title: Making java method arguments as final
body: <p>What difference that <code>final</code> makes between the code below. Is there any advantage in declaring the arguments as <code>final</code>.</p>
  
  <pre><code>public String changeTimezone( Timestamp stamp, Timezone fTz, Timezone toTz){  
      return ....
  }
  
  public String changeTimezone(final Timestamp stamp, final Timezone fTz, 
          final Timezone toTz){
      return ....
  }
  </code></pre>