ca.infoway.messagebuilder.transport.rest
Class RestTransportLayer

java.lang.Object
  ca.infoway.messagebuilder.transport.rest.RestTransportLayer

All Implemented Interfaces:

TransportLayer

public class RestTransportLayer
extends Object
implements TransportLayer

Implementation of a transport layer for REST (Representational State Transfer). REST is one of two common interfaces for HL7 messages. HL7 messages are POSTed to an HTTP server.

Makes use of Apache Commons HttpClient for communication.

Author:

Intelliware Development

Constructor Summary

RestTransportLayer(Client client, String url)
Constructs a REST transport layer for the given url.

RestTransportLayer(String url)
Constructs a REST transport layer for the given url.

Method Summary

protected org.apache.commons.httpclient.methods.PostMethod	createPostMethod()
String	sendRequestAndGetResponse(CredentialsProvider credentialsProvider, RequestMessage requestMessage) Sends a request message synchronously and returns a response message as a string.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

RestTransportLayer

public RestTransportLayer(String url)

Constructs a REST transport layer for the given url. Makes use of the default tranport mechanism (HttpClient)

Parameters:

url - the target url to send messages to

RestTransportLayer

public RestTransportLayer(Client client,
                          String url)

Constructs a REST transport layer for the given url. Makes use of provided client instead of the default HttpClient.

Parameters:

client - the transport client to use

url - the target url to send messages to

Method Detail

sendRequestAndGetResponse

public String sendRequestAndGetResponse(CredentialsProvider credentialsProvider,
                                        RequestMessage requestMessage)

Sends a request message synchronously and returns a response message as a string.

Specified by:

sendRequestAndGetResponse in interface TransportLayer

Parameters:

credentialsProvider - object to obtain Credentials from

requestMessage - the message to be sent

Returns:

the response message as a string

createPostMethod

protected org.apache.commons.httpclient.methods.PostMethod createPostMethod()