Source Code : Create object using Constructor object

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Create object using Constructor object

   
 
import java.lang.reflect.Constructor;

public class Main {
  public static void main(String[] args) throws Exception {
    Class clazz = String.class;

    Constructor constructor = clazz.getConstructor(new Class[] { String.class });

    String object = (String) constructor.newInstance(new Object[] { "Hello World!" });
    System.out.println("String = " + object);

    constructor = clazz.getConstructor(new Class[] { StringBuilder.class });
    object = (String) constructor
        .newInstance(new Object[] { new StringBuilder("Hello Universe!") });
    System.out.println("String = " + object);
  }
}
 

   
    
    
  

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