Codigos Ejb

(environmentProperties
(persistentStoreProperties
persistentStoreType jdbc
(jdbc
tableName registration
dbIsShared false
poolName ejbPool(attributeMap
creditcard creditcard
emailaddress emailaddress
balance balance
password password
theuser theuser
); endattributeMap
); end jdbc
); end persistentStoreProperties
); end environmentProperties

<persistence-type>Container</persistence-type>
<cmp-field><field-name>creditcard </field-name>
</cmp-field>
<cmp-field>
<field-name>emailaddress</field-name>
</cmp-field>
<cmp-field><field-name>balance</field-name>
</cmp-field>
<cmp-field>
<field-name>password</field-name>
</cmp-field>
<cmp-field>
<field-name>theuser</field-name></cmp-field>
<resource-ref>
<res-ref-name>registration</res-ref-name>
<res-type>javax.sql.DataSource</res-type>
<res-auth>Container</res-auth></resource-ref>

private void searchItems(ServletOutputStream out,HttpServletRequest request)
throws IOException {
//Retoma la cadena de búsqueda
StringsearchString=request.getParameter("searchString");

//Create HTML page
String text = "Pulsa el numero de Item para descripción y colocar pedido.";
setTitle(out, "Resultados de la Búsqueda");
try{
addLine("<BR>"+text, out);

//Examina la interface home para BidderBean
BidderHome bhome=(BidderHome) ctx.lookup("bidder");

//Crea interfaz remoto paraBidderBean
Bidder bid=bhome.create();

//Pasa la cadena de búsqueda al método BidderBean
Enumeration enum=(Enumeration)
bid.getMatchingItemsList(searchString);
if(enum !=...