JAVA操作INI文件
/** @(#) IniReader.java
* Created on 2004-10-14
* Created by James Fancy
*/
import java.io.BufferedReader;
import java.io.FileReader;
import java.io.IOException;
import java.util.HashMap;
import java.util.Properties;
/**
* @author James Fancy
*/
public class IniReader {
protected HashMap sections = new HashMap();
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("\\[.*\\]")) {
// 如果是 JDK 1.4(不含1.4)以下版本，修改为
// if (line.startsWith("[") && line.endsWith("]")) {
if (current != null) {
sections.put(currentSecion, current);
}
currentSecion = line.replaceFirst("\\[(.*)\\]", "$1");
// JDK 低于 1.4 时
// currentSection = line.substring(1, line.length() - 1);
current = new Properties();
} else if (line.matches(".*=.*")) {
// JDK 低于 1.4 时
// } else if (line.indexOf('=') >= 0) {
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;
}
}
示例：
public static void main(String[] args) throws IOException {
IniReader reader = new IniReader("E:\\james\\win.ini");
System.out.println(reader.getValue("MCI Extensions.BAK", "asf"));
}
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