net.sf.mpxj.common.ConnectionHelper Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of mpxj Show documentation

Library that provides facilities to allow project information to be manipulated in Java and .Net. Supports a range of data formats: Microsoft Project Exchange (MPX), Microsoft Project (MPP,MPT), Microsoft Project Data Interchange (MSPDI XML), Microsoft Project Database (MPD), Planner (XML), Primavera (PM XML, XER, and database), Asta Powerproject (PP, MDB), Asta Easyplan (PP), Phoenix Project Manager (PPX), FastTrack Schedule (FTS), and the Standard Data Exchange Format (SDEF).

There is a newer version: 13.6.0

Show newest version

/*
 * file:       ConnectionHelper.java
 * author:     Jon Iles
 * date:       16/06/2023
 */

/*
 * This library is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as published by the
 * Free Software Foundation; either version 2.1 of the License, or (at your
 * option) any later version.
 *
 * This library is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
 * License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this library; if not, write to the Free Software Foundation, Inc.,
 * 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
 */

package net.sf.mpxj.common;

import java.sql.Connection;
import java.sql.DatabaseMetaData;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.HashSet;
import java.util.Set;

/**
 * Common code for working with database connections.
 */
public final class ConnectionHelper
{
   /**
    * Retrieve the set of table names available via the supplied database connection.
    *
    * @param connection database connection
    * @return set of table names
    */
   public static Set getTableNames(Connection connection) throws SQLException
   {
      Set tables = new HashSet<>();
      DatabaseMetaData dmd = connection.getMetaData();
      try (ResultSet rs = dmd.getTables(null, null, null, null))
      {
         while (rs.next())
         {
            tables.add(rs.getString("TABLE_NAME").toUpperCase());
         }
      }
      return tables;
   }
}