001/*
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements.  See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership.  The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License.  You may obtain a copy of the License at
009 *
010 *   http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing,
013 * software distributed under the License is distributed on an
014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015 * KIND, either express or implied.  See the License for the
016 * specific language governing permissions and limitations
017 * under the License.
018 */
019package org.eclipse.aether.spi.locking;
020
021import org.eclipse.aether.artifact.Artifact;
022import org.eclipse.aether.metadata.Metadata;
023
024/**
025 * Locking inhibitor may prevent Resolver locking to happen on certain resources.
026 *
027 * @since 2.0.14
028 */
029public interface LockingInhibitor {
030    /**
031     * Should return {@code true} for artifacts that needs lock inhibition.
032     * <p>
033     * <em>Warning: you do not want to override this method, or if you do, think twice.</em>
034     */
035    default boolean preventArtifactLocking(Artifact artifact) {
036        return false;
037    }
038
039    /**
040     * Should return {@code true} for metadata that needs lock inhibition.
041     */
042    default boolean preventMetadataLocking(Metadata metadata) {
043        return false;
044    }
045}