Hi Sowjanya,
2009/6/29 Sowjanya Yerramneni <y.sowja...@gmail.com>
> Hi,
>
> I am using spring and hibernate in my gwt application.
> I configured my datasource in the application-context.xml.
>
> <
> bean id=*"dataSource"*
>
> class=*"org.springframework.jdbc.datasource.DriverManagerDataSource"*>
>
> <property name=*"driverClassName"*>
>
> <value>jdbc.odbc.driver.OracleDriver</value>
>
> </property>
>
> <property name=*"url"*>
>
> <value>jdbc:oracle:thin:@10.10.10.21:1521:*wpstdev*</value>
>
> </property>
>
> <property name=*"username"*>
>
> <value>*dohsy*</value>
>
> </property>
>
> <property name=*"password"*>
>
> <value>password</value>
>
> </property>
>
> </bean>
> When I run the application (in hosted mode ) I get the 'couldnot connect
> jdbc connection error' though I had classes12.jar in my classpath.
> Please help.
>
Do you also have your jar in your application server classpath as well
(WEB-INF/lib) ?
>
>
>
> On Sat, Jun 27, 2009 at 8:17 PM, @vi <aviral.ban...@gmail.com> wrote:
>
>>
>> Why is this restriction there?
>>
>> Is there some kind of custom Security implemented for Google Apps?
>>
>> On Jun 21, 2:40 am, Petein <majestyel...@gmail.com> wrote:
>> > problem solved! Thanks!
>> >
>> > On Jun 20, 1:00 pm, Enea <eneager...@gmail.com> wrote:
>> >
>> >
>> >
>> > > hm... I had similar problem with jdbc...
>> >
>> > > if you are using eclipse,
>> > > try to go under Project->properties->google->App Engine
>> > > and disable "Use Google App Engine" checkbox .
>> >
>> > > regards :)
>> >
>> > > On 20 Giu, 02:00, Petein <majestyel...@gmail.com> wrote:
>> >
>> > > > package faceRecognition.server;
>> >
>> > > > import faceRecognition.client.AuthService;
>> > > > import com.google.gwt.user.server.rpc.RemoteServiceServlet;
>> >
>> > > > import java.sql.*;
>> > > > import java.util.*;
>> > > > import java.text.SimpleDateFormat;
>> >
>> > > > /**
>> > > > * The server side implementation of the RPC service.
>> > > > */
>> > > > @SuppressWarnings("serial")
>> > > > public class AuthServiceImpl extends RemoteServiceServlet implements
>> > > > AuthService {
>> >
>> > > > public String doAuthenticate(String name, String surname,
>> > > > String username, String password,
>> > > > String email, String info){
>> >
>> > > > String serverInfo =
>> getServletContext().getServerInfo();
>> > > > String userAgent =
>> getThreadLocalRequest().getHeader("User-Agent");
>> >
>> > > > //jdbc part
>> >
>> > > > /*
>> > > > Connection con = null;
>> > > > try {
>> >
>> > > > Class.forName("com.mysql.jdbc.Driver").newInstance();
>> >
>> > > > //out.println("<br>driver is ok");
>> >
>> > > > String url = "jdbc:mysql://" + "localhost" + "/" +
>> > > > "USERSDB" + "?";
>> > > > String usernamedb = "root";
>> > > > String passworddb = "";
>> > > > con = (Connection) DriverManager.getConnection(url,
>> > > > usernamedb, passworddb);
>> >
>> > > > Statement st = con.createStatement();
>> > > > ResultSet rs;
>> >
>> > > > rs = st.executeQuery("SELECT username, password FROM
>> > > > users");
>> >
>> > > > boolean found = false;
>> >
>> > > > while (rs.next()) {
>> > > > usernamedb = rs.getString(1);
>> > > > passworddb = rs.getString(2);
>> >
>> > > > if (usernamedb.equals(username)) {
>> > > > found = true;
>> > > > break;
>> > > > }
>> > > > }
>> >
>> > > > if (!found){
>> >
>> > > > password = " a";
>> > > > //create user
>> >
>> > > > String sql = "INSERT INTO testusers(name, username,
>> > > > password, info) VALUES(?, ?, ?, ?)";
>> >
>> > > > PreparedStatement pstmt = con.prepareStatement(sql);
>> >
>> > > > // Set the values
>> > > > pstmt.setString(1, name);
>> > > > pstmt.setString(2, username);
>> > > > pstmt.setString(3, password);
>> > > > pstmt.setString(4, info);
>> >
>> > > > //Calendar calendar = new GregorianCalendar();
>> String
>> > > > time = calendar.getTime().toString(); //Thu Jun 11 02:30:10 EEST
>> 2009
>> >
>> > > > //String time = new GregorianCalendar().getTime
>> > > > ().toString();
>> >
>> > > > //pstmt.setString(5, time);
>> >
>> > > > pstmt.execute();
>> >
>> > > > }
>> >
>> > > > }catch(ClassNotFoundException cnfe){
>> > > > return(cnfe.toString());
>> > > > } catch(SQLException sqle){
>> > > > return(sqle.toString());
>> > > > } catch(InstantiationException ie){
>> > > > return(ie.toString());
>> > > > }catch (IllegalAccessException iae) {
>> > > > return(iae.toString());
>> > > > }
>> >
>> > > > */
>> >
>> > > > return "Hello, " + name + " " + surname +
>> "!<br><br>Server info: "
>> > > > + serverInfo
>> > > > + ".<br><br>Using:<br>" + userAgent
>> + " Your request was sent!";
>> > > > }
>> >
>> > > > }
>> >
>> > > > when this part of code is executed without the jdbc part it executes
>> > > > fine and the RPC method works ok.
>> > > > When i execute the code as it is above i get these errors:
>> > > > The server is running athttp://localhost:1598/
>> > > > 19 Ιουν 2009 11:33:32 μμ
>> > > > com.google.appengine.tools.development.ApiProxyLocalImpl log
>> > > > SEVERE: [1245454412421000] javax.servlet.ServletContext log:
>> Exception
>> > > > while dispatching incoming RPC call
>> > > > com.google.gwt.user.server.rpc.UnexpectedException: Service method
>> > > > 'public abstract java.lang.String
>> > > > faceRecognition.client.AuthService.doAuthenticate
>> > > >
>> (java.lang.String,java.lang.String,java.lang.String,java.lang.String,java.l
>> ang.String,java.lang.String)'
>> > > > threw an unexpected exception: java.lang.ExceptionInInitializerError
>> > > > at
>> com.google.gwt.user.server.rpc.RPC.encodeResponseForFailure
>> > > > (RPC.java:360)
>> > > > at
>> com.google.gwt.user.server.rpc.RPC.invokeAndEncodeResponse
>> > > > (RPC.java:546)
>> > > > at
>> com.google.gwt.user.server.rpc.RemoteServiceServlet.processCall
>> > > > (RemoteServiceServlet.java:166)
>> > > > at
>> com.google.gwt.user.server.rpc.RemoteServiceServlet.doPost
>> > > > (RemoteServiceServlet.java:86)
>> > > > at
>> javax.servlet.http.HttpServlet.service(HttpServlet.java:713)
>> > > > at
>> javax.servlet.http.HttpServlet.service(HttpServlet.java:806)
>> > > > at
>> org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:
>> > > > 487)
>> > > > at
>> org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter
>> > > > (ServletHandler.java:1093)
>> > > > at
>> > > >
>> com.google.apphosting.utils.servlet.TransactionCleanupFilter.doFilter
>> > > > (TransactionCleanupFilter.java:43)
>> > > > at
>> org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter
>> > > > (ServletHandler.java:1084)
>> > > > at org.mortbay.jetty.servlet.ServletHandler.handle
>> > > > (ServletHandler.java:360)
>> > > > at org.mortbay.jetty.security.SecurityHandler.handle
>> > > > (SecurityHandler.java:216)
>> > > > at org.mortbay.jetty.servlet.SessionHandler.handle
>> > > > (SessionHandler.java:181)
>> > > > at org.mortbay.jetty.handler.ContextHandler.handle
>> > > > (ContextHandler.java:712)
>> > > > at
>> org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:
>> > > > 405)
>> > > > at
>> com.google.apphosting.utils.jetty.DevAppEngineWebAppContext.handle
>> > > > (DevAppEngineWebAppContext.java:54)
>> > > > at org.mortbay.jetty.handler.HandlerWrapper.handle
>> > > > (HandlerWrapper.java:139)
>> > > > at
>> com.google.appengine.tools.development.JettyContainerService
>> > > > $ApiProxyHandler.handle(JettyContainerService.java:306)
>> > > > at org.mortbay.jetty.handler.HandlerWrapper.handle
>> > > > (HandlerWrapper.java:139)
>> > > > at org.mortbay.jetty.Server.handle(Server.java:313)
>> > > > at
>> org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:
>> > > > 506)
>> > > > at org.mortbay.jetty.HttpConnection$RequestHandler.content
>> > > > (HttpConnection.java:844)
>> > > > at
>> org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:644)
>> > > > at
>> org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:205)
>> > > > at
>> org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:381)
>> > > > at org.mortbay.io.nio.SelectChannelEndPoint.run
>> > > > (SelectChannelEndPoint.java:396)
>> > > > at org.mortbay.thread.BoundedThreadPool$PoolThread.run
>> > > > (BoundedThreadPool.java:442)
>> > > > Caused by: java.lang.ExceptionInInitializerError
>> > > > at com.mysql.jdbc.NonRegisteringDriver.connect
>> > > > (NonRegisteringDriver.java:282)
>> > > > at
>> java.sql.DriverManager.getConnection(DriverManager.java:582)
>> > > > at
>> java.sql.DriverManager.getConnection(DriverManager.java:185)
>> > > > at faceRecognition.server.AuthServiceImpl.doAuthenticate
>> > > > (AuthServiceImpl.java:37)
>> > > > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native
>> Method)
>> > > > at sun.reflect.NativeMethodAccessorImpl.invoke
>> > > > (NativeMethodAccessorImpl.java:39)
>> > > > at sun.reflect.DelegatingMethodAccessorImpl.invoke
>> > > > (DelegatingMethodAccessorImpl.java:25)
>> > > > at java.lang.reflect.Method.invoke(Method.java:597)
>> > > > at
>> com.google.gwt.user.server.rpc.RPC.invokeAndEncodeResponse
>> > > > (RPC.java:527)
>> > > > ... 25 more
>> > > > Caused by: java.security.AccessControlException: access denied
>> > > > (java.lang.RuntimePermission modifyThreadGroup)
>> > > > at java.security.AccessControlContext.checkPermission
>> > > > (AccessControlContext.java:323)
>> > > > at java.security.AccessController.checkPermission
>> > > > (AccessController.java:546)
>> > > > at
>> java.lang.SecurityManager.checkPermission(SecurityManager.java:
>> > > > 532)
>> > > > at
>> com.google.appengine.tools.development.DevAppServerFactory
>> > > > $CustomSecurityManager.checkPermission(DevAppServerFactory.java:122)
>> > > > at
>> com.google.appengine.tools.development.DevAppServerFactory
>> > > > $CustomSecurityManager.checkAccess(DevAppServerFactory.java:149)
>> > > > at java.lang.ThreadGroup.checkAccess(ThreadGroup.java:288)
>> > > > at java.lang.Thread.init(Thread.java:332)
>> > > > at java.lang.Thread.<init>(Thread.java:377)
>> > > > at java.util.TimerThread.<init>(Timer.java:456)
>> > > > at java.util.Timer.<init>(Timer.java:71)
>> > > > at java.util.Timer.<init>(Timer.java:122)
>> > > > at
>> com.mysql.jdbc.ConnectionImpl.<clinit>(ConnectionImpl.java:208)
>> > > > ... 34 more
>> >
>> > > > What's going on? I tried the same
>> >
>> > ...
>> >
>> > read more ยป
>>
>> --
>> -Regards,
>> Sowjanya.
>>
>> >>
>>
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