글쓴이 :윤경구 2000년 4월 06일 10:21:01
In Reply to: 환경변수에 관해서....급해요 posted by 이건희 on 2000년 4월 05일 17:51:50:
/*
* EnvGetter.java 0.1 Apr 6, 2000
*
* Copyright (c) 2000 by Yoon Kyung Koo.
* All rights reserved.
*/
import java.io.*;
import java.util.Properties;
/**
* EnvGetter class
* getting env as a system properties in Unix environment
* @version 0.1 2000-04-06 11:16:48
* @author Yoon Kyung Koo
*/
class EnvGetter {
public static void main(String[] args) {
Properties sp = System.getProperties();
sp.list(System.out);
System.out.println("java.class.path - " + sp.getProperty("java.class.path"));
System.out.println("LANG - " + sp.getProperty("LANG"));
Properties p = new Properties();
try {
InputStream is = getEnvStream();
p.load(is);
} catch (IOException ie) {
System.out.println("error - " + ie + " [message - " + ie.getMessage() + "]");
}
p.list(System.out);
System.out.println("java.class.path - " + p.getProperty("java.class.path"));
System.out.println("LANG - " + p.getProperty("LANG"));
}
static InputStream getEnvStream() throws IOException {
Process ps = Runtime.getRuntime().exec("/usr/bin/env");
return (ps == null ? null : ps.getInputStream());
}
}