解决HTTP Status 500 - Cannot forward after response has been committed的方法
2017-02-28 16:29
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今天在测试jsp+Servlet+JDBC项目时出现了一个很奇葩的错误:HTTP Status 500 - Cannot forward after response has been committed的方法
意思是response不能在已经提交后跳转,但是我没有对它进行提交啊,就一直查看源码,找半天,终于看到在doGet方法里有一句”
OK!项目成功运行!
意思是response不能在已经提交后跳转,但是我没有对它进行提交啊,就一直查看源码,找半天,终于看到在doGet方法里有一句”
super.doGet()“,猜想应该就是这一句的问题了,这句是补全的时候自动继承了,所以把这句给删了,但是没想到还是不行,后来查了资料说是还是这个问题,这才想到代码里用的是在doPost里面写入了doGet(),而我只是把doGet方法中的给删除,而没有把doPost中的给删除。把doPost中的”
super.doPost()“删除.
OK!项目成功运行!
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