/*
* Copyright 2013 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.ImmutableSet;
import com.google.common.collect.Lists;
import org.gradle.api.Nullable;
import org.gradle.api.artifacts.ModuleVersionIdentifier;
import org.gradle.api.artifacts.component.ModuleComponentIdentifier;
import org.gradle.api.internal.artifacts.ivyservice.resolveengine.excludes.ModuleExclusion;
import org.gradle.api.internal.artifacts.ivyservice.resolveengine.excludes.ModuleExclusions;
import org.gradle.api.internal.attributes.AttributeContainerInternal;
import org.gradle.api.internal.attributes.AttributesSchemaInternal;
import org.gradle.api.internal.attributes.EmptySchema;
import org.gradle.api.internal.attributes.ImmutableAttributes;
import org.gradle.internal.DisplayName;
import org.gradle.internal.Describables;
import org.gradle.internal.component.external.descriptor.Artifact;
import org.gradle.internal.component.external.descriptor.Configuration;
import org.gradle.internal.component.external.descriptor.ModuleDescriptorState;
import org.gradle.internal.component.model.ComponentArtifactMetadata;
import org.gradle.internal.component.model.ConfigurationMetadata;
import org.gradle.internal.component.model.DefaultIvyArtifactName;
import org.gradle.internal.component.model.DefaultVariantMetadata;
import org.gradle.internal.component.model.DependencyMetadata;
import org.gradle.internal.component.model.Exclude;
import org.gradle.internal.component.model.IvyArtifactName;
import org.gradle.internal.component.model.ModuleSource;
import org.gradle.internal.component.model.VariantMetadata;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
import java.util.HashSet;
import java.util.LinkedHashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
abstract class AbstractModuleComponentResolveMetadata implements ModuleComponentResolveMetadata {
private final ModuleDescriptorState descriptor;
private final ModuleVersionIdentifier moduleVersionIdentifier;
private final ModuleComponentIdentifier componentIdentifier;
private final boolean changing;
private final String status;
private final List<String> statusScheme;
@Nullable
private final ModuleSource moduleSource;
private final Map<String, Configuration> configurationDefinitions;
private final Map<String, DefaultConfigurationMetadata> configurations;
@Nullable
private final List<ModuleComponentArtifactMetadata> artifacts;
private final List<? extends DependencyMetadata> dependencies;
private final List<Exclude> excludes;
protected AbstractModuleComponentResolveMetadata(MutableModuleComponentResolveMetadata metadata) {
this.descriptor = metadata.getDescriptor();
this.componentIdentifier = metadata.getComponentId();
this.moduleVersionIdentifier = metadata.getId();
changing = metadata.isChanging();
status = metadata.getStatus();
statusScheme = metadata.getStatusScheme();
moduleSource = metadata.getSource();
configurationDefinitions = metadata.getConfigurationDefinitions();
dependencies = metadata.getDependencies();
excludes = descriptor.getExcludes();
artifacts = metadata.getArtifacts();
configurations = populateConfigurationsFromDescriptor();
if (artifacts != null) {
populateArtifacts(artifacts);
} else {
populateArtifactsFromDescriptor();
}
}
protected AbstractModuleComponentResolveMetadata(AbstractModuleComponentResolveMetadata metadata, @Nullable ModuleSource source) {
this.descriptor = metadata.getDescriptor();
this.componentIdentifier = metadata.getComponentId();
this.moduleVersionIdentifier = metadata.getId();
changing = metadata.isChanging();
status = metadata.getStatus();
statusScheme = metadata.getStatusScheme();
moduleSource = source;
configurationDefinitions = metadata.getConfigurationDefinitions();
dependencies = metadata.getDependencies();
excludes = metadata.excludes;
artifacts = metadata.artifacts;
configurations = metadata.configurations;
}
@Nullable
@Override
public AttributesSchemaInternal getAttributesSchema() {
return EmptySchema.INSTANCE;
}
@Override
public ModuleDescriptorState getDescriptor() {
return descriptor;
}
@Override
public boolean isChanging() {
return changing;
}
@Override
public boolean isGenerated() {
return descriptor.isGenerated();
}
@Override
public String getStatus() {
return status;
}
@Override
public List<String> getStatusScheme() {
return statusScheme;
}
@Override
public ModuleComponentIdentifier getComponentId() {
return componentIdentifier;
}
@Override
public ModuleVersionIdentifier getId() {
return moduleVersionIdentifier;
}
@Override
public ModuleSource getSource() {
return moduleSource;
}
@Override
public Set<String> getConfigurationNames() {
return configurations.keySet();
}
@Override
public List<? extends ConfigurationMetadata> getConsumableConfigurationsHavingAttributes() {
return Collections.emptyList();
}
@Override
public String toString() {
return componentIdentifier.getDisplayName();
}
@Override
public ModuleComponentArtifactMetadata artifact(String type, @Nullable String extension, @Nullable String classifier) {
IvyArtifactName ivyArtifactName = new DefaultIvyArtifactName(getId().getName(), type, extension, classifier);
return new DefaultModuleComponentArtifactMetadata(getComponentId(), ivyArtifactName);
}
private void populateArtifacts(List<ModuleComponentArtifactMetadata> artifacts) {
for (DefaultConfigurationMetadata configuration : configurations.values()) {
configuration.artifacts.addAll(artifacts);
}
}
private void populateArtifactsFromDescriptor() {
for (Artifact artifact : descriptor.getArtifacts()) {
ModuleComponentArtifactMetadata artifactMetadata = new DefaultModuleComponentArtifactMetadata(componentIdentifier, artifact.getArtifactName());
for (String configuration : artifact.getConfigurations()) {
configurations.get(configuration).artifacts.add(artifactMetadata);
}
}
Set<ConfigurationMetadata> visited = new HashSet<ConfigurationMetadata>();
for (DefaultConfigurationMetadata configuration : configurations.values()) {
configuration.collectInheritedArtifacts(visited);
}
}
@Nullable
@Override
public List<ModuleComponentArtifactMetadata> getArtifacts() {
return artifacts;
}
@Override
public List<? extends DependencyMetadata> getDependencies() {
return dependencies;
}
@Override
public Map<String, Configuration> getConfigurationDefinitions() {
return configurationDefinitions;
}
@Override
public DefaultConfigurationMetadata getConfiguration(final String name) {
return configurations.get(name);
}
private Map<String, DefaultConfigurationMetadata> populateConfigurationsFromDescriptor() {
Set<String> configurationsNames = configurationDefinitions.keySet();
Map<String, DefaultConfigurationMetadata> configurations = new HashMap<String, DefaultConfigurationMetadata>(configurationsNames.size());
for (String configName : configurationsNames) {
DefaultConfigurationMetadata configuration = populateConfigurationFromDescriptor(configName, configurationDefinitions, configurations);
configuration.populateDependencies(dependencies);
}
return configurations;
}
private DefaultConfigurationMetadata populateConfigurationFromDescriptor(String name, Map<String, Configuration> configurationDefinitions, Map<String, DefaultConfigurationMetadata> configurations) {
DefaultConfigurationMetadata populated = configurations.get(name);
if (populated != null) {
return populated;
}
Configuration descriptorConfiguration = configurationDefinitions.get(name);
List<String> extendsFrom = descriptorConfiguration.getExtendsFrom();
boolean transitive = descriptorConfiguration.isTransitive();
boolean visible = descriptorConfiguration.isVisible();
if (extendsFrom.isEmpty()) {
// tail
populated = new DefaultConfigurationMetadata(componentIdentifier, name, transitive, visible, excludes);
configurations.put(name, populated);
return populated;
} else if (extendsFrom.size() == 1) {
populated = new DefaultConfigurationMetadata(
componentIdentifier,
name,
transitive,
visible,
Collections.singletonList(populateConfigurationFromDescriptor(extendsFrom.get(0), configurationDefinitions, configurations)),
excludes
);
configurations.put(name, populated);
return populated;
}
List<DefaultConfigurationMetadata> hierarchy = new ArrayList<DefaultConfigurationMetadata>(extendsFrom.size());
for (String confName : extendsFrom) {
hierarchy.add(populateConfigurationFromDescriptor(confName, configurationDefinitions, configurations));
}
populated = new DefaultConfigurationMetadata(
componentIdentifier,
name,
transitive,
visible,
hierarchy,
excludes
);
configurations.put(name, populated);
return populated;
}
private static class DefaultConfigurationMetadata implements ConfigurationMetadata {
private final ModuleComponentIdentifier componentId;
private final String name;
private final List<DefaultConfigurationMetadata> parents;
private final List<DependencyMetadata> configDependencies = new ArrayList<DependencyMetadata>();
private final Set<ComponentArtifactMetadata> artifacts = new LinkedHashSet<ComponentArtifactMetadata>();
private final boolean transitive;
private final boolean visible;
private final Set<String> hierarchy;
private final List<Exclude> excludes;
private ModuleExclusion exclusions;
private DefaultConfigurationMetadata(ModuleComponentIdentifier componentId, String name, boolean transitive, boolean visible, List<DefaultConfigurationMetadata> parents, List<Exclude> excludes) {
this.componentId = componentId;
this.name = name;
this.parents = parents;
this.transitive = transitive;
this.visible = visible;
this.hierarchy = calculateHierarchy();
this.excludes = excludes;
}
private DefaultConfigurationMetadata(ModuleComponentIdentifier componentId, String name, boolean transitive, boolean visible, List<Exclude> excludes) {
this(componentId, name, transitive, visible, null, excludes);
}
@Override
public DisplayName asDescribable() {
return Describables.of(componentId, "configuration", name);
}
@Override
public String toString() {
return asDescribable().getDisplayName();
}
@Override
public String getName() {
return name;
}
@Override
public Set<String> getHierarchy() {
return hierarchy;
}
private Set<String> calculateHierarchy() {
if (parents == null) {
return Collections.singleton(name);
}
Set<String> hierarchy = new LinkedHashSet<String>(1 + parents.size());
populateHierarchy(hierarchy);
return hierarchy;
}
private void populateHierarchy(Set<String> accumulator) {
accumulator.add(name);
if (parents != null) {
for (DefaultConfigurationMetadata parent : parents) {
parent.populateHierarchy(accumulator);
}
}
}
@Override
public boolean isTransitive() {
return transitive;
}
@Override
public boolean isVisible() {
return visible;
}
@Override
public AttributeContainerInternal getAttributes() {
return ImmutableAttributes.EMPTY;
}
@Override
public boolean isCanBeConsumed() {
return true;
}
@Override
public boolean isCanBeResolved() {
return false;
}
@Override
public List<DependencyMetadata> getDependencies() {
return configDependencies;
}
private void populateDependencies(Iterable<? extends DependencyMetadata> dependencies) {
for (DependencyMetadata dependency : dependencies) {
if (include(dependency)) {
this.configDependencies.add(dependency);
}
}
}
private boolean include(DependencyMetadata dependency) {
Set<String> hierarchy = getHierarchy();
for (String moduleConfiguration : dependency.getModuleConfigurations()) {
if (moduleConfiguration.equals("%") || hierarchy.contains(moduleConfiguration)) {
return true;
}
if (moduleConfiguration.equals("*")) {
boolean include = true;
for (String conf2 : dependency.getModuleConfigurations()) {
if (conf2.startsWith("!") && conf2.substring(1).equals(getName())) {
include = false;
break;
}
}
if (include) {
return true;
}
}
}
return false;
}
@Override
public ModuleExclusion getExclusions(ModuleExclusions moduleExclusions) {
if (exclusions == null) {
exclusions = filterExcludes(moduleExclusions, excludes);
}
return exclusions;
}
private ModuleExclusion filterExcludes(ModuleExclusions exclusions, Iterable<Exclude> excludes) {
Set<String> hierarchy = getHierarchy();
List<Exclude> filtered = Lists.newArrayList();
for (Exclude exclude : excludes) {
for (String config : exclude.getConfigurations()) {
if (hierarchy.contains(config)) {
filtered.add(exclude);
break;
}
}
}
return exclusions.excludeAny(filtered);
}
@Override
public Set<ComponentArtifactMetadata> getArtifacts() {
return artifacts;
}
@Override
public Set<? extends VariantMetadata> getVariants() {
return ImmutableSet.of(new DefaultVariantMetadata(asDescribable(), getAttributes(), getArtifacts()));
}
@Override
public ModuleComponentArtifactMetadata artifact(IvyArtifactName artifact) {
return new DefaultModuleComponentArtifactMetadata(componentId, artifact);
}
protected void collectInheritedArtifacts(Set<ConfigurationMetadata> visited) {
if (!visited.add(this)) {
return;
}
if (parents == null) {
return;
}
for (DefaultConfigurationMetadata parent : parents) {
parent.collectInheritedArtifacts(visited);
artifacts.addAll(parent.artifacts);
}
}
}
}