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Throws keyword in java

Throws
  • Throws is used to propagate the Exception.
  • You can write throws keyword at the time of method declaration.
  • You have handle that Exception at the time of calling that method.
  • Throws is class type it means after throws you have to write Exception class.
How to Propagate Exception in java using Throws ?
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package exceptionHandling;
 
 
class Demo123
{
 
	void printnumber(int n,int m) throws InterruptedException 
	{
 
		for(;n<=m;n++)
		{
			System.out.println(n);
			Thread.sleep(1000);	
 
		}
	}
}
 
 
public class UseOfThrows
{
public static void main(String[] args) 
{
 
	System.out.println("****************************");
 
     Demo123 obj1=new Demo123();	
 
 
       try 
          {
	    obj1.printnumber(1, 5);
	  } 
 
     catch (InterruptedException e) 
	   {
		e.printStackTrace();
	   }
 
 
 
	System.out.println("*****************************");
  }
 
}
 
output:
 
****************************
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5
*****************************