com.alibaba.fastjson.serializer.StringCodec.write(StringCodec.java:49)

com.alibaba.fastjson.serializer.MapSerializer.write(MapSerializer.java:188)

java.lang.reflect.Method.invoke(Method.java:606)

com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)

com.opensymphony.xwork2.interceptor.ScopedModelDrivenInterceptor.intercept(ScopedModelDrivenInterceptor.java:141)

com.alibaba.fastjson.JSON.toJSONString(JSON.java:418)

com.opensymphony.xwork2.validator.ValidationInterceptor.doIntercept(ValidationInterceptor.java:263)

com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:254)

org.apache.struts2.interceptor.ServletConfigInterceptor.intercept(ServletConfigInterceptor.java:164)

sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)

com.alibaba.fastjson.JSON.toJSONString(JSON.java:406)

com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)

com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)

com.encrypt.Action.execute(Action.java:68)

<b>exception</b>