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POWhy Java JTextArea doesn't receive the entire pasted text?
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  1. POWhy Java JTextArea doesn't receive the entire pasted text?
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    copied!<p>Using Netbeans 6.8 (Mac Version) drag and drop tool for making the GUI, I have designed a JTextArea which the user should paste his data which the program will modify and show it to him.</p> <p>It is working fine; however, when I tried to paste about 65 thousand lines of testing data in the JTextArea, the GUI showed only a few of these lines (like 50 or less)... for some reason it refused to paste the entire testing data which I copied from Notepad.</p> <p>I thought the JTextArea was full or something, but when I tried to type more text manually (after the pasting of the testing data), it was typing and showing in the textbox!</p> <p>Any idea what is going on?</p> <hr> <p><strong>Update 001</strong></p> <p>I'm getting the following error </p> <pre><code>Java.lang.OutOfMemoryError: Java heap spaces </code></pre> <hr> <p><strong>Update 002</strong></p> <pre><code>package bossconverter; import org.jdesktop.application.Action; import org.jdesktop.application.ResourceMap; import org.jdesktop.application.SingleFrameApplication; import org.jdesktop.application.FrameView; import org.jdesktop.application.TaskMonitor; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import javax.swing.Timer; import javax.swing.Icon; import javax.swing.JDialog; import javax.swing.JFrame; /** * The application's main frame. */ public class BOSSConverterView extends FrameView { public BOSSConverterView(SingleFrameApplication app) { super(app); initComponents(); // status bar initialization - message timeout, idle icon and busy animation, etc ResourceMap resourceMap = getResourceMap(); int messageTimeout = resourceMap.getInteger("StatusBar.messageTimeout"); messageTimer = new Timer(messageTimeout, new ActionListener() { public void actionPerformed(ActionEvent e) { statusMessageLabel.setText(""); } }); messageTimer.setRepeats(false); int busyAnimationRate = resourceMap.getInteger("StatusBar.busyAnimationRate"); for (int i = 0; i &lt; busyIcons.length; i++) { busyIcons[i] = resourceMap.getIcon("StatusBar.busyIcons[" + i + "]"); } busyIconTimer = new Timer(busyAnimationRate, new ActionListener() { public void actionPerformed(ActionEvent e) { busyIconIndex = (busyIconIndex + 1) % busyIcons.length; statusAnimationLabel.setIcon(busyIcons[busyIconIndex]); } }); idleIcon = resourceMap.getIcon("StatusBar.idleIcon"); statusAnimationLabel.setIcon(idleIcon); progressBar.setVisible(false); // connecting action tasks to status bar via TaskMonitor TaskMonitor taskMonitor = new TaskMonitor(getApplication().getContext()); taskMonitor.addPropertyChangeListener(new java.beans.PropertyChangeListener() { public void propertyChange(java.beans.PropertyChangeEvent evt) { String propertyName = evt.getPropertyName(); if ("started".equals(propertyName)) { if (!busyIconTimer.isRunning()) { statusAnimationLabel.setIcon(busyIcons[0]); busyIconIndex = 0; busyIconTimer.start(); } progressBar.setVisible(true); progressBar.setIndeterminate(true); } else if ("done".equals(propertyName)) { busyIconTimer.stop(); statusAnimationLabel.setIcon(idleIcon); progressBar.setVisible(false); progressBar.setValue(0); } else if ("message".equals(propertyName)) { String text = (String)(evt.getNewValue()); statusMessageLabel.setText((text == null) ? "" : text); messageTimer.restart(); } else if ("progress".equals(propertyName)) { int value = (Integer)(evt.getNewValue()); progressBar.setVisible(true); progressBar.setIndeterminate(false); progressBar.setValue(value); } } }); } @Action public void showAboutBox() { if (aboutBox == null) { JFrame mainFrame = BOSSConverterApp.getApplication().getMainFrame(); aboutBox = new BOSSConverterAboutBox(mainFrame); aboutBox.setLocationRelativeTo(mainFrame); } BOSSConverterApp.getApplication().show(aboutBox); } /** 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") // &lt;editor-fold defaultstate="collapsed" desc="Generated Code"&gt; private void initComponents() { mainPanel = new javax.swing.JPanel(); jScrollPane1 = new javax.swing.JScrollPane(); jTextArea1 = new javax.swing.JTextArea(); jScrollPane2 = new javax.swing.JScrollPane(); jTextArea2 = new javax.swing.JTextArea(); jButton1 = new javax.swing.JButton(); menuBar = new javax.swing.JMenuBar(); javax.swing.JMenu fileMenu = new javax.swing.JMenu(); javax.swing.JMenuItem exitMenuItem = new javax.swing.JMenuItem(); javax.swing.JMenu helpMenu = new javax.swing.JMenu(); javax.swing.JMenuItem aboutMenuItem = new javax.swing.JMenuItem(); statusPanel = new javax.swing.JPanel(); javax.swing.JSeparator statusPanelSeparator = new javax.swing.JSeparator(); statusMessageLabel = new javax.swing.JLabel(); statusAnimationLabel = new javax.swing.JLabel(); progressBar = new javax.swing.JProgressBar(); mainPanel.setName("mainPanel"); // NOI18N jScrollPane1.setName("jScrollPane1"); // NOI18N jTextArea1.setColumns(20); jTextArea1.setRows(5); jTextArea1.setName("jTextArea1"); // NOI18N jScrollPane1.setViewportView(jTextArea1); jScrollPane2.setName("jScrollPane2"); // NOI18N jTextArea2.setColumns(20); jTextArea2.setRows(5); jTextArea2.setName("jTextArea2"); // NOI18N jScrollPane2.setViewportView(jTextArea2); org.jdesktop.application.ResourceMap resourceMap = org.jdesktop.application.Application.getInstance (bossconverter.BOSSConverterApp.class).getContext() .getResourceMap(BOSSConverterView.class); jButton1.setText(resourceMap.getString("jButton1.text")); // NOI18N jButton1.setName("jButton1"); // NOI18N jButton1.addMouseListener(new java.awt.event.MouseAdapter() { public void mouseClicked(java.awt.event.MouseEvent evt) { tester(evt); } }); org.jdesktop.layout.GroupLayout mainPanelLayout = new org.jdesktop.layout.GroupLayout(mainPanel); mainPanel.setLayout(mainPanelLayout); mainPanelLayout.setHorizontalGroup( mainPanelLayout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING) .add(mainPanelLayout.createSequentialGroup() .addContainerGap() .add(mainPanelLayout.createParallelGroup(org.jdesktop.layout .GroupLayout.LEADING) .add(jScrollPane1, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, 383, Short.MAX_VALUE) .add(jScrollPane2, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, 383, Short.MAX_VALUE) .add(org.jdesktop.layout.GroupLayout.TRAILING, jButton1)) .addContainerGap()) ); mainPanelLayout.setVerticalGroup( mainPanelLayout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING) .add(mainPanelLayout.createSequentialGroup() .addContainerGap() .add(jScrollPane1, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, 98, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE) .add(18, 18, 18) .add(jScrollPane2, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, 97, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE) .addPreferredGap(org.jdesktop.layout.LayoutStyle.UNRELATED) .add(jButton1) .addContainerGap(22, Short.MAX_VALUE)) ); menuBar.setName("menuBar"); // NOI18N fileMenu.setText(resourceMap.getString("fileMenu.text")); // NOI18N fileMenu.setName("fileMenu"); // NOI18N javax.swing.ActionMap actionMap = org.jdesktop.application.Application .getInstance(bossconverter.BOSSConverterApp .class).getContext().getActionMap (BOSSConverterView.class, this); exitMenuItem.setAction(actionMap.get("quit")); // NOI18N exitMenuItem.setName("exitMenuItem"); // NOI18N fileMenu.add(exitMenuItem); menuBar.add(fileMenu); helpMenu.setText(resourceMap.getString("helpMenu.text")); // NOI18N helpMenu.setName("helpMenu"); // NOI18N aboutMenuItem.setAction(actionMap.get("showAboutBox")); // NOI18N aboutMenuItem.setName("aboutMenuItem"); // NOI18N helpMenu.add(aboutMenuItem); menuBar.add(helpMenu); statusPanel.setName("statusPanel"); // NOI18N statusPanelSeparator.setName("statusPanelSeparator"); // NOI18N statusMessageLabel.setName("statusMessageLabel"); // NOI18N statusAnimationLabel.setHorizontalAlignment(javax.swing.SwingConstants.LEFT); statusAnimationLabel.setName("statusAnimationLabel"); // NOI18N progressBar.setName("progressBar"); // NOI18N org.jdesktop.layout.GroupLayout statusPanelLayout = new org.jdesktop.layout .GroupLayout(statusPanel); statusPanel.setLayout(statusPanelLayout); statusPanelLayout.setHorizontalGroup( statusPanelLayout.createParallelGroup(org.jdesktop.layout.GroupLayout .LEADING) .add(statusPanelSeparator, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, 423, Short.MAX_VALUE) .add(statusPanelLayout.createSequentialGroup() .addContainerGap() .add(statusMessageLabel) .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED, 227, Short.MAX_VALUE) .add(progressBar, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE) .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED) .add(statusAnimationLabel) .addContainerGap()) ); statusPanelLayout.setVerticalGroup( statusPanelLayout.createParallelGroup(org.jdesktop.layout.GroupLayout .LEADING) .add(statusPanelLayout.createSequentialGroup() .add(statusPanelSeparator, org.jdesktop.layout.GroupLayout .PREFERRED_SIZE, 2, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE) .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE) .add(statusPanelLayout.createParallelGroup(org.jdesktop.layout .GroupLayout.BASELINE) .add(statusMessageLabel) .add(statusAnimationLabel) .add(progressBar, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)) .add(3, 3, 3)) ); setComponent(mainPanel); setMenuBar(menuBar); setStatusBar(statusPanel); }// &lt;/editor-fold&gt; private void tester(java.awt.event.MouseEvent evt) { Converter converter = new Converter(); jTextArea2.setText(converter.fixParsedParagraph (jTextArea1.getText()) ); } // Variables declaration - do not modify private javax.swing.JButton jButton1; private javax.swing.JScrollPane jScrollPane1; private javax.swing.JScrollPane jScrollPane2; private javax.swing.JTextArea jTextArea1; private javax.swing.JTextArea jTextArea2; private javax.swing.JPanel mainPanel; private javax.swing.JMenuBar menuBar; private javax.swing.JProgressBar progressBar; private javax.swing.JLabel statusAnimationLabel; private javax.swing.JLabel statusMessageLabel; private javax.swing.JPanel statusPanel; // End of variables declaration private final Timer messageTimer; private final Timer busyIconTimer; private final Icon idleIcon; private final Icon[] busyIcons = new Icon[15]; private int busyIconIndex = 0; private JDialog aboutBox; } </code></pre> <p>This is the code which was generated automatically by netbeans for my GUI. </p> <p>So is there something that need to be fixed in it?</p>
 

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