| 1 | package com.mysql.management.util; |
| 2 | |
| 3 | import java.io.BufferedReader; |
| 4 | import java.io.IOException; |
| 5 | import java.io.StringReader; |
| 6 | import java.util.ArrayList; |
| 7 | import java.util.List; |
| 8 | |
| 9 | import com.mysql.management.util.Exceptions.Block; |
| 10 | |
| 11 | /* |
| 12 | Copyright (C) 2004 MySQL AB |
| 13 | |
| 14 | This program is free software; you can redistribute it and/or modify |
| 15 | it under the terms of the GNU General Public License version 2 as |
| 16 | published by the Free Software Foundation. |
| 17 | |
| 18 | This program is distributed in the hope that it will be useful, |
| 19 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 20 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 21 | GNU General Public License for more details. |
| 22 | |
| 23 | You should have received a copy of the GNU General Public License |
| 24 | along with this program; if not, write to the Free Software |
| 25 | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 26 | |
| 27 | */ |
| 28 | |
| 29 | /** |
| 30 | * String utility methods. |
| 31 | * |
| 32 | * This class is final simply as a hint to the compiler, it may be un-finalized |
| 33 | * safely. |
| 34 | * |
| 35 | * @author Eric Herman <eric@mysql.com> |
| 36 | * @version $Id: Str.java,v 1.11 2005/08/31 01:21:16 eherman Exp $ |
| 37 | */ |
| 38 | public final class Str { |
| 39 | /* merge with other string utility */ |
| 40 | |
| 41 | private String newLine; |
| 42 | |
| 43 | public Str() { |
| 44 | newLine = System.getProperty("line.separator"); |
| 45 | } |
| 46 | |
| 47 | public boolean containsIgnoreCase(String searchIn, String searchFor) { |
| 48 | |
| 49 | return searchIn.toLowerCase().indexOf(searchFor.toLowerCase()) != -1; |
| 50 | } |
| 51 | |
| 52 | public String newLine() { |
| 53 | return newLine; |
| 54 | } |
| 55 | |
| 56 | public String[] toStringArray(List strings) { |
| 57 | return (String[]) strings.toArray(new String[strings.size()]); |
| 58 | } |
| 59 | |
| 60 | /** |
| 61 | * convienence method: |
| 62 | * |
| 63 | * @return shortClassName(obj.getClass()); |
| 64 | */ |
| 65 | public String shortClassName(Object obj) { |
| 66 | return shortClassName(obj.getClass()); |
| 67 | } |
| 68 | |
| 69 | /** |
| 70 | * returns the unquallified "short" name of a class (no package info) |
| 71 | * returns "String" for java.lang.String.class returns "Bar" for |
| 72 | * foo.Bar.class returns "Foo" for Foo.class (in the default package) |
| 73 | */ |
| 74 | public String shortClassName(Class aClass) { |
| 75 | String name = aClass.getName(); |
| 76 | int lastDot = name.lastIndexOf('.'); |
| 77 | return name.substring(lastDot + 1); |
| 78 | } |
| 79 | |
| 80 | /** |
| 81 | * wrapper method for Class.forName(string) which converts |
| 82 | * ClassNotFoundException to RuntimeException |
| 83 | */ |
| 84 | public Class classForName(final String className) { |
| 85 | return (Class) new Exceptions.Block() { |
| 86 | protected Object inner() throws ClassNotFoundException { |
| 87 | return Class.forName(className); |
| 88 | } |
| 89 | }.exec(); |
| 90 | } |
| 91 | |
| 92 | /** |
| 93 | * returns an array of strings as read via a StringReader |
| 94 | */ |
| 95 | public String[] splitLines(String str) { |
| 96 | List lines = new ArrayList(); |
| 97 | StringReader stringReader = new StringReader(str); |
| 98 | final BufferedReader reader = new BufferedReader(stringReader); |
| 99 | Exceptions.StringBlock block = new Exceptions.StringBlock() { |
| 100 | protected String inner() throws IOException { |
| 101 | return reader.readLine(); |
| 102 | } |
| 103 | }; |
| 104 | while (true) { |
| 105 | String line = block.exec(); |
| 106 | if (line == null) { |
| 107 | break; |
| 108 | } |
| 109 | lines.add(line); |
| 110 | } |
| 111 | return (String[]) lines.toArray(new String[lines.size()]); |
| 112 | } |
| 113 | |
| 114 | public boolean parseDefaultTrue(Object obj) { |
| 115 | return obj == null |
| 116 | || !obj.toString().equalsIgnoreCase(Boolean.FALSE.toString()); |
| 117 | } |
| 118 | } |