org.mvel2.PropertyAccessException: [Error: null pointer: xsetz.indexOf('.')] [Near : {... xsetz.indexOf('.') > 0 ....}] ^ [Line: 1, Column: 1] at org.mvel2.optimizers.impl.refl.ReflectiveAccessorOptimizer.compileGetChain(ReflectiveAccessorOptimizer.java:450) at org.mvel2.optimizers.impl.refl.ReflectiveAccessorOptimizer.optimizeAccessor(ReflectiveAccessorOptimizer.java:163) at org.mvel2.optimizers.dynamic.DynamicOptimizer.optimizeAccessor(DynamicOptimizer.java:80) at org.mvel2.ast.ASTNode.optimize(ASTNode.java:159) at org.mvel2.ast.ASTNode.getReducedValueAccelerated(ASTNode.java:115) at org.mvel2.ast.BinaryOperation.getReducedValueAccelerated(BinaryOperation.java:125) at org.mvel2.MVELRuntime.execute(MVELRuntime.java:85) at org.mvel2.compiler.CompiledExpression.getDirectValue(CompiledExpression.java:123) at org.mvel2.compiler.CompiledExpression.getValue(CompiledExpression.java:119) at org.mvel2.compiler.CompiledExpression.getValue(CompiledExpression.java:113) at org.mvel2.MVEL.executeExpression(MVEL.java:929) at com.creating.services.mdruleexecute.MdruleMain.lambda$runMdResult$0(MdruleMain.java:85) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748) Caused by: java.lang.NullPointerException: null at org.mvel2.optimizers.impl.refl.ReflectiveAccessorOptimizer.compileGetChain(ReflectiveAccessorOptimizer.java:383) ... 14 common frames omitted
时间: 2023-08-06 08:05:29 浏览: 81
这是一个 MVEL2 库的异常,可能是由于使用了 null 对象的属性或方法导致的。具体来说,这个异常可能是因为变量 "xsetz" 为 null 或者不包含字符串 "." 而导致的。您可以检查代码中与变量 "xsetz" 相关的部分,确保在使用它之前对其进行了正确的初始化或检查。另外,您可以使用调试工具逐行检查代码,以确定导致异常的确切位置。
相关问题
Exception in thread "main" org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'sqlSessionFactory' defined in class path resource [ApplicationContext.xml]: Error setting property values; nested exception is org.springframework.beans.PropertyBatchUpdateException; nested PropertyAccessExceptions (1) are: PropertyAccessException 1: org.springframework.beans.MethodInvocationException: Property 'dataSource' threw exception; nested exception is java.lang.NoClassDefFoundError: org/springframework/jdbc/datasource/TransactionAwareDataSourceProxy
根据提供的引用内容,出现"Exception in thread "main" org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'sqlSessionFactory' defined in class path resource \[ApplicationContext.xml\]: Error setting property values; nested exception is org.springframework.beans.PropertyBatchUpdateException; nested PropertyAccessExceptions (1) are: PropertyAccessException 1: org.springframework.beans.MethodInvocationException: Property 'dataSource' threw exception; nested exception is java.lang.NoClassDefFoundError: org/springframework/jdbc/datasource/TransactionAwareDataSourceProxy"的错误是由于配置文件中的Bean出现问题导致的。具体原因可能是在配置文件中引入的某个类或jar包无法找到,或者是某个属性的设置出现了异常。根据引用\[1\]中的描述,可能是由于org.springframework.core.NestedIOException类的错误导致的。另外,引用\[2\]中提到了一种可能的解决方法,即更改引入的jar包的版本。最后,引用\[3\]中给出了一个可能的配置文件中的错误,即mapperLocations属性的值设置不正确。根据这些信息,可以尝试检查配置文件中的Bean定义,确保引入的类和jar包正确,并检查属性的设置是否正确。
#### 引用[.reference_title]
- *1* *3* [org.springframework.beans.factory.BeanCreationException: Error creating bean with name '****'](https://blog.csdn.net/weixin_39319948/article/details/81326288)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v91^control,239^v3^insert_chatgpt"}} ] [.reference_item]
- *2* [org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'sqlSessionFa](https://blog.csdn.net/javayjc/article/details/104395627)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v91^control,239^v3^insert_chatgpt"}} ] [.reference_item]
[ .reference_list ]
propertyaccessexception
"propertyaccessexception"是一个Java编程语言中的异常,意为属性访问异常。当尝试访问某个对象的属性时,如果该属性不存在或者不可被访问,就会抛出该异常。常见原因包括访问权限不足、属性不存在、属性名称拼写错误等。