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.internal.impl.resolution;
20
21 import java.util.List;
22
23 import org.eclipse.aether.RepositorySystemSession;
24 import org.eclipse.aether.internal.impl.DefaultArtifactResolver;
25 import org.eclipse.aether.resolution.ArtifactResult;
26 import org.eclipse.aether.spi.resolution.ArtifactResolverPostProcessor;
27
28 /**
29 * Support class to implement {@link ArtifactResolverPostProcessor}.
30 *
31 * @since 1.9.0
32 */
33 public abstract class ArtifactResolverPostProcessorSupport implements ArtifactResolverPostProcessor {
34 protected static final String CONFIG_PROPS_PREFIX = DefaultArtifactResolver.CONFIG_PROPS_PREFIX + "postProcessor.";
35
36 /**
37 * This implementation will call into underlying code only if enabled.
38 */
39 @Override
40 public void postProcess(RepositorySystemSession session, List<ArtifactResult> artifactResults) {
41 if (isEnabled(session)) {
42 doPostProcess(session, artifactResults);
43 }
44 }
45
46 protected abstract void doPostProcess(RepositorySystemSession session, List<ArtifactResult> artifactResults);
47
48 /**
49 * Returns {@code true} if session configuration marks this instance as enabled.
50 * <p>
51 * Default value is {@code false}.
52 */
53 protected abstract boolean isEnabled(RepositorySystemSession session);
54 }