Mercurial > hg > graal-compiler
annotate src/share/tools/ProjectCreator/ArgsParser.java @ 1972:f95d63e2154a
6989984: Use standard include model for Hospot
Summary: Replaced MakeDeps and the includeDB files with more standardized solutions.
Reviewed-by: coleenp, kvn, kamg
| author | stefank |
|---|---|
| date | Tue, 23 Nov 2010 13:22:55 -0800 |
| parents | src/share/tools/MakeDeps/ArgsParser.java@c18cbe5936b8 |
| children |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 1972 | 2 * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved. |
| 0 | 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. | |
| 8 * | |
| 9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 12 * version 2 for more details (a copy is included in the LICENSE file that | |
| 13 * accompanied this code). | |
| 14 * | |
| 15 * You should have received a copy of the GNU General Public License version | |
| 16 * 2 along with this work; if not, write to the Free Software Foundation, | |
| 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 18 * | |
|
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6941466: Oracle rebranding changes for Hotspot repositories
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
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20 * or visit www.oracle.com if you need additional information or have any |
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6941466: Oracle rebranding changes for Hotspot repositories
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21 * questions. |
| 0 | 22 * |
| 23 */ | |
| 24 | |
| 25 class ArgIterator { | |
| 26 String[] args; | |
| 27 int i; | |
| 28 ArgIterator(String[] args) { | |
| 29 this.args = args; | |
| 30 this.i = 0; | |
| 31 } | |
| 32 String get() { return args[i]; } | |
| 33 boolean hasMore() { return args != null && i < args.length; } | |
| 34 boolean next() { return ++i < args.length; } | |
| 35 } | |
| 36 | |
| 37 abstract class ArgHandler { | |
| 38 public abstract void handle(ArgIterator it); | |
| 39 | |
| 40 } | |
| 41 | |
| 42 class ArgRule { | |
| 43 String arg; | |
| 44 ArgHandler handler; | |
| 45 ArgRule(String arg, ArgHandler handler) { | |
| 46 this.arg = arg; | |
| 47 this.handler = handler; | |
| 48 } | |
| 49 | |
| 50 boolean process(ArgIterator it) { | |
| 51 if (match(it.get(), arg)) { | |
| 52 handler.handle(it); | |
| 53 return true; | |
| 54 } | |
| 55 return false; | |
| 56 } | |
| 57 boolean match(String rule_pattern, String arg) { | |
| 58 return arg.equals(rule_pattern); | |
| 59 } | |
| 60 } | |
| 61 | |
| 62 class ArgsParser { | |
| 63 ArgsParser(String[] args, | |
| 64 ArgRule[] rules, | |
| 65 ArgHandler defaulter) { | |
| 66 ArgIterator ai = new ArgIterator(args); | |
| 67 while (ai.hasMore()) { | |
| 68 boolean processed = false; | |
| 69 for (int i=0; i<rules.length; i++) { | |
| 70 processed |= rules[i].process(ai); | |
| 71 if (processed) { | |
| 72 break; | |
| 73 } | |
| 74 } | |
| 75 if (!processed) { | |
| 76 if (defaulter != null) { | |
| 77 defaulter.handle(ai); | |
| 78 } else { | |
| 79 System.err.println("ERROR: unparsed \""+ai.get()+"\""); | |
| 80 ai.next(); | |
| 81 } | |
| 82 } | |
| 83 } | |
| 84 } | |
| 85 } |