Wednesday, 3 May 2017

Java Tutorial: Java properties tutorial [How to store key-value pairs in properties file]


Click here to watch in Youtube :
https://www.youtube.com/watch?v=B-DK57t_qIM&list=UUhwKlOVR041tngjerWxVccw

PropertiesDemo.java
import java.io.FileWriter;
import java.io.IOException;
import java.util.Properties;

/*
 * public void store(Writer writer, String comments)
 *                                  throws IOException
 * 
 * Parameters: 
 * ----------
 * 
 * writer - an output character stream writer. 
 * comments - a description of the property list.
 */
class PropertiesDemo
{
    public static void main(String[] args) throws IOException
    {

        try (FileWriter fileWriter = new FileWriter("info.properties"))
        {

            Properties p = new Properties();
            p.setProperty("name", "Ram");
            p.setProperty("email", "ram@yahoo.com");

            /*
             * Writes this property list (key and element
             * pairs) in this Properties table to the output
             * character stream in a format suitable for
             * using the load(Reader) method.
             */
            p.store(fileWriter, "User Info");

            System.out.println("Property file is created successfully..");
        }

    }
}
Output
Property file is created successfully..

info.properties
#User Info
#Wed Mar 01 09:25:09 IST 2017
email=ram@yahoo.com
name=Ram

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

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

Bitbucket Link:
https://bitbucket.org/ramram43210/java/src/2f1fa585daa61fc8fa0957d6f04b940eddbcf7ec/BasicJava/PropertiesDemo_store_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
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