1 /*
2  * Copyright (c) 2014, 2019, 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.
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  *
19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20  * or visit www.oracle.com if you need additional information or have any
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22  */
23 
24 package gc.arguments;
25 
26 import java.util.regex.*;
27 
28 public class FlagsValue {
getFlagBoolValue(String flag, String where)29   public static boolean getFlagBoolValue(String flag, String where) {
30     Matcher m = Pattern.compile(flag + "\\s+:?= (true|false)").matcher(where);
31     if (!m.find()) {
32       throw new RuntimeException("Could not find value for flag " + flag + " in output string");
33     }
34     return m.group(1).equals("true");
35   }
36 
getFlagLongValue(String flag, String where)37   public static long getFlagLongValue(String flag, String where) {
38     Matcher m = Pattern.compile(flag + "\\s+:?=\\s+\\d+").matcher(where);
39     if (!m.find()) {
40       throw new RuntimeException("Could not find value for flag " + flag + " in output string");
41     }
42     String match = m.group();
43     return Long.parseLong(match.substring(match.lastIndexOf(" ") + 1, match.length()));
44   }
45 }