Mercurial > jdk8-mips64-public > langtools / file comparison
comparison: src/share/classes/com/sun/tools/javac/util/Options.java
src/share/classes/com/sun/tools/javac/util/Options.java
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| 1 /* | |
| 2 * Copyright 2001-2006 Sun Microsystems, Inc. All Rights Reserved. | |
| 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
| 4 * | |
| 5 * This code is free software; you can redistribute it and/or modify it | |
| 6 * under the terms of the GNU General Public License version 2 only, as | |
| 7 * published by the Free Software Foundation. Sun designates this | |
| 8 * particular file as subject to the "Classpath" exception as provided | |
| 9 * by Sun in the LICENSE file that accompanied this code. | |
| 10 * | |
| 11 * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 14 * version 2 for more details (a copy is included in the LICENSE file that | |
| 15 * accompanied this code). | |
| 16 * | |
| 17 * You should have received a copy of the GNU General Public License version | |
| 18 * 2 along with this work; if not, write to the Free Software Foundation, | |
| 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 20 * | |
| 21 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, | |
| 22 * CA 95054 USA or visit www.sun.com if you need additional information or | |
| 23 * have any questions. | |
| 24 */ | |
| 25 | |
| 26 package com.sun.tools.javac.util; | |
| 27 | |
| 28 import com.sun.tools.javac.main.OptionName; | |
| 29 import java.util.*; | |
| 30 | |
| 31 /** A table of all command-line options. | |
| 32 * If an option has an argument, the option name is mapped to the argument. | |
| 33 * If a set option has no argument, it is mapped to itself. | |
| 34 * | |
| 35 * <p><b>This is NOT part of any API supported by Sun Microsystems. If | |
| 36 * you write code that depends on this, you do so at your own risk. | |
| 37 * This code and its internal interfaces are subject to change or | |
| 38 * deletion without notice.</b> | |
| 39 */ | |
| 40 public class Options { | |
| 41 private static final long serialVersionUID = 0; | |
| 42 | |
| 43 /** The context key for the options. */ | |
| 44 public static final Context.Key<Options> optionsKey = | |
| 45 new Context.Key<Options>(); | |
| 46 | |
| 47 private LinkedHashMap<String,String> values; | |
| 48 | |
| 49 /** Get the Options instance for this context. */ | |
| 50 public static Options instance(Context context) { | |
| 51 Options instance = context.get(optionsKey); | |
| 52 if (instance == null) | |
| 53 instance = new Options(context); | |
| 54 return instance; | |
| 55 } | |
| 56 | |
| 57 protected Options(Context context) { | |
| 58 // DEBUGGING -- Use LinkedHashMap for reproducability | |
| 59 values = new LinkedHashMap<String,String>(); | |
| 60 context.put(optionsKey, this); | |
| 61 } | |
| 62 | |
| 63 public String get(String name) { | |
| 64 return values.get(name); | |
| 65 } | |
| 66 | |
| 67 public String get(OptionName name) { | |
| 68 return values.get(name.optionName); | |
| 69 } | |
| 70 | |
| 71 public void put(String name, String value) { | |
| 72 values.put(name, value); | |
| 73 } | |
| 74 | |
| 75 public void put(OptionName name, String value) { | |
| 76 values.put(name.optionName, value); | |
| 77 } | |
| 78 | |
| 79 public void putAll(Options options) { | |
| 80 values.putAll(options.values); | |
| 81 } | |
| 82 | |
| 83 public void remove(String name) { | |
| 84 values.remove(name); | |
| 85 } | |
| 86 | |
| 87 public Set<String> keySet() { | |
| 88 return values.keySet(); | |
| 89 } | |
| 90 | |
| 91 public int size() { | |
| 92 return values.size(); | |
| 93 } | |
| 94 | |
| 95 static final String LINT = "-Xlint"; | |
| 96 | |
| 97 /** Check for a lint suboption. */ | |
| 98 public boolean lint(String s) { | |
| 99 // return true if either the specific option is enabled, or | |
| 100 // they are all enabled without the specific one being | |
| 101 // disabled | |
| 102 return | |
| 103 get(LINT + ":" + s)!=null || | |
| 104 (get(LINT)!=null || get(LINT + ":all")!=null) && | |
| 105 get(LINT+":-"+s)==null; | |
| 106 } | |
| 107 } |
