import com.primeton.esb.message.dynamic.HttpDynamicEndpointRef;
import com.primeton.esb.message.ITipMessagePayload;
import java.util.concurrent.ConcurrentHashMap;


Map systemHeader = context.inMessage.getSystemHeaders();
if (systemHeader == null) {
	systemHeader = new ConcurrentHashMap();
}

HttpDynamicEndpointRef dyEndpoint = new HttpDynamicEndpointRef();
dyEndpoint.setIp("192.168.17.15");
dyEndpoint.setPort("10010");
dyEndpoint.setUriPattern("/hello2/hello7");
dyEndpoint.setProtocol("http");
systemHeader.put(ITipMessagePayload.DYNAMIC_ENDPOINT_REFERENCE, dyEndpoint);