Example usage for org.springframework.messaging.support MessageHeaderAccessor MessageHeaderAccessor

Introduction

In this page you can find the example usage for org.springframework.messaging.support MessageHeaderAccessor MessageHeaderAccessor.

Prototype

public MessageHeaderAccessor() 

Source Link

Document

A constructor to create new headers.

Usage

From source file:org.openwms.common.comm.transformer.tcp.HeaderAppendingTransformer.java

@Transformer
public Message<Payload> transform(Message<Payload> msg) {
    MessageHeaderAccessor mha = new MessageHeaderAccessor();
    mha.copyHeaders(msg.getHeaders());/*w  w  w .j a v a2s . co  m*/
    mha.setHeader(CommHeader.SYNC_FIELD_NAME, msg.getHeaders().get(CommHeader.SYNC_FIELD_NAME));
    mha.setHeader(CommHeader.MSG_LENGTH_FIELD_NAME,
            headerLength(msg.getHeaders()) + msg.getPayload().asString().length());
    mha.setHeader(CommHeader.SENDER_FIELD_NAME, msg.getHeaders().get(CommHeader.RECEIVER_FIELD_NAME));
    mha.setHeader(CommHeader.RECEIVER_FIELD_NAME, msg.getHeaders().get(CommHeader.SENDER_FIELD_NAME));
    mha.setHeader(CommHeader.SEQUENCE_FIELD_NAME,
            Integer.parseInt(String.valueOf(msg.getHeaders().get(CommHeader.SEQUENCE_FIELD_NAME))) + 1);
    return org.springframework.messaging.support.MessageBuilder.withPayload(msg.getPayload()).setHeaders(mha)
            .build();
}

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