| /* |
| * Copyright (c) 2010, 2014, 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. |
| * |
| * 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. |
| */ |
| |
| import java.io.*; |
| import java.util.*; |
| import java.util.List; |
| import javax.tools.*; |
| |
| import com.sun.tools.javac.api.*; |
| import com.sun.tools.javac.api.DiagnosticFormatter.Configuration.DiagnosticPart; |
| import com.sun.tools.javac.api.Formattable.LocalizedString; |
| import com.sun.tools.javac.code.Flags.Flag; |
| import com.sun.tools.javac.code.Kinds.KindName; |
| import com.sun.tools.javac.code.*; |
| import com.sun.tools.javac.file.*; |
| import com.sun.tools.javac.main.Main; |
| import com.sun.tools.javac.main.JavaCompiler; |
| import com.sun.tools.javac.parser.Tokens.TokenKind; |
| import com.sun.tools.javac.util.*; |
| import com.sun.tools.javac.util.AbstractDiagnosticFormatter.SimpleConfiguration; |
| import javax.lang.model.SourceVersion; |
| |
| /** |
| * Compiler factory for instances of Example.Compiler that use custom |
| * DiagnosticFormatter and Messages objects to track the types of args |
| * when when localizing diagnostics. |
| * The compiler objects only support "output" mode, not "check" mode. |
| */ |
| class ArgTypeCompilerFactory implements Example.Compiler.Factory { |
| // Same code as Example.Compiler.DefaultFactory, but the names resolve differently |
| public Example.Compiler getCompiler(List<String> opts, boolean verbose) { |
| String first; |
| String[] rest; |
| if (opts == null || opts.isEmpty()) { |
| first = null; |
| rest = new String[0]; |
| } else { |
| first = opts.get(0); |
| rest = opts.subList(1, opts.size()).toArray(new String[opts.size() - 1]); |
| } |
| if (first == null || first.equals("jsr199")) |
| return new Jsr199Compiler(verbose, rest); |
| else if (first.equals("simple")) |
| return new SimpleCompiler(verbose); |
| else if (first.equals("backdoor")) |
| return new BackdoorCompiler(verbose); |
| else |
| throw new IllegalArgumentException(first); |
| } |
| |
| /** |
| * Compile using the JSR 199 API. The diagnostics generated are |
| * scanned for resource keys. Not all diagnostic keys are generated |
| * via the JSR 199 API -- for example, rich diagnostics are not directly |
| * accessible, and some diagnostics generated by the file manager may |
| * not be generated (for example, the JSR 199 file manager does not see |
| * -Xlint:path). |
| */ |
| static class Jsr199Compiler extends Example.Compiler { |
| List<String> fmOpts; |
| |
| Jsr199Compiler(boolean verbose, String... args) { |
| super(verbose); |
| for (int i = 0; i < args.length; i++) { |
| String arg = args[i]; |
| if (arg.equals("-filemanager") && (i + 1 < args.length)) { |
| fmOpts = Arrays.asList(args[++i].split(",")); |
| } else |
| throw new IllegalArgumentException(arg); |
| } |
| } |
| |
| @Override |
| boolean run(PrintWriter out, Set<String> keys, boolean raw, List<String> opts, List<File> files) { |
| assert out != null && keys == null; |
| |
| if (verbose) |
| System.err.println("run_jsr199: " + opts + " " + files); |
| |
| JavacTool tool = JavacTool.create(); |
| |
| StandardJavaFileManager fm = tool.getStandardFileManager(null, null, null); |
| if (fmOpts != null) |
| fm = new FileManager(fm, fmOpts); |
| |
| Iterable<? extends JavaFileObject> fos = fm.getJavaFileObjectsFromFiles(files); |
| |
| Context c = initContext(); |
| JavacTaskImpl t = (JavacTaskImpl) tool.getTask(out, fm, null, opts, null, fos, c); |
| return t.call(); |
| } |
| } |
| |
| |
| /** |
| * Run the test using the standard simple entry point. |
| */ |
| static class SimpleCompiler extends Example.Compiler { |
| SimpleCompiler(boolean verbose) { |
| super(verbose); |
| } |
| |
| @Override |
| boolean run(PrintWriter out, Set<String> keys, boolean raw, List<String> opts, List<File> files) { |
| assert out != null && keys == null; |
| |
| if (verbose) |
| System.err.println("run_simple: " + opts + " " + files); |
| |
| List<String> args = new ArrayList<String>(); |
| |
| args.addAll(opts); |
| for (File f: files) |
| args.add(f.getPath()); |
| |
| Main main = new Main("javac", out); |
| Context c = initContext(); |
| JavacFileManager.preRegister(c); // can't create it until Log has been set up |
| Main.Result result = main.compile(args.toArray(new String[args.size()]), c); |
| |
| return result.isOK(); |
| } |
| } |
| |
| static class BackdoorCompiler extends Example.Compiler { |
| BackdoorCompiler(boolean verbose) { |
| super(verbose); |
| } |
| |
| @Override |
| boolean run(PrintWriter out, Set<String> keys, boolean raw, List<String> opts, List<File> files) { |
| assert out != null && keys == null; |
| |
| if (verbose) |
| System.err.println("run_simple: " + opts + " " + files); |
| |
| List<String> args = new ArrayList<String>(opts); |
| for (File f: files) |
| args.add(f.getPath()); |
| |
| Context c = initContext(); |
| JavacFileManager.preRegister(c); // can't create it until Log has been set up |
| Main m = new Main("javac", out); |
| Main.Result result = m.compile(args.toArray(new String[args.size()]), c); |
| |
| return result.isOK(); |
| } |
| } |
| |
| private static Context initContext() { |
| Context context = new Context(); |
| ArgTypeMessages.preRegister(context); |
| Options options = Options.instance(context); |
| options.addListener(() -> { |
| Log log = Log.instance(context); |
| log.setDiagnosticFormatter(new ArgTypeDiagnosticFormatter(options)); |
| }); |
| return context; |
| } |
| |
| // <editor-fold defaultstate="collapsed" desc="Custom Javac components"> |
| |
| /** |
| * Diagnostic formatter which reports formats a diag as a series of lines |
| * containing a key, and a possibly empty set of descriptive strings for the |
| * arg types. |
| */ |
| static class ArgTypeDiagnosticFormatter extends AbstractDiagnosticFormatter { |
| |
| ArgTypeDiagnosticFormatter(Options options) { |
| super(null, new SimpleConfiguration(options, |
| EnumSet.of(DiagnosticPart.SUMMARY, |
| DiagnosticPart.DETAILS, |
| DiagnosticPart.SUBDIAGNOSTICS))); |
| } |
| |
| @Override |
| protected String formatDiagnostic(JCDiagnostic d, Locale locale) { |
| return formatMessage(d, locale); |
| } |
| |
| @Override |
| public String formatMessage(JCDiagnostic d, Locale l) { |
| StringBuilder buf = new StringBuilder(); |
| formatMessage(d, buf); |
| return buf.toString(); |
| } |
| |
| private void formatMessage(JCDiagnostic d, StringBuilder buf) { |
| String key = d.getCode(); |
| Object[] args = d.getArgs(); |
| // report the primary arg types, without recursing into diag fragments |
| buf.append(getKeyArgsString(key, args)); |
| // report details for any diagnostic fragments |
| for (Object arg: args) { |
| if (arg instanceof JCDiagnostic) { |
| buf.append("\n"); |
| formatMessage((JCDiagnostic) arg, buf); |
| } |
| } |
| // report details for any subdiagnostics |
| for (String s: formatSubdiagnostics(d, null)) { |
| buf.append("\n"); |
| buf.append(s); |
| } |
| } |
| |
| @Override |
| public boolean isRaw() { |
| return true; |
| } |
| } |
| |
| /** |
| * Diagnostic formatter which "localizes" a message as a line |
| * containing a key, and a possibly empty set of descriptive strings for the |
| * arg types. |
| */ |
| static class ArgTypeMessages extends JavacMessages { |
| static void preRegister(Context context) { |
| context.put(JavacMessages.messagesKey, new Context.Factory<JavacMessages>() { |
| public JavacMessages make(Context c) { |
| return new ArgTypeMessages(c) { |
| @Override |
| public String getLocalizedString(Locale l, String key, Object... args) { |
| return getKeyArgsString(key, args); |
| } |
| }; |
| } |
| }); |
| } |
| |
| ArgTypeMessages(Context context) { |
| super(context); |
| } |
| } |
| |
| /** |
| * Utility method to generate a string for key and args |
| */ |
| static String getKeyArgsString(String key, Object... args) { |
| StringBuilder buf = new StringBuilder(); |
| buf.append(key); |
| String sep = ": "; |
| for (Object o : args) { |
| buf.append(sep); |
| buf.append(getArgTypeOrStringValue(o)); |
| sep = ", "; |
| } |
| return buf.toString(); |
| } |
| |
| static boolean showStringValues = false; |
| |
| static String getArgTypeOrStringValue(Object o) { |
| if (showStringValues && o instanceof String) |
| return "\"" + o + "\""; |
| return getArgType(o); |
| } |
| |
| static String getArgType(Object o) { |
| if (o == null) |
| return "null"; |
| if (o instanceof Name) |
| return "name"; |
| if (o instanceof Boolean) |
| return "boolean"; |
| if (o instanceof Integer) |
| return "number"; |
| if (o instanceof String) |
| return "string"; |
| if (o instanceof Flag) |
| return "modifier"; |
| if (o instanceof KindName) |
| return "symbol kind"; |
| if (o instanceof TokenKind) |
| return "token"; |
| if (o instanceof Symbol) |
| return "symbol"; |
| if (o instanceof Type) |
| return "type"; |
| if (o instanceof List) { |
| List<?> l = (List<?>) o; |
| if (l.isEmpty()) |
| return "list"; |
| else |
| return "list of " + getArgType(l.get(0)); |
| } |
| if (o instanceof ListBuffer) |
| return getArgType(((ListBuffer) o).toList()); |
| if (o instanceof Set) { |
| Set<?> s = (Set<?>) o; |
| if (s.isEmpty()) |
| return "set"; |
| else |
| return "set of " + getArgType(s.iterator().next()); |
| } |
| if (o instanceof SourceVersion) |
| return "source version"; |
| if (o instanceof FileObject || o instanceof File) |
| return "file name"; |
| if (o instanceof JCDiagnostic) |
| return "message segment"; |
| if (o instanceof LocalizedString) |
| return "message segment"; // only instance is "no arguments" |
| String s = o.getClass().getSimpleName(); |
| return (s.isEmpty() ? o.getClass().getName() : s); |
| } |
| |
| // </editor-fold> |
| |
| } |