@Override
public boolean next(Value target) throws IOException {
try {
target.read(input);
} catch (EOFException ex) {
return false;
}
return true;
}
/* (non-Javadoc)
* @see eu.stratosphere.pact.common.recordio.OutputFormat#writeRecord(eu.stratosphere.pact.common.type.PactRecord)
*/
@Override
public void writeRecord(PactRecord record) throws IOException {
int numRecFields = record.getNumFields();
int readPos;
for (int i = 0; i < this.numFields; i++) {
readPos = this.recordPositions[i];
if (readPos < numRecFields) {
Value v = record.getField(this.recordPositions[i], this.classes[i]);
if (v != null) {
if (i != 0) this.wrt.write(this.fieldDelimiter);
this.wrt.write(v.toString());
} else {
if (this.lenient) {
if (i != 0) this.wrt.write(this.fieldDelimiter);
} else {
throw new RuntimeException(
"Cannot serialize record with <null> value at position: " + readPos);
}
}
} else {
if (this.lenient) {
if (i != 0) this.wrt.write(this.fieldDelimiter);
} else {
throw new RuntimeException(
"Cannot serialize record with out field at position: " + readPos);
}
}
}
// add the record delimiter
this.wrt.write(this.recordDelimiter);
}