運行了一下struts2.1.6自帶的例子showcase,把這個war包拷貝到tomcat的webapp下,運行,結果報錯
隨即檢查了一下,struts.xml文件,發現里面的devMode為true,將其設置為false,或者注釋掉
再次運行,成功進入。做個記錄
java.lang.NullPointerException
com.opensymphony.xwork2.util.FileManager$FileRevision.needsReloading(FileManager.java:209)
com.opensymphony.xwork2.util.FileManager.fileNeedsReloading(FileManager.java:60)
com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.needsReload(XmlConfigurationProvider.java:325)
org.apache.struts2.config.StrutsXmlConfigurationProvider.needsReload(StrutsXmlConfigurationProvider.java:168)
com.opensymphony.xwork2.config.ConfigurationManager.conditionalReload(ConfigurationManager.java:220)
com.opensymphony.xwork2.config.ConfigurationManager.getConfiguration(ConfigurationManager.java:61)
org.apache.struts2.dispatcher.Dispatcher.getContainer(Dispatcher.java:774)
org.apache.struts2.dispatcher.ng.PrepareOperations.createActionContext(PrepareOperations.java:74)
org.apache.struts2.dispatcher.ng.filter.StrutsPrepareFilter.doFilter(StrutsPrepareFilter.java:59)
com.opensymphony.xwork2.util.FileManager$FileRevision.needsReloading(FileManager.java:209)
com.opensymphony.xwork2.util.FileManager.fileNeedsReloading(FileManager.java:60)
com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.needsReload(XmlConfigurationProvider.java:325)
org.apache.struts2.config.StrutsXmlConfigurationProvider.needsReload(StrutsXmlConfigurationProvider.java:168)
com.opensymphony.xwork2.config.ConfigurationManager.conditionalReload(ConfigurationManager.java:220)
com.opensymphony.xwork2.config.ConfigurationManager.getConfiguration(ConfigurationManager.java:61)
org.apache.struts2.dispatcher.Dispatcher.getContainer(Dispatcher.java:774)
org.apache.struts2.dispatcher.ng.PrepareOperations.createActionContext(PrepareOperations.java:74)
org.apache.struts2.dispatcher.ng.filter.StrutsPrepareFilter.doFilter(StrutsPrepareFilter.java:59)
隨即檢查了一下,struts.xml文件,發現里面的devMode為true,將其設置為false,或者注釋掉
<!-- <constant name="struts.devMode" value="true" />-->
再次運行,成功進入。做個記錄