1 package org.apache.maven.classrealm;
2
3 /*
4 * Licensed to the Apache Software Foundation (ASF) under one
5 * or more contributor license agreements. See the NOTICE file
6 * distributed with this work for additional information
7 * regarding copyright ownership. The ASF licenses this file
8 * to you under the Apache License, Version 2.0 (the
9 * "License"); you may not use this file except in compliance
10 * with the License. You may obtain a copy of the License at
11 *
12 * http://www.apache.org/licenses/LICENSE-2.0
13 *
14 * Unless required by applicable law or agreed to in writing,
15 * software distributed under the License is distributed on an
16 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17 * KIND, either express or implied. See the License for the
18 * specific language governing permissions and limitations
19 * under the License.
20 */
21
22 import java.util.List;
23 import java.util.Map;
24
25 import org.apache.maven.model.Model;
26 import org.apache.maven.model.Plugin;
27 import org.codehaus.plexus.classworlds.realm.ClassRealm;
28 import org.eclipse.aether.artifact.Artifact;
29
30 /**
31 * Manages the class realms used by Maven. <strong>Warning:</strong> This is an internal utility interface that is only
32 * public for technical reasons, it is not part of the public API. In particular, this interface can be changed or
33 * deleted without prior notice.
34 *
35 * @author Benjamin Bentmann
36 */
37 public interface ClassRealmManager
38 {
39
40 /**
41 * Gets the class realm hosting the Maven core.
42 *
43 * @return The class realm hosting the Maven core, never {@code null}.
44 */
45 ClassRealm getCoreRealm();
46
47 /**
48 * Gets the class realm exposing the Maven API. This is basically a restricted view on the Maven core realm.
49 *
50 * @return The class realm exposing the Maven API, never {@code null}.
51 */
52 ClassRealm getMavenApiRealm();
53
54 /**
55 * Creates a new class realm for the specified project and its build extensions.
56 *
57 * @param model The model of the project for which to create a realm, must not be {@code null}.
58 * @param artifacts The artifacts to add to the class realm, may be {@code null}. Unresolved artifacts (i.e. with a
59 * missing file) will automatically be excluded from the realm.
60 * @return The new project realm, never {@code null}.
61 */
62 ClassRealm createProjectRealm( Model model, List<Artifact> artifacts );
63
64 /**
65 * Creates a new class realm for the specified build extension.
66 *
67 * @param extension The extension plugin for which to create a realm, must not be {@code null}.
68 * @param artifacts The artifacts to add to the class realm, may be {@code null}. Unresolved artifacts (i.e. with a
69 * missing file) will automatically be excluded from the realm.
70 * @return The new extension realm, never {@code null}.
71 */
72 ClassRealm createExtensionRealm( Plugin extension, List<Artifact> artifacts );
73
74 /**
75 * Creates a new class realm for the specified plugin.
76 *
77 * @param plugin The plugin for which to create a realm, must not be {@code null}.
78 * @param parent The parent realm for the new realm, may be {@code null}.
79 * @param parentImports The packages/types to import from the parent realm, may be {@code null}.
80 * @param foreignImports The packages/types to import from foreign realms, may be {@code null}.
81 * @param artifacts The artifacts to add to the class realm, may be {@code null}. Unresolved artifacts (i.e. with a
82 * missing file) will automatically be excluded from the realm.
83 * @return The new plugin realm, never {@code null}.
84 */
85 ClassRealm createPluginRealm( Plugin plugin, ClassLoader parent, List<String> parentImports,
86 Map<String, ClassLoader> foreignImports, List<Artifact> artifacts );
87
88 }