• Improving java.util.Properties

• Taming Tiger: Loading Properties from XML
• XML resource bundle : ResourceBundle « JDK 6 « Java
• 특정 디렉토리 아래의 모든 *.properties 파일을 *-properties.xml로 변환
  • java PropertiesToXml /path/to/parent/dir 형태로 실행

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE properties SYSTEM "http://java.sun.com/dtd/properties.dtd">
<properties>
<comment>설명</comment>
<entry key="key">value</entry>
</properties>

Props props = new Props(System.getProperties());
props.put("configDir", "${user.home}/myapp/config");
props.expandVariables();
 
// The ${user.home} should be expanded to actual user home dir value.
File dir = new File(props.get("configDir"));