| /* |
| * Copyright (c) 2006, 2016, 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 com.sun.tools.javac.main; |
| |
| import java.io.FileWriter; |
| import java.io.PrintWriter; |
| import java.nio.file.Files; |
| import java.nio.file.Path; |
| import java.nio.file.Paths; |
| import java.util.Collections; |
| import java.util.EnumSet; |
| import java.util.LinkedHashMap; |
| import java.util.Map; |
| import java.util.ServiceLoader; |
| import java.util.Set; |
| import java.util.TreeSet; |
| import java.util.stream.Collectors; |
| import java.util.stream.StreamSupport; |
| |
| import javax.lang.model.SourceVersion; |
| |
| import com.sun.tools.doclint.DocLint; |
| import com.sun.tools.javac.code.Lint; |
| import com.sun.tools.javac.code.Lint.LintCategory; |
| import com.sun.tools.javac.code.Source; |
| import com.sun.tools.javac.code.Type; |
| import com.sun.tools.javac.jvm.Profile; |
| import com.sun.tools.javac.jvm.Target; |
| import com.sun.tools.javac.platform.PlatformProvider; |
| import com.sun.tools.javac.processing.JavacProcessingEnvironment; |
| import com.sun.tools.javac.util.Log; |
| import com.sun.tools.javac.util.Log.PrefixKind; |
| import com.sun.tools.javac.util.Log.WriterKind; |
| import com.sun.tools.javac.util.Options; |
| import com.sun.tools.javac.util.StringUtils; |
| |
| import static com.sun.tools.javac.main.Option.ChoiceKind.*; |
| import static com.sun.tools.javac.main.Option.OptionGroup.*; |
| import static com.sun.tools.javac.main.Option.OptionKind.*; |
| |
| /** |
| * Options for javac. The specific Option to handle a command-line option |
| * is identified by searching the members of this enum in order, looking for |
| * the first {@link #matches match}. The action for an Option is performed |
| * by calling {@link #process process}, and by providing a suitable |
| * {@link OptionHelper} to provide access the compiler state. |
| * |
| * <p><b>This is NOT part of any supported API. |
| * If you write code that depends on this, you do so at your own |
| * risk. This code and its internal interfaces are subject to change |
| * or deletion without notice.</b></p> |
| */ |
| public enum Option { |
| G("-g", "opt.g", STANDARD, BASIC), |
| |
| G_NONE("-g:none", "opt.g.none", STANDARD, BASIC) { |
| @Override |
| public boolean process(OptionHelper helper, String option) { |
| helper.put("-g:", "none"); |
| return false; |
| } |
| }, |
| |
| G_CUSTOM("-g:", "opt.g.lines.vars.source", |
| STANDARD, BASIC, ANYOF, "lines", "vars", "source"), |
| |
| XLINT("-Xlint", "opt.Xlint", EXTENDED, BASIC), |
| |
| XLINT_CUSTOM("-Xlint:", EXTENDED, BASIC, ANYOF, getXLintChoices()) { |
| private static final String LINT_KEY_FORMAT = " %-19s %s"; |
| @Override |
| void help(Log log, OptionKind kind) { |
| if (this.kind != kind) |
| return; |
| |
| log.printRawLines(WriterKind.NOTICE, |
| String.format(HELP_LINE_FORMAT, |
| log.localize(PrefixKind.JAVAC, "opt.Xlint.subopts"), |
| log.localize(PrefixKind.JAVAC, "opt.Xlint.suboptlist"))); |
| log.printRawLines(WriterKind.NOTICE, |
| String.format(LINT_KEY_FORMAT, |
| "all", |
| log.localize(PrefixKind.JAVAC, "opt.Xlint.all"))); |
| for (LintCategory lc : LintCategory.values()) { |
| if (lc.hidden) continue; |
| log.printRawLines(WriterKind.NOTICE, |
| String.format(LINT_KEY_FORMAT, |
| lc.option, |
| log.localize(PrefixKind.JAVAC, |
| "opt.Xlint.desc." + lc.option))); |
| } |
| log.printRawLines(WriterKind.NOTICE, |
| String.format(LINT_KEY_FORMAT, |
| "none", |
| log.localize(PrefixKind.JAVAC, "opt.Xlint.none"))); |
| } |
| }, |
| |
| XDOCLINT("-Xdoclint", "opt.Xdoclint", EXTENDED, BASIC), |
| |
| XDOCLINT_CUSTOM("-Xdoclint:", "opt.Xdoclint.subopts", "opt.Xdoclint.custom", EXTENDED, BASIC) { |
| @Override |
| public boolean matches(String option) { |
| return DocLint.isValidOption( |
| option.replace(XDOCLINT_CUSTOM.text, DocLint.XMSGS_CUSTOM_PREFIX)); |
| } |
| |
| @Override |
| public boolean process(OptionHelper helper, String option) { |
| String prev = helper.get(XDOCLINT_CUSTOM); |
| String next = (prev == null) ? option : (prev + " " + option); |
| helper.put(XDOCLINT_CUSTOM.text, next); |
| return false; |
| } |
| }, |
| |
| XDOCLINT_PACKAGE("-Xdoclint/package:", "opt.Xdoclint.package.args", "opt.Xdoclint.package.desc", EXTENDED, BASIC) { |
| @Override |
| public boolean matches(String option) { |
| return DocLint.isValidOption( |
| option.replace(XDOCLINT_PACKAGE.text, DocLint.XCHECK_PACKAGE)); |
| } |
| |
| @Override |
| public boolean process(OptionHelper helper, String option) { |
| String prev = helper.get(XDOCLINT_PACKAGE); |
| String next = (prev == null) ? option : (prev + " " + option); |
| helper.put(XDOCLINT_PACKAGE.text, next); |
| return false; |
| } |
| }, |
| |
| // -nowarn is retained for command-line backward compatibility |
| NOWARN("-nowarn", "opt.nowarn", STANDARD, BASIC) { |
| @Override |
| public boolean process(OptionHelper helper, String option) { |
| helper.put("-Xlint:none", option); |
| return false; |
| } |
| }, |
| |
| VERBOSE("-verbose", "opt.verbose", STANDARD, BASIC), |
| |
| // -deprecation is retained for command-line backward compatibility |
| DEPRECATION("-deprecation", "opt.deprecation", STANDARD, BASIC) { |
| @Override |
| public boolean process(OptionHelper helper, String option) { |
| helper.put("-Xlint:deprecation", option); |
| return false; |
| } |
| }, |
| |
| CLASSPATH("-classpath", "opt.arg.path", "opt.classpath", STANDARD, FILEMANAGER), |
| |
| CP("-cp", "opt.arg.path", "opt.classpath", STANDARD, FILEMANAGER) { |
| @Override |
| public boolean process(OptionHelper helper, String option, String arg) { |
| return super.process(helper, "-classpath", arg); |
| } |
| }, |
| |
| SOURCEPATH("-sourcepath", "opt.arg.path", "opt.sourcepath", STANDARD, FILEMANAGER), |
| |
| MODULESOURCEPATH("-modulesourcepath", "opt.arg.mspath", "opt.modulesourcepath", STANDARD, FILEMANAGER), |
| |
| MODULEPATH("-modulepath", "opt.arg.path", "opt.modulepath", STANDARD, FILEMANAGER), |
| |
| MP("-mp", "opt.arg.path", "opt.modulepath", STANDARD, FILEMANAGER) { |
| @Override |
| public boolean process(OptionHelper helper, String option, String arg) { |
| return super.process(helper, "-modulepath", arg); |
| } |
| }, |
| |
| UPGRADEMODULEPATH("-upgrademodulepath", "opt.arg.path", "opt.upgrademodulepath", STANDARD, FILEMANAGER), |
| |
| SYSTEM("-system", "opt.arg.jdk", "opt.system", STANDARD, FILEMANAGER), |
| |
| XPATCH("-Xpatch:", "opt.arg.path", "opt.Xpatch", EXTENDED, FILEMANAGER), |
| |
| BOOTCLASSPATH("-bootclasspath", "opt.arg.path", "opt.bootclasspath", STANDARD, FILEMANAGER) { |
| @Override |
| public boolean process(OptionHelper helper, String option, String arg) { |
| helper.remove("-Xbootclasspath/p:"); |
| helper.remove("-Xbootclasspath/a:"); |
| return super.process(helper, option, arg); |
| } |
| }, |
| |
| XBOOTCLASSPATH_PREPEND("-Xbootclasspath/p:", "opt.arg.path", "opt.Xbootclasspath.p", EXTENDED, FILEMANAGER), |
| |
| XBOOTCLASSPATH_APPEND("-Xbootclasspath/a:", "opt.arg.path", "opt.Xbootclasspath.a", EXTENDED, FILEMANAGER), |
| |
| XBOOTCLASSPATH("-Xbootclasspath:", "opt.arg.path", "opt.bootclasspath", EXTENDED, FILEMANAGER) { |
| @Override |
| public boolean process(OptionHelper helper, String option, String arg) { |
| helper.remove("-Xbootclasspath/p:"); |
| helper.remove("-Xbootclasspath/a:"); |
| return super.process(helper, "-bootclasspath", arg); |
| } |
| }, |
| |
| EXTDIRS("-extdirs", "opt.arg.dirs", "opt.extdirs", STANDARD, FILEMANAGER), |
| |
| DJAVA_EXT_DIRS("-Djava.ext.dirs=", "opt.arg.dirs", "opt.extdirs", EXTENDED, FILEMANAGER) { |
| @Override |
| public boolean process(OptionHelper helper, String option, String arg) { |
| return super.process(helper, "-extdirs", arg); |
| } |
| }, |
| |
| ENDORSEDDIRS("-endorseddirs", "opt.arg.dirs", "opt.endorseddirs", STANDARD, FILEMANAGER), |
| |
| DJAVA_ENDORSED_DIRS("-Djava.endorsed.dirs=", "opt.arg.dirs", "opt.endorseddirs", EXTENDED, FILEMANAGER) { |
| @Override |
| public boolean process(OptionHelper helper, String option, String arg) { |
| return super.process(helper, "-endorseddirs", arg); |
| } |
| }, |
| |
| PROC("-proc:", "opt.proc.none.only", STANDARD, BASIC, ONEOF, "none", "only"), |
| |
| PROCESSOR("-processor", "opt.arg.class.list", "opt.processor", STANDARD, BASIC), |
| |
| PROCESSORPATH("-processorpath", "opt.arg.path", "opt.processorpath", STANDARD, FILEMANAGER), |
| |
| PROCESSORMODULEPATH("-processormodulepath", "opt.arg.path", "opt.processormodulepath", STANDARD, FILEMANAGER), |
| |
| PARAMETERS("-parameters","opt.parameters", STANDARD, BASIC), |
| |
| D("-d", "opt.arg.directory", "opt.d", STANDARD, FILEMANAGER), |
| |
| S("-s", "opt.arg.directory", "opt.sourceDest", STANDARD, FILEMANAGER), |
| |
| H("-h", "opt.arg.directory", "opt.headerDest", STANDARD, FILEMANAGER), |
| |
| IMPLICIT("-implicit:", "opt.implicit", STANDARD, BASIC, ONEOF, "none", "class"), |
| |
| ENCODING("-encoding", "opt.arg.encoding", "opt.encoding", STANDARD, FILEMANAGER), |
| |
| SOURCE("-source", "opt.arg.release", "opt.source", STANDARD, BASIC) { |
| @Override |
| public boolean process(OptionHelper helper, String option, String operand) { |
| Source source = Source.lookup(operand); |
| if (source == null) { |
| helper.error("err.invalid.source", operand); |
| return true; |
| } |
| return super.process(helper, option, operand); |
| } |
| }, |
| |
| TARGET("-target", "opt.arg.release", "opt.target", STANDARD, BASIC) { |
| @Override |
| public boolean process(OptionHelper helper, String option, String operand) { |
| Target target = Target.lookup(operand); |
| if (target == null) { |
| helper.error("err.invalid.target", operand); |
| return true; |
| } |
| return super.process(helper, option, operand); |
| } |
| }, |
| |
| RELEASE("-release", "opt.arg.release", "opt.release", STANDARD, BASIC) { |
| @Override |
| void help(Log log, OptionKind kind) { |
| if (this.kind != kind) |
| return; |
| |
| Iterable<PlatformProvider> providers = |
| ServiceLoader.load(PlatformProvider.class, Arguments.class.getClassLoader()); |
| Set<String> platforms = StreamSupport.stream(providers.spliterator(), false) |
| .flatMap(provider -> StreamSupport.stream(provider.getSupportedPlatformNames() |
| .spliterator(), |
| false)) |
| .collect(Collectors.toCollection(TreeSet :: new)); |
| |
| StringBuilder targets = new StringBuilder(); |
| String delim = ""; |
| for (String platform : platforms) { |
| targets.append(delim); |
| targets.append(platform); |
| delim = ", "; |
| } |
| |
| log.printRawLines(WriterKind.NOTICE, |
| String.format(HELP_LINE_FORMAT, |
| super.helpSynopsis(log), |
| log.localize(PrefixKind.JAVAC, descrKey, targets.toString()))); |
| } |
| }, |
| |
| PROFILE("-profile", "opt.arg.profile", "opt.profile", STANDARD, BASIC) { |
| @Override |
| public boolean process(OptionHelper helper, String option, String operand) { |
| Profile profile = Profile.lookup(operand); |
| if (profile == null) { |
| helper.error("err.invalid.profile", operand); |
| return true; |
| } |
| return super.process(helper, option, operand); |
| } |
| }, |
| |
| VERSION("-version", "opt.version", STANDARD, INFO) { |
| @Override |
| public boolean process(OptionHelper helper, String option) { |
| Log log = helper.getLog(); |
| String ownName = helper.getOwnName(); |
| log.printLines(PrefixKind.JAVAC, "version", ownName, JavaCompiler.version()); |
| return super.process(helper, option); |
| } |
| }, |
| |
| FULLVERSION("-fullversion", null, HIDDEN, INFO) { |
| @Override |
| public boolean process(OptionHelper helper, String option) { |
| Log log = helper.getLog(); |
| String ownName = helper.getOwnName(); |
| log.printLines(PrefixKind.JAVAC, "fullVersion", ownName, JavaCompiler.fullVersion()); |
| return super.process(helper, option); |
| } |
| }, |
| |
| DIAGS("-XDdiags=", null, HIDDEN, INFO) { |
| @Override |
| public boolean process(OptionHelper helper, String option) { |
| option = option.substring(option.indexOf('=') + 1); |
| String diagsOption = option.contains("%") ? |
| "-XDdiagsFormat=" : |
| "-XDdiags="; |
| diagsOption += option; |
| if (XD.matches(diagsOption)) |
| return XD.process(helper, diagsOption); |
| else |
| return false; |
| } |
| }, |
| |
| HELP("-help", "opt.help", STANDARD, INFO) { |
| @Override |
| public boolean process(OptionHelper helper, String option) { |
| Log log = helper.getLog(); |
| String ownName = helper.getOwnName(); |
| log.printLines(PrefixKind.JAVAC, "msg.usage.header", ownName); |
| for (Option o: getJavaCompilerOptions()) { |
| o.help(log, OptionKind.STANDARD); |
| } |
| log.printNewline(); |
| return super.process(helper, option); |
| } |
| }, |
| |
| A("-A", "opt.arg.key.equals.value", "opt.A", STANDARD, BASIC, true) { |
| @Override |
| public boolean matches(String arg) { |
| return arg.startsWith("-A"); |
| } |
| |
| @Override |
| public boolean hasArg() { |
| return false; |
| } |
| // Mapping for processor options created in |
| // JavacProcessingEnvironment |
| @Override |
| public boolean process(OptionHelper helper, String option) { |
| int argLength = option.length(); |
| if (argLength == 2) { |
| helper.error("err.empty.A.argument"); |
| return true; |
| } |
| int sepIndex = option.indexOf('='); |
| String key = option.substring(2, (sepIndex != -1 ? sepIndex : argLength) ); |
| if (!JavacProcessingEnvironment.isValidOptionName(key)) { |
| helper.error("err.invalid.A.key", option); |
| return true; |
| } |
| return process(helper, option, option); |
| } |
| }, |
| |
| X("-X", "opt.X", STANDARD, INFO) { |
| @Override |
| public boolean process(OptionHelper helper, String option) { |
| Log log = helper.getLog(); |
| for (Option o: getJavaCompilerOptions()) { |
| o.help(log, OptionKind.EXTENDED); |
| } |
| log.printNewline(); |
| log.printLines(PrefixKind.JAVAC, "msg.usage.nonstandard.footer"); |
| return super.process(helper, option); |
| } |
| }, |
| |
| // This option exists only for the purpose of documenting itself. |
| // It's actually implemented by the launcher. |
| J("-J", "opt.arg.flag", "opt.J", STANDARD, INFO, true) { |
| @Override |
| public boolean process(OptionHelper helper, String option) { |
| throw new AssertionError |
| ("the -J flag should be caught by the launcher."); |
| } |
| }, |
| |
| MOREINFO("-moreinfo", null, HIDDEN, BASIC) { |
| @Override |
| public boolean process(OptionHelper helper, String option) { |
| Type.moreInfo = true; |
| return super.process(helper, option); |
| } |
| }, |
| |
| // treat warnings as errors |
| WERROR("-Werror", "opt.Werror", STANDARD, BASIC), |
| |
| // prompt after each error |
| // new Option("-prompt", "opt.prompt"), |
| PROMPT("-prompt", null, HIDDEN, BASIC), |
| |
| // dump stack on error |
| DOE("-doe", null, HIDDEN, BASIC), |
| |
| // output source after type erasure |
| PRINTSOURCE("-printsource", null, HIDDEN, BASIC), |
| |
| // display warnings for generic unchecked operations |
| WARNUNCHECKED("-warnunchecked", null, HIDDEN, BASIC) { |
| @Override |
| public boolean process(OptionHelper helper, String option) { |
| helper.put("-Xlint:unchecked", option); |
| return false; |
| } |
| }, |
| |
| XMAXERRS("-Xmaxerrs", "opt.arg.number", "opt.maxerrs", EXTENDED, BASIC), |
| |
| XMAXWARNS("-Xmaxwarns", "opt.arg.number", "opt.maxwarns", EXTENDED, BASIC), |
| |
| XSTDOUT("-Xstdout", "opt.arg.file", "opt.Xstdout", EXTENDED, INFO) { |
| @Override |
| public boolean process(OptionHelper helper, String option, String arg) { |
| try { |
| Log log = helper.getLog(); |
| log.setWriters(new PrintWriter(new FileWriter(arg), true)); |
| } catch (java.io.IOException e) { |
| helper.error("err.error.writing.file", arg, e); |
| return true; |
| } |
| return super.process(helper, option, arg); |
| } |
| }, |
| |
| XPRINT("-Xprint", "opt.print", EXTENDED, BASIC), |
| |
| XPRINTROUNDS("-XprintRounds", "opt.printRounds", EXTENDED, BASIC), |
| |
| XPRINTPROCESSORINFO("-XprintProcessorInfo", "opt.printProcessorInfo", EXTENDED, BASIC), |
| |
| XPREFER("-Xprefer:", "opt.prefer", EXTENDED, BASIC, ONEOF, "source", "newer"), |
| |
| XXUSERPATHSFIRST("-XXuserPathsFirst", "opt.userpathsfirst", HIDDEN, BASIC), |
| |
| // see enum PkgInfo |
| XPKGINFO("-Xpkginfo:", "opt.pkginfo", EXTENDED, BASIC, ONEOF, "always", "legacy", "nonempty"), |
| |
| /* -O is a no-op, accepted for backward compatibility. */ |
| O("-O", null, HIDDEN, BASIC), |
| |
| /* -Xjcov produces tables to support the code coverage tool jcov. */ |
| XJCOV("-Xjcov", null, HIDDEN, BASIC), |
| |
| PLUGIN("-Xplugin:", "opt.arg.plugin", "opt.plugin", EXTENDED, BASIC) { |
| @Override |
| public boolean process(OptionHelper helper, String option) { |
| String p = option.substring(option.indexOf(':') + 1).trim(); |
| String prev = helper.get(PLUGIN); |
| helper.put(PLUGIN.text, (prev == null) ? p : prev + '\0' + p); |
| return false; |
| } |
| }, |
| |
| XDIAGS("-Xdiags:", "opt.diags", EXTENDED, BASIC, ONEOF, "compact", "verbose"), |
| |
| /* This is a back door to the compiler's option table. |
| * -XDx=y sets the option x to the value y. |
| * -XDx sets the option x to the value x. |
| */ |
| XD("-XD", null, HIDDEN, BASIC) { |
| @Override |
| public boolean matches(String s) { |
| return s.startsWith(text); |
| } |
| @Override |
| public boolean process(OptionHelper helper, String option) { |
| option = option.substring(text.length()); |
| int eq = option.indexOf('='); |
| String key = (eq < 0) ? option : option.substring(0, eq); |
| String value = (eq < 0) ? option : option.substring(eq+1); |
| helper.put(key, value); |
| return false; |
| } |
| }, |
| |
| XADDEXPORTS("-XaddExports:", "opt.arg.addExports", "opt.addExports", EXTENDED, BASIC) { |
| @Override |
| public boolean process(OptionHelper helper, String option) { |
| if (option.matches(".*,.*=.*")) { // temporary, for backwards compatibility |
| return processOldStyle(helper, option); |
| } |
| String p = option.substring(option.indexOf(':') + 1).trim(); |
| String prev = helper.get(XADDEXPORTS); |
| helper.put(XADDEXPORTS.text, (prev == null) ? p : prev + '\0' + p); |
| return false; |
| } |
| |
| // convert old style option into a series of new-style options |
| private boolean processOldStyle(OptionHelper helper, String option) { |
| String p = option.substring(option.indexOf(':') + 1).trim(); |
| String[] entries = p.split("[ ,]+"); |
| Map<String, String> map = new LinkedHashMap<>(); |
| for (String e: entries) { |
| // Each entry is of the form module/package=target |
| // we must group values for the same module/package together |
| int eq = e.indexOf('='); |
| if (eq == -1) { |
| // don't bother with error message for backwards compatible support |
| continue; |
| } |
| String modPkg = e.substring(0, eq); |
| String target = e.substring(eq + 1); |
| String targets = map.get(modPkg); |
| map.put(modPkg, (targets == null) ? target : targets + "," + target); |
| } |
| boolean ok = true; |
| for (Map.Entry<String, String> e: map.entrySet()) { |
| // process as new-style options |
| String key = e.getKey(); |
| String value = e.getValue(); |
| ok = ok & process(helper, XADDEXPORTS.text + key + "=" + value); |
| }; |
| return ok; |
| } |
| }, |
| |
| XADDREADS("-XaddReads:", "opt.arg.addReads", "opt.addReads", EXTENDED, BASIC) { |
| @Override |
| public boolean process(OptionHelper helper, String option) { |
| if (option.matches(".*,.*=.*")) { // temporary, for backwards compatibility |
| return processOldStyle(helper, option); |
| } |
| String p = option.substring(option.indexOf(':') + 1).trim(); |
| String prev = helper.get(XADDREADS); |
| helper.put(XADDREADS.text, (prev == null) ? p : prev + '\0' + p); |
| return false; |
| } |
| |
| // convert old style option into a series of new-style options |
| private boolean processOldStyle(OptionHelper helper, String option) { |
| String p = option.substring(option.indexOf(':') + 1).trim(); |
| String[] entries = p.split("[ ,]+"); |
| Map<String, String> map = new LinkedHashMap<>(); |
| for (String e: entries) { |
| // Each entry is of the form module=target |
| // we must group values for the same module together |
| int eq = e.indexOf('='); |
| if (eq == -1) { |
| // don't bother with error message for backwards compatible support |
| continue; |
| } |
| String modPkg = e.substring(0, eq); |
| String target = e.substring(eq + 1); |
| String targets = map.get(modPkg); |
| map.put(modPkg, (targets == null) ? target : targets + "," + target); |
| } |
| boolean ok = true; |
| for (Map.Entry<String, String> e: map.entrySet()) { |
| // process as new-style options |
| String key = e.getKey(); |
| String value = e.getValue(); |
| ok = ok & process(helper, XADDEXPORTS.text + key + "=" + value); |
| }; |
| return ok; |
| } |
| }, |
| |
| XMODULE("-Xmodule:", "opt.arg.module", "opt.module", EXTENDED, BASIC) { |
| @Override |
| public boolean process(OptionHelper helper, String option) { |
| String prev = helper.get(XMODULE); |
| if (prev != null) { |
| helper.error("err.option.too.many", XMODULE.text); |
| } |
| String p = option.substring(option.indexOf(':') + 1); |
| helper.put(XMODULE.text, p); |
| return false; |
| } |
| }, |
| |
| M("-m", "opt.arg.m", "opt.m", STANDARD, BASIC), |
| |
| ADDMODS("-addmods", "opt.arg.addmods", "opt.addmods", STANDARD, BASIC), |
| LIMITMODS("-limitmods", "opt.arg.limitmods", "opt.limitmods", STANDARD, BASIC), |
| |
| // This option exists only for the purpose of documenting itself. |
| // It's actually implemented by the CommandLine class. |
| AT("@", "opt.arg.file", "opt.AT", STANDARD, INFO, true) { |
| @Override |
| public boolean process(OptionHelper helper, String option) { |
| throw new AssertionError("the @ flag should be caught by CommandLine."); |
| } |
| }, |
| |
| // Standalone positional argument: source file or type name. |
| SOURCEFILE("sourcefile", null, HIDDEN, INFO) { |
| @Override |
| public boolean matches(String s) { |
| if (s.endsWith(".java")) // Java source file |
| return true; |
| int sep = s.indexOf('/'); |
| if (sep != -1) { |
| return SourceVersion.isName(s.substring(0, sep)) |
| && SourceVersion.isName(s.substring(sep + 1)); |
| } else { |
| return SourceVersion.isName(s); // Legal type name |
| } |
| } |
| @Override |
| public boolean process(OptionHelper helper, String option) { |
| if (option.endsWith(".java") ) { |
| Path p = Paths.get(option); |
| if (!Files.exists(p)) { |
| helper.error("err.file.not.found", p); |
| return true; |
| } |
| if (!Files.isRegularFile(p)) { |
| helper.error("err.file.not.file", p); |
| return true; |
| } |
| helper.addFile(p); |
| } else { |
| helper.addClassName(option); |
| } |
| return false; |
| } |
| }; |
| |
| /** The kind of an Option. This is used by the -help and -X options. */ |
| public enum OptionKind { |
| /** A standard option, documented by -help. */ |
| STANDARD, |
| /** An extended option, documented by -X. */ |
| EXTENDED, |
| /** A hidden option, not documented. */ |
| HIDDEN, |
| } |
| |
| /** The group for an Option. This determines the situations in which the |
| * option is applicable. */ |
| enum OptionGroup { |
| /** A basic option, available for use on the command line or via the |
| * Compiler API. */ |
| BASIC, |
| /** An option for javac's standard JavaFileManager. Other file managers |
| * may or may not support these options. */ |
| FILEMANAGER, |
| /** A command-line option that requests information, such as -help. */ |
| INFO, |
| /** A command-line "option" representing a file or class name. */ |
| OPERAND |
| } |
| |
| /** The kind of choice for "choice" options. */ |
| enum ChoiceKind { |
| /** The expected value is exactly one of the set of choices. */ |
| ONEOF, |
| /** The expected value is one of more of the set of choices. */ |
| ANYOF |
| } |
| |
| public final String text; |
| |
| final OptionKind kind; |
| |
| final OptionGroup group; |
| |
| /** Documentation key for arguments. |
| */ |
| final String argsNameKey; |
| |
| /** Documentation key for description. |
| */ |
| final String descrKey; |
| |
| /** Suffix option (-foo=bar or -foo:bar) |
| */ |
| final boolean hasSuffix; |
| |
| /** The kind of choices for this option, if any. |
| */ |
| final ChoiceKind choiceKind; |
| |
| /** The choices for this option, if any, and whether or not the choices |
| * are hidden |
| */ |
| final Map<String,Boolean> choices; |
| |
| |
| Option(String text, String descrKey, |
| OptionKind kind, OptionGroup group) { |
| this(text, null, descrKey, kind, group, null, null, false); |
| } |
| |
| Option(String text, String argsNameKey, String descrKey, |
| OptionKind kind, OptionGroup group) { |
| this(text, argsNameKey, descrKey, kind, group, null, null, false); |
| } |
| |
| Option(String text, String argsNameKey, String descrKey, |
| OptionKind kind, OptionGroup group, boolean doHasSuffix) { |
| this(text, argsNameKey, descrKey, kind, group, null, null, doHasSuffix); |
| } |
| |
| Option(String text, OptionKind kind, OptionGroup group, |
| ChoiceKind choiceKind, Map<String,Boolean> choices) { |
| this(text, null, null, kind, group, choiceKind, choices, false); |
| } |
| |
| Option(String text, String descrKey, |
| OptionKind kind, OptionGroup group, |
| ChoiceKind choiceKind, String... choices) { |
| this(text, null, descrKey, kind, group, choiceKind, |
| createChoices(choices), false); |
| } |
| // where |
| private static Map<String,Boolean> createChoices(String... choices) { |
| Map<String,Boolean> map = new LinkedHashMap<>(); |
| for (String c: choices) |
| map.put(c, false); |
| return map; |
| } |
| |
| private Option(String text, String argsNameKey, String descrKey, |
| OptionKind kind, OptionGroup group, |
| ChoiceKind choiceKind, Map<String,Boolean> choices, |
| boolean doHasSuffix) { |
| this.text = text; |
| this.argsNameKey = argsNameKey; |
| this.descrKey = descrKey; |
| this.kind = kind; |
| this.group = group; |
| this.choiceKind = choiceKind; |
| this.choices = choices; |
| char lastChar = text.charAt(text.length()-1); |
| this.hasSuffix = doHasSuffix || lastChar == ':' || lastChar == '='; |
| } |
| |
| public String getText() { |
| return text; |
| } |
| |
| public OptionKind getKind() { |
| return kind; |
| } |
| |
| public boolean hasArg() { |
| return argsNameKey != null && !hasSuffix; |
| } |
| |
| public boolean matches(String option) { |
| if (!hasSuffix) |
| return option.equals(text); |
| |
| if (!option.startsWith(text)) |
| return false; |
| |
| if (choices != null) { |
| String arg = option.substring(text.length()); |
| if (choiceKind == ChoiceKind.ONEOF) |
| return choices.keySet().contains(arg); |
| else { |
| for (String a: arg.split(",+")) { |
| if (!choices.keySet().contains(a)) |
| return false; |
| } |
| } |
| } |
| |
| return true; |
| } |
| |
| public boolean process(OptionHelper helper, String option, String arg) { |
| if (choices != null) { |
| if (choiceKind == ChoiceKind.ONEOF) { |
| // some clients like to see just one of option+choice set |
| for (String s: choices.keySet()) |
| helper.remove(option + s); |
| String opt = option + arg; |
| helper.put(opt, opt); |
| // some clients like to see option (without trailing ":") |
| // set to arg |
| String nm = option.substring(0, option.length() - 1); |
| helper.put(nm, arg); |
| } else { |
| // set option+word for each word in arg |
| for (String a: arg.split(",+")) { |
| String opt = option + a; |
| helper.put(opt, opt); |
| } |
| } |
| } |
| helper.put(option, arg); |
| if (group == OptionGroup.FILEMANAGER) |
| helper.handleFileManagerOption(this, arg); |
| return false; |
| } |
| |
| public boolean process(OptionHelper helper, String option) { |
| if (hasSuffix) |
| return process(helper, text, option.substring(text.length())); |
| else |
| return process(helper, option, option); |
| } |
| |
| private static final String HELP_LINE_FORMAT = " %-26s %s"; |
| |
| void help(Log log, OptionKind kind) { |
| if (this.kind != kind) |
| return; |
| |
| log.printRawLines(WriterKind.NOTICE, |
| String.format(HELP_LINE_FORMAT, |
| helpSynopsis(log), |
| log.localize(PrefixKind.JAVAC, descrKey))); |
| |
| } |
| |
| private String helpSynopsis(Log log) { |
| StringBuilder sb = new StringBuilder(); |
| sb.append(text); |
| if (argsNameKey == null) { |
| if (choices != null) { |
| String sep = "{"; |
| for (Map.Entry<String,Boolean> e: choices.entrySet()) { |
| if (!e.getValue()) { |
| sb.append(sep); |
| sb.append(e.getKey()); |
| sep = ","; |
| } |
| } |
| sb.append("}"); |
| } |
| } else { |
| if (!hasSuffix) |
| sb.append(" "); |
| sb.append(log.localize(PrefixKind.JAVAC, argsNameKey)); |
| |
| } |
| |
| return sb.toString(); |
| } |
| |
| // For -XpkgInfo:value |
| public enum PkgInfo { |
| /** |
| * Always generate package-info.class for every package-info.java file. |
| * The file may be empty if there annotations with a RetentionPolicy |
| * of CLASS or RUNTIME. This option may be useful in conjunction with |
| * build systems (such as Ant) that expect javac to generate at least |
| * one .class file for every .java file. |
| */ |
| ALWAYS, |
| /** |
| * Generate a package-info.class file if package-info.java contains |
| * annotations. The file may be empty if all the annotations have |
| * a RetentionPolicy of SOURCE. |
| * This value is just for backwards compatibility with earlier behavior. |
| * Either of the other two values are to be preferred to using this one. |
| */ |
| LEGACY, |
| /** |
| * Generate a package-info.class file if and only if there are annotations |
| * in package-info.java to be written into it. |
| */ |
| NONEMPTY; |
| |
| public static PkgInfo get(Options options) { |
| String v = options.get(XPKGINFO); |
| return (v == null |
| ? PkgInfo.LEGACY |
| : PkgInfo.valueOf(StringUtils.toUpperCase(v))); |
| } |
| } |
| |
| private static Map<String,Boolean> getXLintChoices() { |
| Map<String,Boolean> choices = new LinkedHashMap<>(); |
| choices.put("all", false); |
| for (Lint.LintCategory c : Lint.LintCategory.values()) |
| choices.put(c.option, c.hidden); |
| for (Lint.LintCategory c : Lint.LintCategory.values()) |
| choices.put("-" + c.option, c.hidden); |
| choices.put("none", false); |
| return choices; |
| } |
| |
| static Set<Option> getJavaCompilerOptions() { |
| return EnumSet.allOf(Option.class); |
| } |
| |
| public static Set<Option> getJavacFileManagerOptions() { |
| return getOptions(EnumSet.of(FILEMANAGER)); |
| } |
| |
| public static Set<Option> getJavacToolOptions() { |
| return getOptions(EnumSet.of(BASIC)); |
| } |
| |
| static Set<Option> getOptions(Set<OptionGroup> desired) { |
| Set<Option> options = EnumSet.noneOf(Option.class); |
| for (Option option : Option.values()) |
| if (desired.contains(option.group)) |
| options.add(option); |
| return Collections.unmodifiableSet(options); |
| } |
| |
| } |