/**
* eobjects.org DataCleaner
* Copyright (C) 2010 eobjects.org
*
* This copyrighted material is made available to anyone wishing to use, modify,
* copy, or redistribute it subject to the terms and conditions of the GNU
* Lesser General Public License, as published by the Free Software Foundation.
*
* This program 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 distribution; if not, write to:
* Free Software Foundation, Inc.
* 51 Franklin Street, Fifth Floor
* Boston, MA 02110-1301 USA
*/
package org.eobjects.datacleaner.actions;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import org.eobjects.analyzer.connection.DataContextProvider;
import org.eobjects.analyzer.data.InputColumn;
import org.eobjects.datacleaner.bootstrap.WindowContext;
import org.eobjects.datacleaner.windows.DataSetWindow;
import org.eobjects.metamodel.DataContext;
import org.eobjects.metamodel.query.Query;
import org.eobjects.metamodel.schema.Column;
import org.eobjects.metamodel.schema.Table;
public class PreviewSourceDataActionListener implements ActionListener {
private static final int PAGE_SIZE = 35;
private final DataContextProvider _dataContextProvider;
private final Column[] _columns;
private final Collection<? extends InputColumn<?>> _inputColumns;
private final WindowContext _windowContext;
public PreviewSourceDataActionListener(WindowContext windowContext, DataContextProvider dataContextProvider,
Column... columns) {
_windowContext = windowContext;
_dataContextProvider = dataContextProvider;
_columns = columns;
_inputColumns = null;
}
public PreviewSourceDataActionListener(WindowContext windowContext, DataContextProvider dataContextProvider, Table table) {
this(windowContext, dataContextProvider, table.getColumns());
}
public PreviewSourceDataActionListener(WindowContext windowContext, DataContextProvider dataContextProvider,
Collection<? extends InputColumn<?>> inputColumns) {
_windowContext = windowContext;
_dataContextProvider = dataContextProvider;
_inputColumns = inputColumns;
_columns = null;
}
@Override
public void actionPerformed(ActionEvent e) {
Column[] columns = _columns;
if (columns == null) {
List<Column> cols = new ArrayList<Column>();
for (InputColumn<?> col : _inputColumns) {
if (col.isPhysicalColumn()) {
cols.add(col.getPhysicalColumn());
}
}
columns = cols.toArray(new Column[cols.size()]);
}
DataContext dc = _dataContextProvider.getDataContext();
Query q = dc.query().from(columns[0].getTable()).select(columns).toQuery();
DataSetWindow window = new DataSetWindow(q, dc, PAGE_SIZE, _windowContext);
window.setVisible(true);
}
}