remove maxRows

This commit is contained in:
Zoltan Haindrich 2024-09-25 09:31:02 +00:00
parent bdf67180cb
commit 4d4de51f4f
2 changed files with 9 additions and 50 deletions

View File

@ -59,7 +59,7 @@ public class KttmNestedComponentSupplier extends StandardComponentSupplier
public static class Micro extends KttmNestedComponentSupplier { public static class Micro extends KttmNestedComponentSupplier {
public Micro(TempDirProducer tempDirProducer) public Micro(TempDirProducer tempDirProducer)
{ {
super(tempDirProducer, Fraction.getFraction(1, 10000), Integer.MAX_VALUE); super(tempDirProducer, Fraction.getFraction(1, 10000));
} }
} }
@ -68,14 +68,13 @@ public class KttmNestedComponentSupplier extends StandardComponentSupplier
public KttmNestedComponentSupplier(TempDirProducer tempDirProducer) public KttmNestedComponentSupplier(TempDirProducer tempDirProducer)
{ {
this(tempDirProducer, Fraction.ONE, Integer.MAX_VALUE); this(tempDirProducer, Fraction.ONE);
} }
public KttmNestedComponentSupplier(TempDirProducer tempDirProducer, Fraction fraction, int maxRows) public KttmNestedComponentSupplier(TempDirProducer tempDirProducer, Fraction fraction)
{ {
super(tempDirProducer); super(tempDirProducer);
this.fraction = fraction; this.fraction = fraction;
this.maxRows = maxRows;
} }
@Override @Override

View File

@ -41,12 +41,10 @@ public class ScaledResoureInputDataSource extends AbstractInputSource
{ {
private final ResourceInputSource resourceInputSource; private final ResourceInputSource resourceInputSource;
private final Fraction fraction; private final Fraction fraction;
private final int maxRows;
public ScaledResoureInputDataSource(Fraction fraction, int maxRows, ResourceInputSource resourceInputSource) public ScaledResoureInputDataSource(Fraction fraction, ResourceInputSource resourceInputSource)
{ {
this.fraction = fraction; this.fraction = fraction;
this.maxRows = maxRows;
this.resourceInputSource = resourceInputSource; this.resourceInputSource = resourceInputSource;
} }
@ -66,7 +64,7 @@ public class ScaledResoureInputDataSource extends AbstractInputSource
public InputSourceReader reader(InputRowSchema inputRowSchema, InputFormat inputFormat, File temporaryDirectory) public InputSourceReader reader(InputRowSchema inputRowSchema, InputFormat inputFormat, File temporaryDirectory)
{ {
InputSourceReader reader = resourceInputSource.reader(inputRowSchema, inputFormat, temporaryDirectory); InputSourceReader reader = resourceInputSource.reader(inputRowSchema, inputFormat, temporaryDirectory);
return new FilteredReader(reader, this::filterPredicate, maxRows); return new FilteredReader(reader, this::filterPredicate);
} }
public boolean filterPredicate(InputRow inputRow) public boolean filterPredicate(InputRow inputRow)
@ -76,27 +74,24 @@ public class ScaledResoureInputDataSource extends AbstractInputSource
static class FilteredReader implements InputSourceReader static class FilteredReader implements InputSourceReader
{ {
private InputSourceReader reader; private final InputSourceReader reader;
private Predicate<InputRow> filterPredicate; private final Predicate<InputRow> filterPredicate;
private int maxRows;
public FilteredReader(InputSourceReader reader, Predicate<InputRow> filterPredicate, int maxRows) public FilteredReader(InputSourceReader reader, Predicate<InputRow> filterPredicate)
{ {
this.reader = reader; this.reader = reader;
this.filterPredicate = filterPredicate; this.filterPredicate = filterPredicate;
this.maxRows = maxRows;
} }
@Override @Override
public CloseableIterator<InputRow> read(InputStats inputStats) throws IOException public CloseableIterator<InputRow> read(InputStats inputStats) throws IOException
{ {
FilteringCloseableInputRowIterator filteredIterator = new FilteringCloseableInputRowIterator( return new FilteringCloseableInputRowIterator(
reader.read(inputStats), reader.read(inputStats),
filterPredicate, filterPredicate,
NoopRowIngestionMeters.INSTANCE, NoopRowIngestionMeters.INSTANCE,
new ParseExceptionHandler(NoopRowIngestionMeters.INSTANCE, false, 0, 0) new ParseExceptionHandler(NoopRowIngestionMeters.INSTANCE, false, 0, 0)
); );
return new LimitedCloseableIterator<>(filteredIterator, maxRows);
} }
@Override @Override
@ -105,39 +100,4 @@ public class ScaledResoureInputDataSource extends AbstractInputSource
return reader.sample(); return reader.sample();
} }
} }
static class LimitedCloseableIterator<InputRow> implements CloseableIterator<InputRow>
{
private final CloseableIterator<InputRow> delegate;
private final int maxRows;
private int count = 0;
public LimitedCloseableIterator(CloseableIterator<InputRow> delegate, int maxRows)
{
this.delegate = delegate;
this.maxRows = maxRows;
}
@Override
public boolean hasNext()
{
return count < maxRows && delegate.hasNext();
}
@Override
public InputRow next()
{
if (count >= maxRows) {
throw new IllegalStateException("Exceeded maxRows");
}
count++;
return delegate.next();
}
@Override
public void close() throws IOException
{
delegate.close();
}
}
} }