学习redis
最近开始学习redis，在网上找了写例子在本地运行，功能都跑的通，可是后台报错了：org.springframework.dao.DataAcce***esourceFailureException: Cannot get Jedis connection; nested exception is redis.clients.jedis.exceptions.JedisConnectionException: Could not get a resource from the pool
atorg.springframework.data.redis.connection.jedis.JedisConnectionFactory.fetchJedisConnector(JedisConnectionFactory.java:101)
atorg.springframework.data.redis.connection.jedis.JedisConnectionFactory.getConnection(JedisConnectionFactory.java:148)
atorg.springframework.data.redis.connection.jedis.JedisConnectionFactory.getConnection(JedisConnectionFactory.java:41)
atorg.springframework.data.redis.core.RedisConnectionUtils.doGetConnection(RedisConnectionUtils.java:81)
atorg.springframework.data.redis.core.RedisConnectionUtils.getConnection(RedisConnectionUtils.java:53)
atorg.springframework.data.redis.core.RedisTemplate.execute(RedisTemplate.java:150)
atorg.springframework.data.redis.core.RedisTemplate.execute(RedisTemplate.java:133)
atorg.springframework.data.redis.core.RedisTemplate.hasKey(RedisTemplate.java:451)
atcom.hemei.util.RedisUtil.exists(RedisUtil.java:59)
atcom.hemei.interceptor.MethodCacheInterceptor.invoke(MethodCacheInterceptor.java:79)
atorg.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
atorg.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:89)
atorg.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
atorg.springframework.aop.framework.Cglib2AopProxy$DynamicAdvisedInterceptor.intercept(Cglib2AopProxy.java:621)
atcom.hemei.service.UserService$$EnhancerByCGLIB$$b4c1f514.login()
atcom.hemei.controller.UserController.login(UserController.java:36)
atsun.reflect.NativeMethodAccessorImpl.invoke0(NativeMethod)
atsun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
atsun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
atjava.lang.reflect.Method.invoke(Unknown Source)
atorg.springframework.web.bind.annotation.support.HandlerMethodInvoker.invokeHandlerMethod(HandlerMethodInvoker.java:176)
atorg.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter.invokeHandlerMethod(AnnotationMethodHandlerAdapter.java:427)
atorg.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter.handle(AnnotationMethodHandlerAdapter.java:415)
atorg.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:788)
atorg.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:717)
atorg.springframework.web.servlet.FrameworkServlet.proce***equest(FrameworkServlet.java:644)
atorg.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:560)
atjavax.servlet.http.HttpServlet.service(HttpServlet.java:650)
atjavax.servlet.http.HttpServlet.service(HttpServlet.java:731)
atorg.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303)
atorg.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
atorg.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
atorg.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
atorg.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
atorg.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88)
atorg.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76)
atorg.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
atorg.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
atorg.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:220)
atorg.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:122)
atorg.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:505)
atorg.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:170)
atorg.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)
atorg.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:957)
atorg.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116)
atorg.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:423)
atorg.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1079)
atorg.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:620)
atorg.apache.tomcat.util.net.AprEndpoint$SocketProcessor.doRun(AprEndpoint.java:2516)
atorg.apache.tomcat.util.net.AprEndpoint$SocketProcessor.run(AprEndpoint.java:2505)
atjava.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
atjava.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
atorg.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
atjava.lang.Thread.run(Unknown Source)
Caused by: redis.clients.jedis.exceptions.JedisConnectionException: Could not get a resource from the pool
atredis.clients.util.Pool.getResource(Pool.java:22)
atorg.springframework.data.redis.connection.jedis.JedisConnectionFactory.fetchJedisConnector(JedisConnectionFactory.java:94)
...53 more
Caused by: redis.clients.jedis.exceptions.JedisDataException: ERR Client sent AUTH, but no password is set
atredis.clients.jedis.Protocol.processError(Protocol.java:55)
atredis.clients.jedis.Protocol.process(Protocol.java:62)
atredis.clients.jedis.Protocol.read(Protocol.java:127)
atredis.clients.jedis.Connection.getStatusCodeReply(Connection.java:162)
atredis.clients.jedis.Jedis.auth(Jedis.java:1955)
atredis.clients.jedis.JedisPool$JedisFactory.makeObject(JedisPool.java:66)
atorg.apache.commons.pool.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:840)
atredis.clients.util.Pool.getResource(Pool.java:20)
...54 more
com.hemei.service.UserService_getUserByPageNo_1
org.springframework.dao.DataAcce***esourceFailureException: Cannot get Jedis connection; nested exception is redis.clients.jedis.exceptions.JedisConnectionException: Could not get a resource from the pool
atorg.springframework.data.redis.connection.jedis.JedisConnectionFactory.fetchJedisConnector(JedisConnectionFactory.java:101)
atorg.springframework.data.redis.connection.jedis.JedisConnectionFactory.getConnection(JedisConnectionFactory.java:148)
atorg.springframework.data.redis.connection.jedis.JedisConnectionFactory.getConnection(JedisConnectionFactory.java:41)
atorg.springframework.data.redis.core.RedisConnectionUtils.doGetConnection(RedisConnectionUtils.java:81)
atorg.springframework.data.redis.core.RedisConnectionUtils.getConnection(RedisConnectionUtils.java:53)
atorg.springframework.data.redis.core.RedisTemplate.execute(RedisTemplate.java:150)
atorg.springframework.data.redis.core.RedisTemplate.execute(RedisTemplate.java:133)
atorg.springframework.data.redis.core.RedisTemplate.hasKey(RedisTemplate.java:451)
atcom.hemei.util.RedisUtil.exists(RedisUtil.java:59)
atcom.hemei.interceptor.MethodCacheInterceptor.invoke(MethodCacheInterceptor.java:79)
atorg.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
atorg.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:89)
atorg.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
atorg.springframework.aop.framework.Cglib2AopProxy$DynamicAdvisedInterceptor.intercept(Cglib2AopProxy.java:621)
atcom.hemei.service.UserService$$EnhancerByCGLIB$$b4c1f514.getUserByPageNo()
atcom.hemei.controller.UserController.list(UserController.java:116)
atsun.reflect.NativeMethodAccessorImpl.invoke0(NativeMethod)
atsun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
atsun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
atjava.lang.reflect.Method.invoke(Unknown Source)
atorg.springframework.web.bind.annotation.support.HandlerMethodInvoker.invokeHandlerMethod(HandlerMethodInvoker.java:176)
atorg.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter.invokeHandlerMethod(AnnotationMethodHandlerAdapter.java:427)
atorg.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter.handle(AnnotationMethodHandlerAdapter.java:415)
atorg.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:788)
atorg.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:717)
atorg.springframework.web.servlet.FrameworkServlet.proce***equest(FrameworkServlet.java:644)
atorg.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:549)
atjavax.servlet.http.HttpServlet.service(HttpServlet.java:624)
atjavax.servlet.http.HttpServlet.service(HttpServlet.java:731)
atorg.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303)
atorg.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
atorg.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
atorg.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
atorg.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
atorg.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88)
atorg.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76)
atorg.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
atorg.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
atorg.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:220)
atorg.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:122)
atorg.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:505)
atorg.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:170)
atorg.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)
atorg.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:957)
atorg.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116)
atorg.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:423)
atorg.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1079)
atorg.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:620)
atorg.apache.tomcat.util.net.AprEndpoint$SocketProcessor.doRun(AprEndpoint.java:2516)
atorg.apache.tomcat.util.net.AprEndpoint$SocketProcessor.run(AprEndpoint.java:2505)
atjava.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
atjava.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
atorg.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
atjava.lang.Thread.run(Unknown Source)
Caused by: redis.clients.jedis.exceptions.JedisConnectionException: Could not get a resource from the pool
atredis.clients.util.Pool.getResource(Pool.java:22)
atorg.springframework.data.redis.connection.jedis.JedisConnectionFactory.fetchJedisConnector(JedisConnectionFactory.java:94)
...53 more
Caused by: redis.clients.jedis.exceptions.JedisDataException: ERR Client sent AUTH, but no password is set
atredis.clients.jedis.Protocol.processError(Protocol.java:55)
atredis.clients.jedis.Protocol.process(Protocol.java:62)
atredis.clients.jedis.Protocol.read(Protocol.java:127)
atredis.clients.jedis.Connection.getStatusCodeReply(Connection.java:162)
atredis.clients.jedis.Jedis.auth(Jedis.java:1955)
atredis.clients.jedis.JedisPool$JedisFactory.makeObject(JedisPool.java:66)
atorg.apache.commons.pool.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:840)
atredis.clients.util.Pool.getResource(Pool.java:20)
...54 more
通过在网上查找相关博客，发现是redis没有设置密码，而程序中却传了密码，导致改异常，去掉密码即可
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