package net.sourceforge.squirrel_sql.client.session.mainpanel.objecttree.tabs.table;
/*
* Copyright (C) 2001-2003 Colin Bell
* colbell@users.sourceforge.net
*
* 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
*/
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import net.sourceforge.squirrel_sql.fw.datasetviewer.DataSetException;
import net.sourceforge.squirrel_sql.fw.datasetviewer.IDataSet;
import net.sourceforge.squirrel_sql.fw.datasetviewer.ResultSetDataSet;
import net.sourceforge.squirrel_sql.fw.sql.ISQLConnection;
import net.sourceforge.squirrel_sql.fw.util.StringManager;
import net.sourceforge.squirrel_sql.fw.util.StringManagerFactory;
/**
* This tab shows the number of rows in the table.
*
* @author <A HREF="mailto:colbell@users.sourceforge.net">Colin Bell</A>
*/
public class RowCountTab extends BaseTableTab
{
/** Internationalized strings for this class. */
private static final StringManager s_stringMgr =
StringManagerFactory.getStringManager(RowCountTab.class);
/**
* Return the title for the tab.
*
* @return The title for the tab.
*/
public String getTitle()
{
//i18n[RowCountTab.title=Row Count]
return s_stringMgr.getString("RowCountTab.title");
}
/**
* Return the hint for the tab.
*
* @return The hint for the tab.
*/
public String getHint()
{
//i18n[RowCountTab.hint=Number of rows in the selected table]
return s_stringMgr.getString("RowCountTab.hint");
}
/**
* Create the <TT>IDataSet</TT> to be displayed in this tab.
*/
protected IDataSet createDataSet() throws DataSetException
{
final ISQLConnection conn = getSession().getSQLConnection();
try
{
final Statement stmt = conn.createStatement();
try
{
final ResultSet rs = stmt.executeQuery("select count(*) from "
+ getTableInfo().getQualifiedName());
try
{
final ResultSetDataSet rsds = new ResultSetDataSet();
rsds.setResultSet(rs, getDialectType());
return rsds;
}
finally
{
rs.close();
}
}
finally
{
stmt.close();
}
}
catch (SQLException ex)
{
throw new DataSetException(ex);
}
}
}