g/annotation/Target.html?is-external=true#value--" title="class or interface in java.lang.annotation">value</a>=<a href="http://java.sun.com/javase/6/docs/api/java/lang/annotation/ElementType.html?is-external=true#PARAMETER" title="class or interface in java.lang.annotation">PARAMETER</a>)
public @interface <span class="memberNameLabel">Header</span></pre>
<div class="block">Replaces the header with the value of its target.
 <p>
 <pre>
 &#64;GET("/")
 void foo(@Header("Accept-Language") String lang, Callbac