void doExeCommand() {
JViewport viewport = scrollPane.getViewport();
String strContent = new String();
PSlider slider;
int i;
File fp = new File(dataFile);
RandomAccessFile access = null;
Runtime program = Runtime.getRuntime();
String cmdTrigger = "trigger";
boolean delete = fp.delete();
try {
fp.createNewFile();
} catch (IOException ie) {
System.err.println("Couldn't create the new file " + ie);
// System.exit(-1);;
}
try {
access = new RandomAccessFile(fp, "rw");
} catch (IOException ie) {
System.err.println("Error in accessing the file " + ie);
// System.exit(-1);;
}
for (i = 0; i < COMPONENTS; i++) {
slider = (PSlider) vSlider.elementAt(i);
/* Modified on March 20th to satisfy advisors' new request */
if (slider.isString == true) strContent = strContent + slider.getRealStringValue() + " ";
else strContent = strContent + slider.getValue() + " ";
}
// Get value of the radio button group
if (firstBox.isSelected() == true) strContent = strContent + "1";
else strContent = strContent + "0";
try {
access.writeBytes(strContent);
access.close();
} catch (IOException ie) {
System.err.println("Error in writing to file " + ie);
// System.exit(-1);;
}
// Trigger the OpenGL program to update with new values
try {
Process pid = program.exec(cmdTrigger);
} catch (IOException ie) {
System.err.println("Couldn't run " + ie);
// System.exit(-1);;
}
doSourceFileUpdate();
}
void doSourceFileUpdate() {
BufferedReader bufferIn = null;
String str1 = new String();
String strContent = new String();
String sliderValue = new String();
String newLine = System.getProperty("line.separator");
StringBuffer strBuf = new StringBuffer();
RandomAccessFile access = null;
String tempFile = "temp" + round + ".html";
File fp = new File(tempFile);
boolean firstChoice = true;
int posFound = 0;
int i = 0;
PSlider slider;
// round += 1;
// Read the original source file to input buffer
try {
bufferIn = new BufferedReader(new FileReader(exampleSource));
} catch (FileNotFoundException fe) {
System.err.println("Example Source File not found " + fe);
// System.exit(-1);;
}
// get the first line of the buffer.
try {
str1 = bufferIn.readLine();
} catch (IOException ie) {
System.err.println("Error reading line from the buffer " + ie);
// System.exit(-1);;
}
// Transfer the whole content of the input buffer to the string
try {
do strContent += str1 + newLine;
while ((str1 = bufferIn.readLine()) != null);
} catch (IOException ie) {
System.err.println("Error readding content of the input buffer " + ie);
// System.exit(-1);;
}
// do the replacement.
// First having to update the code part that is active in this section before
// doing variables updated. Look at the current active radiobutton to make decision
if (secondBox.isSelected() == true) firstChoice = false;
if (firstChoice == true) {
String tempStr = new String();
strBuf = new StringBuffer(strContent);
posFound = strContent.indexOf(textStr2);
tempStr =
"<font color=blue>/***********" + newLine + textStr2 + newLine + "***********/</font>";
strBuf.replace(posFound, posFound + textStr2.length(), tempStr);
strContent = new String(strBuf);
} else {
String tempStr = new String();
strBuf = new StringBuffer(strContent);
posFound = strContent.indexOf(textStr1);
tempStr =
"<font color=blue>/***********" + newLine + textStr1 + newLine + "***********/</font>";
strBuf.replace(posFound, posFound + textStr1.length(), tempStr);
strContent = new String(strBuf);
}
for (i = COMPONENTS; i > 0; i--) {
// get the current value of slider
slider = (PSlider) vSlider.elementAt(i - 1);
sliderValue = slider.getValue();
// construct the search string
str1 = "JPOT$" + i;
// get the position of the search string in the content string.
while ((posFound = strContent.indexOf(str1)) != -1) {
strBuf = new StringBuffer(strContent);
strBuf.replace(posFound, posFound + str1.length(), sliderValue);
strContent = new String(strBuf);
}
}
boolean delete = fp.delete();
try {
fp.createNewFile();
} catch (IOException ie) {
System.err.println("Couldn't create the new file " + ie);
// System.exit(-1);;
}
try {
access = new RandomAccessFile(fp, "rw");
} catch (IOException ie) {
System.err.println("Error in accessing the file " + ie);
// System.exit(-1);;
}
try {
access.writeBytes(strContent);
access.close();
} catch (IOException ie) {
System.err.println("Error in writing to file " + ie);
// System.exit(-1);;
}
try {
textPane.getDocument().putProperty(Document.StreamDescriptionProperty, null);
URL url = new URL("file:" + tempFile + "#gohere");
textPane.setPage(url);
delete = fp.delete();
} catch (IOException ie) {
System.err.println("Can not get the example html file " + ie);
// System.exit(-1);;
}
}