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java.net.ConnectException: Connection refused: connect	at java.net.DualStackPlainSocketImpl.connect0(Native Method)	at java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source)	at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source)	at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source)	at java.net.AbstractPlainSocketImpl.connect(Unknown Source)	at java.net.PlainSocketImpl.connect(Unknown Source)	at java.net.SocksSocketImpl.connect(Unknown Source)	at java.net.Socket.connect(Unknown Source)	at java.net.Socket.connect(Unknown Source)	at java.net.Socket.(Unknown Source)	at java.net.Socket.(Unknown Source)	at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:256)	at com.mysql.jdbc.MysqlIO.(MysqlIO.java:271)	at com.mysql.jdbc.Connection.createNewIO(Connection.java:2771)	at com.mysql.jdbc.Connection.(Connection.java:1555)	at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:285)	at java.sql.DriverManager.getConnection(Unknown Source)	at java.sql.DriverManager.getConnection(Unknown Source)	at org.hibernate.connection.DriverManagerConnectionProvider.getConnection(DriverManagerConnectionProvider.java:133)	at org.hibernate.jdbc.ConnectionManager.openConnection(ConnectionManager.java:446)	at org.hibernate.jdbc.ConnectionManager.getConnection(ConnectionManager.java:167)	at org.hibernate.jdbc.JDBCContext.connection(JDBCContext.java:142)	at org.hibernate.transaction.JDBCTransaction.begin(JDBCTransaction.java:85)	at org.hibernate.impl.SessionImpl.beginTransaction(SessionImpl.java:1353)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)	at java.lang.reflect.Method.invoke(Unknown Source)	at org.hibernate.context.ThreadLocalSessionContext$TransactionProtectionWrapper.invoke(ThreadLocalSessionContext.java:342)	at com.sun.proxy.$Proxy12.beginTransaction(Unknown Source)	at net.viralpatel.contact.controller.ContactManager.add(ContactManager.java:17)	at net.viralpatel.contact.view.ContactAction.add(ContactAction.java:32)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)	at java.lang.reflect.Method.invoke(Unknown Source)	at com.opensymphony.xwork2.DefaultActionInvocation.invokeAction(DefaultActionInvocation.java:441)	at com.opensymphony.xwork2.DefaultActionInvocation.invokeActionOnly(DefaultActionInvocation.java:280)	at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:243)	at com.opensymphony.xwork2.interceptor.DefaultWorkflowInterceptor.doIntercept(DefaultWorkflowInterceptor.java:165)	at com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:87)	at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)	at com.opensymphony.xwork2.validator.ValidationInterceptor.doIntercept(ValidationInterceptor.java:252)	at org.apache.struts2.interceptor.validation.AnnotationValidationInterceptor.doIntercept(AnnotationValidationInterceptor.java:68)	at com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:87)	at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)	at com.opensymphony.xwork2.interceptor.ConversionErrorInterceptor.intercept(ConversionErrorInterceptor.java:122)	at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)	at com.opensymphony.xwork2.interceptor.ParametersInterceptor.doIntercept(ParametersInterceptor.java:195)	at com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:87)	at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)	at com.opensymphony.xwork2.interceptor.ParametersInterceptor.doIntercept(ParametersInterceptor.java:195)	at com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:87)	at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)	at com.opensymphony.xwork2.interceptor.StaticParametersInterceptor.intercept(StaticParametersInterceptor.java:179)	at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)	at org.apache.struts2.interceptor.MultiselectInterceptor.intercept(MultiselectInterceptor.java:75)	at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)	at org.apache.struts2.interceptor.CheckboxInterceptor.intercept(CheckboxInterceptor.java:94)	at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)	at org.apache.struts2.interceptor.FileUploadInterceptor.intercept(FileUploadInterceptor.java:235)	at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)	at com.opensymphony.xwork2.interceptor.ModelDrivenInterceptor.intercept(ModelDrivenInterceptor.java:89)	at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)	at com.opensymphony.xwork2.interceptor.ScopedModelDrivenInterceptor.intercept(ScopedModelDrivenInterceptor.java:130)	at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)	at org.apache.struts2.interceptor.debugging.DebuggingInterceptor.intercept(DebuggingInterceptor.java:267)	at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)	at com.opensymphony.xwork2.interceptor.ChainingInterceptor.intercept(ChainingInterceptor.java:126)	at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)	at com.opensymphony.xwork2.interceptor.PrepareInterceptor.doIntercept(PrepareInterceptor.java:138)	at com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:87)	at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)	at com.opensymphony.xwork2.interceptor.I18nInterceptor.intercept(I18nInterceptor.java:165)	at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)	at org.apache.struts2.interceptor.ServletConfigInterceptor.intercept(ServletConfigInterceptor.java:164)	at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)	at com.opensymphony.xwork2.interceptor.AliasInterceptor.intercept(AliasInterceptor.java:179)	at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)	at com.opensymphony.xwork2.interceptor.ExceptionMappingInterceptor.intercept(ExceptionMappingInterceptor.java:176)	at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:237)	at org.apache.struts2.impl.StrutsActionProxy.execute(StrutsActionProxy.java:52)	at org.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.java:488)	at org.apache.struts2.dispatcher.FilterDispatcher.doFilter(FilterDispatcher.java:395)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:293)	at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:861)	at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:620)	at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489)	at java.lang.Thread.run(Unknown Source)