SSH异常记录_Struts2+Spring4+Hibernate4

来源：互联网发布：7月中国进出口数据编辑：程序博客网时间：2024/06/05 07:31

Messages:
Connection is read-only. Queries leading to data modification are not allowed
could not execute statement

org.hibernate.exception.GenericJDBCException: could not execute statement  java.sql.SQLException: Connection is read-only. Queries leading to data modification are not allowed

spring事务限制：对method的名称进行了限定

<!-- 申明annotation 加载事务驱动，使用基于注解方式来配置事务 (如果是用的xml配置 可以不加这句) --><tx:annotation-driven transaction-manager="txManager"proxy-target-class="true" /><tx:advice id="txAdvice" transaction-manager="txManager">    <tx:attributes>        <tx:method name="creat*" propagation="REQUIRED" />        <tx:method name="update*" propagation="REQUIRED" />        <tx:method name="delete*" propagation="REQUIRED" />        <tx:method name="save*" propagation="REQUIRED" />        <tx:method name="add*" propagation="REQUIRED"/>        <tx:method name="*" read-only="true" />    </tx:attributes></tx:advice>

Message:

    Unable to show problem report: freemarker.template.TemplateModelException: Method public java.lang.String org.apache.commons.lang.exception.NestableRuntimeException.getMessage(int) threw an exception when invoked on net.sf.json.JSONException: There is a cycle in the hierarchy! Class: freemarker.ext.beans.SimpleMethodModel File: SimpleMethodModel.java Method: exec Line: 130 - freemarker/ext/beans/SimpleMethodModel.java:130:-1

生成json对象时，有对象，不能自动生成

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