Showing the changes to java/pkg/sun/tools/util/CommandLine.java (1 of 18352 files). Show all
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| 1 | +/* | |
| 2 | + * Copyright (c) 1998, 2003, Oracle and/or its affiliates. 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. Oracle designates this | |
| 8 | + * particular file as subject to the "Classpath" exception as provided | |
| 9 | + * by Oracle 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
| 22 | + * or visit www.oracle.com if you need additional information or have any | |
| 23 | + * questions. | |
| 24 | + */ | |
| 25 | + | |
| 26 | +package sun.tools.util; | |
| 27 | + | |
| 28 | +import java.io.IOException; | |
| 29 | +import java.io.Reader; | |
| 30 | +import java.io.FileReader; | |
| 31 | +import java.io.BufferedReader; | |
| 32 | +import java.io.StreamTokenizer; | |
| 33 | +import java.util.List; | |
| 34 | +import java.util.ArrayList; | |
| 35 | + | |
| 36 | +/** | |
| 37 | + * Various utility methods for processing Java tool command line arguments. | |
| 38 | + * | |
| 39 | + * WARNING: The contents of this source file are not part of any | |
| 40 | + * supported API. Code that depends on them does so at its own risk: | |
| 41 | + * they are subject to change or removal without notice. | |
| 42 | + */ | |
| 43 | +public class CommandLine { | |
| 44 | + /** | |
| 45 | + * Process Win32-style command files for the specified command line | |
| 46 | + * arguments and return the resulting arguments. A command file argument | |
| 47 | + * is of the form '@file' where 'file' is the name of the file whose | |
| 48 | + * contents are to be parsed for additional arguments. The contents of | |
| 49 | + * the command file are parsed using StreamTokenizer and the original | |
| 50 | + * '@file' argument replaced with the resulting tokens. Recursive command | |
| 51 | + * files are not supported. The '@' character itself can be quoted with | |
| 52 | + * the sequence '@@'. | |
| 53 | + */ | |
| 54 | + public static String[] parse(String[] args) | |
| 55 | + throws IOException | |
| 56 | + { | |
| 57 | + ArrayList newArgs = new ArrayList(args.length); | |
| 58 | + for (int i = 0; i < args.length; i++) { | |
| 59 | + String arg = args[i]; | |
| 60 | + if (arg.length() > 1 && arg.charAt(0) == '@') { | |
| 61 | + arg = arg.substring(1); | |
| 62 | + if (arg.charAt(0) == '@') { | |
| 63 | + newArgs.add(arg); | |
| 64 | + } else { | |
| 65 | + loadCmdFile(arg, newArgs); | |
| 66 | + } | |
| 67 | + } else { | |
| 68 | + newArgs.add(arg); | |
| 69 | + } | |
| 70 | + } | |
| 71 | + return (String[])newArgs.toArray(new String[newArgs.size()]); | |
| 72 | + } | |
| 73 | + | |
| 74 | + private static void loadCmdFile(String name, List args) | |
| 75 | + throws IOException | |
| 76 | + { | |
| 77 | + Reader r = new BufferedReader(new FileReader(name)); | |
| 78 | + StreamTokenizer st = new StreamTokenizer(r); | |
| 79 | + st.resetSyntax(); | |
| 80 | + st.wordChars(' ', 255); | |
| 81 | + st.whitespaceChars(0, ' '); | |
| 82 | + st.commentChar('#'); | |
| 83 | + st.quoteChar('"'); | |
| 84 | + st.quoteChar('\''); | |
| 85 | + while (st.nextToken() != st.TT_EOF) { | |
| 86 | + args.add(st.sval); | |
| 87 | + } | |
| 88 | + r.close(); | |
| 89 | + } | |
| 90 | +} | |