private void initializeInstance(
String delimiter,
String multilineTreatmentStr,
String eolTreatmentStr,
String headerTreatmentStr) {
fieldDelimiter = StorageUtil.parseFieldDel(delimiter);
multilineTreatment = canonicalizeMultilineTreatmentRequest(multilineTreatmentStr);
eolTreatment = canonicalizeEOLTreatmentRequest(eolTreatmentStr);
headerTreatment = canonicalizeHeaderTreatmentRequest(headerTreatmentStr);
}
@Override
public byte[] serialize(Tuple t) throws IOException {
out.reset();
int sz = t.size();
for (int i = 0; i < sz; i++) {
Object field = t.get(i);
StorageUtil.putField(out, field);
if (i == sz - 1) {
// last field in tuple.
out.write(recordDel);
} else {
out.write(fieldDel);
}
}
return out.toByteArray();
}
@Override
public Tuple deserialize(byte[] bytes) throws IOException {
Text val = new Text(bytes);
return StorageUtil.textToTuple(val, fieldDel);
}
/**
* The constructor that accepts a user-specified field delimiter.
*
* @param delimiter a <code>String</code> specifying the field delimiter.
*/
public PigStreaming(String delimiter) {
this();
fieldDel = StorageUtil.parseFieldDel(delimiter);
}