drools-eclipse/org.guvnor.eclipse.webdav/src/client/org/eclipse/webdav/http/client/HttpConnection.java
public String getResponseHeaderFieldName(int position) throws IOException {
        Assert.isTrue(position >= 0);
        sendRequest();
        return responseHeader.getFieldName(position);
    }
public String getResponseHeaderFieldName(int position) throws IOException {
        Assert.isTrue(position >= 0);
        sendRequest();
        return responseHeader.getFieldName(position);
    }
Returns the response header field name at the given position, or
<code>null</code> if there is no field name at that position.

@param position a position in the response header greater than or
equal to zero
@return the response header field name at the given postion
@exception IOException if an I/O error occurs while sending the
request
@see #getResponseHeaderFieldValue(int)
@see #getResponseHeaderFieldValue(String)