span class="sympad"><a href="../../../../../reference/org/apache/http/HttpMessage.html#setHeader(org.apache.http.Header)">setHeader</a></span>(<a href="../../../../../reference/org/apache/http/Header.html">Header</a> header)</nobr>
        
        <div class="jd-descrdiv">Overwrites the first header with the same name.</div>
  
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            abstract
            
            
            
            
         