spring boot 提交参数绑定List下标越界，超过256，java.lang.IndexOutOfBoundsException异常

最新推荐文章于 2024-04-08 16:34:12 发布

nnsword

最新推荐文章于 2024-04-08 16:34:12 发布

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分类专栏： SpringCloud springboot

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当使用Spring MVC处理请求时，若POST参数为List类型且元素数量超过255，会抛出`java.lang.IndexOutOfBoundsException`。解决此问题的方法包括在具体方法类或全局配置中进行调整。

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springMVC框架提交参数list时，springmvc默认只能接收到255个数据,当你前台传的数据长度大于255位的时候就会报错

错误信息如下：

2019-05-09 20:44:26.047 ERROR 9284 --- [nio-8090-exec-9] o.a.c.c.C.[.[.[/].[dispatcherServlet]    : Servlet.service() for servlet [dispatcherServlet] in context with path [] threw exception [Request processing failed; nested exception is org.springframework.beans.InvalidPropertyException: Invalid property 'ResourceList[256]' of bean class [com.gsww.jdp.security.server.modules.sys.domain.Role]: Index of out of bounds in property path 'ResourceList[256]'; nested exception is java.lang.IndexOutOfBoundsException: Index: 256, Size: 256] with root cause

java.lang.IndexOutOfBoundsException: Index: 256, Size: 256
	at java.util.ArrayList.rangeCheck(ArrayList.java:653)
	at java.util.ArrayList.get(ArrayList.java:429)
	at org.springframework.beans.AbstractNestablePropertyAccessor.getPropertyValue(AbstractNestablePropertyAccessor.java:655)
	at org.springframework.beans.AbstractNestablePropertyAccessor.getNestedPropertyAccessor(AbstractNestablePropertyAccessor.java:839)
	at org.springframework.beans.AbstractNestablePropertyAccessor.getPropertyAccessorForPropertyPath(AbstractNestablePropertyAccessor.java:816)
	at org.springframework.beans.AbstractNestablePropertyAccessor.setPropertyValue(AbstractNestablePropertyAccessor.java:256)
	at org.springframework.beans.AbstractPropertyAccessor.setPropertyValues(AbstractPropertyAccessor.java:97)
	at org.springframework.validation.DataBinder.applyPropertyValues(DataBinder.java:839)
	at org.springframework.validation.DataBinder.doBind(DataBinder.java:735)
	at org.springframework.web.bind.WebDataBinder.doBind(WebDataBinder.java:197)
	at org.springframework.web.bind.ServletRequestDataBinder.bind(ServletRequestDataBinder.java:107)
	at org.springframework.web.servlet.mvc.method.annotation.ServletModelAttributeMethodProcessor.bindRequestParameters(ServletModelAttributeMethodPr

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