2022.1

In the following script, the contents of the data sample file are copied in uppercase to a
temporary file.
try{
// Open a reader
var reader = openTextReader(data.filename);
// Create a temporary file
var tmpFile = createTmpFile();
// Open a writer on the temporary file
var writer = openTextWriter(tmpFile.getPath());
try{
var line = null; // Current line
/* read line by line and readLine will return null at the end of
the file */
while( (line = reader.readLine()) != null ){
// Edit the line
line = line.toUpperCase();
// Write the result in the temporary file
writer.write(line);
// add a new line
writer.newLine();
}
}
finally{
// Close the writer of the temporary file
writer.close();
}
}
finally{
// Close the reader
reader.close();
}
deleteFile(data.filename);
tmpFile.move(data.filename);
deleteFile()
Function that is used to delete a file.
deleteFile(filename)
filename
String that specifies the path and file name of the file to be deleted.
Page 467