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package wrappers;
import java.io.BufferedReader;
import java.io.Console;
import java.io.IOException;
import java.io.InputStreamReader;
import java.sql.Date;
import java.sql.Time;
import java.sql.Timestamp;
public class Client {
static boolean DEBUG = true;
static final Console c = System.console();
static JdbcInterface jdi = null;
public static void main(String[] args) {
int rc, n, ncol, i = 0, fsize = 0;
boolean scrollable = false;
String s;
String[] parms = new String[4];
if (args.length > 0)
try {
i = Integer.parseInt(args[i]);
} catch (NumberFormatException e) {
i = 0;
} // end try/catch
switch (i) {
case 1:
jdi = new ApacheInterface(DEBUG);
break;
case 2:
jdi = new MysqlInterface(DEBUG);
break;
case 3:
jdi = new MariadbInterface(DEBUG);
break;
case 4:
jdi = new OracleInterface(DEBUG);
break;
case 5:
jdi = new PostgresqlInterface(DEBUG);
break;
default:
jdi = new JdbcInterface(DEBUG);
} // endswitch i
parms[0] = getLine("Driver: ", false);
parms[1] = getLine("URL: ", false);
parms[2] = getLine("User: ", false);
parms[3] = getLine("Password: ", true);
s = getLine("Fsize: ", false);
fsize = (s != null) ? Integer.parseInt(s) : 0;
s = getLine("Scrollable: ", false);
scrollable = (s != null) ? s.toLowerCase().charAt(0) != 'n' : false;
rc = jdi.JdbcConnect(parms, fsize, scrollable);
if (rc == 0) {
String query;
System.out.println("Successfully connected to " + parms[1]);
s = jdi.GetQuoteString();
System.out.println("Qstr = '" + s + "'");
while ((query = getLine("Query: ", false)) != null) {
n = jdi.Execute(query);
System.out.println("Returned n = " + n);
if ((ncol = jdi.GetResult()) > 0)
PrintResult(ncol);
else
System.out.println("Affected rows = " + n);
} // endwhile
rc = jdi.JdbcDisconnect();
System.out.println("Disconnect returned " + rc);
} else
System.out.println(jdi.GetErrmsg() + " rc=" + rc);
} // end of main
private static void PrintResult(int ncol) {
// Get result set meta data
int i;
Date date = new Date(0);
Time time = new Time(0);
Timestamp tsp = new Timestamp(0);
String columnName;
Object job;
// Get the column names; column indices start from 1
for (i = 1; i <= ncol; i++) {
columnName = jdi.ColumnName(i);
if (columnName == null)
return;
// Get the name of the column's table name
//String tableName = rsmd.getTableName(i);
if (i > 1)
System.out.print("\t");
System.out.print(columnName);
} // endfor i
System.out.println();
// Loop through the result set
while (jdi.ReadNext() > 0) {
for (i = 1; i <= ncol; i++) {
if (i > 1)
System.out.print("\t");
if (DEBUG)
System.out.print("(" + jdi.ColumnType(i, null) + ")");
switch (jdi.ColumnType(i, null)) {
case java.sql.Types.VARCHAR:
case java.sql.Types.LONGVARCHAR:
case java.sql.Types.CHAR:
case 1111:
System.out.print(jdi.StringField(i, null));
break;
case java.sql.Types.INTEGER:
System.out.print(jdi.IntField(i, null));
break;
case java.sql.Types.BIGINT:
System.out.print(jdi.BigintField(i, null));
break;
case java.sql.Types.TIME:
time.setTime((long)jdi.TimeField(i, null) * 1000);
System.out.print(time);
break;
case java.sql.Types.DATE:
date.setTime((long)jdi.DateField(i, null) * 1000);
System.out.print(date);
break;
case java.sql.Types.TIMESTAMP:
tsp.setTime((long)jdi.TimestampField(i, null) * 1000);
System.out.print(tsp);
break;
case java.sql.Types.SMALLINT:
System.out.print(jdi.IntField(i, null));
break;
case java.sql.Types.DOUBLE:
case java.sql.Types.REAL:
case java.sql.Types.FLOAT:
case java.sql.Types.DECIMAL:
System.out.print(jdi.DoubleField(i, null));
break;
case java.sql.Types.BOOLEAN:
System.out.print(jdi.BooleanField(i, null));
default:
job = jdi.ObjectField(i, null);
System.out.print(job.toString());
break;
} // endswitch Type
} // endfor i
System.out.println();
} // end while rs
} // end of PrintResult
// ==================================================================
private static String getLine(String p, boolean b) {
String response;
if (c != null) {
// Standard console mode
if (b) {
response = new String(c.readPassword(p));
} else
response = c.readLine(p);
} else {
// For instance when testing from Eclipse
BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
System.out.print(p);
try {
// Cannot suppress echo for password entry
response = in.readLine();
} catch (IOException e) {
response = "";
} // end of try/catch
} // endif c
return (response.isEmpty()) ? null : response;
} // end of getLine
} // end of class Client
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