public static void GenerateCustomerBill(Connection conn) {
// We intended to produce the bills over certain time periods but
// we will offer an option to check just the last 3 months.
try {
int c_id = BooksAThousand.getIntFromShell("Enter customer ID: ");
Statement statement = conn.createStatement();
ResultSet rs =
statement.executeQuery("select address, name from customer where customer_id = " + c_id);
rs.next();
String address = rs.getString(1);
String name = rs.getString(2);
rs =
statement.executeQuery(
"select customer_id, isbn, quantity, price, customer_order_date"
+ " from customer_order where customer_id="
+ c_id
+ " and is_paid='N'");
float total = 0;
if (rs.next()) {
Date date;
SimpleDateFormat sdf = new SimpleDateFormat("MM-dd-yyyy hh:mm");
System.out.println("\n" + address);
System.out.println("\nDear " + name + ", \nBelow are your unpaid orders. Pay up.\n");
System.out.printf(
"%-10s %-20s %-5s %-8s %-11s\n", "ISBN", "Date", "Quant", "Price", "Total");
do {
total += rs.getInt(3) * rs.getFloat(4);
date = rs.getDate(5);
System.out.printf(
"%-10s %-20s %-5d $%-7.2f $%-10.2f \n",
rs.getInt(2),
sdf.format(date),
rs.getInt(3),
rs.getFloat(4),
rs.getInt(3) * rs.getFloat(4));
} while (rs.next());
System.out.printf("Total: $%.2f\n", total);
} else {
System.out.println("This user has no unpaid orders");
}
} catch (Throwable e) {
e.printStackTrace();
}
}
public void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
Statement question;
String query;
ResultSet answer;
connect();
try {
query = "SELECT * FROM PILOT WHERE Address ='" + request.getParameter("city") + "'";
question = link.createStatement();
answer = question.executeQuery(query);
PrintWriter pen;
response.setContentType("text/html");
pen = response.getWriter();
pen.println("<HTML>");
pen.println("<HEAD> <TITLE> Answer </TITLE> </HEAD>");
pen.println("<BODY>");
while (answer.next()) {
String pN = answer.getString("PilotNumber");
String lN = answer.getString("LastName");
String fN = answer.getString("FirstName");
String ad = answer.getString("Address");
float sa = answer.getFloat("Salary");
float pr = answer.getFloat("Premium");
Date hD = answer.getDate("HiringDate");
if (answer.wasNull() == false) {
pen.println("<P><B> Pilot : </B>" + lN + " " + fN);
pen.println("<P><B> ---Reference : </B>" + pN);
pen.println("<P><B> ---Address : </B>" + ad);
pen.println("<P><B> ---Salary : </B>" + sa);
pen.println("<P><B> ---since : </B>" + hD);
if (pr > 0) pen.println("<P><B> ---Premium : </B>" + pr);
else pen.println("<P><B> ---No premium </B>");
}
}
pen.println("</BODY>");
pen.println("</HTML>");
answer.close();
question.close();
link.close();
} catch (SQLException e) {
System.out.println("Connection error: " + e.getMessage());
}
}
public static void main(String[] argv) throws Exception {
String[] sArray = new String[8];
long time = System.currentTimeMillis();
try {
FileInputStream fstream = new FileInputStream("system.in");
DataInputStream in = new DataInputStream(fstream);
BufferedReader br = new BufferedReader(new InputStreamReader(in));
int i = 0;
while ((sArray[i] = br.readLine()) != null) {
sArray[i] = sArray[i].split("=")[1].trim();
System.out.println(sArray[i]);
i++;
}
in.close();
} catch (Exception e) {
}
System.out.println("-------- Oracle JDBC Connection Testing ------");
try {
Class.forName("oracle.jdbc.driver.OracleDriver");
} catch (ClassNotFoundException e) {
System.out.println("Where is your Oracle JDBC Driver?");
e.printStackTrace();
return;
}
System.out.println("Oracle JDBC Driver Registered!");
Connection connection = null;
try {
connection =
DriverManager.getConnection(
"jdbc:oracle:thin:@//oracle1.cise.ufl.edu:1521/orcl", sArray[0], sArray[1]);
} catch (SQLException e) {
System.out.println("Connection Failed! Check output console");
e.printStackTrace();
return;
}
ResultSet rset = null;
if (connection != null) {
System.out.println(" -|||- ");
Process p =
Runtime.getRuntime()
.exec("sqlplus " + sArray[0] + "@orcl/" + sArray[1] + " @adwords.sql");
p.waitFor();
// CallableStatement cstmt;
System.out.println(" ||| ");
System.out.println(
"Time taken in Milliseconds (establishing connection): "
+ (System.currentTimeMillis() - time));
time = System.currentTimeMillis();
Process proc3 =
Runtime.getRuntime()
.exec(
"sqlldr "
+ sArray[0]
+ "/"
+ sArray[1]
+ "@orcl DATA=Keywords.dat CONTROL=Keywords.ctl LOG=Keywords.log");
proc3.waitFor();
Process proc1 =
Runtime.getRuntime()
.exec(
"sqlldr "
+ sArray[0]
+ "/"
+ sArray[1]
+ "@orcl DATA=Advertisers.dat CONTROL=Advertisers.ctl LOG=Advertiser.log");
proc1.waitFor();
Process proc2 =
Runtime.getRuntime()
.exec(
"sqlldr "
+ sArray[0]
+ "/"
+ sArray[1]
+ "@orcl DATA=Queries.dat CONTROL=Queries.ctl LOG=Queries.log");
proc2.waitFor();
System.out.println(" ||| ");
System.out.println(
"Time taken in Milliseconds (loading dat): " + (System.currentTimeMillis() - time));
time = System.currentTimeMillis();
CallableStatement callableStatement = null;
String storeProc = "{call sq(?,?,?,?,?,?)}";
try {
callableStatement = connection.prepareCall(storeProc);
callableStatement.setInt(1, Integer.parseInt(sArray[2]));
callableStatement.setInt(2, Integer.parseInt(sArray[3]));
callableStatement.setInt(3, Integer.parseInt(sArray[4]));
callableStatement.setInt(4, Integer.parseInt(sArray[5]));
callableStatement.setInt(5, Integer.parseInt(sArray[6]));
callableStatement.setInt(6, Integer.parseInt(sArray[7]));
callableStatement.executeUpdate();
} catch (SQLException e) {
System.out.println(e.getMessage());
}
/*callableStatement = connection.prepareCall("{call sq( " +
Integer.parseInt(sArray[2]) + ", " +
Integer.parseInt(sArray[3]) + ", " +
Integer.parseInt(sArray[4]) + ", " +
Integer.parseInt(sArray[5]) + ", " +
Integer.parseInt(sArray[6]) + ", " +
Integer.parseInt(sArray[7]) + " ) }");*/
System.out.println(" ||| ");
System.out.println(
"Time taken in Milliseconds (sql procedure): " + (System.currentTimeMillis() - time));
time = System.currentTimeMillis();
FileWriter fw = null;
File file = null;
PrintWriter pw = null;
Statement resStmt = null;
ResultSet resRs = null;
int qid = 0;
int rank;
for (int i = 0; i < 6; i++) {
file = new File("system.out." + (i + 1));
try {
if (!file.exists()) file.createNewFile();
else file.delete();
fw = new FileWriter(file.getPath(), true);
} catch (Exception e) {
System.out.println(e.getMessage());
}
pw = new PrintWriter(fw);
resStmt = connection.createStatement();
resRs =
resStmt.executeQuery(
"SELECT * FROM OUTPUT" + (i + 1) + " order by qid asc, adrank asc");
while (resRs.next()) {
qid = resRs.getInt("QID");
rank = (int) resRs.getFloat("ADRANK");
int advertiserId = resRs.getInt("ADVERTISERID");
float balance = resRs.getFloat("BALANCE");
float budget = resRs.getFloat("BUDGET");
StringBuffer resStr = new StringBuffer();
resStr.append(qid + "," + rank + "," + advertiserId + "," + balance + "," + budget);
// System.out.println(resStr.toString());
pw.println(resStr.toString());
}
pw.close();
}
} else {
System.out.println("Failed to make connection!");
}
System.out.println(
"Time taken in Milliseconds (file write): " + (System.currentTimeMillis() - time));
}