/** report progress */
public void setReportProgress(boolean reportProgress) {
if (reportProgress) {
if (progress == null) {
if (!fileName.startsWith(PREFIX_TO_INDICATE_TO_PARSE_FILENAME_STRING))
progress = new ProgressPercentage("Processing file: " + fileName, getMaximumProgress());
else progress = new ProgressPercentage("Processing string", getMaximumProgress());
}
} else {
if (progress != null) {
progress.close();
progress = null;
}
}
}
/**
* gets the next line in the file
*
* @return next line
*/
public String next() {
if (pushedBackLine != null) {
String value = pushedBackLine;
pushedBackLine = null;
return value;
}
if (done) return null;
if (nextLine == null) hasNext();
if (nextLine != null) {
String result = nextLine;
nextLine = null;
lineNumber++;
if (progress != null) {
progress.setProgress(position);
}
return result;
}
return null;
}
/** close associated file or database */
public void close() throws IOException {
reader.close();
if (progress != null) progress.close();
}