1 /*
2 * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25 package jdk.tools.jlink.internal;
26
27 import java.io.DataOutputStream;
28
29 import java.io.IOException;
30 import java.util.ArrayList;
31 import java.util.LinkedHashMap;
32 import java.util.List;
33 import java.util.Map;
34 import java.util.Map.Entry;
35 import jdk.tools.jlink.builder.ImageBuilder;
36 import jdk.tools.jlink.Jlink;
37 import jdk.tools.jlink.plugin.Plugin;
38 import jdk.tools.jlink.plugin.PluginException;
39 import jdk.tools.jlink.plugin.Plugin.Category;
40 import jdk.tools.jlink.plugin.ResourcePool;
41
42 /**
43 * Plugins configuration.
44 */
45 public final class ImagePluginConfiguration {
46
47 private static final List<Category> CATEGORIES_ORDER = new ArrayList<>();
48
49 static {
50 CATEGORIES_ORDER.add(Category.FILTER);
51 CATEGORIES_ORDER.add(Category.TRANSFORMER);
52 CATEGORIES_ORDER.add(Category.MODULEINFO_TRANSFORMER);
53 CATEGORIES_ORDER.add(Category.SORTER);
54 CATEGORIES_ORDER.add(Category.COMPRESSOR);
55 CATEGORIES_ORDER.add(Category.METAINFO_ADDER);
56 CATEGORIES_ORDER.add(Category.VERIFIER);
57 CATEGORIES_ORDER.add(Category.PROCESSOR);
58 CATEGORIES_ORDER.add(Category.PACKAGER);
59 }
60
61 private ImagePluginConfiguration() {
62 }
63
64 /*
65 * Create a stack of plugins from a a configuration.
66 */
67 public static ImagePluginStack parseConfiguration(Jlink.PluginsConfiguration pluginsConfiguration)
68 throws Exception {
69 if (pluginsConfiguration == null) {
70 return new ImagePluginStack();
71 }
72 Map<Category, List<Plugin>> plugins = new LinkedHashMap<>();
73 for (Category cat : CATEGORIES_ORDER) {
74 plugins.put(cat, new ArrayList<>());
75 }
76
77 List<String> seen = new ArrayList<>();
78 // split into categories and check for plugin with same name.
79 for (Plugin plug : pluginsConfiguration.getPlugins()) {
80 if (seen.contains(plug.getName())) {
81 throw new Exception("Plugin " + plug.getName()
82 + " added more than once to stack ");
83 }
84 seen.add(plug.getName());
85 Category category = plug.getType();
86 if (category == null) {
87 throw new PluginException("Invalid category for "
88 + plug.getName());
89 }
90 List<Plugin> lst = plugins.get(category);
91 lst.add(plug);
92 }
93
94 List<Plugin> orderedPlugins = new ArrayList<>();
95 plugins.entrySet().stream().forEach((entry) -> {
96 orderedPlugins.addAll(entry.getValue());
97 });
98 Plugin lastSorter = null;
99 for (Plugin plugin : orderedPlugins) {
100 if (plugin.getName().equals(pluginsConfiguration.getLastSorterPluginName())) {
101 lastSorter = plugin;
102 break;
103 }
104 }
105 if (pluginsConfiguration.getLastSorterPluginName() != null && lastSorter == null) {
106 throw new IOException("Unknown last plugin "
107 + pluginsConfiguration.getLastSorterPluginName());
108 }
109 ImageBuilder builder = pluginsConfiguration.getImageBuilder();
110 if (builder == null) {
111 // This should be the case for jimage only creation or post-install.
112 builder = new ImageBuilder() {
113
114 @Override
115 public DataOutputStream getJImageOutputStream() {
116 throw new PluginException("No directory setup to store files");
117 }
118
119 @Override
120 public ExecutableImage getExecutableImage() {
121 throw new PluginException("No directory setup to store files");
122 }
123
124 @Override
125 public void storeFiles(ResourcePool files) {
126 throw new PluginException("No directory setup to store files");
127 }
128 };
129 }
130
131 return new ImagePluginStack(builder, orderedPlugins, lastSorter);
132 }
133 }
--- EOF ---