if (isNotEmpty(pstrFileName)) {
final File fleF = new File(pstrFileName);
String strT = null;
if (fleF.exists() == false) {
strT = String.format("%2$s: File '%1$s' does not exist.", pstrFileName, pstrMethodName);
this.SignalError(new JSExceptionInputFileNotFound(strT), strT);
}
if (fleF.canRead() == false) {
strT = String.format("%2$s: File '%1$s'. canRead returns false. Check permissions.", pstrFileName, pstrMethodName);
this.SignalError(new JSExceptionFileNotReadable(strT), strT);
}