Subversion Repositories SmartDukaan

/*
 *      Copyright 2005 stat4j.org
 *
 *   Licensed under the Apache License, Version 2.0 (the "License");
 *   you may not use this file except in compliance with the License.
 *      You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 *   Unless required by applicable law or agreed to in writing, software
 *   distributed under the License is distributed on an "AS IS" BASIS,
 *   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *   See the License for the specific language governing permissions and
 *   limitations under the License.
 */

package net.sourceforge.stat4j.util;

import java.util.Enumeration;
import java.util.MissingResourceException;
import java.util.Properties;
import java.util.ResourceBundle;

/**
 * Name:                Util.java
 * Date:                Sep 4, 2004
 * Description:
 * 
 * 
 * @author Lara D'Abreo
 */
public class Util {
        
        public static ResourceBundle bundle =
                ResourceBundle.getBundle("stat4j");
        
        public static Object createObject(String className) {
                try {
                        Class c = Class.forName(className);

                        return c.newInstance();

                } catch (Exception e) {

                        return null;
                }
        }

        public static String getCategory() {
                return bundle.containsKey("logcategory") ? bundle.getString("logcategory") : "stat4j";
        }
        
        public static Properties createProperties(String context) {
                Properties p = new Properties();
                
                Enumeration keys = bundle.getKeys();

                while (keys.hasMoreElements()) {
                        String key = (String) keys.nextElement();
                        if (key.startsWith(context)) {
                                String k = key.substring(context.length());
                                String value = bundle.getString(key);

                                p.put(k, value);

                        } //fi
                } //end while

                return p;
        }

        public static String getValue(String key) {
                try {
                        return bundle.getString(key);
                }catch (MissingResourceException e) {
                        return null;
                }
        }

        public static boolean getAsBoolean(String val, boolean dfault) {
                try {
                        if (val == null) {
                                return dfault;
                        }
                        String s = val.trim().toLowerCase();
                        if (s.length() == 0) {
                                return dfault;
                        };
                        return (
                                s.equals("true")
                                        || s.equals("yes")
                                        || s.equals("T")
                                        || s.equals("Y"));
                } catch (Exception e) {
                        return dfault;
                }
        }

}