空指针

bex5yq

自定义一个action，bizData的reader引用的这个action，但是在运行的时候报：

2017-7-25 10:06:47 org.apache.catalina.core.StandardWrapperValve invoke
严重: Servlet.service() for servlet main-servlet threw exception
java.lang.NullPointerException
at BizData.processData(BizData.java:339)
at BizData.execute(BizData.java:59)
at com.justep.xbl.runtime.TemplateEngine.computeJavaTemplate(Unknown Source)
at com.justep.xbl.runtime.TemplateEngine.exeucte(Unknown Source)
at com.justep.xbl.runtime.XBLEngine.parserBinding(Unknown Source)
at com.justep.xbl.runtime.XBLEngine.parser(Unknown Source)
at com.justep.xbl.runtime.XBLEngine.parser(Unknown Source)
at com.justep.xbl.runtime.XBLEngine.parser(Unknown Source)
at com.justep.xbl.runtime.XBLEngine.excute(Unknown Source)
at com.justep.ui.util.UIUtils.xbl(Unknown Source)
at com.justep.ui.WindowCompiler.w2Middle(Unknown Source)
at com.justep.ui.WindowCompiler.compile(Unknown Source)
at com.justep.ui.WindowServer.getWindow(Unknown Source)
at com.justep.ui.WindowServer.service(Unknown Source)
at com.justep.ui.servlet.MainServlet.service(Unknown Source)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:298)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:857)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:588)
at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489)
at java.lang.Thread.run(Thread.java:595)

jishuang

自定义的action设置为reader，默认的queryAction上的参数都必须有

bex5yq

jishuang 发表于 2017-7-25 11:14
自定义的action设置为reader，默认的queryAction上的参数都必须有

可以结贴