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com.github.wshackle.crcl4java.motoman.ui.TelnetJPanel Maven / Gradle / Ivy
/*
* This software is public domain software, however it is preferred
* that the following disclaimers be attached.
* Software Copywrite/Warranty Disclaimer
*
* This software was developed at the National Institute of Standards and
* Technology by employees of the Federal Government in the course of their
* official duties. Pursuant to title 17 Section 105 of the United States
* Code this software is not subject to copyright protection and is in the
* public domain.
*
* This software is experimental. NIST assumes no responsibility whatsoever
* for its use by other parties, and makes no guarantees, expressed or
* implied, about its quality, reliability, or any other characteristic.
* We would appreciate acknowledgement if the software is used.
* This software can be redistributed and/or modified freely provided
* that any derivative works bear some notice that they are derived from it,
* and any modified versions bear some notice that they have been modified.
*
* See http://www.copyright.gov/title17/92chap1.html#105
*
*/
package com.github.wshackle.crcl4java.motoman.ui;
import java.awt.Font;
import java.io.IOException;
import java.io.InputStream;
import java.io.PrintStream;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.LinkedBlockingQueue;
import java.util.logging.Level;
import java.util.logging.Logger;
/**
*
* @author shackle
*/
public class TelnetJPanel extends javax.swing.JPanel {
private MotomanTelnetClient tc = null;
/**
* Creates new form TelnetJPanel
*/
public TelnetJPanel() {
initComponents();
Font font = this.jTextArea1.getFont();
// System.out.println("font = " + font);
this.jTextArea1.setFont(new Font("Monospaced", Font.PLAIN, 15));
this.jTextField1.setFont(new Font("Monospaced", Font.PLAIN, 15));
font = this.jTextArea1.getFont();
// System.out.println("font = " + font);
font = this.jTextField1.getFont();
// System.out.println("font = " + font);
}
private String host;
private int port;
public void connect() throws IOException {
if (null != tc) {
tc.disconnect();
}
host = jTextFieldHostName.getText();
if(host.trim().length() < 1) {
jTextFieldHostName.setText(MotomanTelnetClient.DEFAULT_MOTOMAN_HOST);
host = MotomanTelnetClient.DEFAULT_MOTOMAN_HOST;
}
try {
port = Integer.parseInt(jTextFieldPort.getText().trim());
} catch (Exception exception) {
port = MotomanTelnetClient.DEFAULT_PORT;
jTextFieldPort.setText(Integer.toString(port));
}
tc = MotomanTelnetClient.defaultMotomanWithHostPort(host, port, getPrintStream(), getInputStream());
if (!jCheckBoxConnect.isSelected()) {
this.jCheckBoxConnect.setSelected(true);
}
}
public void disconnect() throws IOException {
if (null != tc) {
tc.disconnect();
}
tc = null;
if (jCheckBoxConnect.isSelected()) {
this.jCheckBoxConnect.setSelected(false);
}
}
/**
* 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() {
jScrollPane1 = new javax.swing.JScrollPane();
jTextArea1 = new javax.swing.JTextArea();
jTextField1 = new javax.swing.JTextField();
jLabel1 = new javax.swing.JLabel();
jSpinnerMaxLines = new javax.swing.JSpinner();
jCheckBoxPauseOutput = new javax.swing.JCheckBox();
jCheckBoxConnect = new javax.swing.JCheckBox();
jLabel2 = new javax.swing.JLabel();
jTextFieldHostName = new javax.swing.JTextField();
jLabel3 = new javax.swing.JLabel();
jTextFieldPort = new javax.swing.JTextField();
jTextArea1.setEditable(false);
jTextArea1.setColumns(20);
jTextArea1.setRows(5);
jTextArea1.setTabSize(1);
jScrollPane1.setViewportView(jTextArea1);
jTextField1.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jTextField1ActionPerformed(evt);
}
});
jLabel1.setText("Max Lines:");
jSpinnerMaxLines.setValue(250);
jCheckBoxPauseOutput.setText("Pause");
jCheckBoxConnect.setText("Connect");
jCheckBoxConnect.addActionListener(new java.awt.event.ActionListener() {
public void actionPerformed(java.awt.event.ActionEvent evt) {
jCheckBoxConnectActionPerformed(evt);
}
});
jLabel2.setText("Host: ");
jTextFieldHostName.setText("192.168.1.33");
jLabel3.setText("Port: ");
jTextFieldPort.setText("23");
javax.swing.GroupLayout layout = new javax.swing.GroupLayout(this);
this.setLayout(layout);
layout.setHorizontalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addContainerGap()
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(jScrollPane1)
.addComponent(jTextField1)
.addGroup(layout.createSequentialGroup()
.addComponent(jLabel1)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(jSpinnerMaxLines, javax.swing.GroupLayout.PREFERRED_SIZE, 58, javax.swing.GroupLayout.PREFERRED_SIZE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(jCheckBoxPauseOutput)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
.addComponent(jCheckBoxConnect)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(jLabel2)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(jTextFieldHostName, javax.swing.GroupLayout.PREFERRED_SIZE, 102, javax.swing.GroupLayout.PREFERRED_SIZE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(jLabel3)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(jTextFieldPort, javax.swing.GroupLayout.PREFERRED_SIZE, 38, javax.swing.GroupLayout.PREFERRED_SIZE)
.addGap(0, 50, Short.MAX_VALUE)))
.addContainerGap())
);
layout.setVerticalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addGap(11, 11, 11)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jLabel1)
.addComponent(jSpinnerMaxLines, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(jCheckBoxPauseOutput)
.addComponent(jCheckBoxConnect)
.addComponent(jLabel2))
.addGroup(layout.createSequentialGroup()
.addGap(1, 1, 1)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jTextFieldHostName, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(jLabel3)
.addComponent(jTextFieldPort, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
.addComponent(jScrollPane1, javax.swing.GroupLayout.DEFAULT_SIZE, 301, Short.MAX_VALUE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addComponent(jTextField1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addGap(10, 10, 10))
);
}// //GEN-END:initComponents
private void jCheckBoxConnectActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jCheckBoxConnectActionPerformed
try {
if (this.jCheckBoxConnect.isSelected()) {
connect();
} else {
disconnect();
}
} catch (Exception ex) {
Logger.getLogger(TelnetJPanel.class.getName()).log(Level.SEVERE, null, ex);
try {
disconnect();
} catch(Exception ex2) {
}
appendText("Connection to "+host+":"+port +" failed: "+ex +"\n");
}
}//GEN-LAST:event_jCheckBoxConnectActionPerformed
private void jTextField1ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jTextField1ActionPerformed
try {
String line = jTextField1.getText();
inputQueue.put(line + "\r\n");
jTextField1.setText("");
} catch (InterruptedException ex) {
Logger.getLogger(TelnetJPanel.class.getName()).log(Level.SEVERE, null, ex);
}
}//GEN-LAST:event_jTextField1ActionPerformed
private class TelnetJPanelPrintStream extends PrintStream {
final private PrintStream ps;
public TelnetJPanelPrintStream(PrintStream ps) {
super(ps, true);
this.ps = ps;
if (null == ps) {
throw new IllegalArgumentException("PrintStream ps may not be null");
}
}
@Override
public void write(byte[] buf, int off, int len) {
super.write(buf, off, len);
final String s = new String(buf, off, len);
if (javax.swing.SwingUtilities.isEventDispatchThread()) {
appendText(s);
} else {
javax.swing.SwingUtilities.invokeLater(new Runnable() {
@Override
public void run() {
appendText(s);
}
});
}
}
}
final private TelnetJPanelPrintStream printStream = new TelnetJPanelPrintStream(System.out);
public PrintStream getPrintStream() {
return printStream;
}
final java.util.concurrent.LinkedBlockingQueue inputQueue = new LinkedBlockingQueue<>();
private class TelnetJPanelInputStream extends InputStream {
private String curString = null;
private int curPos = -1;
@Override
public int read() throws IOException {
if (curString == null || curPos < 0 || curPos >= curString.length()) {
try {
curString = inputQueue.take();
// System.out.println("curString = " + curString);
curPos = 0;
} catch (InterruptedException ex) {
throw new IOException(ex);
}
}
char c = curString.charAt(curPos);
curPos++;
// System.out.println("c = " + c);
// System.out.println("curPos = " + curPos);
return (int) c;
}
}
private TelnetJPanelInputStream inputStream = new TelnetJPanelInputStream();
public InputStream getInputStream() {
return inputStream;
}
List logLines = new ArrayList<>();
// private static String tabsToSpaces(String in) {
// return in.replaceAll("[\t]", "\\t").replaceAll("[ ]", "|s|");
//// String sa[] = in.split("\t");
//// String out = sa[0];
//// for (int i = 1; i < sa.length; i++) {
//// switch (out.length() % 4) {
//// case 0:
//// out = out + " " + sa[i];
//// break;
////
//// case 1:
//// out = out + " " + sa[i];
//// break;
////
//// case 2:
//// out = out + " " + sa[i];
//// break;
////
//// case 3:
//// out = out + " " + sa[i];
//// break;
////
//// }
//// }
////
//// System.out.println("sa = " + Arrays.toString(sa));
//// System.out.println("in = " + in);
//// System.out.println("out = " + out);
//// return out;
// }
private void appendLine(String l) {
int maxLines = 100;
try {
maxLines = (int) jSpinnerMaxLines.getValue();
if (maxLines < 1) {
jSpinnerMaxLines.setValue(1);
maxLines = 1;
}
} catch (Exception e) {
}
if (logLines.size() < maxLines) {
addLogLine(l);
if (!jCheckBoxPauseOutput.isSelected()) {
jTextArea1.append(l);
}
} else {
while (logLines.size() >= maxLines) {
logLines.remove(0);
}
addLogLine(l);
StringBuilder sb = new StringBuilder();
for (int i = 0; i < logLines.size(); i++) {
sb.append(logLines.get(i));
}
if (!jCheckBoxPauseOutput.isSelected()) {
jTextArea1.setText(sb.toString());
}
}
if (!jCheckBoxPauseOutput.isSelected()) {
jTextArea1.setCaretPosition(jTextArea1.getText().length());
}
}
private void addLogLine(String l) {
if (logLines.size() > 0) {
String lastLine = logLines.get(logLines.size() - 1);
if (lastLine.endsWith("\n")) {
logLines.add(l);
} else {
logLines.set(logLines.size() - 1, lastLine + l);
}
} else {
logLines.add(l);
}
}
public void appendText(String text) {
String txt2 = text.replace("\r\n", "\n");
String lines[] = txt2.split("\n");
if (lines.length <= 1 || (lines.length == 2) && lines[1].length() < 1) {
appendLine(txt2);
} else {
for (int i = 0; i < lines.length; i++) {
String line = lines[i];
if (i < lines.length - 1 || txt2.endsWith("\n")) {
appendLine(line + System.lineSeparator());
} else {
appendLine(line);
}
}
}
}
// Variables declaration - do not modify//GEN-BEGIN:variables
private javax.swing.JCheckBox jCheckBoxConnect;
private javax.swing.JCheckBox jCheckBoxPauseOutput;
private javax.swing.JLabel jLabel1;
private javax.swing.JLabel jLabel2;
private javax.swing.JLabel jLabel3;
private javax.swing.JScrollPane jScrollPane1;
private javax.swing.JSpinner jSpinnerMaxLines;
private javax.swing.JTextArea jTextArea1;
private javax.swing.JTextField jTextField1;
private javax.swing.JTextField jTextFieldHostName;
private javax.swing.JTextField jTextFieldPort;
// End of variables declaration//GEN-END:variables
}
