java问题

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1. 单元测试出现以下异常

Caused by: java.lang.ArrayIndexOutOfBoundsException: 6926
at org.springframework.asm.ClassReader.<init>(Unknown Source)
at org.springframework.asm.ClassReader.<init>(Unknown Source)
at org.springframework.asm.ClassReader.<init>(Unknown Source)
at org.springframework.core.type.classreading.SimpleMetadataReader.<init>(SimpleMetadataReader.java:52)
at org.springframework.core.type.classreading.SimpleMetadataReaderFactory.getMetadataReader(SimpleMetadataReaderFactory.java:80)
at org.springframework.core.type.classreading.CachingMetadataReaderFactory.getMetadataReader(CachingMetadataReaderFactory.java:101)
at org.springframework.context.annotation.ClassPathScanningCandidateComponentProvider.findCandidateComponents(ClassPathScanningCandidateComponentProvider.java:238)
... 45 more

idea用的是java8 因此需要把spring版本升级到4.2.4.RELEASE或版本4之上才能兼容

2. mybatis实现动态填入字段名，和sql注入

http://www.cnblogs.com/heyonggang/p/5953070.html

3. logback打印mybatis的sql语句

只要把日志级别改成debug就行

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