报错信息：
javax.jms.JMSException: Failed to build body from content. Serializable class not available to broker. Reason: java.lang.ClassNotFoundException: Forbidden class com.yy.pojo.User! This class is not trusted to be serialized as ObjectMessage payload. Please take a look at http://activemq.apache.org/objectmessage.html for more information on how to configure trusted classes. at org.apache.activemq.util.JMSExceptionSupport.create(JMSExceptionSupport.java:36) at org.apache.activemq.command.ActiveMQObjectMessage.getObject(ActiveMQObjectMessage.java:213) at com.yy.jms.listener.LoginMessageListener.onMessage(LoginMessageListener.java:17) at org.springframework.jms.listener.AbstractMessageListenerContainer.doInvokeListener(AbstractMessageListenerContainer.java:744) at org.springframework.jms.listener.AbstractMessageListenerContainer.invokeListener(AbstractMessageListenerContainer.java:682) at org.springframework.jms.listener.AbstractMessageListenerContainer.doExecuteListener(AbstractMessageListenerContainer.java:649) at org.springframework.jms.listener.AbstractPollingMessageListenerContainer.doReceiveAndExecute(AbstractPollingMessageListenerContainer.java:317) at org.springframework.jms.listener.AbstractPollingMessageListenerContainer.receiveAndExecute(AbstractPollingMessageListenerContainer.java:255) at org.springframework.jms.listener.DefaultMessageListenerContainer$AsyncMessageListenerInvoker.invokeListener(DefaultMessageListenerContainer.java:1168) at org.springframework.jms.listener.DefaultMessageListenerContainer$AsyncMessageListenerInvoker.executeOngoingLoop(DefaultMessageListenerContainer.java:1160) at org.springframework.jms.listener.DefaultMessageListenerContainer$AsyncMessageListenerInvoker.run(DefaultMessageListenerContainer.java:1057) at java.lang.Thread.run(Thread.java:748) Caused by: java.lang.ClassNotFoundException: Forbidden class com.yy.pojo.User! This class is not trusted to be serialized as ObjectMessage payload. Please take a look at http://activemq.apache.org/objectmessage.html for more information on how to configure trusted classes. at org.apache.activemq.util.ClassLoadingAwareObjectInputStream.checkSecurity(ClassLoadingAwareObjectInputStream.java:112) at org.apache.activemq.util.ClassLoadingAwareObjectInputStream.resolveClass(ClassLoadingAwareObjectInputStream.java:57) at java.io.ObjectInputStream.readNonProxyDesc(ObjectInputStream.java:1868) at java.io.ObjectInputStream.readClassDesc(ObjectInputStream.java:1751) at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:2042) at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1573) at java.io.ObjectInputStream.readObject(ObjectInputStream.java:431) at org.apache.activemq.command.ActiveMQObjectMessage.getObject(ActiveMQObjectMessage.java:211) ... 10 more
原因：
ActiveMQ对序列化有包名的白名单限制。
解决方法：
可以把包名加入到配置中，或者关闭掉白名单限制。
