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/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.eclipse.aether.internal.impl.collect.bf;

import java.util.List;

import org.eclipse.aether.RequestTrace;
import org.eclipse.aether.collection.DependencyManager;
import org.eclipse.aether.collection.DependencySelector;
import org.eclipse.aether.collection.DependencyTraverser;
import org.eclipse.aether.collection.VersionFilter;
import org.eclipse.aether.graph.Dependency;
import org.eclipse.aether.graph.DependencyNode;
import org.eclipse.aether.internal.impl.collect.PremanagedDependency;
import org.eclipse.aether.repository.RemoteRepository;

/**
 * Internal helper for {@link BfDependencyCollector}.
 *
 * @since 1.8.0
 */
final class DependencyProcessingContext {
    final DependencySelector depSelector;
    final DependencyManager depManager;
    final DependencyTraverser depTraverser;
    final VersionFilter verFilter;
    final List repositories;
    final List managedDependencies;

    /**
     * All parents of the dependency in the top > down order.
     */
    final List parents;

    final PremanagedDependency premanagedDependency;
    final RequestTrace trace;
    Dependency dependency;

    @SuppressWarnings("checkstyle:parameternumber")
    DependencyProcessingContext(
            DependencySelector depSelector,
            DependencyManager depManager,
            DependencyTraverser depTraverser,
            VersionFilter verFilter,
            RequestTrace trace,
            List repositories,
            List managedDependencies,
            List parents,
            Dependency dependency,
            PremanagedDependency premanagedDependency) {
        this.depSelector = depSelector;
        this.depManager = depManager;
        this.depTraverser = depTraverser;
        this.verFilter = verFilter;
        this.trace = trace;
        this.repositories = repositories;
        this.dependency = dependency;
        this.premanagedDependency = premanagedDependency;
        this.managedDependencies = managedDependencies;
        this.parents = parents;
    }

    DependencyProcessingContext withDependency(Dependency dependency) {
        this.dependency = dependency;
        return this;
    }

    DependencyProcessingContext copy() {
        return new DependencyProcessingContext(
                depSelector,
                depManager,
                depTraverser,
                verFilter,
                trace,
                repositories,
                managedDependencies,
                parents,
                dependency,
                premanagedDependency);
    }

    DependencyNode getParent() {
        return parents.get(parents.size() - 1);
    }
}