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.apache.maven.model.interpolation;
20
21 import java.util.HashSet;
22 import java.util.Set;
23 import org.apache.maven.model.path.UrlNormalizer;
24 import org.codehaus.plexus.interpolation.InterpolationPostProcessor;
25
26 /**
27 * Ensures that expressions referring to URLs evaluate to normalized URLs.
28 *
29 * @author Benjamin Bentmann
30 */
31 class UrlNormalizingPostProcessor implements InterpolationPostProcessor {
32
33 private static final Set<String> URL_EXPRESSIONS;
34
35 static {
36 Set<String> expressions = new HashSet<>();
37 expressions.add("project.url");
38 expressions.add("project.scm.url");
39 expressions.add("project.scm.connection");
40 expressions.add("project.scm.developerConnection");
41 expressions.add("project.distributionManagement.site.url");
42
43 URL_EXPRESSIONS = expressions;
44 }
45
46 private UrlNormalizer normalizer;
47
48 UrlNormalizingPostProcessor(UrlNormalizer normalizer) {
49 this.normalizer = normalizer;
50 }
51
52 @Override
53 public Object execute(String expression, Object value) {
54 if (value != null && URL_EXPRESSIONS.contains(expression)) {
55 return normalizer.normalize(value.toString());
56 }
57
58 return null;
59 }
60 }