories.metadata;

import org.gradle.api.artifacts.ModuleIdentifier;
import org.gradle.api.artifacts.component.ModuleComponentIdentifier;
import org.gradle.api.internal.artifacts.ivyservice.ivyresolve.ComponentResolvers;
import org.gradle.api.internal.artifacts.ivyservice.ivyresolve.parser.GradleModuleMetadataParser;
import org.gradle.api.internal.artifacts.repositories.resolver.ExternalResourceArtifactResolver;
import org.gradle.api.internal.artifacts.repositories.resolver.ResourcePattern;
import org.gradle.api.internal.artifacts.repositories.resolver.VersionLister;
import org.gradle.internal.component.external.model.DefaultModuleComponentArtifactMetadata;
import org.gradle.internal.component.external.model.ModuleDependencyMetadata;
import org.gradle.internal.component.external.model.MutableModuleComponentResolveMetadata;
import org.gradle.internal.component.model.ComponentOverrideMetadata;
import org.gradle.internal.component.model.DefaultIvyArtifactName;
import org.gradle.internal.component.model.IvyArtifactName;
import org.gradle.internal.resolve.result.BuildableModuleComponentMetaDataResolveResult;
import org.gradle.internal.resolve.result.BuildableModuleVersionListingResolveResult;
import org.gradle.internal.resource.local.LocallyAvailableExternalResource;

import javax.inject.Inject;
import java.util.List;

/**
 * TODO: This class sources Gradle metadata files, but there's no corresponding ModuleComponentResolveMetadata for this metadata yet.
 * Because of this, we will generate an empty instance (either a Ivy or Maven) based on the repository type.
 */
public class DefaultGradleModuleMetadataSource extends AbstractMetadataSource {
    private final GradleModuleMetadataParser metadataParser;
    private final MutableModuleMetadataFactory mutableModuleMetadataFactory;
    private final boolean listVersions;

    @Inject
    public DefaultGradleModuleMetadataSource(GradleModuleMetadataParser metadataParser, MutableModuleMetadataFactory mutableModuleMetadataFactory, boolean listVersions) {
        this.metadataParser = metadataParser;
        this.mutableModuleMetadataFactory = mutableModuleMetadataFactory;
        this.listVersions = listVersions;
    }

    @Override
    public MutableModuleComponentResolveMetadata create(String repositoryName, ComponentResolvers componentResolvers, ModuleComponentIdentifier moduleComponentIdentifier, ComponentOverrideMetadata prescribedMetaData, ExternalResourceArtifactResolver artifactResolver, BuildableModuleComponentMetaDataResolveResult result) {
        DefaultIvyArtifactName moduleMetadataArtifact = new DefaultIvyArtifactName(moduleComponentIdentifier.getModule(), "module", "module");
        LocallyAvailableExternalResource gradleMetadataArtifact = artifactResolver.resolveArtifact(new DefaultModuleComponentArtifactMetadata(moduleComponentIdentifier, moduleMetadataArtifact), result);
        if (gradleMetadataArtifact != null) {
            MutableModuleComponentResolveMetadata metaDataFromResource = mutableModuleMetadataFactory.create(moduleComponentIdentifier);
            metadataParser.parse(gradleMetadataArtifact, metaDataFromResource);
            return metaDataFromResource;
        }
        return null;
    }

    @Override
    public void listModuleVersions(ModuleDependencyMetadata dependency, ModuleIdentifier module, List ivyPatterns, List artifactPatterns, VersionLister versionLister, BuildableModuleVersionListingResolveResult result) {
        if (listVersions) {
            // List modules based on metadata files, but only if we won't check for maven-metadata (which is preferred)
            IvyArtifactName metaDataArtifact = new DefaultIvyArtifactName(module.getName(), "module", "module");
            versionLister.listVersions(module, metaDataArtifact, ivyPatterns, result);
        }
    }
}