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问答 执行更新sql，出错。
发布于 2446天前 作者 @yz 1809 次浏览 复制 上一个帖子 下一个帖子
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nutz版本，1.r.56
现在有表A，
sql如下：

update A a set a.state = 1 where a.id in
(select aaa.id from
(
select aa.id  from A aa where aa.is_del = 1
) aaa
)

报错信息：

 org.nutz.dao.DaoException: java.lang.NullPointerException
	at org.nutz.dao.impl.sql.run.NutDaoRunner.run(NutDaoRunner.java:49)
	at org.nutz.dao.impl.DaoSupport.run(DaoSupport.java:239)
	at org.nutz.dao.impl.DaoSupport$DaoExec.run(DaoSupport.java:306)
	at org.nutz.trans.Trans.exec(Trans.java:174)
	at org.nutz.dao.impl.DaoSupport._exec(DaoSupport.java:276)
	at org.nutz.dao.impl.DaoSupport.execute(DaoSupport.java:235)
	at org.nutz.dao.impl.NutDao.execute(NutDao.java:983)
8 回复

这不像是完整的报错信息

 org.nutz.dao.DaoException: java.lang.NullPointerException
	at org.nutz.dao.impl.sql.run.NutDaoRunner.run(NutDaoRunner.java:49)
	at org.nutz.dao.impl.DaoSupport.run(DaoSupport.java:239)
	at org.nutz.dao.impl.DaoSupport$DaoExec.run(DaoSupport.java:306)
	at org.nutz.trans.Trans.exec(Trans.java:174)
	at org.nutz.dao.impl.DaoSupport._exec(DaoSupport.java:276)
	at org.nutz.dao.impl.DaoSupport.execute(DaoSupport.java:235)
	at org.nutz.dao.impl.NutDao.execute(NutDao.java:983)
	at com.nuanxinli.logic.exchangecode.ExchangeCodeFactoryLogic$2.run(ExchangeCodeFactoryLogic.java:455)
	at org.nutz.trans.Trans.exec(Trans.java:174)
	at org.nutz.trans.Trans.exec(Trans.java:132)
	at com.nuanxinli.logic.exchangecode.ExchangeCodeFactoryLogic.ruleCodeListNotExchangedDelete(ExchangeCodeFactoryLogic.java:451)
	at com.nuanxinli.webservice.exchangecode.ExchangeCodeFactoryModule.ruleCodeListNotExchangedDelete(ExchangeCodeFactoryModule.java:55)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.nutz.mvc.impl.processor.MethodInvokeProcessor.process(MethodInvokeProcessor.java:25)
	at org.nutz.mvc.impl.processor.AbstractProcessor.doNext(AbstractProcessor.java:44)
	at org.nutz.mvc.impl.processor.AdaptorProcessor.process(AdaptorProcessor.java:33)
	at org.nutz.mvc.impl.processor.AbstractProcessor.doNext(AbstractProcessor.java:44)
	at org.nutz.mvc.impl.processor.ActionFiltersProcessor.process(ActionFiltersProcessor.java:58)
	at org.nutz.mvc.impl.processor.AbstractProcessor.doNext(AbstractProcessor.java:44)
	at org.nutz.mvc.impl.processor.ModuleProcessor.process(ModuleProcessor.java:123)
	at org.nutz.mvc.impl.processor.AbstractProcessor.doNext(AbstractProcessor.java:44)
	at org.nutz.mvc.impl.processor.EncodingProcessor.process(EncodingProcessor.java:27)
	at org.nutz.mvc.impl.processor.AbstractProcessor.doNext(AbstractProcessor.java:44)
	at org.nutz.mvc.impl.processor.UpdateRequestAttributesProcessor.process(UpdateRequestAttributesProcessor.java:15)
	at org.nutz.mvc.impl.NutActionChain.doChain(NutActionChain.java:44)
	at org.nutz.mvc.impl.ActionInvoker.invoke(ActionInvoker.java:67)
	at org.nutz.mvc.ActionHandler.handle(ActionHandler.java:31)
	at org.nutz.mvc.NutFilter.doFilter(NutFilter.java:196)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.shiro.web.servlet.ProxiedFilterChain.doFilter(ProxiedFilterChain.java:61)
	at org.apache.shiro.web.servlet.AdviceFilter.executeChain(AdviceFilter.java:108)
	at org.apache.shiro.web.servlet.AdviceFilter.doFilterInternal(AdviceFilter.java:137)
	at org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:125)
	at org.apache.shiro.web.servlet.ProxiedFilterChain.doFilter(ProxiedFilterChain.java:66)
	at org.apache.shiro.web.servlet.AdviceFilter.executeChain(AdviceFilter.java:108)
	at org.apache.shiro.web.servlet.AdviceFilter.doFilterInternal(AdviceFilter.java:137)
	at org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:125)
	at org.apache.shiro.web.servlet.ProxiedFilterChain.doFilter(ProxiedFilterChain.java:66)
	at org.apache.shiro.web.servlet.AbstractShiroFilter.executeChain(AbstractShiroFilter.java:449)
	at org.apache.shiro.web.servlet.AbstractShiroFilter$1.call(AbstractShiroFilter.java:365)
	at org.apache.shiro.subject.support.SubjectCallable.doCall(SubjectCallable.java:90)
	at org.apache.shiro.subject.support.SubjectCallable.call(SubjectCallable.java:83)
	at org.apache.shiro.subject.support.DelegatingSubject.execute(DelegatingSubject.java:383)
	at org.apache.shiro.web.servlet.AbstractShiroFilter.doFilterInternal(AbstractShiroFilter.java:362)
	at org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:125)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:199)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:137)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:81)
	at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:651)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:87)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:342)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:409)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:754)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1376)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.lang.Thread.run(Thread.java:745)
Caused by: java.lang.NullPointerException
	at org.nutz.dao.impl.sql.callback.QueryStringArrayCallback.invoke(QueryStringArrayCallback.java:20)
	at org.nutz.dao.impl.sql.NutSql.onAfter(NutSql.java:134)
	at org.nutz.dao.impl.sql.run.NutDaoExecutor._runPreparedStatement(NutDaoExecutor.java:270)
	at org.nutz.dao.impl.sql.run.NutDaoExecutor.exec(NutDaoExecutor.java:82)
	at org.nutz.dao.impl.DaoSupport$DaoExec.invoke(DaoSupport.java:316)
	at org.nutz.dao.impl.sql.run.NutDaoRunner.run(NutDaoRunner.java:38)
	... 66 more

update语句不需要设置回调

Trans.exec(new Atom() {
			@Override
			public void run() {
				Sql sqlDelete = Sqls.queryString(sqlDeleteStr);
				goldDao.execute(sqlDelete);
			}
		});

上面贴出的代码是设置了回调？

Sqls.queryString改成 Sqls.create

刚刚发现，正在尝试中。谢谢！

正如你说的。改成Sqls.create就可以了。谢谢！

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