/** This method used to connect to the Conection pool */
public void connect() throws ConnectException, RemoteException {
try {
conn = null;
conn = dbconn.open();
USFEnv.getLog().writeDebug("created db connection(), ref: " + conn.toString(), this, null);
} catch (Exception e) {
throw new ConnectException("Database connection failure");
}
}
/**
* Business unit of work This method is used to delete an existing customer
*
* @param customer Id
* @return true or false whether the customer is deleted or not
*/
public boolean delCustomer(String customerId) throws RemoteException {
USFEnv.getLog().writeWarn(" Inside delCustomer", this, null);
boolean bTmp = false;
// Get the connection
RhccCustInfos rhcc_obj = new RhccCustInfos(conn);
try {
if (conn != null) {
bTmp = rhcc_obj.deleteCustomer(Long.parseLong(customerId));
USFEnv.getLog()
.writeDebug("delCustomer DB connection, ref: " + conn.toString(), this, null);
}
} catch (Exception e) {
USFEnv.getLog().writeCrit("Error in business EJB: ", this, e);
}
return bTmp;
}
/**
* Business unit of work This method is used to update an existing customer after editing
*
* @param customer details
* @return true or false whether the customer is updated or not
*/
public boolean updateCustomer(RhccCustInfos updateCustomer) throws RemoteException {
USFEnv.getLog().writeWarn(" Inside updateCustomer", this, null);
boolean bTmp = false;
// Get the connection
RhccCustInfos rhcc_obj = new RhccCustInfos(conn);
try {
if (conn != null) {
bTmp = rhcc_obj.updateCustomerInfo(updateCustomer);
USFEnv.getLog()
.writeDebug("newCustomer DB connection, ref: " + conn.toString(), this, null);
}
} catch (Exception e) {
USFEnv.getLog().writeCrit("Error in business EJB: ", this, e);
}
return bTmp;
}
/**
* Business unit of work This method is used to view a particular selected Customer
*
* @param customer Id
* @return customer details
*/
public RhccCustInfos viewCustomer(String customerId) throws RemoteException {
RhccCustInfos cTmp = null;
USFEnv.getLog().writeWarn(" Inside viewCustomer", this, null);
// Get the connection
RhccCustInfos rhcc_obj = new RhccCustInfos(conn);
try {
if (conn != null) {
cTmp = rhcc_obj.searchCustomerInfo(customerId);
USFEnv.getLog()
.writeDebug("viewCustomer DB connection, ref: " + conn.toString(), this, null);
}
} catch (Exception e) {
USFEnv.getLog().writeCrit("Error in business EJB: ", this, e);
}
return cTmp;
}
/**
* Business unit of work This method show all the RHCC customers for a funding year
*
* @param year - funding year
* @return vCustnmid - Customers for a Funding Year
*/
public Vector getAllRHCCCustomers(short year) throws RemoteException, NullPointerException {
Vector vCustnmid = null;
USFEnv.getLog().writeWarn("Inside getAllRHCCCustomers", this, null);
// Get the connection
RhccCustInfos rhcc_obj = new RhccCustInfos();
try {
vCustnmid = rhcc_obj.getAllRHCCCustomers(year);
USFEnv.getLog()
.writeDebug("getAllRHCCCustomers DB connection, ref: " + conn.toString(), this, null);
} catch (Exception e) {
USFEnv.getLog().writeCrit("Error in business EJB: ", this, e);
}
return vCustnmid;
}
/**
* Business unit of work This method is used to save a new Customer or an existing customer after
* editing
*
* @param new customer details
* @return true or false whether the customer is saved or not
*/
public boolean saveCustomer(RhccCustInfos saveCustomer, Hashtable custErrors)
throws RemoteException {
USFEnv.getLog().writeWarn(" Inside saveCustomer", this, null);
long customerId;
boolean bCustErr = false;
boolean bTmp = false;
// Get the connection
RhccCustInfos rhcc_obj = new RhccCustInfos(conn);
try {
customerId = saveCustomer.getCustomerId();
if (conn != null) {
USFEnv.getLog()
.writeDebug("saveCustomer DB connection, ref: " + conn.toString(), this, null);
}
// Check business logic field value validation
bCustErr = rhcccustValidate.customerBusVal(saveCustomer, custErrors);
// Check if critial error occured
if (!bCustErr) {
// Saving a new customer
if (customerId == 0) {
// One time funding year set for new customer record
bTmp = newCustomer(saveCustomer);
USFEnv.getLog()
.writeWarn(
"new RhccCustInfo created, RCI_ID: " + saveCustomer.getCustomerId(), this, null);
} else {
// Saving an exiting customer
bTmp = updateCustomer(saveCustomer);
}
}
} catch (Exception e) {
USFEnv.getLog().writeCrit("Error in business EJB: ", this, e);
}
return bTmp;
}