/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.zookeeper.inspector.gui;
import java.awt.BorderLayout;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.Insets;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.File;
import java.io.FileReader;
import java.io.IOException;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Properties;
import java.util.Map.Entry;
import javax.swing.JButton;
import javax.swing.JComboBox;
import javax.swing.JComponent;
import javax.swing.JDialog;
import javax.swing.JFileChooser;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JTextField;
import org.apache.zookeeper.inspector.logger.LoggerFactory;
import org.apache.zookeeper.inspector.manager.Pair;
/**
* The connection properties dialog. This is used to determine the settings for
* connecting to a zookeeper instance
*/
public class ZooInspectorConnectionPropertiesDialog extends JDialog {
private final HashMap<String, JComponent> components;
/**
* @param lastConnectionProps
* - the last connection properties used. if this is the first
* conneciton since starting the applications this will be the
* default settings
* @param connectionPropertiesTemplateAndLabels
* - the connection properties and labels to show in this dialog
* @param zooInspectorPanel
* - the {@link ZooInspectorPanel} linked to this dialog
*/
public ZooInspectorConnectionPropertiesDialog(
Properties lastConnectionProps,
Pair<Map<String, List<String>>, Map<String, String>> connectionPropertiesTemplateAndLabels,
final ZooInspectorPanel zooInspectorPanel) {
final Map<String, List<String>> connectionPropertiesTemplate = connectionPropertiesTemplateAndLabels
.getKey();
final Map<String, String> connectionPropertiesLabels = connectionPropertiesTemplateAndLabels
.getValue();
this.setLayout(new BorderLayout());
this.setTitle("Connection Settings");
this.setModal(true);
this.setAlwaysOnTop(true);
this.setResizable(false);
final JPanel options = new JPanel();
final JFileChooser fileChooser = new JFileChooser();
options.setLayout(new GridBagLayout());
int i = 0;
components = new HashMap<String, JComponent>();
for (Entry<String, List<String>> entry : connectionPropertiesTemplate
.entrySet()) {
int rowPos = 2 * i + 1;
JLabel label = new JLabel(connectionPropertiesLabels.get(entry
.getKey()));
GridBagConstraints c1 = new GridBagConstraints();
c1.gridx = 0;
c1.gridy = rowPos;
c1.gridwidth = 1;
c1.gridheight = 1;
c1.weightx = 0;
c1.weighty = 0;
c1.anchor = GridBagConstraints.WEST;
c1.fill = GridBagConstraints.HORIZONTAL;
c1.insets = new Insets(5, 5, 5, 5);
c1.ipadx = 0;
c1.ipady = 0;
options.add(label, c1);
if (entry.getValue().size() == 0) {
JTextField text = new JTextField();
GridBagConstraints c2 = new GridBagConstraints();
c2.gridx = 2;
c2.gridy = rowPos;
c2.gridwidth = 1;
c2.gridheight = 1;
c2.weightx = 0;
c2.weighty = 0;
c2.anchor = GridBagConstraints.WEST;
c2.fill = GridBagConstraints.HORIZONTAL;
c2.insets = new Insets(5, 5, 5, 5);
c2.ipadx = 0;
c2.ipady = 0;
options.add(text, c2);
components.put(entry.getKey(), text);
} else if (entry.getValue().size() == 1) {
JTextField text = new JTextField(entry.getValue().get(0));
GridBagConstraints c2 = new GridBagConstraints();
c2.gridx = 2;
c2.gridy = rowPos;
c2.gridwidth = 1;
c2.gridheight = 1;
c2.weightx = 0;
c2.weighty = 0;
c2.anchor = GridBagConstraints.WEST;
c2.fill = GridBagConstraints.HORIZONTAL;
c2.insets = new Insets(5, 5, 5, 5);
c2.ipadx = 0;
c2.ipady = 0;
options.add(text, c2);
components.put(entry.getKey(), text);
} else {
List<String> list = entry.getValue();
JComboBox combo = new JComboBox(list.toArray(new String[list
.size()]));
combo.setSelectedItem(list.get(0));
GridBagConstraints c2 = new GridBagConstraints();
c2.gridx = 2;
c2.gridy = rowPos;
c2.gridwidth = 1;
c2.gridheight = 1;
c2.weightx = 0;
c2.weighty = 0;
c2.anchor = GridBagConstraints.WEST;
c2.fill = GridBagConstraints.HORIZONTAL;
c2.insets = new Insets(5, 5, 5, 5);
c2.ipadx = 0;
c2.ipady = 0;
options.add(combo, c2);
components.put(entry.getKey(), combo);
}
i++;
}
loadConnectionProps(lastConnectionProps);
JPanel buttonsPanel = new JPanel();
buttonsPanel.setLayout(new GridBagLayout());
JButton loadPropsFileButton = new JButton("Load from file");
loadPropsFileButton.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
int result = fileChooser
.showOpenDialog(ZooInspectorConnectionPropertiesDialog.this);
if (result == JFileChooser.APPROVE_OPTION) {
File propsFilePath = fileChooser.getSelectedFile();
Properties props = new Properties();
try {
FileReader reader = new FileReader(propsFilePath);
try {
props.load(reader);
loadConnectionProps(props);
} finally {
reader.close();
}
} catch (IOException ex) {
LoggerFactory
.getLogger()
.error(
"An Error occurred loading connection properties from file",
ex);
JOptionPane
.showMessageDialog(
ZooInspectorConnectionPropertiesDialog.this,
"An Error occurred loading connection properties from file",
"Error", JOptionPane.ERROR_MESSAGE);
}
options.revalidate();
options.repaint();
}
}
});
GridBagConstraints c3 = new GridBagConstraints();
c3.gridx = 0;
c3.gridy = 0;
c3.gridwidth = 1;
c3.gridheight = 1;
c3.weightx = 0;
c3.weighty = 1;
c3.anchor = GridBagConstraints.SOUTHWEST;
c3.fill = GridBagConstraints.NONE;
c3.insets = new Insets(5, 5, 5, 5);
c3.ipadx = 0;
c3.ipady = 0;
buttonsPanel.add(loadPropsFileButton, c3);
JButton saveDefaultPropsFileButton = new JButton("Set As Default");
saveDefaultPropsFileButton.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
Properties connectionProps = getConnectionProps();
try {
zooInspectorPanel
.setdefaultConnectionProps(connectionProps);
} catch (IOException ex) {
LoggerFactory
.getLogger()
.error(
"An Error occurred saving the default connection properties file",
ex);
JOptionPane
.showMessageDialog(
ZooInspectorConnectionPropertiesDialog.this,
"An Error occurred saving the default connection properties file",
"Error", JOptionPane.ERROR_MESSAGE);
}
}
});
GridBagConstraints c6 = new GridBagConstraints();
c6.gridx = 1;
c6.gridy = 0;
c6.gridwidth = 1;
c6.gridheight = 1;
c6.weightx = 1;
c6.weighty = 1;
c6.anchor = GridBagConstraints.SOUTHWEST;
c6.fill = GridBagConstraints.NONE;
c6.insets = new Insets(5, 5, 5, 5);
c6.ipadx = 0;
c6.ipady = 0;
buttonsPanel.add(saveDefaultPropsFileButton, c6);
JButton okButton = new JButton("OK");
okButton.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
ZooInspectorConnectionPropertiesDialog.this.dispose();
Properties connectionProps = getConnectionProps();
zooInspectorPanel.connect(connectionProps);
}
});
GridBagConstraints c4 = new GridBagConstraints();
c4.gridx = 2;
c4.gridy = 0;
c4.gridwidth = 1;
c4.gridheight = 1;
c4.weightx = 0;
c4.weighty = 1;
c4.anchor = GridBagConstraints.SOUTH;
c4.fill = GridBagConstraints.HORIZONTAL;
c4.insets = new Insets(5, 5, 5, 5);
c4.ipadx = 0;
c4.ipady = 0;
buttonsPanel.add(okButton, c4);
JButton cancelButton = new JButton("Cancel");
cancelButton.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
ZooInspectorConnectionPropertiesDialog.this.dispose();
}
});
GridBagConstraints c5 = new GridBagConstraints();
c5.gridx = 3;
c5.gridy = 0;
c5.gridwidth = 1;
c5.gridheight = 1;
c5.weightx = 0;
c5.weighty = 1;
c5.anchor = GridBagConstraints.SOUTH;
c5.fill = GridBagConstraints.HORIZONTAL;
c5.insets = new Insets(5, 5, 5, 5);
c5.ipadx = 0;
c5.ipady = 0;
buttonsPanel.add(cancelButton, c5);
this.add(options, BorderLayout.CENTER);
this.add(buttonsPanel, BorderLayout.SOUTH);
this.pack();
}
private void loadConnectionProps(Properties props) {
if (props != null) {
for (Object key : props.keySet()) {
String propsKey = (String) key;
if (components.containsKey(propsKey)) {
JComponent component = components.get(propsKey);
String value = props.getProperty(propsKey);
if (component instanceof JTextField) {
((JTextField) component).setText(value);
} else if (component instanceof JComboBox) {
((JComboBox) component).setSelectedItem(value);
}
}
}
}
}
private Properties getConnectionProps() {
Properties connectionProps = new Properties();
for (Entry<String, JComponent> entry : components.entrySet()) {
String value = null;
JComponent component = entry.getValue();
if (component instanceof JTextField) {
value = ((JTextField) component).getText();
} else if (component instanceof JComboBox) {
value = ((JComboBox) component).getSelectedItem().toString();
}
connectionProps.put(entry.getKey(), value);
}
return connectionProps;
}
}