How to Create Property File in Java

on January 6, 2017

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Create Property File in Java

This example program will teach you to learn, How to create property file in java. The example program were attached in the post.

Project Structure

How to Create Property File in Java

Example Program (CreatePropertyFile.java)

package com.dineshkrish.file;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.Properties;
/**
* 
* @author Dinesh Krishnan
*
*/
public class CreatePropertyFile {
public static void main(String[] args) {
// defining the properties object
Properties properties = new Properties();
// setting the properties 
properties.setProperty("first.name", "Dinesh");
properties.setProperty("second.name", "Krishnan");
properties.setProperty("full.name", "Dinesh Krishnan");
properties.setProperty("country", "India");
// defining the file object
File file = new File("myproperty.properties");
try {
// defining the FileOutputStream object
FileOutputStream outputStream = new FileOutputStream(file);
// storing the properties as file with comments
properties.store(outputStream, "This property file contains Dinesh Krishnan information");
System.out.println("Property file has been created successfully...");
} catch (FileNotFoundException e) {
System.out.println(e.getMessage());
e.printStackTrace();
} catch (IOException e) {
System.out.println(e.getMessage());
e.printStackTrace();
}
}
}

Output

Once you compile and run the above example program, After the execution of the program it will produce the property file as a output with the properties that are mentioned. The sample output you can see below.

#This property file contains Dinesh Krishnan information
#Fri Jan 06 16:36:06 IST 2017
second.name=Krishnan
full.name=Dinesh Krishnan
first.name=Dinesh
country=India