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.plugin.Plugin;
37 import jdk.tools.jlink.plugin.PluginException;
38 import jdk.tools.jlink.plugin.Plugin.Category;
39 import jdk.tools.jlink.plugin.ResourcePool;
40
41 /**
42 * Plugins configuration.
43 */
44 public final class ImagePluginConfiguration {
45
46 private static final List<Category> CATEGORIES_ORDER = new ArrayList<>();
47
48 static {
49 CATEGORIES_ORDER.add(Category.FILTER);
50 CATEGORIES_ORDER.add(Category.TRANSFORMER);
51 CATEGORIES_ORDER.add(Category.MODULEINFO_TRANSFORMER);
52 CATEGORIES_ORDER.add(Category.SORTER);
53 CATEGORIES_ORDER.add(Category.COMPRESSOR);
54 CATEGORIES_ORDER.add(Category.METAINFO_ADDER);
55 CATEGORIES_ORDER.add(Category.VERIFIER);
56 CATEGORIES_ORDER.add(Category.PROCESSOR);
57 CATEGORIES_ORDER.add(Category.PACKAGER);
58 }
59
60 private ImagePluginConfiguration() {
61 }
62
63 /*
64 * Create a stack of plugins from a a configuration.
65 */
66 public static ImagePluginStack parseConfiguration(Jlink.PluginsConfiguration pluginsConfiguration)
67 throws Exception {
68 if (pluginsConfiguration == null) {
69 return new ImagePluginStack();
70 }
71 Map<Category, List<Plugin>> plugins = new LinkedHashMap<>();
72 for (Category cat : CATEGORIES_ORDER) {
73 plugins.put(cat, new ArrayList<>());
74 }
75
76 List<String> seen = new ArrayList<>();
77 // split into categories and check for plugin with same name.
78 for (Plugin plug : pluginsConfiguration.getPlugins()) {
79 if (seen.contains(plug.getName())) {
80 throw new Exception("Plugin " + plug.getName()
81 + " added more than once to stack ");
82 }
83 seen.add(plug.getName());
84 Category category = plug.getType();
85 if (category == null) {
86 throw new PluginException("Invalid category for "
87 + plug.getName());
88 }
89 List<Plugin> lst = plugins.get(category);
90 lst.add(plug);
91 }
92
93 List<Plugin> orderedPlugins = new ArrayList<>();
94 plugins.entrySet().stream().forEach((entry) -> {
95 orderedPlugins.addAll(entry.getValue());
96 });
97 Plugin lastSorter = null;
98 for (Plugin plugin : orderedPlugins) {
99 if (plugin.getName().equals(pluginsConfiguration.getLastSorterPluginName())) {
100 lastSorter = plugin;
101 break;
102 }
103 }
104 if (pluginsConfiguration.getLastSorterPluginName() != null && lastSorter == null) {
105 throw new IOException("Unknown last plugin "
106 + pluginsConfiguration.getLastSorterPluginName());
107 }
108 ImageBuilder builder = pluginsConfiguration.getImageBuilder();
109 if (builder == null) {
110 // This should be the case for jimage only creation or post-install.
111 builder = new ImageBuilder() {
112
113 @Override
114 public DataOutputStream getJImageOutputStream() {
115 throw new PluginException("No directory setup to store files");
116 }
117
118 @Override
119 public ExecutableImage getExecutableImage() {
120 throw new PluginException("No directory setup to store files");
121 }
122
123 @Override
124 public void storeFiles(ResourcePool files) {
125 throw new PluginException("No directory setup to store files");
126 }
127 };
128 }
129
130 return new ImagePluginStack(builder, orderedPlugins, lastSorter);
131 }
132 }
--- EOF ---