com.feilong.tools.office.csv.DefaultCsvWrite.write bug

[venusdrogon]

data 是有值的, 但是 报错

[venusdrogon]

18:48:16 ERROR (DirectJDKLog.java:185) log() - Servlet  threw load() exception
java.lang.IllegalArgumentException: columnTitles and dataList can't all null!
	at org.apache.commons.lang3.Validate.isTrue(Validate.java:158)
	at com.feilong.tools.office.csv.DefaultCsvWrite.write(DefaultCsvWrite.java:227)
	at com.feilong.tools.office.csv.DefaultCsvWrite.write(DefaultCsvWrite.java:213)
	at com.feilong.spring.web.event.ContextRefreshedHandlerMethodInfoEventListener.render(ContextRefreshedHandlerMethodInfoEventListener.java:164)
	at com.feilong.spring.web.event.AbstractContextRefreshedHandlerMethodLogginEventListener.doLogging(AbstractContextRefreshedHandlerMethodLogginEventListener.java:92)
	at com.feilong.spring.web.event.AbstractContextRefreshedHandlerMethodLogginEventListener.doOnApplicationEvent(AbstractContextRefreshedHandlerMethodLogginEventListener.java:74)
	at com.feilong.spring.event.AbstractContextRefreshedEventListener.onApplicationEvent(AbstractContextRefreshedEventListener.java:105)
	at com.feilong.spring.event.AbstractContextRefreshedEventListener.onApplicationEvent(AbstractContextRefreshedEventListener.java:84)
	at org.springframework.context.event.SimpleApplicationEventMulticaster.multicastEvent(SimpleApplicationEventMulticaster.java:96)
	at org.springframework.context.support.AbstractApplicationContext.publishEvent(AbstractApplicationContext.java:334)
	at org.springframework.context.support.AbstractApplicationContext.finishRefresh(AbstractApplicationContext.java:954)
	at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:482)
	at org.springframework.web.servlet.FrameworkServlet.configureAndRefreshWebApplicationContext(FrameworkServlet.java:651)
	at org.springframework.web.servlet.FrameworkServlet.createWebApplicationContext(FrameworkServlet.java:602)
	at org.springframework.web.servlet.FrameworkServlet.createWebApplicationContext(FrameworkServlet.java:665)
	at org.springframework.web.servlet.FrameworkServlet.initWebApplicationContext(FrameworkServlet.java:521)
	at org.springframework.web.servlet.FrameworkServlet.initServletBean(FrameworkServlet.java:462)
	at org.springframework.web.servlet.HttpServletBean.init(HttpServletBean.java:136)
	at javax.servlet.GenericServlet.init(GenericServlet.java:160)

[venusdrogon]