1 /***
2 * @(#)PropertiesHelper.java
3 *
4 * JFoxSOAF, Service-Oriented Application Framework
5 *
6 * Copyright(c) JFoxSOAF Team
7 *
8 * Licensed under the GNU LGPL, Version 2.1 (the "License");
9 * you may not use this file except in compliance with the License.
10 * You may obtain a copy of the License at
11 *
12 * http://www.gnu.org/copyleft/lesser.html
13 *
14 * Unless required by applicable law or agreed to in writing, software
15 * distributed under the License is distributed on an "AS IS" BASIS,
16 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17 * See the License for the specific language governing permissions and
18 * limitations under the License.
19 *
20 * For more information, please visit:
21 * http://www.jfox.cn/confluence/display/JFoxSOAF/Home
22 * http://www.huihoo.org/jfox/jfoxsoaf
23 */
24
25 package org.huihoo.jfox.soaf.util.resource;
26
27 import java.util.HashMap;
28 import java.util.Map;
29 import java.util.Properties;
30 import java.util.StringTokenizer;
31
32
33
34 /***
35 * A help class to access to property file.
36 *
37 * @author <a href="mailto:founder_chen@yahoo.com.cn">Peter Cheng </a>
38 * @version $Revision: 1.2 $ $Date: 2006/02/15 08:45:46 $
39 * @version Revision: 1.0
40 */
41
42 public class PropertiesHelper {
43
44 public PropertiesHelper() {
45 }
46
47 public static boolean getBoolean(String property, Properties properties) {
48 return Boolean.valueOf(properties.getProperty(property)).booleanValue();
49 }
50
51 public static boolean getBoolean(String property, Properties properties,
52 boolean defaultValue) {
53 String setting = properties.getProperty(property);
54 return (setting == null) ? defaultValue : Boolean.valueOf(setting)
55 .booleanValue();
56 }
57
58 public static int getInt(String property, Properties properties,
59 int defaultValue) {
60 String propValue = properties.getProperty(property);
61 return (propValue == null) ? defaultValue : Integer.parseInt(propValue);
62 }
63
64 public static String getString(String property, Properties properties,
65 String defaultValue) {
66 String propValue = properties.getProperty(property);
67 return (propValue == null) ? defaultValue : propValue;
68 }
69
70 public static Integer getInteger(String property, Properties properties) {
71 String propValue = properties.getProperty(property);
72 return (propValue == null) ? null : Integer.valueOf(propValue);
73 }
74
75 public static Map toMap(String property, String delim, Properties properties) {
76 Map map = new HashMap();
77 String propValue = properties.getProperty(property);
78 if (propValue != null) {
79 StringTokenizer tokens = new StringTokenizer(propValue, delim);
80 while (tokens.hasMoreTokens()) {
81 map.put(tokens.nextToken(), tokens.hasMoreElements() ? tokens
82 .nextToken() : StringHelper.EMPTY_STRING);
83 }
84 }
85 return map;
86 }
87
88 public static String[] toStringArray(String property, String delim,
89 Properties properties) {
90 return toStringArray(properties.getProperty(property), delim);
91 }
92
93 public static String[] toStringArray(String propValue, String delim) {
94 return StringHelper.split(delim, propValue);
95 }
96
97 }