| /* |
| * Copyright (c) 2010, 2015, 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. |
| */ |
| |
| /** |
| * @test |
| * @bug 7013272 7127924 |
| * @summary Automatically generate info about how compiler resource keys are used |
| * @modules jdk.compiler/com.sun.tools.javac.api |
| * jdk.compiler/com.sun.tools.javac.code |
| * jdk.compiler/com.sun.tools.javac.file |
| * jdk.compiler/com.sun.tools.javac.main |
| * jdk.compiler/com.sun.tools.javac.parser |
| * jdk.compiler/com.sun.tools.javac.util |
| * @build Example ArgTypeCompilerFactory MessageFile MessageInfo |
| * @run main/othervm MessageInfo |
| */ |
| /* |
| * See CR 7127924 for info on why othervm is used. |
| */ |
| |
| import java.io.*; |
| import java.text.SimpleDateFormat; |
| import java.util.*; |
| |
| /** |
| * Utility to manipulate compiler.properties, and suggest info comments based |
| * on information derived from running examples. |
| * |
| * Options: |
| * -examples dir location of examples directory |
| * -o file output file |
| * -check just check message file |
| * -ensureNewlines ensure newline after each entry |
| * -fixIndent fix indentation of continuation lines |
| * -sort sort messages |
| * -verbose verbose output |
| * -replace replace comments instead of merging comments |
| * file javac compiler.properties file |
| * |
| */ |
| public class MessageInfo { |
| public static void main(String... args) throws Exception { |
| jtreg = (System.getProperty("test.src") != null); |
| File tmpDir; |
| if (jtreg) { |
| // use standard jtreg scratch directory: the current directory |
| tmpDir = new File(System.getProperty("user.dir")); |
| } else { |
| tmpDir = new File(System.getProperty("java.io.tmpdir"), |
| MessageInfo.class.getName() |
| + (new SimpleDateFormat("yyMMddHHmmss")).format(new Date())); |
| } |
| Example.setTempDir(tmpDir); |
| Example.Compiler.factory = new ArgTypeCompilerFactory(); |
| |
| MessageInfo mi = new MessageInfo(); |
| |
| try { |
| if (mi.run(args)) |
| return; |
| } finally { |
| /* VERY IMPORTANT NOTE. In jtreg mode, tmpDir is set to the |
| * jtreg scratch directory, which is the current directory. |
| * In case someone is faking jtreg mode, make sure to only |
| * clean tmpDir when it is reasonable to do so. |
| */ |
| if (tmpDir.isDirectory() && |
| tmpDir.getName().startsWith(MessageInfo.class.getName())) { |
| if (clean(tmpDir)) |
| tmpDir.delete(); |
| } |
| } |
| |
| if (jtreg) |
| throw new Exception(mi.errors + " errors occurred"); |
| else |
| System.exit(1); |
| } |
| |
| void usage() { |
| System.out.println("Usage:"); |
| System.out.println(" java MessageInfo [options] [file]"); |
| System.out.println("where options include"); |
| System.out.println(" -examples dir location of examples directory"); |
| System.out.println(" -o file output file"); |
| System.out.println(" -check just check message file"); |
| System.out.println(" -ensureNewlines ensure newline after each entry"); |
| System.out.println(" -fixIndent fix indentation of continuation lines"); |
| System.out.println(" -sort sort messages"); |
| System.out.println(" -verbose verbose output"); |
| System.out.println(" -replace replace comments instead of merging comments"); |
| System.out.println(" file javac compiler.properties file"); |
| } |
| |
| boolean run(String... args) { |
| File testSrc = new File(System.getProperty("test.src", ".")); |
| File examplesDir = new File(testSrc, "examples"); |
| File notYetFile = null; |
| File msgFile = null; |
| File outFile = null; |
| boolean verbose = false; |
| boolean ensureNewlines = false; |
| boolean fixIndent = false; |
| boolean sort = false; |
| boolean replace = false; |
| boolean check = jtreg; // default true in jtreg mode |
| |
| for (int i = 0; i < args.length; i++) { |
| String arg = args[i]; |
| if (arg.equals("-examples") && (i + 1) < args.length) |
| examplesDir = new File(args[++i]); |
| else if(arg.equals("-notyet") && (i + 1) < args.length) |
| notYetFile = new File(args[++i]); |
| else if (arg.equals("-ensureNewlines")) |
| ensureNewlines = true; |
| else if (arg.equals("-fixIndent")) |
| fixIndent = true; |
| else if (arg.equals("-sort")) |
| sort = true; |
| else if (arg.equals("-verbose")) |
| verbose = true; |
| else if (arg.equals("-replace")) |
| replace = true; |
| else if (arg.equals("-check")) |
| check = true; |
| else if (arg.equals("-o") && (i + 1) < args.length) |
| outFile = new File(args[++i]); |
| else if (arg.startsWith("-")) { |
| error("unknown option: " + arg); |
| return false; |
| } else if (i == args.length - 1) { |
| msgFile = new File(arg); |
| } else { |
| error("unknown arg: " + arg); |
| return false; |
| } |
| } |
| |
| if (!check && outFile == null) { |
| usage(); |
| return true; |
| } |
| |
| if ((ensureNewlines || fixIndent || sort) && outFile == null) { |
| error("must set output file for these options"); |
| return false; |
| } |
| |
| if (notYetFile == null) { |
| notYetFile = new File(examplesDir.getParentFile(), "examples.not-yet.txt"); |
| } |
| |
| if (msgFile == null) { |
| for (File d = testSrc; d != null; d = d.getParentFile()) { |
| if (new File(d, "TEST.ROOT").exists()) { |
| d = d.getParentFile(); |
| File f = new File(d, "src/jdk.compiler/share/classes/com/sun/tools/javac/resources/compiler.properties"); |
| if (f.exists()) { |
| msgFile = f; |
| break; |
| } |
| } |
| } |
| if (msgFile == null) { |
| if (jtreg) { |
| System.err.println("Warning: no message file available, test skipped"); |
| return true; |
| } |
| error("no message file available"); |
| return false; |
| } |
| } |
| |
| MessageFile mf; |
| try { |
| mf = new MessageFile(msgFile); |
| } catch (IOException e) { |
| error("problem reading message file: " + e); |
| return false; |
| } |
| |
| Map<String, Set<String>> msgInfo = runExamples(examplesDir, verbose); |
| |
| if (ensureNewlines) |
| ensureNewlines(mf); |
| |
| if (fixIndent) |
| fixIndent(mf); |
| |
| if (sort) |
| sort(mf, true); |
| |
| for (Map.Entry<String, Set<String>> e: msgInfo.entrySet()) { |
| String k = e.getKey(); |
| Set<String> suggestions = e.getValue(); |
| MessageFile.Message m = mf.messages.get(k); |
| if (m == null) { |
| error("Can't find message for " + k + " in message file"); |
| continue; |
| } |
| |
| MessageFile.Info info = m.getInfo(); |
| Set<Integer> placeholders = m.getPlaceholders(); |
| MessageFile.Info suggestedInfo = new MessageFile.Info(suggestions); |
| suggestedInfo.markUnused(placeholders); |
| |
| if (!info.isEmpty()) { |
| if (info.contains(suggestedInfo)) |
| continue; |
| if (!replace) { |
| if (info.fields.size() != suggestedInfo.fields.size()) |
| error("Cannot merge info for " + k); |
| else |
| suggestedInfo.merge(info); |
| } |
| } |
| |
| if (outFile == null) { |
| System.err.println("suggest for " + k); |
| System.err.println(suggestedInfo.toComment()); |
| } else |
| m.setInfo(suggestedInfo); |
| } |
| |
| if (check) |
| check(mf, notYetFile); |
| |
| try { |
| if (outFile != null) |
| mf.write(outFile); |
| } catch (IOException e) { |
| error("problem writing file: " + e); |
| return false; |
| } |
| |
| return (errors == 0); |
| } |
| |
| void check(MessageFile mf, File notYetFile) { |
| Set<String> notYetList = null; |
| for (Map.Entry<String, MessageFile.Message> e: mf.messages.entrySet()) { |
| String key = e.getKey(); |
| MessageFile.Message m = e.getValue(); |
| if (m.needInfo() && m.getInfo().isEmpty()) { |
| if (notYetList == null) |
| notYetList = getNotYetList(notYetFile); |
| if (notYetList.contains(key)) |
| System.err.println("Warning: no info for " + key); |
| else |
| error("no info for " + key); |
| } |
| } |
| |
| } |
| |
| void ensureNewlines(MessageFile mf) { |
| for (MessageFile.Message m: mf.messages.values()) { |
| MessageFile.Line l = m.firstLine; |
| while (l.text.endsWith("\\")) |
| l = l.next; |
| if (l.next != null && !l.next.text.isEmpty()) |
| l.insertAfter(""); |
| } |
| } |
| |
| void fixIndent(MessageFile mf) { |
| for (MessageFile.Message m: mf.messages.values()) { |
| MessageFile.Line l = m.firstLine; |
| while (l.text.endsWith("\\") && l.next != null) { |
| if (!l.next.text.matches("^ \\S.*")) |
| l.next.text = " " + l.next.text.trim(); |
| l = l.next; |
| } |
| } |
| } |
| |
| void sort(MessageFile mf, boolean includePrecedingNewlines) { |
| for (MessageFile.Message m: mf.messages.values()) { |
| for (MessageFile.Line l: m.getLines(includePrecedingNewlines)) { |
| l.remove(); |
| mf.lastLine.insertAfter(l); |
| } |
| } |
| } |
| |
| Map<String, Set<String>> runExamples(File examplesDir, boolean verbose) { |
| Map<String, Set<String>> map = new TreeMap<String, Set<String>>(); |
| for (Example e: getExamples(examplesDir)) { |
| StringWriter sw = new StringWriter(); |
| PrintWriter pw = new PrintWriter(sw); |
| e.run(pw, true, verbose); |
| pw.close(); |
| String[] lines = sw.toString().split("\n"); |
| for (String line: lines) { |
| if (!line.startsWith("compiler.")) |
| continue; |
| int colon = line.indexOf(":"); |
| if (colon == -1) |
| continue; |
| String key = line.substring(0, colon); |
| StringBuilder sb = new StringBuilder(); |
| sb.append("# "); |
| int i = 0; |
| String[] descs = line.substring(colon + 1).split(", *"); |
| for (String desc: descs) { |
| if (i > 0) sb.append(", "); |
| sb.append(i++); |
| sb.append(": "); |
| sb.append(desc.trim()); |
| } |
| Set<String> set = map.get(key); |
| if (set == null) |
| map.put(key, set = new TreeSet<String>()); |
| set.add(sb.toString()); |
| } |
| } |
| |
| return map; |
| } |
| |
| /** |
| * Get the complete set of examples to be checked. |
| */ |
| Set<Example> getExamples(File examplesDir) { |
| Set<Example> results = new TreeSet<Example>(); |
| for (File f: examplesDir.listFiles()) { |
| if (isValidExample(f)) |
| results.add(new Example(f)); |
| } |
| return results; |
| } |
| |
| boolean isValidExample(File f) { |
| return (f.isDirectory() && (!jtreg || f.list().length > 0)) || |
| (f.isFile() && f.getName().endsWith(".java")); |
| } |
| |
| /** |
| * Get the contents of the "not-yet" list. |
| */ |
| Set<String> getNotYetList(File file) { |
| Set<String> results = new TreeSet<String>(); |
| try { |
| String[] lines = read(file).split("[\r\n]"); |
| for (String line: lines) { |
| int hash = line.indexOf("#"); |
| if (hash != -1) |
| line = line.substring(0, hash).trim(); |
| if (line.matches("[A-Za-z0-9-_.]+")) |
| results.add(line); |
| } |
| } catch (IOException e) { |
| throw new Error(e); |
| } |
| return results; |
| } |
| |
| /** |
| * Read the contents of a file. |
| */ |
| String read(File f) throws IOException { |
| byte[] bytes = new byte[(int) f.length()]; |
| DataInputStream in = new DataInputStream(new FileInputStream(f)); |
| try { |
| in.readFully(bytes); |
| } finally { |
| in.close(); |
| } |
| return new String(bytes); |
| } |
| |
| /** |
| * Report an error. |
| */ |
| void error(String msg) { |
| System.err.println("Error: " + msg); |
| errors++; |
| } |
| |
| static boolean jtreg; |
| |
| int errors; |
| |
| /** |
| * Clean the contents of a directory. |
| */ |
| static boolean clean(File dir) { |
| boolean ok = true; |
| for (File f: dir.listFiles()) { |
| if (f.isDirectory()) |
| ok &= clean(f); |
| ok &= f.delete(); |
| } |
| return ok; |
| } |
| |
| } |