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/* Copyright (c) 2001, 2006, Oracle. All rights reserved. */
/*
NAME
occiobj.cpp - OCCI Embedded Object demo
DESCRIPTION
This demo performs all DML operations using OCCI interface
on embedded object column of table
MODIFIED (MM/DD/YY)
sudsrini 10/22/06 - Username/Password lower case
lburgess 04/14/06 - lowercase passwords
sudsrini 07/23/04 - Copyright Info
idcqe 03/05/01 - Creation
*/
#include <iostream>
#include "occiobjm.h"
using namespace oracle::occi;
using namespace std;
class occiobj
{
private:
Environment *env;
Connection *con;
Statement *stmt;
public:
occiobj (string user, string passwd, string db)
{
env = Environment::createEnvironment (Environment::OBJECT);
occiobjm (env);
con = env->createConnection (user, passwd, db);
}
~occiobj ()
{
env->terminateConnection (con);
Environment::terminateEnvironment (env);
}
/**
* Insertion of a row
*/
void insertRow (int c1, int a1, string a2)
{
cout << "Inserting record - Publisher id :" << c1 <<
", Publisher address :" << a1 << ", " << a2 <<endl;
string sqlStmt = "INSERT INTO publisher_tab VALUES (:x, :y)";
try{
stmt = con->createStatement (sqlStmt);
stmt->setInt (1, c1);
address *o = new address ();
o->setStreet_no (Number (a1));
o->setCity (a2);
stmt->setObject (2, o);
stmt->executeUpdate ();
cout << "Insert - Success" << endl;
delete (o);
}catch(SQLException ex)
{
cout<<"Exception thrown for insertRow"<<endl;
cout<<"Error number: "<< ex.getErrorCode() << endl;
cout<<ex.getMessage() << endl;
}
con->terminateStatement (stmt);
}
/**
* updating a row
*/
void updateRow (int c1, int a1, string a2)
{
cout << "Upadating record with publisher id :"<< c1 << endl;
string sqlStmt =
"UPDATE publisher_tab SET publisher_add= :x WHERE publisher_id = :y";
try{
stmt = con->createStatement (sqlStmt);
address *o = new address ();
o->setStreet_no (Number (a1));
o->setCity (a2);
stmt->setObject (1, o);
stmt->setInt (2, c1);
stmt->executeUpdate ();
cout << "Update - Success" << endl;
delete (o);
}catch(SQLException ex)
{
cout<<"Exception thrown for updateRow"<<endl;
cout<<"Error number: "<< ex.getErrorCode() << endl;
cout<<ex.getMessage() << endl;
}
con->terminateStatement (stmt);
}
/**
* deletion of a row
*/
void deleteRow (int c1, int a1, string a2)
{
cout << "Deletion of record where publisher id :" << c1 <<endl;
string sqlStmt =
"DELETE FROM publisher_tab WHERE publisher_id= :x AND publisher_add = :y";
try{
stmt = con->createStatement (sqlStmt);
stmt->setInt (1, c1);
address *o = new address ();
o->setStreet_no (Number (a1));
o->setCity (a2);
stmt->setObject (2, o);
stmt->executeUpdate ();
cout << "Delete - Success" << endl;
delete (o);
}catch(SQLException ex)
{
cout<<"Exception thrown for deleteRow"<<endl;
cout<<"Error number: "<< ex.getErrorCode() << endl;
cout<<ex.getMessage() << endl;
}
con->terminateStatement (stmt);
}
/**
* displaying all the rows in the table
*/
void displayAllRows ()
{
string sqlStmt = "SELECT publisher_id, publisher_add FROM publisher_tab \
order by publisher_id";
try{
stmt = con->createStatement (sqlStmt);
ResultSet *rset = stmt->executeQuery ();
while (rset->next ())
{
cout << "publisher id: " << rset->getInt (1)
<< " publisher address: address (" ;
address *o = (address *)rset->getObject (2);
cout << (int)o->getStreet_no () << ", " << o->getCity () << ")" << endl;
}
stmt->closeResultSet (rset);
}catch(SQLException ex)
{
cout<<"Exception thrown for displayAllRows"<<endl;
cout<<"Error number: "<< ex.getErrorCode() << endl;
cout<<ex.getMessage() << endl;
}
con->terminateStatement (stmt);
}
};//end of class occiobj;
int main (void)
{
string user = "hr";
string passwd = "hr";
string db = "";
try
{
cout << "occiobj - Exhibiting simple insert, delete & update operations"
" on Oracle objects" << endl;
occiobj *demo = new occiobj (user, passwd, db);
cout << "displaying all rows before operations" << endl;
demo->displayAllRows ();
demo->insertRow (12, 122, "MIKE");
demo->deleteRow (11, 121, "ANNA");
demo->updateRow (23, 123, "KNUTH");
cout << "displaying all rows after all operations" << endl;
demo->displayAllRows ();
delete (demo);
cout << "occiobj - done" << endl;
}catch (SQLException ea)
{
cerr << "Error running the demo: " << ea.getMessage () << endl;
}
}
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