org.gradle.apiresult.ResolvedComponentResult Maven / Gradle / Ivy

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/*
 * Copyright 2012 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.artifacts.result;

import org.gradle.api.Incubating;
import org.gradle.api.artifacts.ModuleVersionIdentifier;
import org.gradle.internal.scan.UsedByScanPlugin;

import javax.annotation.Nullable;
import java.util.List;
import java.util.Set;

/**
 * Represents a component instance in the resolved dependency graph. Provides some basic identity and dependency information about the component.
 */
@UsedByScanPlugin
public interface ResolvedComponentResult extends ComponentResult {

    /**
     * Returns the dependencies of this component. Includes resolved and unresolved dependencies (if any).
     *
     * 
The elements of the returned collection are declared as {@link DependencyResult}, however the dependency instances will also implement one of the
     * following instances:
     *
     * 
     *     {@link ResolvedDependencyResult} for dependencies which were successfully resolved.
     *     {@link UnresolvedDependencyResult} for dependencies which could not be resolved for some reason.
     * 
     *
     * @return the dependencies of this component
     */
    Set getDependencies();

    /**
     * Returns the incoming dependencies of this component.
     *
     * @return the dependents of this component
     */
    Set getDependents();

    /**
     * Returns the reason why this particular component was selected in the result.
     * Useful if multiple candidate components were found during dependency resolution.
     *
     * @return the reason for selecting the component
     */
    ComponentSelectionReason getSelectionReason();

    /**
     * Returns the module version which this component belongs to, if any. A component will belong to a module version if it was found in some repository, or if the
     * module version for the component has been declared, usually by declaring how the component should be published.
     *
     * @return the module version of the component, or {@code null} if this component has no associated module version.
     */
    @Nullable
    ModuleVersionIdentifier getModuleVersion();

    /**
     * Returns the variant that was selected for this component. When Gradle metadata is not used, this usually only refers to the target
     * "configuration" (for an Ivy dependency) or "scope" (for a Maven dependency).
     *
     * @return the resolved variant for this component
     *
     * @since 4.6
     *
     * @deprecated Use {@link #getVariants()} instead}
     */
    @Incubating
    @Deprecated
    ResolvedVariantResult getVariant();

    /**
     * Returns the variants that were selected for this component. When Gradle metadata is not used, this usually only refers to the target
     * "configuration" (for an Ivy dependency) or "scope" (for a Maven dependency).
     *
     * @return the resolved variants for this component
     *
     * @since 5.2
     */
    @Incubating
    List getVariants();
}