--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/langtools/src/jdk.compiler/share/classes/com/sun/tools/javac/main/Option.java Sun Aug 17 15:52:32 2014 +0100
@@ -0,0 +1,784 @@
+/*
+ * Copyright (c) 2006, 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. 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.File;
+import java.io.FileWriter;
+import java.io.PrintWriter;
+import java.util.Collections;
+import java.util.EnumSet;
+import java.util.LinkedHashMap;
+import java.util.Map;
+import java.util.Set;
+
+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.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
+ * 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;
+ }
+ },
+
+ // -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),
+
+ 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),
+
+ 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) {
+ @Override
+ public boolean process(OptionHelper helper, String option, String operand) {
+ return super.process(helper, option, operand);
+ }
+
+ },
+
+ 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);
+ }
+ },
+
+ 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);
+ String prev = helper.get(PLUGIN);
+ helper.put(PLUGIN.text, (prev == null) ? p : prev + '\0' + p.trim());
+ 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;
+ }
+ },
+
+ // 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.");
+ }
+ },
+
+ /*
+ * TODO: With apt, the matches method accepts anything if
+ * -XclassAsDecls is used; code elsewhere does the lookup to
+ * see if the class name is both legal and found.
+ *
+ * In apt, the process method adds the candidate class file
+ * name to a separate list.
+ */
+ SOURCEFILE("sourcefile", null, HIDDEN, INFO) {
+ @Override
+ public boolean matches(String s) {
+ return s.endsWith(".java") // Java source file
+ || SourceVersion.isName(s); // Legal type name
+ }
+ @Override
+ public boolean process(OptionHelper helper, String option) {
+ if (option.endsWith(".java") ) {
+ File f = new File(option);
+ if (!f.exists()) {
+ helper.error("err.file.not.found", f);
+ return true;
+ }
+ if (!f.isFile()) {
+ helper.error("err.file.not.file", f);
+ return true;
+ }
+ helper.addFile(f);
+ } 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);
+ }
+
+}