zdm/envoy
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Moved main method to ChatWindow, made message sending asynchronous

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This commit is contained in:
Kai S. K. Engelbart
2019-09-30 09:53:16 +02:00
parent c082229ead
commit 8b9443c456
3 changed files with 104 additions and 179 deletions
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47
src/main/java/envoy/EnvoyClient.java
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@@ -1,47 +0,0 @@
package envoy;
import java.time.Instant;
import javax.ws.rs.client.Client;
import javax.ws.rs.client.ClientBuilder;
import javax.ws.rs.client.Entity;
import javax.ws.rs.client.WebTarget;
import javax.ws.rs.core.Response;
import javax.xml.bind.JAXBException;
import javax.xml.datatype.DatatypeConfigurationException;
import javax.xml.datatype.DatatypeFactory;
import envoy.schema.Message;
import envoy.schema.ObjectFactory;
/**
* Project: <strong>envoy-client</strong><br>
* File: <strong>EnvoyClient.java</strong><br>
* Created: <strong>28 Sep 2019</strong><br>
* Author: <strong>Kai S. K. Engelbart</strong>
*/
public class EnvoyClient {
public static void main(String[] args) throws DatatypeConfigurationException, JAXBException {
ObjectFactory factory = new ObjectFactory();
Message.MetaData metaData = factory.createMessageMetaData();
metaData.setSender("Kai");
metaData.setRecipient("Maxi");
metaData.setState(false);
metaData.setDate(DatatypeFactory.newInstance().newXMLGregorianCalendar(Instant.now().toString()));
Message.Content content = factory.createMessageContent();
content.setType("text");
content.setText("Hello, World");
Message message = factory.createMessage();
message.setMetaData(metaData);
message.getContent().add(content);
Client client = ClientBuilder.newClient();
WebTarget target = client.target("http://localhost:8080/envoy-server/rest/message/send");
Response response = target.request().post(Entity.entity(message, "application/xml"));
response.close();
}
}

103
src/main/java/envoy/client/EnvoyClient.java
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@@ -1,8 +1,5 @@
package envoy.client;
import java.awt.EventQueue;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.time.Instant;
import javax.ws.rs.client.Client;
@@ -10,11 +7,9 @@ import javax.ws.rs.client.ClientBuilder;
import javax.ws.rs.client.Entity;
import javax.ws.rs.client.WebTarget;
import javax.ws.rs.core.Response;
import javax.xml.bind.JAXBException;
import javax.xml.datatype.DatatypeConfigurationException;
import javax.xml.datatype.DatatypeFactory;
import envoy.client.ui.ChatWindow;
import envoy.schema.Message;
import envoy.schema.ObjectFactory;
@@ -22,68 +17,54 @@ import envoy.schema.ObjectFactory;
* Project: <strong>envoy-client</strong><br>
* File: <strong>EnvoyClient.java</strong><br>
* Created: <strong>28 Sep 2019</strong><br>
* Author: <strong>Kai S. K. Engelbart and Maximilian K&aumlfer</strong>
* Author: <strong>Kai S. K. Engelbart &amp; Maximilian K&aumlfer</strong>
*/
public class EnvoyClient {
public static String content1 = "";
/**
* Calls Class ChatWidow
*/
public static void main(String[] args) throws DatatypeConfigurationException, JAXBException {
EventQueue.invokeLater(new Runnable() {
public void run() {
try {
ChatWindow frame = new ChatWindow();
frame.setVisible(true);
} catch (Exception e) {
e.printStackTrace();
}
}
});
}
/**
* specifies data <br>
* sends xml to server <br>
* gets response from server (currently 204)
*/
public static void sendMessage() throws DatatypeConfigurationException, JAXBException {
ObjectFactory factory = new ObjectFactory();
Message.MetaData metaData = factory.createMessageMetaData();
metaData.setSender("Kai");
metaData.setRecipient("Maxi");
metaData.setState(false);
metaData.setDate(DatatypeFactory.newInstance().newXMLGregorianCalendar(Instant.now().toString()));
private DatatypeFactory datatypeFactory;
Message.Content content = factory.createMessageContent();
content.setType("text");
content.setText(content1);
Message message = factory.createMessage();
message.setMetaData(metaData);
message.getContent().add(content);
Client client = ClientBuilder.newClient();
WebTarget target = client.target("http://localhost:8080/envoy-server/rest/message/send");
Response response = target.request().post(Entity.entity(message, "application/xml"));
System.out.println("Response code: " + response.getStatus());
response.close();
public EnvoyClient() {
try {
datatypeFactory = DatatypeFactory.newInstance();
} catch (DatatypeConfigurationException e) {
e.printStackTrace();
}
}
/**
* sets content of xml to content from ChatWindow
* Sends a message with text content to the server.<br>
* Because sending a request is a blocking operation, it is executed
* asynchronously.
*
* @param sender Name of the sender
* @param recipient Name of the recipient
* @param textContent Content (text) of the message
*/
public void setContent (String content2) {
content1 = content2;
public void sendMessage(String sender, String recipient, String textContent) {
new Thread(() -> {
ObjectFactory factory = new ObjectFactory();
Message.MetaData metaData = factory.createMessageMetaData();
metaData.setSender(sender);
metaData.setRecipient(recipient);
metaData.setState(false);
metaData.setDate(datatypeFactory.newXMLGregorianCalendar(Instant.now().toString()));
Message.Content content = factory.createMessageContent();
content.setType("text");
content.setText(textContent);
Message message = factory.createMessage();
message.setMetaData(metaData);
message.getContent().add(content);
Client client = ClientBuilder.newClient();
WebTarget target = client.target("http://localhost:8080/envoy-server/rest/message/send");
Response response = target.request().post(Entity.entity(message, "application/xml"));
System.out.println("Response code: " + response.getStatus());
response.close();
client.close();
}).start();
}
}
}

133
src/main/java/envoy/client/ui/ChatWindow.java
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@@ -1,108 +1,99 @@
package envoy.client.ui;
import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.EventQueue;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTextArea;
import javax.swing.JTextPane;
import javax.swing.border.EmptyBorder;
import javax.xml.bind.JAXBException;
import javax.xml.datatype.DatatypeConfigurationException;
import envoy.client.EnvoyClient;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.Insets;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.JButton;
import java.awt.GridBagConstraints;
import java.awt.Color;
import javax.swing.JFrame;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JTextArea;
import javax.swing.border.EmptyBorder;
import envoy.client.EnvoyClient;
/**
* Project: <strong>envoy-client</strong><br>
* File: <strong>ChatWindow.java</strong><br>
* Created: <strong>28 Sep 2019</strong><br>
* Author: <strong>Maximilian K&aumlfer </strong>
* Author: <strong>Maximilian K&aumlfer &amp; Kai S. K. Engelbart</strong>
*/
public class ChatWindow extends JFrame {
private JPanel contentPane;
EnvoyClient envoyClient = new EnvoyClient();
private static final long serialVersionUID = 6865098428255463649L;
private JPanel contentPane = new JPanel();
private EnvoyClient envoyClient = new EnvoyClient();
public ChatWindow() {
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
setBounds(100, 100, 600, 800);
contentPane = new JPanel();
setTitle("Envoy");
setLocationRelativeTo(null);
contentPane.setBackground(new Color(220, 220, 220));
contentPane.setForeground(new Color(0, 0, 0));
contentPane.setForeground(Color.white);
contentPane.setBorder(new EmptyBorder(5, 5, 5, 5));
setContentPane(contentPane);
GridBagLayout gbl_contentPane = new GridBagLayout();
gbl_contentPane.columnWidths = new int[]{1, 1, 1};
gbl_contentPane.rowHeights = new int[]{1, 1, 1};
gbl_contentPane.columnWeights = new double[]{0.3, 1.0, 0.1};
gbl_contentPane.rowWeights = new double[]{0.05, 1, 0.07};
gbl_contentPane.columnWidths = new int[] { 1, 1, 1 };
gbl_contentPane.rowHeights = new int[] { 1, 1, 1 };
gbl_contentPane.columnWeights = new double[] { 0.3, 1.0, 0.1 };
gbl_contentPane.rowWeights = new double[] { 0.05, 1, 0.07 };
contentPane.setLayout(gbl_contentPane);
// Message enter field ----------------------------------------------------------------------------
JTextArea messageEnterTextfield = new JTextArea();
messageEnterTextfield.setLineWrap(true);
GridBagConstraints gbc_moveSelectionMessageEnterTextfield = new GridBagConstraints();
gbc_moveSelectionMessageEnterTextfield.fill = GridBagConstraints.BOTH;
gbc_moveSelectionMessageEnterTextfield.gridx = 1;
gbc_moveSelectionMessageEnterTextfield.gridy = 2;
//gbc_moveSelectionMessageEnterTextfield.gridwidth = 10;
gbc_moveSelectionMessageEnterTextfield.insets = new Insets(10, 10, 10, 10);
contentPane.add(messageEnterTextfield, gbc_moveSelectionMessageEnterTextfield);
// Post Button -----------------------------------------------------------------------------------
// Message enter field
JTextArea messageEnterTextfield = new JTextArea();
messageEnterTextfield.setLineWrap(true);
GridBagConstraints gbc_moveSelectionMessageEnterTextfield = new GridBagConstraints();
gbc_moveSelectionMessageEnterTextfield.fill = GridBagConstraints.BOTH;
gbc_moveSelectionMessageEnterTextfield.gridx = 1;
gbc_moveSelectionMessageEnterTextfield.gridy = 2;
gbc_moveSelectionMessageEnterTextfield.insets = new Insets(10, 10, 10, 10);
contentPane.add(messageEnterTextfield, gbc_moveSelectionMessageEnterTextfield);
// Post Button
JButton postButton = new JButton("Post");
postButton.setForeground(new Color(255, 255, 255));
postButton.setBackground(new Color(0, 100, 0));
GridBagConstraints gbc_moveSelectionPostButton = new GridBagConstraints();
gbc_moveSelectionPostButton.fill = GridBagConstraints.BOTH;
gbc_moveSelectionPostButton.gridx = 2;
gbc_moveSelectionPostButton.gridy = 2;
gbc_moveSelectionPostButton.insets = new Insets(10, 10, 10, 10);
contentPane.add(postButton, gbc_moveSelectionPostButton);
postButton.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
try {
if(messageEnterTextfield.getText().isEmpty() == false) {
envoyClient.setContent(messageEnterTextfield.getText());
envoyClient.sendMessage();
}
} catch (DatatypeConfigurationException | JAXBException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}
}
});
postButton.addActionListener((evt) -> {
if (!messageEnterTextfield.getText().isEmpty()) try {
envoyClient.sendMessage("Kai", "Maxi", messageEnterTextfield.getText());
} catch (Exception e) {
JOptionPane.showMessageDialog(this,
"An exception occured while sending a message. See the log for more details.",
"Exception occured",
JOptionPane.ERROR_MESSAGE);
e.printStackTrace();
}
});
}
}
public static void main(String[] args) {
EventQueue.invokeLater(() -> {
try {
ChatWindow frame = new ChatWindow();
frame.setVisible(true);
} catch (Exception e) {
e.printStackTrace();
}
});
}
}