How to set the property of Bean by constructor injection

[Java Tip]

This tip shows the way to set the property of the bean by constructor injection.

public class sample{ 
     String name; 
     public sample(String a) 
     { 
        name = a; 
     }    
}

The following code is used for setting the property.

 <bean id="bean1"  class="sample"> 
<constructor-arg> 
  <value>Sample Bean Value</value> 
   </constructor-arg>   
</bean>

[rjuyal]

But, it is not acceptable.
spring advised to set the value using setters and not by constructor