How to read ini file using Java

Java Code:

import java.io.BufferedReader;import java.io.FileReader;import java.io.IOException;import java.util.HashMap;import java.util.Properties;public class iniReader {    protected HashMap<String, Properties> sections = new HashMap<String, Properties>();    private transient String currentSecion;    private transient Properties current;    public IniReader(String filename) throws IOException {        BufferedReader reader = new BufferedReader(new FileReader(filename));        read(reader);        reader.close();    }    protected void read(BufferedReader reader) throws IOException {        String line;        while ((line = reader.readLine()) != null)        {            parseLine(line);        }    }    protected void parseLine(String line) {        line = line.trim();        if (line.matches("\\[.*\\]"))         {            currentSecion = line.replaceFirst("\\[(.*)\\]", "$1");            current = new Properties();            sections.put(currentSecion, current);        } else         if (line.matches(".*=.*"))         {            if (current != null)             {                int i = line.indexOf('=');                String name = line.substring(0, i);                String value = line.substring(i + 1);                current.setProperty(name, value);            }        }    }    public String getValue(String section, String name) {        Properties p = (Properties) sections.get(section);        if (p == null)         {            return null;        }        String value = p.getProperty(name);        return value;    }}