The Android Open Source Project | f805710 | 2009-03-15 16:47:16 -0700 | [diff] [blame] | 1 | /*
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| 2 | * Copyright (C) 2009 The Android Open Source Project
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| 3 | *
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| 4 | * Licensed under the Apache License, Version 2.0 (the "License");
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| 5 | * you may not use this file except in compliance with the License.
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| 6 | * You may obtain a copy of the License at
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| 7 | *
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| 8 | * http://www.apache.org/licenses/LICENSE-2.0
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| 9 | *
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| 10 | * Unless required by applicable law or agreed to in writing, software
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| 11 | * distributed under the License is distributed on an "AS IS" BASIS,
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| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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| 13 | * See the License for the specific language governing permissions and
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| 14 | * limitations under the License.
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| 15 | */
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| 16 |
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| 17 | package signature.converter.doclet;
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| 18 |
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| 19 | import java.io.IOException;
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| 20 | import java.io.PrintWriter;
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| 21 | import java.io.StringWriter;
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| 22 | import java.lang.reflect.Constructor;
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| 23 | import java.util.Set;
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| 24 |
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| 25 | import signature.converter.Visibility;
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| 26 | import signature.io.IApiLoader;
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| 27 | import signature.model.IApi;
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| 28 |
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| 29 | import com.sun.javadoc.RootDoc;
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| 30 | import com.sun.tools.javac.util.Context;
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| 31 | import com.sun.tools.javac.util.ListBuffer;
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| 32 | import com.sun.tools.javac.util.Options;
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| 33 | import com.sun.tools.javadoc.JavadocTool;
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| 34 | import com.sun.tools.javadoc.Messager;
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| 35 | import com.sun.tools.javadoc.ModifierFilter;
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| 36 | import com.sun.tools.javadoc.RootDocImpl;
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| 37 |
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| 38 | public class DocletFactory implements IApiLoader {
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| 39 |
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| 40 | public IApi loadApi(String name, Visibility visibility,
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| 41 | Set<String> fileNames, Set<String> packageNames) throws
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| 42 | IOException {
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| 43 | for (String packageName : packageNames) {
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| 44 | if (packageName.length() == 0)
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| 45 | throw new IllegalArgumentException(
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| 46 | "default package not supported by DocletFactory");
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| 47 | }
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| 48 | StringBuffer buf = new StringBuffer();
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| 49 | for (String filename : fileNames) {
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| 50 | buf.append(filename);
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| 51 | buf.append(":");
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| 52 | }
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| 53 | String sourcepath = buf.substring(0, buf.length() - 1);
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| 54 | RootDoc root = getRootDoc(visibility, sourcepath, packageNames);
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| 55 | DocletToSigConverter converter = new DocletToSigConverter();
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| 56 | IApi api = converter.convertDocletRoot(name, root, visibility,
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| 57 | packageNames);
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| 58 | return api;
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| 59 | }
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| 60 |
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| 61 | private static RootDoc getRootDoc(Visibility visibility, String sourcepath,
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| 62 | java.util.Set<String> packages) throws IOException {
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| 63 | long accessModifier = 0;
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| 64 | switch (visibility) {
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| 65 | case PRIVATE:
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| 66 | accessModifier |= com.sun.tools.javac.code.Flags.PRIVATE; // 0x2
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| 67 | case PACKAGE: // 0x80000000
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| 68 | accessModifier |= com.sun.tools.javadoc.ModifierFilter.PACKAGE;
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| 69 | case PROTECTED:
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| 70 | accessModifier |= com.sun.tools.javac.code.Flags.PROTECTED; // 0x4
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| 71 | case PUBLIC:
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| 72 | accessModifier |= com.sun.tools.javac.code.Flags.PUBLIC; // 0x1
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| 73 | }
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| 74 |
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| 75 | ModifierFilter showAccess = new ModifierFilter(accessModifier);
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| 76 | boolean breakiterator = false;
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| 77 | boolean quiet = false;
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| 78 | boolean legacy = false;
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| 79 | boolean docClasses = false;
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| 80 |
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| 81 | String docLocale = "";
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| 82 | String encoding = null;
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| 83 | ListBuffer<String> javaNames = new ListBuffer<String>();
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| 84 | for (String p : packages)
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| 85 | javaNames.append(p);
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| 86 |
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| 87 | ListBuffer<String[]> options = new ListBuffer<String[]>();
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| 88 |
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| 89 | options.append(new String[] {"-sourcepath", sourcepath});
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| 90 |
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| 91 | ListBuffer<String> subPackages = new ListBuffer<String>();
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| 92 | ListBuffer<String> excludedPackages = new ListBuffer<String>();
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| 93 |
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| 94 | Context context = new Context();
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| 95 | Options compOpts = Options.instance(context);
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| 96 | compOpts.put("-sourcepath", sourcepath);
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| 97 |
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| 98 | Constructor<Messager> c;
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| 99 | try {
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| 100 | // c = Messager.class.getDeclaredConstructor(Context.class,
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| 101 | // String.class);
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| 102 | // c.setAccessible(true);
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| 103 | // c.newInstance(context, "SigTest");
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| 104 | c = Messager.class.getDeclaredConstructor(Context.class,
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| 105 | String.class, PrintWriter.class, PrintWriter.class,
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| 106 | PrintWriter.class);
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| 107 | c.setAccessible(true);
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| 108 | PrintWriter err = new PrintWriter(new StringWriter());
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| 109 | PrintWriter warn = new PrintWriter(new StringWriter());
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| 110 | PrintWriter notice = new PrintWriter(new StringWriter());
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| 111 | c.newInstance(context, "SigTest", err, warn, notice);
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| 112 | } catch (Exception e) {
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| 113 | throw new RuntimeException(e);
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| 114 | }
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| 115 |
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| 116 | JavadocTool comp = JavadocTool.make0(context);
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| 117 | RootDocImpl root = comp.getRootDocImpl(docLocale, encoding, showAccess,
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| 118 | javaNames.toList(), options.toList(), breakiterator,
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| 119 | subPackages.toList(), excludedPackages.toList(), docClasses,
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| 120 | legacy, quiet);
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| 121 | return root;
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| 122 | }
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| 123 |
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| 124 | }
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