proxies.xml

<spring:beans xmlns="http://membrane-soa.org/proxies/1/"
			  xmlns:spring="http://www.springframework.org/schema/beans"
			  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
			  xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-4.2.xsd
					    http://membrane-soa.org/proxies/1/ http://membrane-soa.org/schemas/proxies-1.xsd">

	<router>

		<!--
        JSON template with a variable
        -->
		<api port="2000" method="GET">
			<request>
				<template contentType="application/json" pretty="yes">
					{ "answer": ${params.answer} }
				</template>
			</request>
			<return statusCode="200"/><!-- To forward to backend use target below instead of return -->
			<!--  <target host="YourBackendHost" port="YourBackendPort"/>-->
		</api>

		<!--
		JSON input is converted to XML and directed to logger, the response is then converted back to JSON and returned.
		-->
		<api port="2000" method="POST">
			<request>
				<!-- Value of "city" field of the incoming JSON is inserted into XML -->
				<template contentType="application/xml">
					<![CDATA[
						<city>${json.city}</city>
					]]>
				</template>
			</request>
			<!--
			setProperty extracts the "city" from the XML.
			The extracted value is placed inside a JSON template.
			Note: Consider that the response flow is going from bottom to top.
			-->
			<response>
				<template contentType="application/json">
					{"city": ${property.city.toString()} }
				</template>
				<setProperty name="city" value="${/city}" language="xpath"/><!-- Is executed on the way back -->
			</response>
			<target host="localhost" port="3000" /><!-- Calls logger API below -->
		</api>

		<api name="logger" port="3000">
			<request>
				<log/><!-- Logs the incoming messages -->
			</request>
			<return/>
		</api>

	</router>

</spring:beans>