Java网络编程教程之设置请求超时的方法

 <bean id="multiThreadedHttpConnectionManager" class="org.apache.commons.httpclient.MultiThreadedHttpConnectionManager">
 <property name="params">
  <bean  class="org.apache.commons.httpclient.params.HttpConnectionManagerParams">
  <property name="maxTotalConnections" value="${maxTotalConnections:300}" />
  <property name="defaultMaxConnectionsPerHost" value="${defaultMaxConnectionsPerHost:300}" />
  <!-- 连接超时，毫秒。 -->
  <property name="connectionTimeout" value="${connectTimeout:10000}" />
  <!-- socket超时，毫秒。 -->
  <property name="soTimeout" value="${readTimeout:600000}" />
  <property name="staleCheckingEnabled" value="${staleCheckingEnabled:true}" />
  </bean>
 </property>
 </bean> 
 <bean id="httpClient" class="org.apache.commons.httpclient.HttpClient">
 <constructor-arg>
  <ref bean="multiThreadedHttpConnectionManager" />
 </constructor-arg>
 </bean>

 <bean id="httpInvokerRequestExecutor"  class="org.springframework.remoting.httpinvoker.CommonsHttpInvokerRequestExecutor">
  <constructor-arg>
  <ref bean="httpClient" />
  </constructor-arg>
 </bean> 
 <bean id="xxxxService"  class="org.springframework.remoting.httpinvoker.HttpInvokerProxyFactoryBean">
  <property name="serviceUrl" value="${xxxxServiceUrl}" />
  <property name="serviceInterface" value="com.xxxxService" />
  <property name="httpInvokerRequestExecutor" ref="httpInvokerRequestExecutor" />
 </bean>

 RequestConfig config = RequestConfig.custom()
  .setSocketTimeout(1*1000) // socket套接字超时，毫秒。
  .setConnectionRequestTimeout(1*1000) //使用连接池来管理连接时，从连接池获取连接的超时时间，毫秒。
  .setConnectTimeout(5*1000) // 连接建立超时，毫秒。
  .build();
 CloseableHttpClient httpClient = HttpClients.custom()
  .setDefaultRequestConfig(config) //
  .build();
 CloseableHttpResponse httpResponse = httpClient.execute(httpGet); // 执行请求

 <bean id="mailSender" class="org.springframework.mail.javamail.JavaMailSenderImpl"
 p:host="${mailSender.host}" p:username="${mailSender.username}"
 p:password="${mailSender.password}">
 <property name="javaMailProperties">
  <props>
  <prop key="mail.smtp.auth">${mailSender.smtp.auth:true}
  </prop>
  <prop key="mail.smtp.timeout">${mailSender.smtp.timeout:10000}
  </prop>
  <prop key="mail.smtp.connectiontimeout">${mailSender.smtp.connectiontimeout:10000}
  </prop>
  </props>
 </property>
 </bean>