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package com.sun.enterprise.cli.commands;
import java.sql.*;
import java.io.File;
import com.sun.enterprise.util.io.FileUtils;
import com.sun.enterprise.util.i18n.StringManager;
import com.sun.enterprise.cli.framework.CLILogger;
/**
* This class will created a dummy database called testconnectivity.
* and handshake with the database to get the Client Driver info.
* @author <a href="mailto:jane.young@sun.com">Jane Young</a>
* @version $Revision: 1.2 $
*/
public class DatabaseReporter {
private static final StringManager lsm = StringManager.getManager(DatabaseReporter.class);
private static final CLILogger logger = CLILogger.getInstance();
private static final String DERBY_CLIENT_DRIVER_CLASS_NAME = "org.apache.derby.jdbc.ClientDriver";
private static final String URL = "jdbc:derby://localhost:";
private static final String DB_NAME = "/testconnectivity;create=true";
private static final String USER = "APP";
private static final String PASS = "APP";
private static final String DB_PORT = "1527";
private static final String DB_HOME = System.getProperty("user.dir");
final private String dcn, url, user, password, dbhome, dbport;
final private Connection conn;
//constructor
public DatabaseReporter( final String dbhome, final String dbport, final String dcn,
final String url, final String user, final String password) throws Exception {
this.dcn = dcn;
this.user = user;
this.password = password;
this.dbhome = dbhome;
this.dbport = dbport;
this.url = url+dbport+DB_NAME;
Class.forName(dcn);
conn = DriverManager.getConnection(this.url, this.user, this.password);
}
/**
* display the database info.
*/
private void display() throws Exception
{
logger.printMessage(getDatabaseInfoMsg());
logger.printMessage(getDatabaseDriverNameMsg());
logger.printMessage(getDatabaseDriverVersionMsg());
logger.printMessage(getJDBCSpecificationMsg());
}
/**
* get database info msg.
*/
private String getDatabaseInfoMsg()
{
return (lsm.getString("database.info.msg"));
}
/**
* get database driver name.
*/
private String getDatabaseDriverNameMsg() throws SQLException
{
final String sDriverName = conn.getMetaData().getDriverName();
return ( lsm.getString("database.driver.name.msg", sDriverName));
}
/**
* get database driver version.
*/
private String getDatabaseDriverVersionMsg() throws SQLException
{
final String sDriverVersion = conn.getMetaData().getDriverVersion();
return ( lsm.getString("database.driver.version.msg", sDriverVersion));
}
/**
* get jdbc major and minor version.
*/
private String getJDBCSpecificationMsg() throws SQLException
{
final int iJDBCMajorVersion = conn.getMetaData().getJDBCMajorVersion();
final int iJDBCMinorVersion = conn.getMetaData().getJDBCMinorVersion();
final String sJDBCSpec = iJDBCMajorVersion + "." + iJDBCMinorVersion;
return ( lsm.getString("jdbc.version.msg", sJDBCSpec));
}
/**
* remove database file
*/
private void removeDatabaseFile()
{
File f = new File(dbhome, "testconnectivity");
FileUtils.whack(f);
}
public static void main(final String[] args) throws Exception {
DatabaseReporter dmt = null;
if (args == null || (args.length < 6 && args.length>2) ) {
dmt = new DatabaseReporter(DB_HOME, DB_PORT, DERBY_CLIENT_DRIVER_CLASS_NAME, URL, USER, PASS);
}
else if (args.length == 2) {
dmt = new DatabaseReporter(args[0], args[1], DERBY_CLIENT_DRIVER_CLASS_NAME, URL, USER, PASS);
}
else {
dmt = new DatabaseReporter(args[0], args[1], args[2], args[3], args[4], args[5]);
}
try {
dmt.display();
dmt.removeDatabaseFile();
}
catch (Exception e) {
logger.printMessage(lsm.getString("UnableToConnectToDatabase"));
System.exit(1);
}
}
}
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