Source Code : Read a configuration file using java.util.Properties

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Read a configuration file using java.util.Properties

     

app.config file:

app.name=Properties Sample Code
app.version=1.0


import java.io.FileInputStream;
import java.io.InputStream;
import java.util.Properties;

public class Main {
  public static void main(String[] args) throws Exception {
    Properties prop = new Properties();
    String fileName = "app.config";
    InputStream is = new FileInputStream(fileName);

    prop.load(is);

    System.out.println(prop.getProperty("app.name"));
    System.out.println(prop.getProperty("app.version"));

    System.out.println(prop.getProperty("app.vendor", "Java"));
  }
}
 

   
    
    
    
    
  

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