1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one
3 * or more contributor license agreements. See the NOTICE file
4 * distributed with this work for additional information
5 * regarding copyright ownership. The ASF licenses this file
6 * to you under the Apache License, Version 2.0 (the
7 * "License"); you may not use this file except in compliance
8 * with the License. You may obtain a copy of the License at
9 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing,
13 * software distributed under the License is distributed on an
14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15 * KIND, either express or implied. See the License for the
16 * specific language governing permissions and limitations
17 * under the License.
18 */
19 package org.eclipse.aether.spi.artifact;
20
21 import org.eclipse.aether.artifact.Artifact;
22
23 /**
24 * An artifact predicate.
25 *
26 * @since 2.0.0
27 */
28 public interface ArtifactPredicate {
29 /**
30 * Returns {@code true} if passed in artifact should have checksums.
31 * <p>
32 * Artifact should have checksum if it is not a checksum artifact, or any artifact that has been configured (in
33 * session) that should not have them.
34 */
35 default boolean hasChecksums(Artifact artifact) {
36 return !isWithoutChecksum(artifact) && !isChecksum(artifact);
37 }
38
39 /**
40 * Returns {@code true} if passed in artifact is configured to not have checksums.
41 */
42 boolean isWithoutChecksum(Artifact artifact);
43
44 /**
45 * Returns {@code true} if passed in artifact is a checksum artifact.
46 */
47 boolean isChecksum(Artifact artifact);
48 }