错误日志：
[WARN ] 2019-12-22 11:22:02,174 org.nutz.mvc.impl.processor.FailProcessor.process(FailProcessor.java:28) - Error@/soldier/wx/announcement/queryAnnouncementList :
org.nutz.ioc.IocException: IocBean[announcementController] throw Exception when creating
	at org.nutz.ioc.impl.ObjectMakerImpl.make(ObjectMakerImpl.java:149)
	at org.nutz.ioc.impl.NutIoc.get(NutIoc.java:210)
	at org.nutz.ioc.impl.NutIoc.get(NutIoc.java:239)
	at org.nutz.mvc.impl.processor.ModuleProcessor.process(ModuleProcessor.java:116)
	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.processor.AbstractProcessor.doNext(AbstractProcessor.java:44)
	at cn.wizzer.common.processor.GlobalsSettingProcessor.process(GlobalsSettingProcessor.java:37)
	at org.nutz.mvc.impl.processor.AbstractProcessor.doNext(AbstractProcessor.java:44)
	at cn.wizzer.common.processor.LogTimeProcessor.process(LogTimeProcessor.java:21)
	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:202)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at cn.wizzer.common.filter.RouteFilter.doFilter(RouteFilter.java:37)
	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.AbstractShiroFilter.executeChain(AbstractShiroFilter.java:449)
	at org.apache.shiro.web.servlet.AbstractShiroFilter$1.call(AbstractShiroFilter.java:365)
	at org.apache.shiro.subject.support.SubjectCallable.doCall(SubjectCallable.java:90)
	at org.apache.shiro.subject.support.SubjectCallable.call(SubjectCallable.java:83)
	at org.apache.shiro.subject.support.DelegatingSubject.execute(DelegatingSubject.java:383)
	at org.apache.shiro.web.servlet.AbstractShiroFilter.doFilterInternal(AbstractShiroFilter.java:362)
	at org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:125)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:199)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:493)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:137)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:81)
	at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:660)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:87)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:798)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:808)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1498)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.lang.Thread.run(Thread.java:748)
Caused by: java.lang.RuntimeException: IocBean[announcementController] fail at field=[announcementService]
	at org.nutz.ioc.weaver.FieldInjector.inject(FieldInjector.java:40)
	at org.nutz.ioc.weaver.DefaultWeaver.fill(DefaultWeaver.java:56)
	at org.nutz.ioc.impl.ObjectMakerImpl.make(ObjectMakerImpl.java:135)
	... 51 more
Caused by: org.nutz.ioc.IocException: IocBean[announcementService -> dao2 -> dataSour2] For object [dataSour2] - type:[]
	at org.nutz.ioc.impl.NutIoc.get(NutIoc.java:218)
	at org.nutz.ioc.val.ReferValue.get(ReferValue.java:24)
	at org.nutz.ioc.impl.ObjectMakerImpl.make(ObjectMakerImpl.java:75)
	at org.nutz.ioc.impl.NutIoc.get(NutIoc.java:210)
	at org.nutz.ioc.val.ReferValue.get(ReferValue.java:24)
	at org.nutz.ioc.impl.ObjectMakerImpl.make(ObjectMakerImpl.java:75)
	at org.nutz.ioc.impl.NutIoc.get(NutIoc.java:210)
	at org.nutz.ioc.val.ReferTypeValue.get(ReferTypeValue.java:60)
	at org.nutz.ioc.weaver.FieldInjector.inject(FieldInjector.java:32)
	... 53 more
Caused by: org.nutz.ioc.ObjectLoadException: Object 'dataSour2' without define!
	at org.nutz.ioc.loader.combo.ComboIocLoader.load(ComboIocLoader.java:166)
	at org.nutz.ioc.impl.NutIoc.get(NutIoc.java:180)
	... 61 more

dao.js:
var ioc = {
		conf : {
			type : "org.nutz.ioc.impl.PropertiesProxy",
			fields : {
				paths : ["config/custom/"]
			}
		},
	    dataSource : {
			factory : "$conf#make",
			args : ["com.alibaba.druid.pool.DruidDataSource", "db."],
	        type : "com.alibaba.druid.pool.DruidDataSource",
	        events : {
	        	create : "init",
	            depose : 'close'
	        }
	    },
		dataSource2 : {
			factory : "$conf#make",
			args : ["com.alibaba.druid.pool.DruidDataSource", "db2."],
	        type : "com.alibaba.druid.pool.DruidDataSource",
	        events : {
	        	create : "init",
	            depose : 'close'
	        }
	    },
		dao : {
			type : "org.nutz.dao.impl.NutDao",
			args : [{refer:"dataSource"}],
			fields : {
				executor : {refer:"cacheExecutor"}
			}
		},
		dao2 : {
			type : "org.nutz.dao.impl.NutDao",
			args : [{refer:"dataSour2"}],
			fields : {
				executor : {refer:"cacheExecutor"}
			}
		},
		cacheExecutor : {
			type : "org.nutz.plugins.cache.dao.CachedNutDaoExecutor",
			fields : {
				cacheProvider : {refer:"cacheProvider"},
				cachedTableNames : ["sys_user", "sys_role", "sys_menu"]
			}
		},
		/*
		// 基于内存的简单LRU实现
		cacheProvider : {
			type : "org.nutz.plugins.cache.dao.impl.provider.MemoryDaoCacheProvider",
			fields : {
				cacheSize : 10000 // 缓存的对象数
			},
			events : {
				create : "init"
			}
		}
		*/
		// 基于Ehcache的DaoCacheProvider
		cacheProvider : {
			type : "org.nutz.plugins.cache.dao.impl.provider.EhcacheDaoCacheProvider",
			fields : {
				cacheManager : {refer:"cacheManager"} // 引用ehcache.json中定义的CacheManager
			},
			events : {
				create : "init"
			}
		}
};

db.properties:
#mysql
db.url=
db.username=
db.password=
db.validationQuery=select 1
db.maxActive=100
db.testWhileIdle=true
db.filters=mergeStat
db.connectionProperties=druid.stat.slowSqlMillis=2000
db.defaultAutoCommit=true
#############################################################################
#mysql2
db2.url=
db2.username=
db2.password=
db2.validationQuery=select 1
db2.maxActive=100
db2.testWhileIdle=true
db2.filters=mergeStat
db2.connectionProperties=druid.stat.slowSqlMillis=2000
db2.defaultAutoCommit=true