set the value for the given header name . if the provided value is null , the header will be removed . concode_field_sep T payload concode_elem_sep MessageHeaderAccessor headerAccessor concode_elem_sep Message<T> originalMessage concode_field_sep MessageBuilder<T> setHeaders concode_elem_sep MessageBuilder<T> removeHeaders concode_elem_sep MessageBuilder<T> copyHeadersIfAbsent concode_elem_sep MessageBuilder<T> setErrorChannelName concode_elem_sep MessageBuilder<T> setHeaderIfAbsent concode_elem_sep MessageBuilder<T> setErrorChannel concode_elem_sep MessageBuilder<T> removeHeader concode_elem_sep Message<T> build concode_elem_sep MessageBuilder<T> copyHeaders concode_elem_sep MessageBuilder<T> withPayload concode_elem_sep MessageBuilder<T> setReplyChannelName concode_elem_sep Message<T> createMessage concode_elem_sep MessageBuilder<T> fromMessage concode_elem_sep MessageBuilder<T> setReplyChannel
MessageBuilder < T > function ( String arg0 , Object arg1 ) { this . headerAccessor . setHeader ( arg0 , arg1 ) ; return this ; }