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Step Count and Memory Window enhancements
Introduces several changes requested by Mario Keller. The simulator now has a variable step count that can be selected by a drop-down box on the main window. This change also displays ASCII characters in the Memory window.
This commit is contained in:
Seth Morabito
parent
2835deb00f
commit
6a50476bfe
14
README.md
14
README.md
@ -1,12 +1,11 @@
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SYMON - A 6502 System Simulator
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===============================
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**NOTE: THIS IS BETA QUALITY SOFTWARE UNDER ACTIVE DEVELOPMENT. Feedback is
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welcome!**
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**NOTE: THIS SOFTWARE IS UNDER ACTIVE DEVELOPMENT. Feedback is welcome!**
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**Version:** 0.8.4
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**Version:** 0.8.5
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**Last Updated:** 4 March, 2013
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**Last Updated:** 30 March, 2013
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Copyright (c) 2008-2013 Seth J. Morabito <web@loomcom.com>
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@ -98,7 +97,7 @@ Maven will build Symon, run unit tests, and produce a jar file in the
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Symon is meant to be invoked directly from the jar file. To run with
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Java 1.5 or greater, just type:
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$ java -jar symon-0.8.4.jar
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$ java -jar symon-0.8.5.jar
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When Symon is running, you should be presented with a simple graphical
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interface.
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@ -140,6 +139,9 @@ running.
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## 5.0 Revision History
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- **0.8.5:** 30 March, 2013 - ASCII display for memory window.
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Allows user to select a step count from a drop-down box.
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- **0.8.4:** 4 March, 2013 - Fix for ZPX, ZPY display in the trace log
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(change contributed by jsissom)
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@ -169,7 +171,7 @@ running.
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- Feedback (in the form of dialogs, status bar, etc).
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- Better debugging tools from the UI, including breakpoints
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and disassebly.
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and disassembly.
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- More accurate timing.
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4
pom.xml
4
pom.xml
@ -4,7 +4,7 @@
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<groupId>com.loomcom.symon</groupId>
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<artifactId>symon</artifactId>
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<packaging>jar</packaging>
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<version>0.8.4</version>
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<version>0.8.5</version>
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<name>symon</name>
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<url>http://www.loomcom.com/symon</url>
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<properties>
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@ -38,7 +38,7 @@
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<dependency>
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<groupId>junit</groupId>
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<artifactId>junit</artifactId>
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<version>4.7</version>
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<version>4.10</version>
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<scope>test</scope>
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</dependency>
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<dependency>
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Before Width: | Height: | Size: 35 KiB After Width: | Height: | Size: 34 KiB |
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Before Width: | Height: | Size: 145 KiB After Width: | Height: | Size: 239 KiB |
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Before Width: | Height: | Size: 26 KiB After Width: | Height: | Size: 37 KiB |
@ -29,16 +29,12 @@ public interface Preferences {
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public static final int DEFAULT_PROGRAM_LOAD_ADDRESS = 0x0300;
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public static final int DEFAULT_BORDER_WIDTH = 10;
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public static final boolean DEFAULT_HALT_ON_BREAK = true;
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public JDialog getDialog();
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public int getProgramStartAddress();
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public int getBorderWidth();
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public boolean getHaltOnBreak();
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public void updateUi();
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@ -37,6 +37,8 @@ import javax.swing.*;
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import javax.swing.border.EmptyBorder;
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import java.awt.*;
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import java.awt.event.*;
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import java.beans.PropertyChangeEvent;
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import java.beans.PropertyChangeListener;
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import java.io.*;
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import java.util.Observable;
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import java.util.Observer;
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@ -51,7 +53,7 @@ import java.util.logging.Logger;
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* and a simulated ACIA for serial I/O. The ACIA is attached to a dumb terminal
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* with a basic 80x25 character display.
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*/
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public class Simulator implements Observer {
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public class Simulator {
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// Constants used by the simulated system. These define the memory map.
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private static final int BUS_BOTTOM = 0x0000;
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@ -71,8 +73,10 @@ public class Simulator implements Observer {
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private static final int ROM_BASE = 0xC000;
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private static final int ROM_SIZE = 0x4000;
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private static final int DEFAULT_FONT_SIZE = 12;
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private static final Font DEFAULT_FONT = new Font(Font.MONOSPACED, Font.PLAIN, DEFAULT_FONT_SIZE);
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// UI constants
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private static final int DEFAULT_FONT_SIZE = 12;
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private static final Font DEFAULT_FONT = new Font(Font.MONOSPACED, Font.PLAIN, DEFAULT_FONT_SIZE);
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private static final int CONSOLE_BORDER_WIDTH = 10;
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// Since it is very expensive to update the UI with Swing's Event Dispatch Thread, we can't afford
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// to refresh the status view on every simulated clock cycle. Instead, we will only refresh the status view
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@ -99,6 +103,9 @@ public class Simulator implements Observer {
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// requested
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private int stepsSinceLastUpdate = 0;
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// The number of steps to run per click of the "Step" button
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private int stepsPerClick = 1;
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/**
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* The Main Window is the primary control point for the simulator.
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* It is in charge of the menu, and sub-windows. It also shows the
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@ -130,10 +137,16 @@ public class Simulator implements Observer {
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private JButton runStopButton;
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private JButton stepButton;
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private JButton resetButton;
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private JComboBox stepCountBox;
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private JFileChooser fileChooser;
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private PreferencesDialog preferences;
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/**
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* The list of step counts that will appear in the "Step" drop-down.
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*/
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private static final String[] STEPS = {"1", "5", "10", "20", "50", "100"};
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public Simulator() throws MemoryRangeException, IOException {
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this.acia = new Acia(ACIA_BASE);
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this.via = new Via(VIA_BASE);
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@ -172,10 +185,11 @@ public class Simulator implements Observer {
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this.console = new com.loomcom.symon.ui.Console(80, 25, DEFAULT_FONT);
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this.statusPane = new StatusPanel();
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console.setBorderWidth(CONSOLE_BORDER_WIDTH);
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// File Chooser
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fileChooser = new JFileChooser(System.getProperty("user.dir"));
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preferences = new PreferencesDialog(mainWindow, true);
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preferences.addObserver(this);
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// Panel for Console and Buttons
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JPanel consoleContainer = new JPanel();
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@ -189,8 +203,22 @@ public class Simulator implements Observer {
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stepButton = new JButton("Step");
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resetButton = new JButton("Reset");
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stepCountBox = new JComboBox(STEPS);
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stepCountBox.addActionListener(new ActionListener() {
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public void actionPerformed(ActionEvent actionEvent) {
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try {
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JComboBox cb = (JComboBox) actionEvent.getSource();
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stepsPerClick = Integer.parseInt((String) cb.getSelectedItem());
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} catch (NumberFormatException ex) {
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stepsPerClick = 1;
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stepCountBox.setSelectedIndex(0);
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}
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}
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});
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buttonContainer.add(runStopButton);
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buttonContainer.add(stepButton);
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buttonContainer.add(stepCountBox);
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buttonContainer.add(resetButton);
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// Left side - console
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@ -215,7 +243,7 @@ public class Simulator implements Observer {
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stepButton.addActionListener(new ActionListener() {
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public void actionPerformed(ActionEvent actionEvent) {
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handleStep();
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handleStep(stepsPerClick);
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}
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});
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@ -290,11 +318,13 @@ public class Simulator implements Observer {
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}
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/**
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* Step once, and immediately refresh the UI.
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* Step the requested number of times, and immediately refresh the UI.
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*/
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private void handleStep() {
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private void handleStep(int numSteps) {
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try {
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step();
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for (int i = 0; i < numSteps; i++) {
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step();
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}
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SwingUtilities.invokeLater(new Runnable() {
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public void run() {
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if (traceLog.isVisible()) {
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@ -378,24 +408,6 @@ public class Simulator implements Observer {
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});
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}
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/**
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* The configuration has changed. Re-load.
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*
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* @param observable
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* @param o
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*/
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public void update(Observable observable, Object o) {
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// Instance equality should work here, there is only one instance.
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if (observable == preferences) {
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int oldBorderWidth = console.getBorderWidth();
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if (oldBorderWidth != preferences.getBorderWidth()) {
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// Resize the main window if the border width has changed.
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console.setBorderWidth(preferences.getBorderWidth());
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mainWindow.pack();
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}
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}
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}
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/**
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* Main entry point to the simulator. Creates a simulator and shows the main
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* window.
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@ -441,6 +453,7 @@ public class Simulator implements Observer {
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public void run() {
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// Don't allow step while the simulator is running
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stepButton.setEnabled(false);
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stepCountBox.setEnabled(false);
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menuBar.simulatorDidStart();
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// Toggle the state of the run button
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runStopButton.setText("Stop");
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@ -461,6 +474,7 @@ public class Simulator implements Observer {
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statusPane.updateState(cpu);
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runStopButton.setText("Run");
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stepButton.setEnabled(true);
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stepCountBox.setEnabled(true);
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if (traceLog.isVisible()) {
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traceLog.refresh();
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}
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@ -28,11 +28,19 @@ import com.loomcom.symon.exceptions.MemoryAccessException;
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import com.loomcom.symon.util.HexUtil;
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import javax.swing.*;
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import javax.swing.border.Border;
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import javax.swing.border.CompoundBorder;
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import javax.swing.border.EmptyBorder;
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import javax.swing.border.MatteBorder;
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import javax.swing.table.AbstractTableModel;
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import javax.swing.table.DefaultTableCellRenderer;
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import javax.swing.table.TableCellRenderer;
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import javax.swing.table.TableModel;
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import javax.swing.text.JTextComponent;
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import java.awt.*;
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import java.awt.event.ActionEvent;
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import java.awt.event.ActionListener;
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import java.util.EventObject;
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import java.util.logging.Level;
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import java.util.logging.Logger;
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@ -45,8 +53,22 @@ public class MemoryWindow extends JFrame implements ActionListener {
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private MemoryTableModel memoryTableModel;
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private JTable memoryTable;
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private JTextField pageNumberTextField;
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private JButton previousPageButton;
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private JButton nextPageButton;
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private static final Dimension MINIMUM_SIZE = new Dimension(380, 400);
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private static final Dimension MINIMUM_SIZE = new Dimension(320, 600);
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// The width of column 0 (address), in pixels
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private static final int ADDR_COL_WIDTH = 48;
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private static final int HEX_COL_WIDTH = 32;
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// The width of the ASCII cells, in pixels
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private static final int ASCII_COL_WIDTH = 8;
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// The start/end columns of the ASCII view
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private static final int ASCII_COL_START = 9;
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private static final int ASCII_COL_END = 16;
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/**
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* Initialize a new MemoryWindow frame with the specified Bus.
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@ -81,8 +103,12 @@ public class MemoryWindow extends JFrame implements ActionListener {
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* Set the contents of the page number text field with the current
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* page number, in hex.
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*/
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private void updatePageNumberTextField() {
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pageNumberTextField.setText(HexUtil.byteToHex(getPageNumber()));
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private void updateControls() {
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int pageNumber = getPageNumber();
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previousPageButton.setEnabled(pageNumber > 0x00);
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nextPageButton.setEnabled(pageNumber < 0xff);
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pageNumberTextField.setText(HexUtil.byteToHex(pageNumber));
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}
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/**
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@ -90,35 +116,54 @@ public class MemoryWindow extends JFrame implements ActionListener {
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*/
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private void createUi() {
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setTitle("Memory Contents");
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this.memoryTable = new JTable(memoryTableModel);
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this.memoryTable = new MemoryTable(memoryTableModel);
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memoryTable.setDragEnabled(false);
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memoryTable.setCellSelectionEnabled(false);
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memoryTable.setShowGrid(true);
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memoryTable.setShowHorizontalLines(true);
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memoryTable.setShowVerticalLines(true);
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memoryTable.setGridColor(Color.LIGHT_GRAY);
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memoryTable.setIntercellSpacing(new Dimension(0, 0));
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memoryTable.getTableHeader().setReorderingAllowed(false);
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memoryTable.getTableHeader().setResizingAllowed(false);
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memoryTable.getTableHeader().setVisible(false);
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memoryTable.getColumnModel().getColumn(0).setMaxWidth(ADDR_COL_WIDTH);
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for (int i = 1; i < ASCII_COL_START; i++) {
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memoryTable.getColumnModel().getColumn(i).setMaxWidth(HEX_COL_WIDTH);
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}
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for (int i = ASCII_COL_START; i <= ASCII_COL_END; i++) {
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memoryTable.getColumnModel().getColumn(i).setMaxWidth(ASCII_COL_WIDTH);
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}
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MemoryTableCellRenderer memoryTableCellRenderer = new MemoryTableCellRenderer();
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memoryTableCellRenderer.setHorizontalAlignment(JLabel.CENTER);
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memoryTable.setDefaultRenderer(String.class, memoryTableCellRenderer);
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// Turn off tool-tips for the table.
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ToolTipManager.sharedInstance().unregisterComponent(memoryTable);
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ToolTipManager.sharedInstance().unregisterComponent(memoryTable.getTableHeader());
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JLabel pageNumberLabel = new JLabel("Page Number");
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JLabel pageNumberLabel = new JLabel("Page");
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pageNumberTextField = new JTextField(8);
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pageNumberTextField.addActionListener(this);
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updatePageNumberTextField();
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nextPageButton = new JButton("Next >>");
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previousPageButton = new JButton("<< Prev");
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nextPageButton.addActionListener(this);
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previousPageButton.addActionListener(this);
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updateControls();
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JPanel controlPanel = new JPanel();
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JPanel memoryPanel = new JPanel();
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memoryPanel.setLayout(new BorderLayout());
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memoryPanel.setBorder(new EmptyBorder(10, 10, 10, 10));
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controlPanel.add(previousPageButton);
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controlPanel.add(pageNumberLabel);
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controlPanel.add(pageNumberTextField);
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controlPanel.add(nextPageButton);
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JScrollPane scrollPane = new JScrollPane(memoryTable);
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scrollPane.setVerticalScrollBarPolicy(JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED);
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@ -131,7 +176,8 @@ public class MemoryWindow extends JFrame implements ActionListener {
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getContentPane().add(memoryPanel, BorderLayout.CENTER);
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setMinimumSize(MINIMUM_SIZE);
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setPreferredSize(MINIMUM_SIZE);
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memoryPanel.setPreferredSize(memoryTable.getPreferredSize());
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setPreferredSize(memoryPanel.getPreferredSize());
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pack();
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}
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@ -142,8 +188,21 @@ public class MemoryWindow extends JFrame implements ActionListener {
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* @param e The action event
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*/
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public void actionPerformed(ActionEvent e) {
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if (e.getSource() == pageNumberTextField) {
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if (e.getSource() == previousPageButton) {
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int currentPage = getPageNumber();
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if (currentPage > 0x00) {
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setPageNumber(currentPage - 1);
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updateControls();
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memoryTable.updateUI();
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}
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} else if (e.getSource() == nextPageButton) {
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int currentPage = getPageNumber();
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if (currentPage < 0xff) {
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setPageNumber(currentPage + 1);
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updateControls();
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memoryTable.updateUI();
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}
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} else if (e.getSource() == pageNumberTextField) {
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String pageNumberInput = pageNumberTextField.getText();
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try {
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// Try to parse a hex value out of the pageNumber.
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@ -156,7 +215,50 @@ public class MemoryWindow extends JFrame implements ActionListener {
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Logger.getLogger(this.getClass().getName()).log(Level.WARNING, "Can't parse page number " +
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pageNumberInput);
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}
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updatePageNumberTextField();
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updateControls();
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}
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}
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/**
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* A JTable that will automatically select all text in a cell
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* being edited.
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*/
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private class MemoryTable extends JTable {
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public MemoryTable(TableModel tableModel) {
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super(tableModel);
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}
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@Override
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public boolean editCellAt(int row, int col, EventObject e) {
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boolean result = super.editCellAt(row, col, e);
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final Component editor = getEditorComponent();
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if (editor != null && editor instanceof JTextComponent) {
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((JTextComponent) editor).selectAll();
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}
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return result;
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}
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}
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private class MemoryTableCellRenderer extends DefaultTableCellRenderer {
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@Override
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public Component getTableCellRendererComponent(JTable table, Object value,
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boolean isSelected, boolean hasFocus,
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int row, int col) {
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final Component cell = super.getTableCellRendererComponent(table, value,
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isSelected, hasFocus,
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row, col);
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if (isSelected) {
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cell.setBackground(Color.LIGHT_GRAY);
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cell.setForeground(Color.BLACK);
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}
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return cell;
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}
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}
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@ -168,7 +270,7 @@ public class MemoryWindow extends JFrame implements ActionListener {
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private Bus bus;
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private int pageNumber;
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private static final int COLUMN_COUNT = 9;
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private static final int COLUMN_COUNT = 17;
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private static final int ROW_COUNT = 32;
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public MemoryTableModel(Bus bus) {
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@ -213,15 +315,19 @@ public class MemoryWindow extends JFrame implements ActionListener {
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@Override
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public boolean isCellEditable(int row, int column) {
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return column > 0;
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return (column > 0 && column < ASCII_COL_START);
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}
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public Object getValueAt(int row, int column) {
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try {
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if (column == 0) {
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return HexUtil.wordToHex(fullAddress(row, 1));
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} else {
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} else if (column < 9) {
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// Display hex value of the data
|
||||
return HexUtil.byteToHex(bus.read(fullAddress(row, column)));
|
||||
} else {
|
||||
// Display the ASCII equivalent (if printable)
|
||||
return HexUtil.byteToAscii(bus.read(fullAddress(row, column - 8)));
|
||||
}
|
||||
} catch (MemoryAccessException ex) {
|
||||
return "??";
|
||||
@ -234,7 +340,7 @@ public class MemoryWindow extends JFrame implements ActionListener {
|
||||
try {
|
||||
String hexValue = (String)o;
|
||||
int fullAddress = fullAddress(row, column);
|
||||
int newValue = Integer.parseInt(hexValue, 16);
|
||||
int newValue = Integer.parseInt(hexValue, 16) & 0xff;
|
||||
bus.write(fullAddress, newValue);
|
||||
} catch (MemoryAccessException ex) {
|
||||
;
|
||||
|
||||
@ -40,10 +40,8 @@ public class PreferencesDialog extends Observable implements Preferences {
|
||||
|
||||
private JCheckBox haltOnBreakCheckBox;
|
||||
private JTextField programLoadAddressField;
|
||||
private JTextField borderWidthField;
|
||||
|
||||
private int programLoadAddress = DEFAULT_PROGRAM_LOAD_ADDRESS;
|
||||
private int borderWidth = DEFAULT_BORDER_WIDTH;
|
||||
private boolean haltOnBreak = DEFAULT_HALT_ON_BREAK;
|
||||
|
||||
public PreferencesDialog(Frame parent, boolean modal) {
|
||||
@ -72,14 +70,11 @@ public class PreferencesDialog extends Observable implements Preferences {
|
||||
|
||||
final JLabel haltOnBreakLabel = new JLabel("Halt on BRK");
|
||||
final JLabel programLoadAddressLabel = new JLabel("Program Load Address");
|
||||
final JLabel borderWidthLabel = new JLabel("Console Border Width");
|
||||
|
||||
haltOnBreakCheckBox = new JCheckBox();
|
||||
programLoadAddressField = new JTextField(8);
|
||||
borderWidthField = new JTextField(8);
|
||||
|
||||
programLoadAddressLabel.setLabelFor(programLoadAddressField);
|
||||
borderWidthLabel.setLabelFor(borderWidthField);
|
||||
|
||||
GridBagConstraints constraints = new GridBagConstraints();
|
||||
|
||||
@ -99,17 +94,9 @@ public class PreferencesDialog extends Observable implements Preferences {
|
||||
constraints.gridx = 1;
|
||||
settingsContainer.add(programLoadAddressField, constraints);
|
||||
|
||||
constraints.gridy = 2;
|
||||
constraints.gridx = 0;
|
||||
settingsContainer.add(borderWidthLabel, constraints);
|
||||
|
||||
constraints.gridx = 1;
|
||||
settingsContainer.add(borderWidthField, constraints);
|
||||
|
||||
JButton applyButton = new JButton("Apply");
|
||||
JButton cancelButton = new JButton("Cancel");
|
||||
|
||||
|
||||
cancelButton.addActionListener(new ActionListener() {
|
||||
public void actionPerformed(ActionEvent actionEvent) {
|
||||
updateUi();
|
||||
@ -121,7 +108,6 @@ public class PreferencesDialog extends Observable implements Preferences {
|
||||
public void actionPerformed(ActionEvent actionEvent) {
|
||||
haltOnBreak = haltOnBreakCheckBox.isSelected();
|
||||
programLoadAddress = hexToInt(programLoadAddressField.getText());
|
||||
borderWidth = Integer.parseInt(borderWidthField.getText());
|
||||
updateUi();
|
||||
// TODO: Actually check to see if values have changed, don't assume.
|
||||
setChanged();
|
||||
@ -143,13 +129,6 @@ public class PreferencesDialog extends Observable implements Preferences {
|
||||
return programLoadAddress;
|
||||
}
|
||||
|
||||
/**
|
||||
* @return The width of the console border, in pixels.
|
||||
*/
|
||||
public int getBorderWidth() {
|
||||
return borderWidth;
|
||||
}
|
||||
|
||||
/**
|
||||
* @return True if 'halt on break' is desired, false otherwise.
|
||||
*/
|
||||
@ -160,7 +139,6 @@ public class PreferencesDialog extends Observable implements Preferences {
|
||||
public void updateUi() {
|
||||
haltOnBreakCheckBox.setSelected(haltOnBreak);
|
||||
programLoadAddressField.setText(intToHex(programLoadAddress));
|
||||
borderWidthField.setText(Integer.toString(borderWidth));
|
||||
}
|
||||
|
||||
private String intToHex(int i) {
|
||||
|
||||
@ -42,38 +42,67 @@ package com.loomcom.symon.util;
|
||||
*
|
||||
*/
|
||||
public class HexUtil {
|
||||
private static final String[] HEX_CONSTANTS = {"00", "01", "02", "03", "04", "05", "06", "07",
|
||||
"08", "09", "0A", "0B", "0C", "0D", "0E", "0F",
|
||||
"10", "11", "12", "13", "14", "15", "16", "17",
|
||||
"18", "19", "1A", "1B", "1C", "1D", "1E", "1F",
|
||||
"20", "21", "22", "23", "24", "25", "26", "27",
|
||||
"28", "29", "2A", "2B", "2C", "2D", "2E", "2F",
|
||||
"30", "31", "32", "33", "34", "35", "36", "37",
|
||||
"38", "39", "3A", "3B", "3C", "3D", "3E", "3F",
|
||||
"40", "41", "42", "43", "44", "45", "46", "47",
|
||||
"48", "49", "4A", "4B", "4C", "4D", "4E", "4F",
|
||||
"50", "51", "52", "53", "54", "55", "56", "57",
|
||||
"58", "59", "5A", "5B", "5C", "5D", "5E", "5F",
|
||||
"60", "61", "62", "63", "64", "65", "66", "67",
|
||||
"68", "69", "6A", "6B", "6C", "6D", "6E", "6F",
|
||||
"70", "71", "72", "73", "74", "75", "76", "77",
|
||||
"78", "79", "7A", "7B", "7C", "7D", "7E", "7F",
|
||||
"80", "81", "82", "83", "84", "85", "86", "87",
|
||||
"88", "89", "8A", "8B", "8C", "8D", "8E", "8F",
|
||||
"90", "91", "92", "93", "94", "95", "96", "97",
|
||||
"98", "99", "9A", "9B", "9C", "9D", "9E", "9F",
|
||||
"A0", "A1", "A2", "A3", "A4", "A5", "A6", "A7",
|
||||
"A8", "A9", "AA", "AB", "AC", "AD", "AE", "AF",
|
||||
"B0", "B1", "B2", "B3", "B4", "B5", "B6", "B7",
|
||||
"B8", "B9", "BA", "BB", "BC", "BD", "BE", "BF",
|
||||
"C0", "C1", "C2", "C3", "C4", "C5", "C6", "C7",
|
||||
"C8", "C9", "CA", "CB", "CC", "CD", "CE", "CF",
|
||||
"D0", "D1", "D2", "D3", "D4", "D5", "D6", "D7",
|
||||
"D8", "D9", "DA", "DB", "DC", "DD", "DE", "DF",
|
||||
"E0", "E1", "E2", "E3", "E4", "E5", "E6", "E7",
|
||||
"E8", "E9", "EA", "EB", "EC", "ED", "EE", "EF",
|
||||
"F0", "F1", "F2", "F3", "F4", "F5", "F6", "F7",
|
||||
"F8", "F9", "FA", "FB", "FC", "FD", "FE", "FF"};
|
||||
|
||||
static final String NON_PRINTABLE = ".";
|
||||
|
||||
static final String[] ASCII_CONSTANTS = {" ", "!", "\"", "#", "$", "%", "&", "'",
|
||||
"(", ")", "*", "+", ",", "-", ".", "/",
|
||||
"0", "1", "2", "3", "4", "5", "6", "7",
|
||||
"8", "9", ":", ";", "<", "=", ">", "?",
|
||||
"@", "A", "B", "C", "D", "E", "F", "G",
|
||||
"H", "I", "J", "K", "L", "M", "N", "O",
|
||||
"P", "Q", "R", "S", "T", "U", "V", "W",
|
||||
"X", "Y", "Z", "[", "\\", "]", "^", "_",
|
||||
"`", "a", "b", "c", "d", "e", "f", "g",
|
||||
"h", "i", "j", "k", "l", "m", "n", "o",
|
||||
"p", "q", "r", "s", "t", "u", "v", "w",
|
||||
"x", "y", "z", "{", "|", "}", "~"};
|
||||
|
||||
static final String[] HEX_CONSTANTS = {"00", "01", "02", "03", "04", "05", "06", "07",
|
||||
"08", "09", "0A", "0B", "0C", "0D", "0E", "0F",
|
||||
"10", "11", "12", "13", "14", "15", "16", "17",
|
||||
"18", "19", "1A", "1B", "1C", "1D", "1E", "1F",
|
||||
"20", "21", "22", "23", "24", "25", "26", "27",
|
||||
"28", "29", "2A", "2B", "2C", "2D", "2E", "2F",
|
||||
"30", "31", "32", "33", "34", "35", "36", "37",
|
||||
"38", "39", "3A", "3B", "3C", "3D", "3E", "3F",
|
||||
"40", "41", "42", "43", "44", "45", "46", "47",
|
||||
"48", "49", "4A", "4B", "4C", "4D", "4E", "4F",
|
||||
"50", "51", "52", "53", "54", "55", "56", "57",
|
||||
"58", "59", "5A", "5B", "5C", "5D", "5E", "5F",
|
||||
"60", "61", "62", "63", "64", "65", "66", "67",
|
||||
"68", "69", "6A", "6B", "6C", "6D", "6E", "6F",
|
||||
"70", "71", "72", "73", "74", "75", "76", "77",
|
||||
"78", "79", "7A", "7B", "7C", "7D", "7E", "7F",
|
||||
"80", "81", "82", "83", "84", "85", "86", "87",
|
||||
"88", "89", "8A", "8B", "8C", "8D", "8E", "8F",
|
||||
"90", "91", "92", "93", "94", "95", "96", "97",
|
||||
"98", "99", "9A", "9B", "9C", "9D", "9E", "9F",
|
||||
"A0", "A1", "A2", "A3", "A4", "A5", "A6", "A7",
|
||||
"A8", "A9", "AA", "AB", "AC", "AD", "AE", "AF",
|
||||
"B0", "B1", "B2", "B3", "B4", "B5", "B6", "B7",
|
||||
"B8", "B9", "BA", "BB", "BC", "BD", "BE", "BF",
|
||||
"C0", "C1", "C2", "C3", "C4", "C5", "C6", "C7",
|
||||
"C8", "C9", "CA", "CB", "CC", "CD", "CE", "CF",
|
||||
"D0", "D1", "D2", "D3", "D4", "D5", "D6", "D7",
|
||||
"D8", "D9", "DA", "DB", "DC", "DD", "DE", "DF",
|
||||
"E0", "E1", "E2", "E3", "E4", "E5", "E6", "E7",
|
||||
"E8", "E9", "EA", "EB", "EC", "ED", "EE", "EF",
|
||||
"F0", "F1", "F2", "F3", "F4", "F5", "F6", "F7",
|
||||
"F8", "F9", "FA", "FB", "FC", "FD", "FE", "FF"};
|
||||
|
||||
/**
|
||||
* Very fast 8-bit int to ASCII conversion.
|
||||
* @param val The value of an ASCII character.
|
||||
* @return A string representing the ASCII character.
|
||||
*/
|
||||
public static String byteToAscii(int val) {
|
||||
if (val >= 32 && val <= 126) {
|
||||
return ASCII_CONSTANTS[val - 32];
|
||||
} else {
|
||||
return NON_PRINTABLE;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Very fast 8-bit int to hex conversion, with zero-padded output.
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user