1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/src/share/classes/com/sun/tools/javac/main/OptionHelper.java Wed Apr 27 01:34:52 2016 +0800
1.3 @@ -0,0 +1,117 @@
1.4 +/*
1.5 + * Copyright (c) 2006, 2011, Oracle and/or its affiliates. All rights reserved.
1.6 + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
1.7 + *
1.8 + * This code is free software; you can redistribute it and/or modify it
1.9 + * under the terms of the GNU General Public License version 2 only, as
1.10 + * published by the Free Software Foundation. Oracle designates this
1.11 + * particular file as subject to the "Classpath" exception as provided
1.12 + * by Oracle in the LICENSE file that accompanied this code.
1.13 + *
1.14 + * This code is distributed in the hope that it will be useful, but WITHOUT
1.15 + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
1.16 + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
1.17 + * version 2 for more details (a copy is included in the LICENSE file that
1.18 + * accompanied this code).
1.19 + *
1.20 + * You should have received a copy of the GNU General Public License version
1.21 + * 2 along with this work; if not, write to the Free Software Foundation,
1.22 + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
1.23 + *
1.24 + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
1.25 + * or visit www.oracle.com if you need additional information or have any
1.26 + * questions.
1.27 + */
1.28 +
1.29 +package com.sun.tools.javac.main;
1.30 +
1.31 +import com.sun.tools.javac.util.Log;
1.32 +import com.sun.tools.javac.util.Log.PrefixKind;
1.33 +import java.io.File;
1.34 +
1.35 +/**
1.36 + * Helper object to be used by {@link Option#process}, providing access to
1.37 + * the compilation environment.
1.38 + *
1.39 + * <p><b>This is NOT part of any supported API.
1.40 + * If you write code that depends on this, you do so at your own
1.41 + * risk. This code and its internal interfaces are subject to change
1.42 + * or deletion without notice.</b></p>
1.43 + */
1.44 +
1.45 +public abstract class OptionHelper {
1.46 +
1.47 + /** Get the current value of an option. */
1.48 + public abstract String get(Option option);
1.49 +
1.50 + /** Set the value of an option. */
1.51 + public abstract void put(String name, String value);
1.52 +
1.53 + /** Remove any prior value for an option. */
1.54 + public abstract void remove(String name);
1.55 +
1.56 + /** Get access to the Log for the compilation. */
1.57 + public abstract Log getLog();
1.58 +
1.59 + /** Get the name of the tool, such as "javac", to be used in info like -help. */
1.60 + public abstract String getOwnName();
1.61 +
1.62 + /** Report an error. */
1.63 + abstract void error(String key, Object... args);
1.64 +
1.65 + /** Record a file to be compiled. */
1.66 + abstract void addFile(File f);
1.67 +
1.68 + /** Record the name of a class for annotation processing. */
1.69 + abstract void addClassName(String s);
1.70 +
1.71 + /** An implementation of OptionHelper that mostly throws exceptions. */
1.72 + public static class GrumpyHelper extends OptionHelper {
1.73 + private final Log log;
1.74 +
1.75 + public GrumpyHelper(Log log) {
1.76 + this.log = log;
1.77 + }
1.78 +
1.79 + @Override
1.80 + public Log getLog() {
1.81 + return log;
1.82 + }
1.83 +
1.84 + @Override
1.85 + public String getOwnName() {
1.86 + throw new IllegalStateException();
1.87 + }
1.88 +
1.89 + @Override
1.90 + public String get(Option option) {
1.91 + throw new IllegalArgumentException();
1.92 + }
1.93 +
1.94 + @Override
1.95 + public void put(String name, String value) {
1.96 + throw new IllegalArgumentException();
1.97 + }
1.98 +
1.99 + @Override
1.100 + public void remove(String name) {
1.101 + throw new IllegalArgumentException();
1.102 + }
1.103 +
1.104 + @Override
1.105 + void error(String key, Object... args) {
1.106 + throw new IllegalArgumentException(log.localize(PrefixKind.JAVAC, key, args));
1.107 + }
1.108 +
1.109 + @Override
1.110 + public void addFile(File f) {
1.111 + throw new IllegalArgumentException(f.getPath());
1.112 + }
1.113 +
1.114 + @Override
1.115 + public void addClassName(String s) {
1.116 + throw new IllegalArgumentException(s);
1.117 + }
1.118 + }
1.119 +
1.120 +}
