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/*
* Copyright 2015 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 com.google.common.collect.Lists;
import org.gradle.api.artifacts.ResolutionStrategy;
import org.gradle.api.artifacts.component.ComponentIdentifier;
import org.gradle.api.internal.artifacts.transform.VariantSelector;
import org.gradle.api.specs.Spec;
import java.util.ArrayList;
import java.util.List;
import static org.gradle.api.internal.artifacts.ivyservice.resolveengine.artifact.ResolvedArtifactSet.EMPTY;
public class DefaultVisitedArtifactResults implements VisitedArtifactsResults {
private final ResolutionStrategy.SortOrder sortOrder;
// Index of the artifact set == the id of the artifact set
private final List artifactsById;
public DefaultVisitedArtifactResults(ResolutionStrategy.SortOrder sortOrder, List artifactsById) {
this.sortOrder = sortOrder;
this.artifactsById = artifactsById;
}
@Override
public SelectedArtifactResults select(Spec componentFilter, VariantSelector selector) {
if (artifactsById.isEmpty()) {
return NoArtifactResults.INSTANCE;
}
List resolvedArtifactSets = new ArrayList<>(artifactsById.size());
for (ArtifactSet artifactSet : artifactsById) {
ResolvedArtifactSet resolvedArtifacts = artifactSet.select(componentFilter, selector);
resolvedArtifactSets.add(resolvedArtifacts);
}
if (sortOrder == ResolutionStrategy.SortOrder.DEPENDENCY_FIRST) {
resolvedArtifactSets = Lists.reverse(resolvedArtifactSets);
}
ResolvedArtifactSet composite = CompositeResolvedArtifactSet.of(resolvedArtifactSets);
return new DefaultSelectedArtifactResults(sortOrder, composite, resolvedArtifactSets);
}
private static class NoArtifactResults implements SelectedArtifactResults {
private static final NoArtifactResults INSTANCE = new NoArtifactResults();
@Override
public ResolvedArtifactSet getArtifacts() {
return EMPTY;
}
@Override
public ResolvedArtifactSet getArtifactsWithId(int id) {
return EMPTY;
}
}
private static class DefaultSelectedArtifactResults implements SelectedArtifactResults {
private final ResolvedArtifactSet allArtifacts;
private final ResolutionStrategy.SortOrder sortOrder;
// Index of the artifact set == the id of the artifact set, but reversed when sort order is dependency first
private final List resolvedArtifactsById;
DefaultSelectedArtifactResults(ResolutionStrategy.SortOrder sortOrder, ResolvedArtifactSet allArtifacts, List resolvedArtifactsById) {
this.sortOrder = sortOrder;
this.allArtifacts = allArtifacts;
this.resolvedArtifactsById = resolvedArtifactsById;
}
@Override
public ResolvedArtifactSet getArtifacts() {
return allArtifacts;
}
@Override
public ResolvedArtifactSet getArtifactsWithId(int id) {
if (sortOrder == ResolutionStrategy.SortOrder.DEPENDENCY_FIRST) {
return resolvedArtifactsById.get(resolvedArtifactsById.size() - id - 1);
}
return resolvedArtifactsById.get(id);
}
}
}