/*
 * 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.graph;

import org.gradle.api.artifacts.component.ComponentIdentifier;
import org.gradle.api.artifacts.component.ProjectComponentIdentifier;
import org.gradle.api.internal.artifacts.ivyservice.resolveengine.projectresult.ResolvedProjectConfigurationResultBuilder;

public class ResolvedProjectConfigurationResultGraphVisitor implements DependencyGraphVisitor {
    private final ResolvedProjectConfigurationResultBuilder builder;

    public ResolvedProjectConfigurationResultGraphVisitor(ResolvedProjectConfigurationResultBuilder builder) {
        this.builder = builder;
    }

    @Override
    public void start(DependencyGraphBuilder.ConfigurationNode root) {
        builder.registerRoot(root.getComponentId());
    }

    @Override
    public void visitNode(DependencyGraphBuilder.ConfigurationNode resolvedConfiguration) {
        ComponentIdentifier componentId = resolvedConfiguration.getComponentId();
        if (componentId instanceof ProjectComponentIdentifier) {
            builder.addProjectComponentResult((ProjectComponentIdentifier) componentId, resolvedConfiguration.id.getConfiguration());
        }
    }

    @Override
    public void visitEdge(DependencyGraphBuilder.ConfigurationNode resolvedConfiguration) {
    }

    @Override
    public void finish(DependencyGraphBuilder.ConfigurationNode root) {
    }
}
