[Geoserver-users] Data base connection error ;

I was trying this in a geoserver plugin.

java.util.Map params = new java.util.HashMap();

80 params.put(PostgisDataStoreFactory.DBTYPE.key, “postgis”);
81 params.put(PostgisDataStoreFactory.HOST.key, “localhost”);
82 params.put(PostgisDataStoreFactory.PORT.key, “5432”);
83 params.put(PostgisDataStoreFactory.SCHEMA.key, “public”);
84 params.put(PostgisDataStoreFactory.DATABASE.key, “map_nav”);
85 params.put(PostgisDataStoreFactory.USER.key, “postgres”);
86 params.put(PostgisDataStoreFactory.PASSWD.key, “deco123”);

But when i run the plugin im getting a whole lot of errors depicting

<ows:ExceptionReport version=“1.0.0” xsi:schemaLocation=“http://www.opengis.net/ows http://localhost:8080/geoserver/schemas/ows/1.0.0/owsExceptionReport.xsd”>

<ows:Exception exceptionCode=“NoApplicableCode”>
ows:ExceptionTextjava.lang.NoSuchFieldError: DBTYPE
DBTYPE</ows:ExceptionText>
</ows:Exception>
</ows:ExceptionReport>

and in the command prompt.

can some on help me to solve this out

java.lang.NoSuchFieldError: DBTYPE
at DBHandler.getDatastore(DBHandler.java:80)
at Helloworld.sayHello(Helloworld.java:188)
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 org.geoserver.security.OperationSecurityInterceptor.invoke(OperationSecurityInterceptor
ava:41)
at org.geoserver.ows.Dispatcher.execute(Dispatcher.java:582)
at org.geoserver.ows.Dispatcher.handleRequestInternal(Dispatcher.java:211)
at org.springframework.web.servlet.mvc.AbstractController.handleRequest(AbstractController
ava:153)
at org.springframework.web.servlet.mvc.SimpleControllerHandlerAdapter.handle(SimpleControl
rHandlerAdapter.java:48)
at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:875
at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:809)
at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:5
)
at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:501)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:707)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)
at org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:487)
at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1093)
at org.vfny.geoserver.filters.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilt
.java:108)
at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084)
at org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.ja
:264)
at org.acegisecurity.intercept.web.FilterSecurityInterceptor.invoke(FilterSecurityIntercep
r.java:107)
at org.acegisecurity.intercept.web.FilterSecurityInterceptor.doFilter(FilterSecurityInterc
tor.java:72)
at org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.ja
:274)
at org.acegisecurity.ui.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.jav
110)
at org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.ja
:274)
at org.acegisecurity.providers.anonymous.AnonymousProcessingFilter.doFilter(AnonymousProce
ingFilter.java:125)
at org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.ja
:274)
at org.acegisecurity.ui.basicauth.BasicProcessingFilter.doFilter(BasicProcessingFilter.jav
178)
at org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.ja
:274)
at org.acegisecurity.context.HttpSessionContextIntegrationFilter.doFilter(HttpSessionConte
IntegrationFilter.java:229)
at org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.ja
:274)
at org.acegisecurity.util.FilterChainProxy.doFilter(FilterChainProxy.java:148)
at org.acegisecurity.util.FilterToBeanProxy.doFilter(FilterToBeanProxy.java:98)
at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084)
at org.geoserver.filters.LoggingFilter.doFilter(LoggingFilter.java:73)
at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084)
at org.geoserver.filters.ReverseProxyFilter.doFilter(ReverseProxyFilter.java:163)
at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1084)
at org.geoserver.filters.GZIPFilter.doFilter(GZIPFilter.java:41)
at org.mortbay.jetty.servlet.ServletHandler$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:726)
at org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:405)
at org.mortbay.jetty.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java
06)
at org.mortbay.jetty.handler.HandlerCollection.handle(HandlerCollection.java:114)
at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152)
at org.mortbay.jetty.Server.handle(Server.java:324)
at org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:505)
at org.mortbay.jetty.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:828)
at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:514)
at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:211)
at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:380)
at org.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:395)
at org.mortbay.thread.BoundedThreadPool$PoolThread.run(BoundedThreadPool.java:450)