Erro de conexao oracle

16/08/2012 16:55:44 org.apache.catalina.core.AprLifecycleListener init
INFO: The Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: C:\Program Files\Java\jre6\bin;C:\Windows\Sun\Java\bin;C:\Windows\system32;C:\Windows;C:/Program Files/Java/jre7/bin/client;C:/Program Files/Java/jre7/bin;C:/Program Files/Java/jre7/lib/i386;C:\oracle\Ora10g\bin;C:\Windows\system32;C:\Windows;C:\Windows\System32\Wbem;C:\Windows\System32\WindowsPowerShell\v1.0\;C:\Program Files\NTRU Cryptosystems\NTRU TCG Software Stack\bin\;C:\Apache Software Foundation\Tomcat 6.0\bin;C:\Java\bin;C:\apache-maven-2.0.11\apache-maven-2.0.11\bin;C:\EclipseWebOdonto;;.
16/08/2012 16:55:44 org.apache.coyote.http11.Http11Protocol init
INFO: Initializing Coyote HTTP/1.1 on http-8080
16/08/2012 16:55:44 org.apache.catalina.startup.Catalina load
INFO: Initialization processed in 286 ms
16/08/2012 16:55:44 org.apache.catalina.core.StandardService start
INFO: Starting service Catalina
16/08/2012 16:55:44 org.apache.catalina.core.StandardEngine start
INFO: Starting Servlet Engine: Apache Tomcat/6.0.10
16/08/2012 16:55:44 java.util.jar.Attributes read
AVISO: Duplicate name in Manifest: Class-Path.
Ensure that the manifest does not have duplicate entries, and
that blank lines separate individual sections in both your
manifest and in the META-INF/MANIFEST.MF entry in the jar file.
16/08/2012 16:55:44 java.util.jar.Attributes read
AVISO: Duplicate name in Manifest: Class-Path.
Ensure that the manifest does not have duplicate entries, and
that blank lines separate individual sections in both your
manifest and in the META-INF/MANIFEST.MF entry in the jar file.
16/08/2012 16:55:44 java.util.jar.Attributes read
AVISO: Duplicate name in Manifest: Class-Path.
Ensure that the manifest does not have duplicate entries, and
that blank lines separate individual sections in both your
manifest and in the META-INF/MANIFEST.MF entry in the jar file.
16/08/2012 16:55:44 java.util.jar.Attributes read
AVISO: Duplicate name in Manifest: Class-Path.
Ensure that the manifest does not have duplicate entries, and
that blank lines separate individual sections in both your
manifest and in the META-INF/MANIFEST.MF entry in the jar file.
16/08/2012 16:55:44 java.util.jar.Attributes read
AVISO: Duplicate name in Manifest: Class-Path.
Ensure that the manifest does not have duplicate entries, and
that blank lines separate individual sections in both your
manifest and in the META-INF/MANIFEST.MF entry in the jar file.
16/08/2012 16:55:44 java.util.jar.Attributes read
AVISO: Duplicate name in Manifest: Class-Path.
Ensure that the manifest does not have duplicate entries, and
that blank lines separate individual sections in both your
manifest and in the META-INF/MANIFEST.MF entry in the jar file.
16/08/2012 16:55:44 java.util.jar.Attributes read
AVISO: Duplicate name in Manifest: Class-Path.
Ensure that the manifest does not have duplicate entries, and
that blank lines separate individual sections in both your
manifest and in the META-INF/MANIFEST.MF entry in the jar file.
16/08/2012 16:55:45 org.apache.catalina.loader.WebappClassLoader validateJarFile
INFO: validateJarFile(C:\projetos\odontoprev\implantacao_odp\web\WEB-INF\lib\servlet.jar) - jar not loaded. See Servlet Spec 2.3, section 9.7.2. Offending class: javax/servlet/Servlet.class
16/08/2012 16:55:45 java.util.jar.Attributes read
AVISO: Duplicate name in Manifest: Class-Path.
Ensure that the manifest does not have duplicate entries, and
that blank lines separate individual sections in both your
manifest and in the META-INF/MANIFEST.MF entry in the jar file.
16/08/2012 16:55:45 java.util.jar.Attributes read
AVISO: Duplicate name in Manifest: Class-Path.
Ensure that the manifest does not have duplicate entries, and
that blank lines separate individual sections in both your
manifest and in the META-INF/MANIFEST.MF entry in the jar file.
16/08/2012 16:55:45 java.util.jar.Attributes read
AVISO: Duplicate name in Manifest: Class-Path.
Ensure that the manifest does not have duplicate entries, and
that blank lines separate individual sections in both your
manifest and in the META-INF/MANIFEST.MF entry in the jar file.
16/08/2012 16:55:45 java.util.jar.Attributes read
AVISO: Duplicate name in Manifest: Class-Path.
Ensure that the manifest does not have duplicate entries, and
that blank lines separate individual sections in both your
manifest and in the META-INF/MANIFEST.MF entry in the jar file.
16/08/2012 16:55:45 java.util.jar.Attributes read
AVISO: Duplicate name in Manifest: Class-Path.
Ensure that the manifest does not have duplicate entries, and
that blank lines separate individual sections in both your
manifest and in the META-INF/MANIFEST.MF entry in the jar file.
16/08/2012 16:55:45 java.util.jar.Attributes read
AVISO: Duplicate name in Manifest: Class-Path.
Ensure that the manifest does not have duplicate entries, and
that blank lines separate individual sections in both your
manifest and in the META-INF/MANIFEST.MF entry in the jar file.
16/08/2012 16:55:45 java.util.jar.Attributes read
AVISO: Duplicate name in Manifest: Class-Path.
Ensure that the manifest does not have duplicate entries, and
that blank lines separate individual sections in both your
manifest and in the META-INF/MANIFEST.MF entry in the jar file.
0 [main] INFO util.PropertyMessageResources  - Initializing, config='org.apache.struts.util.LocalStrings', returnNull=true
1 [main] INFO util.PropertyMessageResources  - Initializing, config='org.apache.struts.action.ActionResources', returnNull=true
16/08/2012 16:55:45 org.apache.coyote.http11.Http11Protocol start
INFO: Starting Coyote HTTP/1.1 on http-8080
16/08/2012 16:55:45 org.apache.jk.common.ChannelSocket init
INFO: JK: ajp13 listening on /0.0.0.0:8009
16/08/2012 16:55:45 org.apache.jk.server.JkMain start
INFO: Jk running ID=0 time=0/16  config=null
16/08/2012 16:55:45 org.apache.catalina.startup.Catalina start
INFO: Server startup in 885 ms
16/08/2012 16:56:08 java.util.jar.Attributes read
AVISO: Duplicate name in Manifest: Class-Path.
Ensure that the manifest does not have duplicate entries, and
that blank lines separate individual sections in both your
manifest and in the META-INF/MANIFEST.MF entry in the jar file.
16/08/2012 16:56:08 java.util.jar.Attributes read
AVISO: Duplicate name in Manifest: Class-Path.
Ensure that the manifest does not have duplicate entries, and
that blank lines separate individual sections in both your
manifest and in the META-INF/MANIFEST.MF entry in the jar file.
16/08/2012 16:56:08 java.util.jar.Attributes read
AVISO: Duplicate name in Manifest: Class-Path.
Ensure that the manifest does not have duplicate entries, and
that blank lines separate individual sections in both your
manifest and in the META-INF/MANIFEST.MF entry in the jar file.
16/08/2012 16:56:08 java.util.jar.Attributes read
AVISO: Duplicate name in Manifest: Class-Path.
Ensure that the manifest does not have duplicate entries, and
that blank lines separate individual sections in both your
manifest and in the META-INF/MANIFEST.MF entry in the jar file.
16/08/2012 16:56:08 java.util.jar.Attributes read
AVISO: Duplicate name in Manifest: Class-Path.
Ensure that the manifest does not have duplicate entries, and
that blank lines separate individual sections in both your
manifest and in the META-INF/MANIFEST.MF entry in the jar file.
16/08/2012 16:56:08 java.util.jar.Attributes read
AVISO: Duplicate name in Manifest: Class-Path.
Ensure that the manifest does not have duplicate entries, and
that blank lines separate individual sections in both your
manifest and in the META-INF/MANIFEST.MF entry in the jar file.
16/08/2012 16:56:08 java.util.jar.Attributes read
AVISO: Duplicate name in Manifest: Class-Path.
Ensure that the manifest does not have duplicate entries, and
that blank lines separate individual sections in both your
manifest and in the META-INF/MANIFEST.MF entry in the jar file.
23149 [http-8080-2] INFO util.PropertyMessageResources  - Initializing, config='org.apache.struts.actions.LocalStrings', returnNull=true
getConnection() SQLException: Exceção de I/O: Connection refused(DESCRIPTION=(ERR=1153)(VSNNUM=169870592)(ERROR_STACK=(ERROR=(CODE=1153)(EMFI=4)(ARGS='(ADDRESS=(PROTOCOL=TCP)(HOST=brspodcmsdb03)(PORT=1521))'))(ERROR=(CODE=305)(EMFI=1))))
java.sql.SQLException: Exceção de I/O: Connection refused(DESCRIPTION=(ERR=1153)(VSNNUM=169870592)(ERROR_STACK=(ERROR=(CODE=1153)(EMFI=4)(ARGS='(ADDRESS=(PROTOCOL=TCP)(HOST=brspodcmsdb03)(PORT=1521))'))(ERROR=(CODE=305)(EMFI=1))))
	at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:114)
	at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:156)
	at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:269)
	at oracle.jdbc.driver.OracleConnection.<init>(OracleConnection.java:210)
	at oracle.jdbc.driver.OracleDriver.getConnectionInstance(OracleDriver.java:251)
	at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:224)
	at java.sql.DriverManager.getConnection(Unknown Source)
	at java.sql.DriverManager.getConnection(Unknown Source)
	at com.modemmedia.core.daodb.DataConnection.getConnection(DataConnection.java:57)
	at br.com.odontoprev.implantacao.DAO.DBConnection.getConnection(DBConnection.java:57)
	at br.com.odontoprev.implantacao.DAO.LoginDAO.validar(LoginDAO.java:69)
	at br.com.odontoprev.implantacao.bo.GerenciadorLogin.validar(GerenciadorLogin.java:14)
	at br.com.odontoprev.implantacao.actions.LoginAction.validar(LoginAction.java:84)
	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.apache.struts.actions.DispatchAction.dispatchMethod(DispatchAction.java:280)
	at org.apache.struts.actions.DispatchAction.execute(DispatchAction.java:216)
	at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:480)
	at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:274)
	at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1420)
	at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:520)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:710)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:228)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:104)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:216)
	at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
	at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:634)
	at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:445)
	at java.lang.Thread.run(Unknown Source)
Exceção de I/O: Connection refused(DESCRIPTION=(ERR=1153)(VSNNUM=169870592)(ERROR_STACK=(ERROR=(CODE=1153)(EMFI=4)(ARGS='(ADDRESS=(PROTOCOL=TCP)(HOST=brspodcmsdb03)(PORT=1521))'))(ERROR=(CODE=305)(EMFI=1))))
com.modemmedia.core.daodb.DataConnectionException: Não foi possível estabelecer conexão com o banco de dados. env: url data-source: {1}
	at com.modemmedia.core.daodb.DataConnection.getConnection(DataConnection.java:64)
	at br.com.odontoprev.implantacao.DAO.DBConnection.getConnection(DBConnection.java:57)
	at br.com.odontoprev.implantacao.DAO.LoginDAO.validar(LoginDAO.java:69)
	at br.com.odontoprev.implantacao.bo.GerenciadorLogin.validar(GerenciadorLogin.java:14)
	at br.com.odontoprev.implantacao.actions.LoginAction.validar(LoginAction.java:84)
	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.apache.struts.actions.DispatchAction.dispatchMethod(DispatchAction.java:280)
	at org.apache.struts.actions.DispatchAction.execute(DispatchAction.java:216)
	at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:480)
	at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:274)
	at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1420)
	at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:520)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:710)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:228)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:104)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:216)
	at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
	at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:634)
	at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:445)
	at java.lang.Thread.run(Unknown Source)
Caused by: java.sql.SQLException: Exceção de I/O: Connection refused(DESCRIPTION=(ERR=1153)(VSNNUM=169870592)(ERROR_STACK=(ERROR=(CODE=1153)(EMFI=4)(ARGS='(ADDRESS=(PROTOCOL=TCP)(HOST=brspodcmsdb03)(PORT=1521))'))(ERROR=(CODE=305)(EMFI=1))))
	at com.modemmedia.core.daodb.DataConnection.getConnection(DataConnection.java:63)
	... 28 more
java.sql.SQLException: Exceção de I/O: Connection refused(DESCRIPTION=(ERR=1153)(VSNNUM=169870592)(ERROR_STACK=(ERROR=(CODE=1153)(EMFI=4)(ARGS='(ADDRESS=(PROTOCOL=TCP)(HOST=brspodcmsdb03)(PORT=1521))'))(ERROR=(CODE=305)(EMFI=1))))
	at com.modemmedia.core.daodb.DataConnection.getConnection(DataConnection.java:63)
	at br.com.odontoprev.implantacao.DAO.DBConnection.getConnection(DBConnection.java:57)
	at br.com.odontoprev.implantacao.DAO.LoginDAO.validar(LoginDAO.java:69)
	at br.com.odontoprev.implantacao.bo.GerenciadorLogin.validar(GerenciadorLogin.java:14)
	at br.com.odontoprev.implantacao.actions.LoginAction.validar(LoginAction.java:84)
	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.apache.struts.actions.DispatchAction.dispatchMethod(DispatchAction.java:280)
	at org.apache.struts.actions.DispatchAction.execute(DispatchAction.java:216)
	at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:480)
	at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:274)
	at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1420)
	at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:520)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:710)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:228)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:104)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:216)
	at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
	at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:634)
	at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:445)
	at java.lang.Thread.run(Unknown Source)
java.lang.NullPointerException
	at br.com.odontoprev.implantacao.DAO.LoginDAO.validar(LoginDAO.java:72)
	at br.com.odontoprev.implantacao.bo.GerenciadorLogin.validar(GerenciadorLogin.java:14)
	at br.com.odontoprev.implantacao.actions.LoginAction.validar(LoginAction.java:84)
	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.apache.struts.actions.DispatchAction.dispatchMethod(DispatchAction.java:280)
	at org.apache.struts.actions.DispatchAction.execute(DispatchAction.java:216)
	at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:480)
	at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:274)
	at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1420)
	at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:520)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:710)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:228)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:104)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:216)
	at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
	at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:634)
	at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:445)
	at java.lang.Thread.run(Unknown Source)
getConnection() SQLException: Exceção de I/O: Connection refused(DESCRIPTION=(ERR=1153)(VSNNUM=169870592)(ERROR_STACK=(ERROR=(CODE=1153)(EMFI=4)(ARGS='(ADDRESS=(PROTOCOL=TCP)(HOST=brspodcmsdb04)(PORT=1521))'))(ERROR=(CODE=305)(EMFI=1))))
java.sql.SQLException: Exceção de I/O: Connection refused(DESCRIPTION=(ERR=1153)(VSNNUM=169870592)(ERROR_STACK=(ERROR=(CODE=1153)(EMFI=4)(ARGS='(ADDRESS=(PROTOCOL=TCP)(HOST=brspodcmsdb04)(PORT=1521))'))(ERROR=(CODE=305)(EMFI=1))))
	at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:114)
	at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:156)
	at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:269)
	at oracle.jdbc.driver.OracleConnection.<init>(OracleConnection.java:210)
	at oracle.jdbc.driver.OracleDriver.getConnectionInstance(OracleDriver.java:251)
	at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:224)
	at java.sql.DriverManager.getConnection(Unknown Source)
	at java.sql.DriverManager.getConnection(Unknown Source)
	at com.modemmedia.core.daodb.DataConnection.getConnection(DataConnection.java:57)
	at br.com.odontoprev.implantacao.DAO.DBConnection.getConnection(DBConnection.java:57)
	at br.com.odontoprev.implantacao.DAO.LoginDAO.getUsuario(LoginDAO.java:26)
	at br.com.odontoprev.implantacao.bo.GerenciadorLogin.getUsuario(GerenciadorLogin.java:18)
	at br.com.odontoprev.implantacao.actions.LoginAction.validar(LoginAction.java:88)
	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.apache.struts.actions.DispatchAction.dispatchMethod(DispatchAction.java:280)
	at org.apache.struts.actions.DispatchAction.execute(DispatchAction.java:216)
	at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:480)
	at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:274)
	at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1420)
	at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:520)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:710)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:228)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:104)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:216)
	at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
	at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:634)
	at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:445)
	at java.lang.Thread.run(Unknown Source)
Exceção de I/O: Connection refused(DESCRIPTION=(ERR=1153)(VSNNUM=169870592)(ERROR_STACK=(ERROR=(CODE=1153)(EMFI=4)(ARGS='(ADDRESS=(PROTOCOL=TCP)(HOST=brspodcmsdb04)(PORT=1521))'))(ERROR=(CODE=305)(EMFI=1))))
com.modemmedia.core.daodb.DataConnectionException: Não foi possível estabelecer conexão com o banco de dados. env: url data-source: {1}
	at com.modemmedia.core.daodb.DataConnection.getConnection(DataConnection.java:64)
	at br.com.odontoprev.implantacao.DAO.DBConnection.getConnection(DBConnection.java:57)
	at br.com.odontoprev.implantacao.DAO.LoginDAO.getUsuario(LoginDAO.java:26)
	at br.com.odontoprev.implantacao.bo.GerenciadorLogin.getUsuario(GerenciadorLogin.java:18)
	at br.com.odontoprev.implantacao.actions.LoginAction.validar(LoginAction.java:88)
	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.apache.struts.actions.DispatchAction.dispatchMethod(DispatchAction.java:280)
	at org.apache.struts.actions.DispatchAction.execute(DispatchAction.java:216)
	at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:480)
	at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:274)
	at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1420)
	at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:520)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:710)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:228)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:104)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:216)
	at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
	at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:634)
	at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:445)
	at java.lang.Thread.run(Unknown Source)
Caused by: java.sql.SQLException: Exceção de I/O: Connection refused(DESCRIPTION=(ERR=1153)(VSNNUM=169870592)(ERROR_STACK=(ERROR=(CODE=1153)(EMFI=4)(ARGS='(ADDRESS=(PROTOCOL=TCP)(HOST=brspodcmsdb04)(PORT=1521))'))(ERROR=(CODE=305)(EMFI=1))))
	at com.modemmedia.core.daodb.DataConnection.getConnection(DataConnection.java:63)
	... 28 more
java.sql.SQLException: Exceção de I/O: Connection refused(DESCRIPTION=(ERR=1153)(VSNNUM=169870592)(ERROR_STACK=(ERROR=(CODE=1153)(EMFI=4)(ARGS='(ADDRESS=(PROTOCOL=TCP)(HOST=brspodcmsdb04)(PORT=1521))'))(ERROR=(CODE=305)(EMFI=1))))
	at com.modemmedia.core.daodb.DataConnection.getConnection(DataConnection.java:63)
	at br.com.odontoprev.implantacao.DAO.DBConnection.getConnection(DBConnection.java:57)
	at br.com.odontoprev.implantacao.DAO.LoginDAO.getUsuario(LoginDAO.java:26)
	at br.com.odontoprev.implantacao.bo.GerenciadorLogin.getUsuario(GerenciadorLogin.java:18)
	at br.com.odontoprev.implantacao.actions.LoginAction.validar(LoginAction.java:88)
	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.apache.struts.actions.DispatchAction.dispatchMethod(DispatchAction.java:280)
	at org.apache.struts.actions.DispatchAction.execute(DispatchAction.java:216)
	at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:480)
	at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:274)
	at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1420)
	at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:520)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:710)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:228)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:104)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:216)
	at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
	at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:634)
	at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:445)
	at java.lang.Thread.run(Unknown Source)
java.lang.NullPointerException
	at br.com.odontoprev.implantacao.DAO.LoginDAO.getUsuario(LoginDAO.java:29)
	at br.com.odontoprev.implantacao.bo.GerenciadorLogin.getUsuario(GerenciadorLogin.java:18)
	at br.com.odontoprev.implantacao.actions.LoginAction.validar(LoginAction.java:88)
	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.apache.struts.actions.DispatchAction.dispatchMethod(DispatchAction.java:280)
	at org.apache.struts.actions.DispatchAction.execute(DispatchAction.java:216)
	at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:480)
	at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:274)
	at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1420)
	at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:520)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:710)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:228)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:104)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:216)
	at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
	at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:634)
	at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:445)
	at java.lang.Thread.run(Unknown Source)
23269 [http-8080-2] WARN action.RequestProcessor  - Unhandled Exception thrown: class java.lang.NullPointerException
16/08/2012 16:56:08 org.apache.catalina.core.StandardWrapperValve invoke
GRAVE: Servlet.service() for servlet action threw exception
java.lang.NullPointerException
	at br.com.odontoprev.implantacao.actions.LoginAction.validar(LoginAction.java:93)
	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.apache.struts.actions.DispatchAction.dispatchMethod(DispatchAction.java:280)
	at org.apache.struts.actions.DispatchAction.execute(DispatchAction.java:216)
	at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:480)
	at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:274)
	at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1420)
	at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:520)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:710)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:228)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:104)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:216)
	at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
	at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:634)
	at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:445)
	at java.lang.Thread.run(Unknown Source)