| /* |
| * Copyright (c) 2014, 2017, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package build.tools.jigsaw; |
| |
| import com.sun.tools.jdeps.ModuleDotGraph; |
| |
| import java.io.IOException; |
| import java.lang.module.Configuration; |
| import java.lang.module.ModuleDescriptor; |
| import java.lang.module.ModuleFinder; |
| import java.lang.module.ModuleReference; |
| import java.nio.file.Files; |
| import java.nio.file.Path; |
| import java.nio.file.Paths; |
| import java.util.ArrayList; |
| import java.util.HashMap; |
| import java.util.HashSet; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Properties; |
| import java.util.Set; |
| import java.util.function.Function; |
| import java.util.stream.Collectors; |
| |
| /** |
| * Generate the DOT file for a module graph for each module in the JDK |
| * after transitive reduction. |
| */ |
| public class GenGraphs { |
| |
| public static void main(String[] args) throws Exception { |
| Path dir = null; |
| boolean spec = false; |
| Properties props = null; |
| for (int i=0; i < args.length; i++) { |
| String arg = args[i]; |
| if (arg.equals("--spec")) { |
| spec = true; |
| } else if (arg.equals("--dot-attributes")) { |
| if (i++ == args.length) { |
| throw new IllegalArgumentException("Missing argument: --dot-attributes option"); |
| } |
| props = new Properties(); |
| props.load(Files.newInputStream(Paths.get(args[i]))); |
| } else if (arg.equals("--output")) { |
| dir = ++i < args.length ? Paths.get(args[i]) : null; |
| } else if (arg.startsWith("-")) { |
| throw new IllegalArgumentException("Invalid option: " + arg); |
| } |
| } |
| |
| if (dir == null) { |
| System.err.println("ERROR: must specify --output argument"); |
| System.exit(1); |
| } |
| |
| Files.createDirectories(dir); |
| ModuleGraphAttributes attributes; |
| if (props != null) { |
| attributes = new ModuleGraphAttributes(props); |
| } else { |
| attributes = new ModuleGraphAttributes(); |
| } |
| GenGraphs genGraphs = new GenGraphs(dir, spec, attributes); |
| |
| // print dot file for each module |
| Map<String, Configuration> configurations = new HashMap<>(); |
| Set<String> modules = new HashSet<>(); |
| ModuleFinder finder = ModuleFinder.ofSystem(); |
| for (ModuleReference mref : finder.findAll()) { |
| String name = (mref.descriptor().name()); |
| modules.add(name); |
| if (genGraphs.accept(name, mref.descriptor())) { |
| configurations.put(name, Configuration.empty() |
| .resolve(finder, |
| ModuleFinder.of(), |
| Set.of(name))); |
| } |
| } |
| |
| if (genGraphs.accept("jdk", null)) { |
| // print a graph of all JDK modules |
| configurations.put("jdk", Configuration.empty() |
| .resolve(finder, |
| ModuleFinder.of(), |
| modules)); |
| } |
| |
| genGraphs.genDotFiles(configurations); |
| } |
| |
| /** |
| * Custom dot file attributes. |
| */ |
| static class ModuleGraphAttributes implements ModuleDotGraph.Attributes { |
| static Map<String, String> DEFAULT_ATTRIBUTES = Map.of( |
| "ranksep", "0.6", |
| "fontsize", "12", |
| "fontcolor", BLACK, |
| "fontname", "DejaVuSans", |
| "arrowsize", "1", |
| "arrowwidth", "2", |
| "arrowcolor", DARK_GRAY, |
| // custom |
| "requiresMandatedColor", LIGHT_GRAY, |
| "javaSubgraphColor", ORANGE, |
| "jdkSubgraphColor", BLUE |
| ); |
| |
| final Map<String, Integer> weights = new HashMap<>(); |
| final List<Set<String>> ranks = new ArrayList<>(); |
| final Map<String, String> attrs; |
| ModuleGraphAttributes(Map<String, String> attrs) { |
| int h = 1000; |
| weight("java.se", "java.sql.rowset", h * 10); |
| weight("java.sql.rowset", "java.sql", h * 10); |
| weight("java.sql", "java.xml", h * 10); |
| weight("java.xml", "java.base", h * 10); |
| |
| ranks.add(Set.of("java.logging", "java.scripting", "java.xml")); |
| ranks.add(Set.of("java.sql")); |
| ranks.add(Set.of("java.compiler", "java.instrument")); |
| ranks.add(Set.of("java.desktop", "java.management")); |
| ranks.add(Set.of("java.corba", "java.xml.ws")); |
| ranks.add(Set.of("java.xml.bind", "java.xml.ws.annotation")); |
| |
| this.attrs = attrs; |
| } |
| |
| ModuleGraphAttributes() { |
| this(DEFAULT_ATTRIBUTES); |
| } |
| ModuleGraphAttributes(Properties props) { |
| this(toAttributes(props)); |
| } |
| |
| @Override |
| public double rankSep() { |
| return Double.valueOf(attrs.get("ranksep")); |
| } |
| |
| @Override |
| public int fontSize() { |
| return Integer.valueOf(attrs.get("fontsize")); |
| } |
| |
| @Override |
| public String fontName() { |
| return attrs.get("fontname"); |
| } |
| |
| @Override |
| public String fontColor() { |
| return attrs.get("fontcolor"); |
| } |
| |
| @Override |
| public int arrowSize() { |
| return Integer.valueOf(attrs.get("arrowsize")); |
| } |
| |
| @Override |
| public int arrowWidth() { |
| return Integer.valueOf(attrs.get("arrowwidth")); |
| } |
| |
| @Override |
| public String arrowColor() { |
| return attrs.get("arrowcolor"); |
| } |
| |
| @Override |
| public List<Set<String>> ranks() { |
| return ranks; |
| } |
| |
| @Override |
| public String requiresMandatedColor() { |
| return attrs.get("requiresMandatedColor"); |
| } |
| |
| @Override |
| public String javaSubgraphColor() { |
| return attrs.get("javaSubgraphColor"); |
| } |
| |
| @Override |
| public String jdkSubgraphColor() { |
| return attrs.get("jdkSubgraphColor"); |
| } |
| |
| @Override |
| public int weightOf(String s, String t) { |
| int w = weights.getOrDefault(s + ":" + t, 1); |
| if (w != 1) |
| return w; |
| if (s.startsWith("java.") && t.startsWith("java.")) |
| return 10; |
| return 1; |
| } |
| |
| public void weight(String s, String t, int w) { |
| weights.put(s + ":" + t, w); |
| } |
| |
| static Map<String, String> toAttributes(Properties props) { |
| return DEFAULT_ATTRIBUTES.keySet().stream() |
| .collect(Collectors.toMap(Function.identity(), |
| k -> props.getProperty(k, DEFAULT_ATTRIBUTES.get(k)))); |
| } |
| } |
| |
| private final Path dir; |
| private final boolean spec; |
| private final ModuleGraphAttributes attributes; |
| GenGraphs(Path dir, boolean spec, ModuleGraphAttributes attributes) { |
| this.dir = dir; |
| this.spec = spec; |
| this.attributes = attributes; |
| } |
| |
| void genDotFiles(Map<String, Configuration> configurations) throws IOException { |
| ModuleDotGraph dotGraph = new ModuleDotGraph(configurations, spec); |
| dotGraph.genDotFiles(dir, attributes); |
| } |
| |
| /** |
| * Returns true for any name if generating graph for non-spec; |
| * otherwise, returns true except "jdk" and name with "jdk.internal." prefix |
| */ |
| boolean accept(String name, ModuleDescriptor descriptor) { |
| if (!spec) |
| return true; |
| |
| return !name.equals("jdk") && !name.startsWith("jdk.internal."); |
| } |
| } |