org.gradle.internal.component.external.model.DefaultMutableMavenModuleResolveMetadata Maven / Gradle / Ivy

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/*
 * Copyright 2016 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.component.external.model;

import com.google.common.collect.ImmutableList;
import org.gradle.api.artifacts.ModuleVersionIdentifier;
import org.gradle.api.artifacts.component.ModuleComponentIdentifier;
import org.gradle.api.internal.attributes.ImmutableAttributes;
import org.gradle.internal.component.model.DependencyMetadata;

import javax.annotation.Nullable;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;

import static org.gradle.internal.component.external.model.DefaultMavenModuleResolveMetadata.JAR_PACKAGINGS;
import static org.gradle.internal.component.external.model.DefaultMavenModuleResolveMetadata.POM_PACKAGING;

public class DefaultMutableMavenModuleResolveMetadata extends AbstractMutableModuleComponentResolveMetadata implements MutableMavenModuleResolveMetadata {
    private String packaging = "jar";
    private boolean relocated;
    private String snapshotTimestamp;
    private List addedVariants;
    private ImmutableList variants;

    /**
     * Creates default metadata for a Maven module with no POM.
     */
    public static DefaultMutableMavenModuleResolveMetadata missing(ModuleVersionIdentifier id, ModuleComponentIdentifier componentIdentifier) {
        DefaultMutableMavenModuleResolveMetadata metadata = new DefaultMutableMavenModuleResolveMetadata(id, componentIdentifier);
        metadata.setMissing(true);
        return metadata;
    }

    public DefaultMutableMavenModuleResolveMetadata(ModuleVersionIdentifier id, ModuleComponentIdentifier componentIdentifier) {
        this(id, componentIdentifier, ImmutableList.of());
    }

    public DefaultMutableMavenModuleResolveMetadata(ModuleVersionIdentifier id, ModuleComponentIdentifier componentIdentifier, Collection dependencies) {
        super(id, componentIdentifier, ImmutableList.copyOf(dependencies));
    }

    DefaultMutableMavenModuleResolveMetadata(MavenModuleResolveMetadata metadata) {
        super(metadata);
        this.packaging = metadata.getPackaging();
        this.relocated = metadata.isRelocated();
        this.snapshotTimestamp = metadata.getSnapshotTimestamp();
        variants = metadata.getVariants();
    }

    @Override
    public MavenModuleResolveMetadata asImmutable() {
        return new DefaultMavenModuleResolveMetadata(this);
    }

    @Nullable
    @Override
    public String getSnapshotTimestamp() {
        return snapshotTimestamp;
    }

    @Override
    public void setSnapshotTimestamp(@Nullable String snapshotTimestamp) {
        this.snapshotTimestamp = snapshotTimestamp;
    }

    @Override
    public boolean isRelocated() {
        return relocated;
    }

    @Override
    public void setRelocated(boolean relocated) {
        this.relocated = relocated;
    }

    @Override
    public String getPackaging() {
        return packaging;
    }

    @Override
    public void setPackaging(String packaging) {
        this.packaging = packaging;
    }

    @Override
    public boolean isPomPackaging() {
        return POM_PACKAGING.equals(packaging);
    }

    @Override
    public boolean isKnownJarPackaging() {
        return JAR_PACKAGINGS.contains(packaging);
    }

    @Override
    public MutableComponentVariant addVariant(String variantName, ImmutableAttributes attributes) {
        MutableVariantImpl variant = new MutableVariantImpl(variantName, attributes);
        if (addedVariants == null) {
            addedVariants = new ArrayList();
        }
        addedVariants.add(variant);
        return variant;
    }

    @Override
    public ImmutableList getVariants() {
        if (variants == null && addedVariants == null) {
            return ImmutableList.of();
        }
        if (variants != null && addedVariants == null) {
            return variants;
        }
        ImmutableList.Builder builder = new ImmutableList.Builder();
        if (variants != null) {
            builder.addAll(variants);
        }
        for (MutableVariantImpl variant : addedVariants) {
            builder.add(new ImmutableVariantImpl(variant.name, variant.attributes, ImmutableList.copyOf(variant.files)));
        }
        return builder.build();
    }

    private static class MutableVariantImpl implements MutableComponentVariant {
        private final String name;
        private final ImmutableAttributes attributes;
        private final List files = new ArrayList();

        MutableVariantImpl(String name, ImmutableAttributes attributes) {
            this.name = name;
            this.attributes = attributes;
        }

        @Override
        public void addFile(String name, String uri) {
            files.add(new FileImpl(name, uri));
        }
    }

    private static class FileImpl implements ComponentVariant.File {
        private final String name;
        private final String uri;

        FileImpl(String name, String uri) {
            this.name = name;
            this.uri = uri;
        }

        @Override
        public String getName() {
            return name;
        }

        @Override
        public String getUri() {
            return uri;
        }
    }

    private static class ImmutableVariantImpl implements ComponentVariant {
        private final String name;
        private final ImmutableAttributes attributes;
        private final ImmutableList files;

        ImmutableVariantImpl(String name, ImmutableAttributes attributes, ImmutableList files) {
            this.name = name;
            this.attributes = attributes;
            this.files = files;
        }

        @Override
        public String getName() {
            return name;
        }

        @Override
        public ImmutableAttributes getAttributes() {
            return attributes;
        }

        @Override
        public ImmutableList getFiles() {
            return files;
        }
    }
}