<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="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-4.0.xsd">

    <bean id="pollingConnectionManager"  class="org.apache.http.impl.conn.PoolingHttpClientConnectionManager">
        <property name="maxTotal" value="40" />
        <property name="defaultMaxPerRoute" value="5" />
    </bean>

    <bean id="httpClientBuilder" class="org.apache.http.impl.client.HttpClientBuilder"
          factory-method="create">
        <property name="connectionManager" ref="pollingConnectionManager" />
    </bean>

    <bean id="httpClient" factory-bean="httpClientBuilder"
          factory-method="build" />

    <!-- -->
    <bean id="clientHttpRequestFactory"
          class="org.springframework.http.client.HttpComponentsClientHttpRequestFactory">
        <constructor-arg ref="httpClient" />
        <property name="connectTimeout" value="30000" />
        <property name="readTimeout" value="30000" />
    </bean>

    <bean id="restTemplate" class="org.springframework.web.client.RestTemplate">
        <constructor-arg ref="clientHttpRequestFactory" />
        <property name="messageConverters">
            <list>
                <bean class="org.springframework.http.converter.StringHttpMessageConverter" />
                <bean class="org.springframework.http.converter.xml.SourceHttpMessageConverter" />
                <bean class="org.springframework.http.converter.FormHttpMessageConverter" />
                <bean class="org.springframework.http.converter.json.MappingJackson2HttpMessageConverter" />
                <bean class="org.springframework.http.converter.xml.MarshallingHttpMessageConverter" />
            </list>
        </property>
    </bean>

</beans>