org.gradle.api.internalivyservice.resolveengine.artifact.ArtifactBackedResolvedVariant 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.ivyservice.resolveengine.artifact;
import org.gradle.api.attributes.AttributeContainer;
import org.gradle.api.internal.artifacts.DownloadArtifactBuildOperationType;
import org.gradle.api.internal.artifacts.ivyservice.resolveengine.artifact.ResolvedArtifactSet.AsyncArtifactListener;
import org.gradle.api.internal.attributes.AttributeContainerInternal;
import org.gradle.api.internal.tasks.TaskDependencyResolveContext;
import org.gradle.internal.DisplayName;
import org.gradle.internal.operations.BuildOperationContext;
import org.gradle.internal.operations.BuildOperationDescriptor;
import org.gradle.internal.operations.BuildOperationQueue;
import org.gradle.internal.operations.RunnableBuildOperation;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import static org.gradle.api.internal.artifacts.ivyservice.resolveengine.artifact.ResolvedArtifactSet.EMPTY;
class ArtifactBackedResolvedVariant implements ResolvedVariant {
private final DisplayName displayName;
private final AttributeContainerInternal attributes;
private final ResolvedArtifactSet artifacts;
private ArtifactBackedResolvedVariant(DisplayName displayName, AttributeContainerInternal attributes, ResolvedArtifactSet artifacts) {
this.displayName = displayName;
this.attributes = attributes;
this.artifacts = artifacts;
}
public static ResolvedVariant create(DisplayName displayName, AttributeContainerInternal attributes, Collection artifacts) {
if (artifacts.isEmpty()) {
return new ArtifactBackedResolvedVariant(displayName, attributes, EMPTY);
}
if (artifacts.size() == 1) {
return new ArtifactBackedResolvedVariant(displayName, attributes, new SingleArtifactSet(displayName, attributes, artifacts.iterator().next()));
}
List artifactSets = new ArrayList();
for (ResolvableArtifact artifact : artifacts) {
artifactSets.add(new SingleArtifactSet(displayName, attributes, artifact));
}
return new ArtifactBackedResolvedVariant(displayName, attributes, CompositeResolvedArtifactSet.of(artifactSets));
}
@Override
public String toString() {
return displayName.getDisplayName();
}
@Override
public DisplayName asDescribable() {
return displayName;
}
@Override
public ResolvedArtifactSet getArtifacts() {
return artifacts;
}
@Override
public AttributeContainerInternal getAttributes() {
return attributes;
}
private static class SingleArtifactSet implements ResolvedArtifactSet, ResolvedArtifactSet.Completion {
private final DisplayName variantName;
private final AttributeContainer variantAttributes;
private final ResolvableArtifact artifact;
private volatile Throwable failure;
SingleArtifactSet(DisplayName variantName, AttributeContainer variantAttributes, ResolvableArtifact artifact) {
this.variantName = variantName;
this.variantAttributes = variantAttributes;
this.artifact = artifact;
}
@Override
public ResolvedArtifactSet.Completion startVisit(BuildOperationQueue actions, AsyncArtifactListener listener) {
if (listener.requireArtifactFiles()) {
if (artifact.isResolveSynchronously()) {
// Resolve it now
new DownloadArtifactFile(artifact, this, listener).run(null);
} else {
// Resolve it later
actions.add(new DownloadArtifactFile(artifact, this, listener));
}
}
return this;
}
@Override
public void visit(ArtifactVisitor visitor) {
if (failure != null) {
visitor.visitFailure(failure);
} else {
visitor.visitArtifact(variantName, variantAttributes, artifact);
}
}
@Override
public void visitLocalArtifacts(LocalArtifactVisitor listener) {
listener.visitArtifact(artifact);
}
@Override
public void visitDependencies(TaskDependencyResolveContext context) {
context.add(artifact);
}
@Override
public String toString() {
return artifact.getId().getDisplayName();
}
}
private static class DownloadArtifactFile implements RunnableBuildOperation {
private final ResolvableArtifact artifact;
private final SingleArtifactSet owner;
private final AsyncArtifactListener listener;
DownloadArtifactFile(ResolvableArtifact artifact, SingleArtifactSet owner, AsyncArtifactListener visitor) {
this.artifact = artifact;
this.owner = owner;
this.listener = visitor;
}
@Override
public void run(BuildOperationContext context) {
try {
artifact.getFile();
listener.artifactAvailable(artifact);
// This method is sometimes called directly (i.e. not via an operation executor).
// In these cases, the context is null.
if (context != null) {
context.setResult(DownloadArtifactBuildOperationType.RESULT);
}
} catch (Exception t) {
owner.failure = t;
}
}
@Override
public BuildOperationDescriptor.Builder description() {
return BuildOperationDescriptor.displayName("Resolve " + artifact)
.details(new DownloadArtifactBuildOperationType.DetailsImpl(artifact.getId().getDisplayName()));
}
}
}