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shrine-medco/install/i2b2-1.7/tsql.java
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tsql.java
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// Import the SQL Server JDBC Driver classes
import java.sql.*;
import java.io.File;
import java.io.FileReader;
public class tsql
{
//http://blogs.msdn.com/b/brian_swan/archive/2011/03/02/getting-started-with-the-sql-server-jdbc-driver.aspx
public static void main(String[] arg)
{
String SQL = "";
String fileName = "";
String printSQL = "no";
try
{
if(arg.length < 5)
throw new Exception("missing values");
fileName = arg[0];
String serverAddress = arg[1];
String user = arg[2];
String password = arg[3];
String database = arg[4];
if(arg.length > 5)
printSQL = arg[5];
SQL = fileContentsToString(fileName);
// Load the SQLServerDriver class, build the
// connection string, and get a connection
Class.forName("com.microsoft.sqlserver.jdbc.SQLServerDriver");
String connectionUrl = "jdbc:sqlserver://" + serverAddress + ";" +
"database=" + database + ";" +
"user=" + user + ";" +
"password=" + password + ";";
Connection con = DriverManager.getConnection(connectionUrl);
//System.out.println("Connected.");
// Create and execute an SQL statement that returns some data.
//String
//SQL = "SELECT TOP 10 C_FULLNAME, C_NAME FROM I2B2";
Statement stmt = con.createStatement();
System.out.println("Executing " + fileName + " ...");
stmt.execute(SQL);
System.out.println(" " + fileName + " completed.");
//ResultSet rs = stmt.executeQuery(SQL);
// Iterate through the data in the result set and display it.
//while (rs.next())
//{
// System.out.println(rs.getString(1) + " " + rs.getString(2));
//}
}
catch(SQLException e)
{
System.out.println("SQL: " + e.getMessage());
if(printSQL != "no")
System.out.println("Query: " + SQL);
System.out.println(fileName + " exited with Errors.");
System.exit(0);
}
catch(Exception e)
{
System.out.println(e.getMessage());
e.printStackTrace();
System.out.println(fileName + " exited with Errors.");
System.exit(0);
}
}
/**
* Read the contents of a file and place them in
* a string object.
*
* @param file path to file.
* @return String contents of the file.
*/
public static String fileContentsToString(String file)
{
String contents = "";
File f = null;
try
{
f = new File(file);
if (f.exists())
{
FileReader fr = null;
try
{
fr = new FileReader(f);
char[] template = new char[(int) f.length()];
fr.read(template);
contents = new String(template);
}
catch (Exception e)
{
e.printStackTrace();
}
finally
{
if (fr != null)
{
fr.close();
}
}
}
else
throw new Exception("File not found: " + file);
}
catch (Exception e)
{
e.printStackTrace();
}
return contents;
}
}
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