public static void set100ContinueExpected(HttpMessage message, boolean expected) {
        if (expected) {
            message.headers().set(HttpHeaderNames.EXPECT, HttpHeaderValues.CONTINUE);
        } else {
            message.headers().remove(HttpHeaderNames.EXPECT);
        }
    }
public static void set100ContinueExpected ( HttpMessage message , boolean expected ) { if ( expected ) { message . headers ( ) . set ( HttpHeaderNames . EXPECT , HttpHeaderValues . CONTINUE ) ; } else { message . headers ( ) . remove ( HttpHeaderNames . EXPECT ) ; } }
Sets or removes the {@code "Expect: 100-continue"} header to / from the
specified message. If {@code expected} is {@code true},
the {@code "Expect: 100-continue"} header is set and all other previous
{@code "Expect"} headers are removed.  Otherwise, all {@code "Expect"}
headers are removed completely.