com.mysql.cj.exceptions.InvalidConnectionAttributeException: The server time zone value

Stacktrace:]을(를) 발생시켰습니다.
com.mysql.cj.exceptions.InvalidConnectionAttributeException: The server time zone value '���ѹα� ǥ�ؽ�' is unrecognized or represents more than one time zone. You must configure either the server or JDBC driver (via the 'serverTimezone' configuration property) to use a more specifc time zone value if you want to utilize time zone support.
	at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:61)
	at com.mysql.cj.exceptions.ExceptionFactory.createException(ExceptionFactory.java:85)
	at com.mysql.cj.util.TimeUtil.getCanonicalTimezone(TimeUtil.java:132)
	at com.mysql.cj.protocol.a.NativeProtocol.configureTimezone(NativeProtocol.java:2120)
	at com.mysql.cj.protocol.a.NativeProtocol.initServerSession(NativeProtocol.java:2143)
	at com.mysql.cj.jdbc.ConnectionImpl.initializePropsFromServer(ConnectionImpl.java:1310)
	at com.mysql.cj.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:967)
	at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:826)
	at com.mysql.cj.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:456)
	at com.mysql.cj.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:246)
	at com.mysql.cj.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:197)
	at org.apache.tomcat.dbcp.dbcp2.DriverConnectionFactory.createConnection(DriverConnectionFactory.java:55)
	at org.apache.tomcat.dbcp.dbcp2.PoolableConnectionFactory.makeObject(PoolableConnectionFactory.java:355)
	at org.apache.tomcat.dbcp.dbcp2.BasicDataSource.validateConnectionFactory(BasicDataSource.java:115)
	at org.apache.tomcat.dbcp.dbcp2.BasicDataSource.createPoolableConnectionFactory(BasicDataSource.java:665)
	at org.apache.tomcat.dbcp.dbcp2.BasicDataSource.createDataSource(BasicDataSource.java:544)
	at org.apache.tomcat.dbcp.dbcp2.BasicDataSource.getConnection(BasicDataSource.java:753)
	at org.apache.jsp.connection_jsp._jspService(connection_jsp.java:137)
	at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:71)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
	at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:477)
	at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:385)
	at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:329)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
	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:202)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:541)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:139)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
	at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:690)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:373)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:868)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1590)
	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)

 

MySQL 5.1.23 이상의 버전을 사용하면 MySQL 타임존의 시곤표현 포맷이 달라져서 Connector에서 인식을 하지 못합니다.

해결법은 MySQL 버전을 5.1.23으로 낮추거나 URL주소에 serverTimezone을 추가해 주어야 합니다.

 

<!-- path는 우리 프로젝트의 이름 / docbase는 www를 넣어 줌으로써 WebContent라는걸 알림 -->
<Context path="/UserChat" docBase="www">
<Resource
	name="jdbc/UserChat"
	auth="Container"
	type="javax.sql.DataSource"
	driverClassName="com.mysql.jdbc.Driver"
	loginTimeout="10"
	validationQuery="SELECT 1 FROM DUAL"
	maxWait="5000"
	username="id"
	password="pasword"
	testOnBorrow="true"
	url="jdbc:mysql://localhost:3308/UserChat" />
<ResourceLink type="javax.sql.data.DataSource"
	name="jdbc/UserChat"
	global="jdbc/UserChat" />
</Context>

<!-- path는 우리 프로젝트의 이름 / docbase는 www를 넣어 줌으로써 WebContent라는걸 알림 -->
<Context path="/UserChat" docBase="www">
<Resource
	name="jdbc/UserChat"
	auth="Container"
	type="javax.sql.DataSource"
	driverClassName="com.mysql.jdbc.Driver"
	loginTimeout="10"
	validationQuery="SELECT 1 FROM DUAL"
	maxWait="5000"
	username="root"
	password="111111"
	testOnBorrow="true"
	url="jdbc:mysql://localhost:3308/UserChat?serverTimezone=UTC" />
<ResourceLink type="javax.sql.data.DataSource"
	name="jdbc/UserChat"
	global="jdbc/UserChat" />
</Context>

url="jdbc:mysql://localhost:3308/UserChat?serverTimezone=UTC" 이 부분을 수정해주니 잘 작동이 되었습니다.