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org.datacleaner.windows.JdbcDatastoreDialog Maven / Gradle / Ivy
/**
* DataCleaner (community edition)
* Copyright (C) 2014 Free Software Foundation, Inc.
*
* 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.Component;
import java.sql.Connection;
import java.util.ArrayList;
import java.util.List;
import javax.inject.Inject;
import javax.inject.Provider;
import javax.sql.DataSource;
import javax.swing.Icon;
import javax.swing.JButton;
import javax.swing.JComponent;
import javax.swing.JLabel;
import javax.swing.JList;
import javax.swing.JOptionPane;
import javax.swing.JSeparator;
import javax.swing.event.DocumentEvent;
import org.apache.metamodel.util.FileHelper;
import org.datacleaner.bootstrap.WindowContext;
import org.datacleaner.connection.JdbcDatastore;
import org.datacleaner.database.DatabaseDescriptorImpl;
import org.datacleaner.database.DatabaseDriverCatalog;
import org.datacleaner.database.DatabaseDriverDescriptor;
import org.datacleaner.guice.Nullable;
import org.datacleaner.panels.DCPanel;
import org.datacleaner.user.MutableDatastoreCatalog;
import org.datacleaner.user.UserPreferences;
import org.datacleaner.util.DCDocumentListener;
import org.datacleaner.util.IconUtils;
import org.datacleaner.util.ImageManager;
import org.datacleaner.util.StringUtils;
import org.datacleaner.util.WidgetFactory;
import org.datacleaner.util.WidgetUtils;
import org.datacleaner.widgets.DCCheckBox;
import org.datacleaner.widgets.DCComboBox;
import org.datacleaner.widgets.DCLabel;
import org.datacleaner.widgets.DCListCellRenderer;
import org.datacleaner.widgets.DescriptionLabel;
import org.datacleaner.widgets.database.CubridDatabaseConnectionPresenter;
import org.datacleaner.widgets.database.DatabaseConnectionPresenter;
import org.datacleaner.widgets.database.DefaultDatabaseConnectionPresenter;
import org.datacleaner.widgets.database.H2DatabaseConnectionPresenter;
import org.datacleaner.widgets.database.HiveDatabaseConnectionPresenter;
import org.datacleaner.widgets.database.MysqlDatabaseConnectionPresenter;
import org.datacleaner.widgets.database.OracleDatabaseConnectionPresenter;
import org.datacleaner.widgets.database.PostgresqlDatabaseConnectionPresenter;
import org.datacleaner.widgets.database.SQLServerDatabaseConnectionPresenter;
import org.datacleaner.widgets.tabs.CloseableTabbedPane;
import org.jdesktop.swingx.JXTextField;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class JdbcDatastoreDialog extends AbstractDatastoreDialog {
public static final int TEXT_FIELD_WIDTH = 30;
private static final long serialVersionUID = 1L;
private static final Logger logger = LoggerFactory.getLogger(JdbcDatastoreDialog.class);
/**
* Number of connections to try to create (in case of non-multiple
* connections, this is just the number of handles to the same connection).
*/
private static final int TEST_CONNECTION_COUNT = 4;
private static final String MANAGE_DATABASE_DRIVERS = "Manage database drivers...";
private static final ImageManager imageManager = ImageManager.get();
private final DatabaseDriverCatalog _databaseDriverCatalog;
private final JXTextField _driverClassNameTextField;
private final DCCheckBox _multipleConnectionsCheckBox;
private final DCComboBox _databaseDriverComboBox;
private final Provider _optionsDialogProvider;
private final CloseableTabbedPane _tabbedPane;
private final DatabaseConnectionPresenter[] _connectionPresenters;
@Inject
protected JdbcDatastoreDialog(@Nullable final JdbcDatastore originalDatastore,
final MutableDatastoreCatalog catalog, final WindowContext windowContext,
final Provider optionsDialogProvider, final DatabaseDriverCatalog databaseDriverCatalog,
final UserPreferences userPreferences) {
super(originalDatastore, catalog, windowContext, userPreferences);
setSaveButtonEnabled(false);
_optionsDialogProvider = optionsDialogProvider;
_databaseDriverCatalog = databaseDriverCatalog;
// there will always be 2 connection presenters, but the second is
// optional
_connectionPresenters = new DatabaseConnectionPresenter[2];
_connectionPresenters[0] = new DefaultDatabaseConnectionPresenter();
_tabbedPane = new CloseableTabbedPane(true);
_tabbedPane.addTab("Generic connection parameters",
imageManager.getImageIcon(IconUtils.GENERIC_DATASTORE_IMAGEPATH, IconUtils.ICON_SIZE_MEDIUM),
_connectionPresenters[0].getWidget());
_tabbedPane.setUnclosableTab(0);
_multipleConnectionsCheckBox = new DCCheckBox<>("Allow multiple concurrent connections", true);
_multipleConnectionsCheckBox.setToolTipText(
"Indicates whether multiple connections (aka. connection pooling) may be created or not. "
+ "Connection pooling is preferred for performance reasons, but can safely be disabled if not desired. "
+ "The max number of connections cannot be configured, "
+ "but no more connections than the number of threads in the task runner should be expected.");
_multipleConnectionsCheckBox.setOpaque(false);
_multipleConnectionsCheckBox.setForeground(WidgetUtils.BG_COLOR_BRIGHTEST);
_driverClassNameTextField = WidgetFactory.createTextField("Driver class name", TEXT_FIELD_WIDTH);
final List databaseDrivers =
_databaseDriverCatalog.getInstalledWorkingDatabaseDrivers();
final Object[] comboBoxModel = new Object[databaseDrivers.size() + 3];
comboBoxModel[0] = "";
for (int i = 0; i < databaseDrivers.size(); i++) {
comboBoxModel[i + 1] = databaseDrivers.get(i);
}
comboBoxModel[comboBoxModel.length - 2] = new JSeparator(JSeparator.HORIZONTAL);
comboBoxModel[comboBoxModel.length - 1] = MANAGE_DATABASE_DRIVERS;
_databaseDriverComboBox = new DCComboBox<>(comboBoxModel);
_databaseDriverComboBox.setRenderer(new DCListCellRenderer() {
private static final long serialVersionUID = 1L;
@Override
public Component getListCellRendererComponent(final JList list, Object value, final int index,
final boolean isSelected, final boolean cellHasFocus) {
if ("".equals(value)) {
value = "- select -";
}
final JLabel result =
(JLabel) super.getListCellRendererComponent(list, value, index, isSelected, cellHasFocus);
if (value instanceof DatabaseDriverDescriptor) {
final DatabaseDriverDescriptor databaseDriver = (DatabaseDriverDescriptor) value;
final String iconImagePath = DatabaseDriverCatalog.getIconImagePath(databaseDriver);
final Icon driverIcon = imageManager.getImageIcon(iconImagePath, IconUtils.ICON_SIZE_SMALL);
result.setText(databaseDriver.getDisplayName());
result.setIcon(driverIcon);
} else if (MANAGE_DATABASE_DRIVERS.equals(value)) {
result.setIcon(imageManager.getImageIcon(IconUtils.MENU_OPTIONS, IconUtils.ICON_SIZE_SMALL));
} else if (value instanceof Component) {
return (Component) value;
}
return result;
}
});
_databaseDriverComboBox.addListener(value -> {
if ("".equals(value)) {
setSelectedDatabase((DatabaseDriverDescriptor) null);
_driverClassNameTextField.setText("");
_driverClassNameTextField.setEnabled(true);
} else if (value instanceof DatabaseDriverDescriptor) {
final DatabaseDriverDescriptor driver = (DatabaseDriverDescriptor) value;
setSelectedDatabase(driver);
_driverClassNameTextField.setText(driver.getDriverClassName());
_driverClassNameTextField.setEnabled(false);
} else if (MANAGE_DATABASE_DRIVERS.equals(value)) {
final OptionsDialog optionsDialog = _optionsDialogProvider.get();
optionsDialog.selectDatabaseDriversTab();
JdbcDatastoreDialog.this.dispose();
optionsDialog.setVisible(true);
optionsDialog.toFront();
}
});
if (originalDatastore == null) {
// remove connection url templates
setSelectedDatabase((DatabaseDriverDescriptor) null);
} else {
_multipleConnectionsCheckBox.setSelected(originalDatastore.isMultipleConnections());
// the database driver has to be set as the first thing, because the
// combobox's action listener will set other field's values as well.
final DatabaseDriverDescriptor databaseDriver =
DatabaseDriverCatalog.getDatabaseDriverByDriverClassName(originalDatastore.getDriverClass());
_databaseDriverComboBox.setSelectedItem(databaseDriver);
_datastoreNameTextField.setText(originalDatastore.getName());
_datastoreNameTextField.setEnabled(false);
_connectionPresenters[0].initialize(originalDatastore);
_driverClassNameTextField.setText(originalDatastore.getDriverClass());
}
_databaseDriverComboBox.addListener(item -> validateAndUpdate());
_driverClassNameTextField.getDocument().addDocumentListener(new DCDocumentListener() {
@Override
protected void onChange(final DocumentEvent event) {
validateAndUpdate();
}
});
}
protected boolean validateForm() {
final String datastoreName = _datastoreNameTextField.getText();
if (StringUtils.isNullOrEmpty(datastoreName)) {
setStatusError("Please enter a datastore name");
return false;
}
final DatabaseDriverDescriptor databaseDriverDescriptor =
(DatabaseDescriptorImpl) _databaseDriverComboBox.getSelectedItem();
if (databaseDriverDescriptor == null) {
final String databaseDriverClass = _driverClassNameTextField.getText();
if (StringUtils.isNullOrEmpty(databaseDriverClass)) {
setStatusError("Please specify database driver class or choose one from the list");
return false;
}
}
setStatusValid();
return true;
}
public void setSelectedDatabase(final String databaseName) {
final DatabaseDriverDescriptor databaseDriverDescriptor =
DatabaseDriverCatalog.getDatabaseDriverByDriverDatabaseName(databaseName);
setSelectedDatabase(databaseDriverDescriptor);
}
public void setSelectedDatabase(final DatabaseDriverDescriptor databaseDriverDescriptor) {
_databaseDriverComboBox.setSelectedItem(databaseDriverDescriptor);
if (_tabbedPane.getTabCount() > 1) {
_tabbedPane.removeTabAt(1);
}
// register the presenter
final DatabaseConnectionPresenter customPresenter = createDatabaseConnectionPresenter(databaseDriverDescriptor);
_connectionPresenters[1] = customPresenter;
if (customPresenter != null) {
boolean accepted = true;
// init if original datastore is available
if (getOriginalDatastore() != null) {
accepted = customPresenter.initialize(getOriginalDatastore());
}
if (accepted) {
_tabbedPane.setUnclosableTab(1);
_tabbedPane.addTab(databaseDriverDescriptor.getDisplayName() + " connection", imageManager
.getImageIcon(databaseDriverDescriptor.getIconImagePath(), IconUtils.ICON_SIZE_MEDIUM,
customPresenter.getClass().getClassLoader()), customPresenter.getWidget());
_tabbedPane.setSelectedIndex(1);
} else {
// unregister the presenter
_connectionPresenters[1] = null;
}
}
for (final DatabaseConnectionPresenter connectionPresenter : _connectionPresenters) {
if (connectionPresenter != null) {
connectionPresenter.setSelectedDatabaseDriver(databaseDriverDescriptor);
}
}
}
public DatabaseConnectionPresenter createDatabaseConnectionPresenter(
final DatabaseDriverDescriptor databaseDriverDescriptor) {
if (databaseDriverDescriptor == null) {
return null;
}
final String databaseName = databaseDriverDescriptor.getDisplayName();
final DatabaseConnectionPresenter result;
switch (databaseName) {
case DatabaseDriverCatalog.DATABASE_NAME_MYSQL:
result = new MysqlDatabaseConnectionPresenter();
break;
case DatabaseDriverCatalog.DATABASE_NAME_POSTGRESQL:
result = new PostgresqlDatabaseConnectionPresenter();
break;
case DatabaseDriverCatalog.DATABASE_NAME_ORACLE:
result = new OracleDatabaseConnectionPresenter();
break;
case DatabaseDriverCatalog.DATABASE_NAME_MICROSOFT_SQL_SERVER_JTDS:
result = new SQLServerDatabaseConnectionPresenter();
break;
case DatabaseDriverCatalog.DATABASE_NAME_CUBRID:
result = new CubridDatabaseConnectionPresenter();
break;
case DatabaseDriverCatalog.DATABASE_NAME_H2:
result = new H2DatabaseConnectionPresenter();
break;
case DatabaseDriverCatalog.DATABASE_NAME_HIVE:
result = new HiveDatabaseConnectionPresenter();
break;
default:
result = null;
}
return result;
}
@Override
protected boolean isWindowResizable() {
return true;
}
@Override
protected String getBannerTitle() {
return "Database connection";
}
@Override
protected JComponent getDialogContent() {
final DCPanel formPanel = new DCPanel();
{
int row = 0;
WidgetUtils.addToGridBag(DCLabel.bright("Datastore name:"), formPanel, 0, row);
WidgetUtils.addToGridBag(_datastoreNameTextField, formPanel, 1, row);
row++;
WidgetUtils.addToGridBag(DCLabel.bright("Database driver:"), formPanel, 0, row);
WidgetUtils.addToGridBag(_databaseDriverComboBox, formPanel, 1, row);
row++;
WidgetUtils.addToGridBag(DCLabel.bright("Driver class name:"), formPanel, 0, row);
WidgetUtils.addToGridBag(_driverClassNameTextField, formPanel, 1, row);
row++;
WidgetUtils.addToGridBag(_multipleConnectionsCheckBox, formPanel, 1, row);
}
final JButton testButton = WidgetFactory.createDefaultButton(getTestButtonText(), IconUtils.ACTION_REFRESH);
testButton.addActionListener(event -> {
final JdbcDatastore datastore = createDatastore();
final List connections = new ArrayList<>();
try {
if (datastore.isMultipleConnections()) {
final DataSource ds = datastore.createDataSource();
for (int i = 0; i < TEST_CONNECTION_COUNT; i++) {
final Connection connection = ds.getConnection();
connections.add(connection);
}
} else {
final Connection connnection = datastore.createConnection();
connections.add(connnection);
}
} catch (final Throwable e) {
WidgetUtils.showErrorMessage("Could not establish connection", e);
return;
} finally {
for (final Connection connection : connections) {
FileHelper.safeClose(connection);
}
}
JOptionPane.showMessageDialog(JdbcDatastoreDialog.this, "Connection successful!");
});
_multipleConnectionsCheckBox.addListener((item, selected) -> testButton.setText(getTestButtonText()));
final DCPanel buttonPanel = getButtonPanel();
buttonPanel.add(testButton);
final DCPanel formContainerPanel = new DCPanel(WidgetUtils.COLOR_ALTERNATIVE_BACKGROUND);
formContainerPanel.setLayout(new BorderLayout());
formContainerPanel.setBorder(WidgetUtils.BORDER_TOP_PADDING);
formContainerPanel.add(formPanel, BorderLayout.NORTH);
formContainerPanel.add(_tabbedPane, BorderLayout.CENTER);
formContainerPanel.add(buttonPanel, BorderLayout.SOUTH);
final DCPanel outerPanel = new DCPanel();
outerPanel.setLayout(new BorderLayout());
outerPanel.add(new DescriptionLabel("Use this dialog to connect to your relational database. "
+ "Connections are made using a Connection string (aka. a JDBC URL) and a set of credentials. "
+ "These can be entered directly in the 'Generic connection parameters' panel. "
+ "If you see an additional panel, this provides an alternative means of connecting "
+ "without having to know the URL format for your specific database type."), BorderLayout.NORTH);
outerPanel.add(formContainerPanel, BorderLayout.CENTER);
// Uncomment to add the status bar. It is hidden by default as no
// validation on generic and specific connection settings is in place,
// so the status bar is displaying "Datastore ready" in situations when
// it is actually not ready.
// outerPanel.add(_statusLabel, BorderLayout.SOUTH);
outerPanel.setPreferredSize(getDialogWidth(), 500);
return outerPanel;
}
private String getTestButtonText() {
if (_multipleConnectionsCheckBox.isSelected()) {
return "Test connections";
}
return "Test connection";
}
@Override
protected JdbcDatastore createDatastore() {
final String datastoreName = _datastoreNameTextField.getText();
if (StringUtils.isNullOrEmpty(datastoreName)) {
throw new IllegalStateException("Please enter a datastore name");
}
final int connectionPresenterIndex = _tabbedPane.getSelectedIndex();
final DatabaseConnectionPresenter connectionPresenter = _connectionPresenters[connectionPresenterIndex];
logger.info("Creating datastore using connection presenter ({}): {}", connectionPresenterIndex,
connectionPresenter);
final String driverClass = _driverClassNameTextField.getText();
final String connectionString = connectionPresenter.getJdbcUrl();
final String username = connectionPresenter.getUsername();
final String password = connectionPresenter.getPassword();
final boolean multipleConnections = _multipleConnectionsCheckBox.isSelected();
return new JdbcDatastore(datastoreName, connectionString, driverClass, username, password, multipleConnections);
}
@Override
public String getWindowTitle() {
return "Database connection | Datastore";
}
@Override
protected String getDatastoreIconPath() {
return IconUtils.GENERIC_DATASTORE_IMAGEPATH;
}
}
