Java读取Properties文件几种方法总结

使用J2SE API读取Properties文件的六种方法

1。使用Java.util.Properties类的load()方法

示例:

InputStream in = lnew BufferedInputStream(new FileInputStream(name));
Properties p = new Properties();
p.load(in);

2。使用java.util.ResourceBundle类的getBundle()方法

示例:

ResourceBundle rb = ResourceBundle.getBundle(name, Locale.getDefault());

3。使用java.util.PropertyResourceBundle类的构造函数

示例:

InputStream in = new BufferedInputStream(new FileInputStream(name));
ResourceBundle rb = new PropertyResourceBundle(in);

4。使用class变量的getResourceAsStream()方法

示例:

InputStream in = JProperties.class.getResourceAsStream(name);
Properties p = new Properties();
p.load(in);

5。使用class.getClassLoader()所得到的java.lang.ClassLoader的getResourceAsStream()方法

示例:

InputStream in = JProperties.class.getClassLoader().getResourceAsStream(name);
Properties p = new Properties();


p.load(in);

6。使用java.lang.ClassLoader类的getSystemResourceAsStream()静态方法

示例:

InputStream in = ClassLoader.getSystemResourceAsStream(name);
Properties p = new Properties();
p.load(in);

补充

Servlet中可以使用javax.servlet.ServletContext的getResourceAsStream()方法

示例:

InputStream in = context.getResourceAsStream(path);
Properties p = new Properties();
p.load(in);

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