01: /*
02: * Licensed to the Apache Software Foundation (ASF) under one or more
03: * contributor license agreements. See the NOTICE file distributed with
04: * this work for additional information regarding copyright ownership.
05: * The ASF licenses this file to You under the Apache License, Version 2.0
06: * (the "License"); you may not use this file except in compliance with
07: * the License. You may obtain a copy of the License at
08: *
09: * http://www.apache.org/licenses/LICENSE-2.0
10: *
11: * Unless required by applicable law or agreed to in writing, software
12: * distributed under the License is distributed on an "AS IS" BASIS,
13: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14: * See the License for the specific language governing permissions and
15: * limitations under the License.
16: *
17: */
18: package org.apache.ivy.util;
19:
20: import java.util.Arrays;
21: import java.util.LinkedHashSet;
22: import java.util.Set;
23:
24: import org.apache.ivy.core.module.descriptor.Configuration;
25: import org.apache.ivy.core.module.descriptor.ModuleDescriptor;
26: import org.apache.ivy.core.module.descriptor.Configuration.Visibility;
27:
28: /**
29: * Class containing several utility methods for working with configurations.
30: */
31: public final class ConfigurationUtils {
32:
33: /**
34: * Private constructor to avoid instantiation of this class.
35: */
36: private ConfigurationUtils() {
37: }
38:
39: /**
40: * Replace the wildcards in the given configuration array, by the name of the given
41: * ModuleDescriptor
42: *
43: * The supported wildcards are:
44: * <ul>
45: * <li><b><tt>*</tt> :</b> all configurations</li>
46: * <li><b><tt>*(public)</tt> :</b> all public configurations</li>
47: * <li><b><tt>*(private)</tt> :</b> all private configurations</li>
48: * </ul>
49: * If the given array of configurations is <code>null</code>, all configurations
50: * from the given module descriptor are returned, including if this array is empty.
51: *
52: * @param confs
53: * the configurations, can contain wildcards
54: * @param md
55: * the configurations where the wildcards are replaced
56: * @return
57: */
58: public static String[] replaceWildcards(String[] confs,
59: ModuleDescriptor md) {
60: if (confs == null) {
61: return md.getConfigurationsNames();
62: }
63:
64: Set result = new LinkedHashSet();
65: for (int i = 0; i < confs.length; i++) {
66: if ("*".equals(confs[i])) {
67: result.addAll(Arrays
68: .asList(md.getConfigurationsNames()));
69: } else if ("*(public)".equals(confs[i])) {
70: Configuration[] all = md.getConfigurations();
71: for (int j = 0; j < all.length; j++) {
72: if (all[j].getVisibility()
73: .equals(Visibility.PUBLIC)) {
74: result.add(all[j].getName());
75: }
76: }
77: } else if ("*(private)".equals(confs[i])) {
78: Configuration[] all = md.getConfigurations();
79: for (int j = 0; j < all.length; j++) {
80: if (all[j].getVisibility().equals(
81: Visibility.PRIVATE)) {
82: result.add(all[j].getName());
83: }
84: }
85: } else {
86: result.add(confs[i]);
87: }
88: }
89:
90: return (String[]) result.toArray(new String[result.size()]);
91: }
92:
93: }
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