org.springframework.beans.factory.BeanCreationException，無法解析導入java.util.Arrays數組無法解析數組無法解析

Question

the code of the FileUploadDaoImpl.java我遇到一個問題，當我導入一箇舊的java項目。它由Spring和mybatis創建。不知道爲什麼它不能工作？誰可以幫助我。這是在overstackflow的第一個問題。非常感謝你們所有人。

信息：初始化彈簧根的WebApplicationContext 2016年10月21日09：07：29663 ERROR [com.alibaba.druid.pool.DruidAbstractDataSource] - maxidle，則棄用 的log4j：ERROR沒有輸出流或文件的附加器設置命名爲[日誌文件]。 2016-10-21 09:07:31,335 INFO [com.alibaba.druid.pool.DruidDataSource] - {dataSource-1} inited 2016-10-21 09:07:40,569 INFO [com.alibaba.druid.pool .druidDataSource] - {dataSource-1}已關閉 2016-10-21 09：07：40,569錯誤[org.springframework.web.context.ContextLoader] - 上下文初始化失敗 org.springframework.beans.factory.BeanCreationException：創建錯誤在文件[E：\ javaProject.metadata.me_tcat \ webapps \ pre \ WEB-INF \ classes \ com \ app \ pub \ service \ impl \ FileUpLoadImpl.class]中定義名稱爲'fileUpLoadImpl'的bean：bean實例化失敗;嵌套異常是org.springframework.beans.BeanInstantiationException：無法實例化bean類[com.app.pub.service.impl.FileUpLoadImpl]：構造函數拋出異常;嵌套的例外是java.lang.Error的：未解決的編譯問題： 進口java.util.Arrays中不能得到解決 數組不能得到解決

at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateBean(AbstractAutowireCapableBeanFactory.java:1037) 
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:983) 
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:487) 
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:458) 
at org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:296) 
at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:223) 
at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:293) 
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:194) 
at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:628) 
at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:932) 
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:479) 
at org.springframework.web.context.ContextLoader.configureAndRefreshWebApplicationContext(ContextLoader.java:410) 
at org.springframework.web.context.ContextLoader.initWebApplicationContext(ContextLoader.java:306) 
at org.springframework.web.context.ContextLoaderListener.contextInitialized(ContextLoaderListener.java:112) 
at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:3827) 
at org.apache.catalina.core.StandardContext.start(StandardContext.java:4334) 
at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:791) 
at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:771) 
at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:525) 
at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:920) 
at org.apache.catalina.startup.HostConfig.deployDirectories(HostConfig.java:883) 
at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:492) 
at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1138) 
at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:311) 
at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:117) 
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1053) 
at org.apache.catalina.core.StandardHost.start(StandardHost.java:719) 
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1045) 
at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:443) 
at org.apache.catalina.core.StandardService.start(StandardService.java:516) 
at org.apache.catalina.core.StandardServer.start(StandardServer.java:710) 
at org.apache.catalina.startup.Catalina.start(Catalina.java:566) 
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) 
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) 
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) 
at java.lang.reflect.Method.invoke(Method.java:597) 
at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:288) 
at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:413) 

產生的原因：org.springframework.beans.BeanInstantiationException：無法實例bean類[com.app.pub.service.impl.FileUpLoadImpl]：構造函數拋出異常;嵌套的例外是java.lang.Error的：未解決的編譯問題： 進口java.util.Arrays中不能得到解決 數組不能得到解決

at org.springframework.beans.BeanUtils.instantiateClass(BeanUtils.java:163) 
at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:87) 
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateBean(AbstractAutowireCapableBeanFactory.java:1030) 
... 37 more 

產生的原因：java.lang.Error的：未解決的編譯問題： 進口java.util.Arrays中不能得到解決 數組不能得到解決

at com.app.pub.service.impl.FileUpLoadImpl.<init>(FileUpLoadImpl.java:12) 
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) 
at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39) 
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27) 
at java.lang.reflect.Constructor.newInstance(Constructor.java:513) 
at org.springframework.beans.BeanUtils.instantiateClass(BeanUtils.java:148) 
... 39 more 

2016年10月21日09：07：40569錯誤[org.springframework.web.context.ContextLoader] - 上下文初始化失敗 組織.springframework。 beans.factory.BeanCreationException：在文件[E：\ javaProject.metadata.me_tcat \ webapps \ pre \ WEB-INF \ classes \ com \ app \ pub \ service \ impl \ FileUpLoadImpl.class中定義名稱爲'fileUpLoadImpl'的bean時出錯]：bean的實例化失敗;嵌套異常是org.springframework.beans.BeanInstantiationException：無法實例化bean類[com.app.pub.service.impl.FileUpLoadImpl]：構造函數拋出異常;嵌套的例外是java.lang.Error的：未解決的編譯問題： 進口java.util.Arrays中不能得到解決 數組不能得到解決

Answer 1

在Eclipse：

右鍵單擊項目 - >構建路徑 - - >配置Build Path - > Build Path - > Libraries - >選擇jdk 1.8。

的MyEclipse：

1）轉到窗口>首選項> Java的>安裝的JRE>點擊Add>選擇標準VM，然後單擊下一步>選擇JDK 1.7目錄並單擊Finish。

2）單擊完成將列出JDK1.8在'已安裝的JRE's'部分下。選擇列出的JDK 1.8並單擊確定。3）轉到窗口>首選項> Java>編譯器>從'編譯器符合性級別'下拉列表中選擇1.8，然後單擊'應用'並確定0122