if ((this.file != null) && (!this.file.getAbsolutePath().equals(this.jEdtFile.getText()))) {
this.rawSignal = null;
this.jEdtFile.setText("");
FileReaderTXT reader = new FileReaderTXT();
Segment segment = null;
try {
segment = reader.readFile(file);
if (segment != null) {
this.rawSignal = new RawSignal();
this.getRawSignal().setSegment(segment);
this.jEdtFile.setText(this.file.getAbsolutePath());
} else {