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• message-viewer
• 1.1.2
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• MessageViewer.java

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cz.abclinuxu.datoveschranky.MessageViewer Maven / Gradle / Ivy

package cz.abclinuxu.datoveschranky;

import cz.abclinuxu.datoveschranky.common.entities.Attachment;
import cz.abclinuxu.datoveschranky.common.entities.Message;
import cz.abclinuxu.datoveschranky.common.entities.content.Content;
import cz.abclinuxu.datoveschranky.common.entities.content.FileContent;
import cz.abclinuxu.datoveschranky.common.ByteArrayAttachmentStorer;
import cz.abclinuxu.datoveschranky.common.Config;
import cz.abclinuxu.datoveschranky.common.Utils;
import cz.abclinuxu.datoveschranky.impl.MessageValidator;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.List;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.swing.JFileChooser;
import javax.swing.JOptionPane;
import javax.swing.JTable;
import javax.swing.ListSelectionModel;
import javax.swing.event.ListSelectionEvent;
import javax.swing.event.ListSelectionListener;

/**
 *
 * @author xrosecky
 */
public class MessageViewer extends javax.swing.JFrame {

    private class SelectionListener implements ListSelectionListener {

        private JTable table;

        public SelectionListener(JTable table) {
            this.table = table;
        }

        public void valueChanged(ListSelectionEvent event) {
            if (event.getValueIsAdjusting()) {
                return;
            }
            attachmentMenu.setEnabled(table.getSelectedRow() != -1);
        }
    }
    private final JFileChooser chooseFile = new JFileChooser();
    private final JFileChooser saveAttachment = new JFileChooser();
    private final Logger logger = Logger.getLogger(MessageViewer.class.getCanonicalName());
    private final MessageValidator validator;
    private File openedFile = null;

    /** Creates new form NewApplication */
    public MessageViewer() {
        initComponents();
        super.setTitle("Message Viewer");
        Config config = new Config(Config.PRODUCTION_URL);
        validator = new MessageValidator(config);
        attachmentsTable.getSelectionModel().addListSelectionListener(
                new SelectionListener(attachmentsTable));
        attachmentsTable.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
        attachmentMenu.setEnabled(false);
        saveAsMenuItem.setEnabled(false);
    }

    private void showFile(File file) {
        this.openedFile = file;
        Content content = new FileContent(file);
        try {
            Message mess = validator.createMessage(content, new ByteArrayAttachmentStorer());
            messageInfo.setModel(new MessageTableModel(file, mess));
            attachmentsTable.setModel(new AttachmentTableModel(mess.getAttachments()));
            attachmentMenu.setEnabled(false);
            saveAsMenuItem.setEnabled(true);
        } catch (Exception ioe) {
            this.showError("Nemohu otevřít staženou zprávu. Jedná se opravdu o podepsanou " +
                    "zprávu z Datové schránky?");
            logger.log(Level.SEVERE, "Nemohu zobrazit zpravu.", ioe);
        }
    }

    private void showError(String message) {
        JOptionPane.showMessageDialog(this, message);
    }

    /** This method is called from within the constructor to
     * initialize the form.
     * WARNING: Do NOT modify this code. The content of this method is
     * always regenerated by the Form Editor.
     */
    @SuppressWarnings("unchecked")
    // //GEN-BEGIN:initComponents
    private void initComponents() {

        jInternalFrame1 = new javax.swing.JInternalFrame();
        jScrollPane1 = new javax.swing.JScrollPane();
        messageInfo = new javax.swing.JTable();
        jInternalFrame2 = new javax.swing.JInternalFrame();
        jScrollPane2 = new javax.swing.JScrollPane();
        attachmentsTable = new javax.swing.JTable();
        menuBar = new javax.swing.JMenuBar();
        fileMenu = new javax.swing.JMenu();
        openMenuItem = new javax.swing.JMenuItem();
        saveAsMenuItem = new javax.swing.JMenuItem();
        exitMenuItem = new javax.swing.JMenuItem();
        attachmentMenu = new javax.swing.JMenu();
        saveAttachmentMenuItem = new javax.swing.JMenuItem();

        setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);

        jInternalFrame1.setResizable(true);
        jInternalFrame1.setTitle("Obálka zprávy");
        jInternalFrame1.setVisible(true);

        messageInfo.setModel(new MessageTableModel());
        jScrollPane1.setViewportView(messageInfo);

        javax.swing.GroupLayout jInternalFrame1Layout = new javax.swing.GroupLayout(jInternalFrame1.getContentPane());
        jInternalFrame1.getContentPane().setLayout(jInternalFrame1Layout);
        jInternalFrame1Layout.setHorizontalGroup(
            jInternalFrame1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addComponent(jScrollPane1, javax.swing.GroupLayout.DEFAULT_SIZE, 482, Short.MAX_VALUE)
        );
        jInternalFrame1Layout.setVerticalGroup(
            jInternalFrame1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addComponent(jScrollPane1, javax.swing.GroupLayout.DEFAULT_SIZE, 205, Short.MAX_VALUE)
        );

        jInternalFrame2.setResizable(true);
        jInternalFrame2.setTitle("Přílohy zprávy");
        jInternalFrame2.setVisible(true);

        attachmentsTable.setModel(new AttachmentTableModel());
        jScrollPane2.setViewportView(attachmentsTable);

        javax.swing.GroupLayout jInternalFrame2Layout = new javax.swing.GroupLayout(jInternalFrame2.getContentPane());
        jInternalFrame2.getContentPane().setLayout(jInternalFrame2Layout);
        jInternalFrame2Layout.setHorizontalGroup(
            jInternalFrame2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addComponent(jScrollPane2, javax.swing.GroupLayout.DEFAULT_SIZE, 482, Short.MAX_VALUE)
        );
        jInternalFrame2Layout.setVerticalGroup(
            jInternalFrame2Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addComponent(jScrollPane2, javax.swing.GroupLayout.DEFAULT_SIZE, 176, Short.MAX_VALUE)
        );

        fileMenu.setText("Soubor");

        openMenuItem.setText("Otevřít");
        openMenuItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                openMenuItemActionPerformed(evt);
            }
        });
        fileMenu.add(openMenuItem);

        saveAsMenuItem.setText("Uložit jako");
        saveAsMenuItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                saveAsMenuItemActionPerformed(evt);
            }
        });
        fileMenu.add(saveAsMenuItem);

        exitMenuItem.setText("Konec");
        exitMenuItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                exitMenuItemActionPerformed(evt);
            }
        });
        fileMenu.add(exitMenuItem);

        menuBar.add(fileMenu);

        attachmentMenu.setText("Příloha");

        saveAttachmentMenuItem.setText("Uložit jako");
        saveAttachmentMenuItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                saveAttachmentMenuItemActionPerformed(evt);
            }
        });
        attachmentMenu.add(saveAttachmentMenuItem);

        menuBar.add(attachmentMenu);

        setJMenuBar(menuBar);

        javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
        getContentPane().setLayout(layout);
        layout.setHorizontalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addComponent(jInternalFrame2)
            .addComponent(jInternalFrame1)
        );
        layout.setVerticalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
                .addComponent(jInternalFrame1)
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                .addComponent(jInternalFrame2, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
        );

        pack();
    }// //GEN-END:initComponents

    private void exitMenuItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_exitMenuItemActionPerformed
        System.exit(0);
    }//GEN-LAST:event_exitMenuItemActionPerformed

private void openMenuItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_openMenuItemActionPerformed
    int result = chooseFile.showOpenDialog(this);
    if (result == JFileChooser.APPROVE_OPTION) {
        File file = chooseFile.getSelectedFile();
        showFile(file);
    }
}//GEN-LAST:event_openMenuItemActionPerformed

private void saveAttachmentMenuItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_saveAttachmentMenuItemActionPerformed
    int row = attachmentsTable.getSelectedRow();
    if (row == -1) {
        this.showError("Žádná příloha není vybrána.");
        return;
    }
    List attachments = ((AttachmentTableModel) attachmentsTable.getModel()).getData();
    Attachment attachment = attachments.get(row);
    saveAttachment.setSelectedFile(new File(attachment.getDescription()));
    int result = saveAttachment.showSaveDialog(this);
    if (result == JFileChooser.APPROVE_OPTION) {
        File file = saveAttachment.getSelectedFile();
        InputStream in = null;
        OutputStream out = null;
        try {
            try {
                in = attachment.getContent().getInputStream();
                out = new FileOutputStream(file);
                Utils.copy(in, out);
            } finally {
                Utils.close(in, out);
            }
        } catch (Exception ex) {
            this.showError("Nemohu uložit přílohu do souboru.");
            logger.log(Level.SEVERE, "Nemohu ulozit prilohu do souboru.", ex);
        }
    }
}//GEN-LAST:event_saveAttachmentMenuItemActionPerformed

private void saveAsMenuItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_saveAsMenuItemActionPerformed
    int result = saveAttachment.showSaveDialog(this);
    if (result == JFileChooser.APPROVE_OPTION) {
        File file = saveAttachment.getSelectedFile();
        InputStream in = null;
        OutputStream out = null;
        try {
            try {
                in = new FileInputStream(openedFile);
                out = new FileOutputStream(file);
                Utils.copy(in, out);
            } finally {
                Utils.close(in, out);
            }
        } catch (Exception ex) {
            this.showError("Nemohu uložit zprávu do souboru.");
            logger.log(Level.SEVERE, "Nemohu ulozit zpravu do souboru.", ex);
        }
    }
}//GEN-LAST:event_saveAsMenuItemActionPerformed

    /**
     * @param args the command line arguments
     */
    public static void main(final String args[]) {
        java.awt.EventQueue.invokeLater(new Runnable() {

            public void run() {
                MessageViewer app = new MessageViewer();
                app.setVisible(true);
                if (args.length == 1) {
                    app.showFile(new File(args[0]));
                }
            }
        });
    }

    // Variables declaration - do not modify//GEN-BEGIN:variables
    private javax.swing.JMenu attachmentMenu;
    private javax.swing.JTable attachmentsTable;
    private javax.swing.JMenuItem exitMenuItem;
    private javax.swing.JMenu fileMenu;
    private javax.swing.JInternalFrame jInternalFrame1;
    private javax.swing.JInternalFrame jInternalFrame2;
    private javax.swing.JScrollPane jScrollPane1;
    private javax.swing.JScrollPane jScrollPane2;
    private javax.swing.JMenuBar menuBar;
    private javax.swing.JTable messageInfo;
    private javax.swing.JMenuItem openMenuItem;
    private javax.swing.JMenuItem saveAsMenuItem;
    private javax.swing.JMenuItem saveAttachmentMenuItem;
    // End of variables declaration//GEN-END:variables
}