Caused by: javax.websocket.DeploymentException: Cannot deploy POJO class

时间 2021-01-08

标签 java spring AOP 栏目 Java 繁體版

原文原文链接

发生这个错误我们可以尝试去追踪一下源码这是调用的第一个的注册enpoint的一个方法错误是从serverContatiner.addEndpoint这个地方出来的，我们进去的话会发现这里获取注解时候出现为null，所以我们再去看下错误显然我们忽略了AOP，在网上找了很多，但是都是各种AOP切过这个类的各种样子解决办法排除此类不被切，对于如何排除我大概说一点，你可以尝试去改你写的exec

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1. Caused by: java.lang.ClassNotFoundException: Cannot find class: com.atguigu.eduservice.entity.vo.Cou...
2. Caused by: java.lang.ClassNotFoundException: Cannot find class: userMap
3. 解决： Caused by: java.lang.IllegalStateException: Cannot load driver class: com.mysql.jdbc.Driver
4. Caused by: java.io.FileNotFoundException: class path resource [applicationContext.xml] cannot be ope
5. Caused by: java.io.FileNotFoundException: class path resource [applicationContext.] cannot be opened
6. 解决： Caused by: java.lang.IllegalStateException: Cannot load driver class: dm.jdbc.driver.DmDriver
7. Caused by: org.apache.commons.dbcp.SQLNestedException: Cannot create PoolableConnectionFactory
8. Caused by: com.mysql.jdbc.exceptions.MySQLIntegrityConstraintViolationException: Cannot add or updat
9. Caused by: java.lang.IllegalStateException: Ambiguous mapping found. Cannot
10. Caused by: java.lang.NoSuchMethodException: [class android.content.Context, interface android
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1. Caused by: java.lang.ClassNotFoundException: Cannot find class: com.atguigu.eduservice.entity.vo.Cou...
2. Caused by: java.lang.ClassNotFoundException: Cannot find class: userMap
3. 解决： Caused by: java.lang.IllegalStateException: Cannot load driver class: com.mysql.jdbc.Driver
4. Caused by: java.io.FileNotFoundException: class path resource [applicationContext.xml] cannot be ope
5. Caused by: java.io.FileNotFoundException: class path resource [applicationContext.] cannot be opened
6. 解决： Caused by: java.lang.IllegalStateException: Cannot load driver class: dm.jdbc.driver.DmDriver
7. Caused by: org.apache.commons.dbcp.SQLNestedException: Cannot create PoolableConnectionFactory
8. Caused by: com.mysql.jdbc.exceptions.MySQLIntegrityConstraintViolationException: Cannot add or updat
9. Caused by: java.lang.IllegalStateException: Ambiguous mapping found. Cannot
10. Caused by: java.lang.NoSuchMethodException: [class android.content.Context, interface android

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