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2013年5月8日 星期三

讀取Java system properties (系統屬性)

 public class SystemPropertyDemo {  
      public static void main(String[]args){  
           String fileSeparator = System.getProperty("file.separator");  
           String classPath = System.getProperty("java.class.path");  
           String javaHome = System.getProperty("java.home");  
           String javaVendor = System.getProperty("java.vendor");  
           String javaVendorUrl = System.getProperty("java.vendor.url");  
           String javaVersion = System.getProperty("java.version");  
           String lineSeparator = System.getProperty("line.separator");  
           String osArch = System.getProperty("os.arch");  
           String osName = System.getProperty("os.name");  
           String osVersion = System.getProperty("os.version");  
           String pathSeparator = System.getProperty("path.separator");  
           String userDir = System.getProperty("user.dir");  
           String userHome = System.getProperty("user.home");  
           String userName = System.getProperty("user.name");  
           System.out.println(" fileSeparator: " + fileSeparator);  
           System.out.println(" classPath : " + classPath);  
           System.out.println(" javaHome : " + javaHome);  
           System.out.println(" javaVendor : " + javaVendor);  
           System.out.println(" javaVendorUrl : " + javaVendorUrl);  
           System.out.println(" javaVendorUrl : " + javaVersion);  
           System.out.println(" lineSeparator : " + lineSeparator);  
           System.out.println(" osArch : " + osArch);  
           System.out.println(" osName : " + osName);  
           System.out.println(" osVersion : " + osVersion);  
           System.out.println(" pathSeparator : " + pathSeparator);  
           System.out.println(" pathSeparator : " +userDir);  
           System.out.println(" userHome : " + userHome);  
           System.out.println(" userName : " + userName);  
      }  
 }  

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