/**
* DataCleaner (community edition)
* Copyright (C) 2014 Neopost - Customer Information Management
*
* 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.datacleaner.windows;
import java.awt.BorderLayout;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.util.LinkedHashMap;
import java.util.Map;
import javax.inject.Provider;
import javax.swing.JButton;
import javax.swing.JComponent;
import javax.swing.JList;
import javax.swing.JScrollPane;
import javax.swing.ListSelectionModel;
import javax.swing.ScrollPaneConstants;
import org.datacleaner.bootstrap.WindowContext;
import org.datacleaner.configuration.ServerInformationCatalog;
import org.datacleaner.panels.DCPanel;
import org.datacleaner.util.HadoopResource;
import org.datacleaner.util.IconUtils;
import org.datacleaner.util.ImageManager;
import org.datacleaner.util.WidgetFactory;
import org.datacleaner.util.WidgetUtils;
import org.datacleaner.widgets.DCLabel;
import org.jfree.ui.tabbedui.VerticalLayout;
public class SelectHadoopClusterDialog extends AbstractDialog {
private static final long serialVersionUID = 1L;
private final JList<String> _serverList;
private final JButton _okButton;
private final JButton _optionsButton;
private final Map<String, String> _mappedServers;
private final Provider<OptionsDialog> _optionsDialogProvider;
private String _selectedConfiguration;
public SelectHadoopClusterDialog(final WindowContext windowContext,
final ServerInformationCatalog serverInformationCatalog,
final Provider<OptionsDialog> optionsDialogProvider) {
super(windowContext, ImageManager.get().getImage(IconUtils.FILE_HDFS));
_optionsDialogProvider = optionsDialogProvider;
//It needs to be modal. Otherwise there will be null for selected Configuration
setModal(true);
// It's important to keep the order of the elements.
_mappedServers = new LinkedHashMap<>();
final String[] serverNames = getMappedServers(serverInformationCatalog, _mappedServers);
_selectedConfiguration = null;
_serverList = new JList<>(serverNames);
_serverList.setSelectionMode(ListSelectionModel.SINGLE_INTERVAL_SELECTION);
_serverList.setLayoutOrientation(JList.VERTICAL);
_serverList.setSelectedIndex(serverNames.length - 1);
_serverList.setBorder(WidgetUtils.BORDER_WIDE_WELL);
_okButton = WidgetFactory.createPrimaryButton("OK", IconUtils.ACTION_FORWARD);
_okButton.addActionListener(e -> {
final String selectedValue = _serverList.getSelectedValue();
_selectedConfiguration = _mappedServers.get(selectedValue);
dispose();
});
_optionsButton = WidgetFactory.createDefaultButton("Options", IconUtils.MENU_OPTIONS);
_optionsButton.addActionListener(e -> {
SelectHadoopClusterDialog.this.close();
final OptionsDialog optionsDialog = _optionsDialogProvider.get();
optionsDialog.selectHadoopClustersTab();
optionsDialog.open();
});
}
/**
* We avoid having HadoopResource.DEFAULT_CLUSTERREFERENCE(
* "org.datacleaner.hadoop.environment") as a server name. We write
* "default" instead.
*/
private String[] getMappedServers(final ServerInformationCatalog serverInformationCatalog,
final Map<String, String> mappedServers) {
if (serverInformationCatalog.containsServer(HadoopResource.DEFAULT_CLUSTERREFERENCE)) {
mappedServers.put("(default)", HadoopResource.DEFAULT_CLUSTERREFERENCE);
}
final String[] serverNames = serverInformationCatalog.getServerNames();
for (int i = 0; i < serverNames.length; i++) {
final String serverName = serverNames[i];
if (!serverName.equals(HadoopResource.DEFAULT_CLUSTERREFERENCE)) {
mappedServers.put(serverName, serverName);
}
}
return mappedServers.keySet().toArray(new String[serverNames.length]);
}
public String getSelectedConfiguration() {
return _selectedConfiguration;
}
@Override
public String getWindowTitle() {
return "Select Hadoop cluster";
}
@Override
protected String getBannerTitle() {
return getWindowTitle();
}
@Override
protected int getDialogWidth() {
return 500;
}
@Override
protected JComponent getDialogContent() {
final DCPanel contentPanel = new DCPanel();
contentPanel.setLayout(new GridBagLayout());
final DCPanel listPanel = new DCPanel();
listPanel.setBackground(WidgetUtils.COLOR_WELL_BACKGROUND);
listPanel.setLayout(new VerticalLayout());
listPanel.add(_serverList);
final DCLabel label = DCLabel.dark("Please select the Hadoop cluster to connect to:");
label.setFont(WidgetUtils.FONT_HEADER2);
WidgetUtils.addToGridBag(label, contentPanel, 0, 0, 1.0, 0.0);
WidgetUtils.addToGridBag(listPanel, contentPanel, 0, 1, 1, 2, GridBagConstraints.NORTH, 10, 1.0, 1.0);
WidgetUtils.addToGridBag(_optionsButton, contentPanel, 1, 1, GridBagConstraints.SOUTH);
WidgetUtils.addToGridBag(_okButton, contentPanel, 1, 2, GridBagConstraints.NORTH);
final JScrollPane scrolleable = WidgetUtils.scrolleable(contentPanel);
scrolleable.setVerticalScrollBarPolicy(ScrollPaneConstants.VERTICAL_SCROLLBAR_AS_NEEDED);
final DCPanel outerPanel = new DCPanel(WidgetUtils.COLOR_DEFAULT_BACKGROUND);
outerPanel.setLayout(new BorderLayout());
outerPanel.add(scrolleable, BorderLayout.CENTER);
outerPanel.setPreferredSize(getDialogWidth(), 300);
return outerPanel;
}
@Override
protected boolean isWindowResizable() {
return true;
}
}