Tuesday, 28 February 2017

Java Tutorial: System class in java [How to get the system property indicated by the specified key]


Click here to watch in Youtube :
https://www.youtube.com/watch?v=QLcKjdm0Umc&list=UUhwKlOVR041tngjerWxVccw

PropertiesDemo.java
/*
 * public static String getProperty(String key)
 *
 * Parameters:
 * ----------
 *
 * key - the name of the system property.
 */

public class PropertiesDemo
{

    public static void main(String[] args)
    {
        /*
         * Gets the system property indicated by the
         * specified key.
         */
        String value = System.getProperty("os.name");
        System.out.println("value = " + value);

        String value1 = System.getProperty("a.b");
        System.out.println("value1 = " + value1);

    }
}
Output
value = Windows 7
value1 = null

Click the below link to download the code:
https://sites.google.com/site/ramj2eev1/home/javabasics/System_getProperty_App.zip?attredirects=0&d=1

Github Link:
https://github.com/ramram43210/Java/tree/master/BasicJava/System_getProperty_App

Bitbucket Link:
https://bitbucket.org/ramram43210/java/src/fecc858ed896ce9bbf3cb92f5d438fc2de9eee22/BasicJava/System_getProperty_App/?at=master

See also:
  • All JavaEE Viedos Playlist
  • All JavaEE Viedos
  • All JAVA EE Links
  • Servlets Tutorial
  • All Design Patterns Links
  • JDBC Tutorial
  • Java Collection Framework Tutorial
  • JAVA Tutorial
  • Kids Tutorial
  • No comments:

    Post a Comment

    Google+ Followers

    Google+ Badge