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package org.infinispan.stream.impl.intops;
import org.infinispan.commons.io.UnsignedNumeric;
import org.infinispan.commons.marshall.AdvancedExternalizer;
import org.infinispan.commons.util.Util;
import org.infinispan.marshall.core.Ids;
import org.infinispan.stream.impl.intops.object.*;
import org.infinispan.stream.impl.intops.primitive.d.*;
import org.infinispan.stream.impl.intops.primitive.i.*;
import org.infinispan.stream.impl.intops.primitive.l.*;
import org.jboss.marshalling.util.IdentityIntMap;
import java.io.IOException;
import java.io.ObjectInput;
import java.io.ObjectOutput;
import java.util.Comparator;
import java.util.Set;
import java.util.function.*;
/**
* Externalizer to be used for serializing the various intermediate operations
*/
public class IntermediateOperationExternalizer implements AdvancedExternalizer {
// Object stream intermediate operations
private static final int DISTINCT = 0;
private static final int FILTER = 1;
private static final int FLATMAP = 2;
private static final int FLATMAP_DOUBLE = 3;
private static final int FLATMAP_INT = 4;
private static final int FLATMAP_LONG = 5;
private static final int LIMIT = 6;
private static final int MAP = 7;
private static final int MAP_DOUBLE = 8;
private static final int MAP_INT = 9;
private static final int MAP_LONG = 10;
private static final int PEEK = 11;
private static final int SORTED_COMPARATOR = 12;
private static final int SORTED = 13;
// Double stream intermediate operations
private static final int DOUBLE_BOXED = 20;
private static final int DOUBLE_DISTINCT = 21;
private static final int DOUBLE_FILTER = 22;
private static final int DOUBLE_FLATMAP = 23;
private static final int DOUBLE_LIMIT = 24;
private static final int DOUBLE_MAP = 25;
private static final int DOUBLE_MAP_INT = 26;
private static final int DOUBLE_MAP_LONG = 27;
private static final int DOUBLE_MAP_OBJ = 28;
private static final int DOUBLE_PEEK = 29;
private static final int DOUBLE_SORTED = 30;
// Int stream intermediate operations
private static final int INT_AS_DOUBLE = 40;
private static final int INT_AS_LONG = 41;
private static final int INT_BOXED = 42;
private static final int INT_DISTINCT = 43;
private static final int INT_FILTER = 44;
private static final int INT_FLATMAP = 45;
private static final int INT_LIMIT = 46;
private static final int INT_MAP = 47;
private static final int INT_MAP_DOUBLE = 48;
private static final int INT_MAP_LONG = 49;
private static final int INT_MAP_OBJ = 50;
private static final int INT_PEEK = 51;
private static final int INT_SORTED = 52;
// Long stream intermediate operations
private static final int LONG_AS_DOUBLE = 60;
private static final int LONG_BOXED = 61;
private static final int LONG_DISTINCT = 62;
private static final int LONG_FILTER = 63;
private static final int LONG_FLATMAP = 64;
private static final int LONG_LIMIT = 65;
private static final int LONG_MAP = 66;
private static final int LONG_MAP_DOUBLE = 67;
private static final int LONG_MAP_INT = 68;
private static final int LONG_MAP_OBJ = 69;
private static final int LONG_PEEK = 70;
private static final int LONG_SORTED = 71;
private final IdentityIntMap> operations = new IdentityIntMap<>();
public IntermediateOperationExternalizer() {
operations.put(DistinctOperation.class, DISTINCT);
operations.put(FilterOperation.class, FILTER);
operations.put(FlatMapOperation.class, FLATMAP);
operations.put(FlatMapToDoubleOperation.class, FLATMAP_DOUBLE);
operations.put(FlatMapToIntOperation.class, FLATMAP_INT);
operations.put(FlatMapToLongOperation.class, FLATMAP_LONG);
operations.put(LimitOperation.class, LIMIT);
operations.put(MapOperation.class, MAP);
operations.put(MapToDoubleOperation.class, MAP_DOUBLE);
operations.put(MapToIntOperation.class, MAP_INT);
operations.put(MapToLongOperation.class, MAP_LONG);
operations.put(PeekOperation.class, PEEK);
operations.put(SortedComparatorOperation.class, SORTED_COMPARATOR);
operations.put(SortedOperation.class, SORTED);
operations.put(BoxedDoubleOperation.class, DOUBLE_BOXED);
operations.put(DistinctDoubleOperation.class, DOUBLE_DISTINCT);
operations.put(FilterDoubleOperation.class, DOUBLE_FILTER);
operations.put(FlatMapDoubleOperation.class, DOUBLE_FLATMAP);
operations.put(LimitDoubleOperation.class, DOUBLE_LIMIT);
operations.put(MapDoubleOperation.class, DOUBLE_MAP);
operations.put(MapToIntDoubleOperation.class, DOUBLE_MAP_INT);
operations.put(MapToLongDoubleOperation.class, DOUBLE_MAP_LONG);
operations.put(MapToObjDoubleOperation.class, DOUBLE_MAP_OBJ);
operations.put(PeekDoubleOperation.class, DOUBLE_PEEK);
operations.put(SortedDoubleOperation.class, DOUBLE_SORTED);
operations.put(AsDoubleIntOperation.class, INT_AS_DOUBLE);
operations.put(AsLongIntOperation.class, INT_AS_LONG);
operations.put(BoxedIntOperation.class, INT_BOXED);
operations.put(DistinctIntOperation.class, INT_DISTINCT);
operations.put(FilterIntOperation.class, INT_FILTER);
operations.put(FlatMapIntOperation.class, INT_FLATMAP);
operations.put(LimitIntOperation.class, INT_LIMIT);
operations.put(MapIntOperation.class, INT_MAP);
operations.put(MapToDoubleIntOperation.class, INT_MAP_DOUBLE);
operations.put(MapToLongIntOperation.class, INT_MAP_LONG);
operations.put(MapToObjIntOperation.class, INT_MAP_OBJ);
operations.put(PeekIntOperation.class, INT_PEEK);
operations.put(SortedIntOperation.class, INT_SORTED);
operations.put(AsDoubleLongOperation.class, LONG_AS_DOUBLE);
operations.put(BoxedLongOperation.class, LONG_BOXED);
operations.put(DistinctLongOperation.class, LONG_DISTINCT);
operations.put(FilterLongOperation.class, LONG_FILTER);
operations.put(FlatMapLongOperation.class, LONG_FLATMAP);
operations.put(LimitLongOperation.class, LONG_LIMIT);
operations.put(MapLongOperation.class, LONG_MAP);
operations.put(MapToDoubleLongOperation.class, LONG_MAP_DOUBLE);
operations.put(MapToIntLongOperation.class, LONG_MAP_INT);
operations.put(MapToObjLongOperation.class, LONG_MAP_OBJ);
operations.put(PeekLongOperation.class, LONG_PEEK);
operations.put(SortedLongOperation.class, LONG_SORTED);
}
@Override
public Set> getTypeClasses() {
return Util.>asSet(DistinctOperation.class, FilterOperation.class,
FlatMapOperation.class, FlatMapToDoubleOperation.class, FlatMapToIntOperation.class,
FlatMapToLongOperation.class, LimitOperation.class, MapOperation.class, MapToDoubleOperation.class,
MapToIntOperation.class, MapToLongOperation.class, PeekOperation.class,
SortedComparatorOperation.class, SortedOperation.class,
BoxedDoubleOperation.class, DistinctDoubleOperation.class, FilterDoubleOperation.class,
FlatMapDoubleOperation.class, LimitDoubleOperation.class, MapDoubleOperation.class,
MapToIntDoubleOperation.class, MapToLongDoubleOperation.class, MapToDoubleOperation.class,
PeekDoubleOperation.class, SortedDoubleOperation.class,
AsDoubleIntOperation.class, AsLongIntOperation.class, BoxedIntOperation.class, DistinctOperation.class,
FilterIntOperation.class, FlatMapIntOperation.class, LimitIntOperation.class,
MapIntOperation.class, MapToDoubleIntOperation.class, MapToLongIntOperation.class,
MapToObjIntOperation.class, PeekIntOperation.class, SortedIntOperation.class,
AsDoubleLongOperation.class, BoxedLongOperation.class, DistinctOperation.class, FilterLongOperation.class,
FlatMapLongOperation.class, LimitOperation.class, MapLongOperation.class, MapToDoubleLongOperation.class,
MapToIntLongOperation.class, MapToObjLongOperation.class, PeekLongOperation.class,
SortedLongOperation.class
);
}
@Override
public Integer getId() {
return Ids.INTERMEDIATE_OPERATIONS;
}
@Override
public void writeObject(ObjectOutput output, IntermediateOperation object) throws IOException {
int number = operations.get(object.getClass(), -1);
output.writeByte(number);
switch (number) {
case FILTER:
output.writeObject(((FilterOperation) object).getPredicate());
break;
case FLATMAP:
output.writeObject(((FlatMapOperation) object).getFunction());
break;
case FLATMAP_DOUBLE:
output.writeObject(((FlatMapToDoubleOperation) object).getFunction());
break;
case FLATMAP_INT:
output.writeObject(((FlatMapToIntOperation) object).getFunction());
break;
case FLATMAP_LONG:
output.writeObject(((FlatMapToLongOperation) object).getFunction());
break;
case LIMIT:
UnsignedNumeric.writeUnsignedLong(output, ((LimitOperation) object).getLimit());
break;
case MAP:
output.writeObject(((MapOperation) object).getFunction());
break;
case MAP_DOUBLE:
output.writeObject(((MapToDoubleOperation) object).getFunction());
break;
case MAP_INT:
output.writeObject(((MapToIntOperation) object).getFunction());
break;
case MAP_LONG:
output.writeObject(((MapToLongOperation) object).getFunction());
break;
case PEEK:
output.writeObject(((PeekOperation) object).getConsumer());
break;
case SORTED_COMPARATOR:
output.writeObject(((SortedComparatorOperation) object).getComparator());
break;
case DOUBLE_FILTER:
output.writeObject(((FilterDoubleOperation) object).getPredicate());
break;
case DOUBLE_FLATMAP:
output.writeObject(((FlatMapDoubleOperation) object).getFunction());
break;
case DOUBLE_LIMIT:
UnsignedNumeric.writeUnsignedLong(output, ((LimitDoubleOperation) object).getLimit());
break;
case DOUBLE_MAP:
output.writeObject(((MapDoubleOperation) object).getOperator());
break;
case DOUBLE_MAP_INT:
output.writeObject(((MapToIntDoubleOperation) object).getFunction());
break;
case DOUBLE_MAP_LONG:
output.writeObject(((MapToLongDoubleOperation) object).getFunction());
break;
case DOUBLE_MAP_OBJ:
output.writeObject(((MapToObjDoubleOperation) object).getFunction());
break;
case DOUBLE_PEEK:
output.writeObject(((PeekDoubleOperation) object).getConsumer());
break;
case INT_FILTER:
output.writeObject(((FilterIntOperation) object).getPredicate());
break;
case INT_FLATMAP:
output.writeObject(((FlatMapIntOperation) object).getFunction());
break;
case INT_LIMIT:
UnsignedNumeric.writeUnsignedLong(output, ((LimitIntOperation) object).getLimit());
break;
case INT_MAP:
output.writeObject(((MapIntOperation) object).getOperator());
break;
case INT_MAP_DOUBLE:
output.writeObject(((MapToDoubleIntOperation) object).getFunction());
break;
case INT_MAP_LONG:
output.writeObject(((MapToLongIntOperation) object).getFunction());
break;
case INT_MAP_OBJ:
output.writeObject(((MapToObjIntOperation) object).getFunction());
break;
case INT_PEEK:
output.writeObject(((PeekIntOperation) object).getConsumer());
break;
case LONG_FILTER:
output.writeObject(((FilterLongOperation) object).getPredicate());
break;
case LONG_FLATMAP:
output.writeObject(((FlatMapLongOperation) object).getFunction());
break;
case LONG_LIMIT:
UnsignedNumeric.writeUnsignedLong(output, ((LimitLongOperation) object).getLimit());
break;
case LONG_MAP:
output.writeObject(((MapLongOperation) object).getOperator());
break;
case LONG_MAP_DOUBLE:
output.writeObject(((MapToDoubleLongOperation) object).getFunction());
break;
case LONG_MAP_INT:
output.writeObject(((MapToIntLongOperation) object).getFunction());
break;
case LONG_MAP_OBJ:
output.writeObject(((MapToObjLongOperation) object).getFunction());
break;
case LONG_PEEK:
output.writeObject(((PeekLongOperation) object).getConsumer());
break;
}
}
@Override
public IntermediateOperation readObject(ObjectInput input) throws IOException, ClassNotFoundException {
int number = input.readUnsignedByte();
switch (number) {
case DISTINCT:
return DistinctOperation.getInstance();
case FILTER:
return new FilterOperation<>((Predicate) input.readObject());
case FLATMAP:
return new FlatMapOperation<>((Function) input.readObject());
case FLATMAP_DOUBLE:
return new FlatMapToDoubleOperation((Function) input.readObject());
case FLATMAP_INT:
return new FlatMapToIntOperation((Function) input.readObject());
case FLATMAP_LONG:
return new FlatMapToLongOperation<>((Function) input.readObject());
case LIMIT:
return new LimitOperation<>(UnsignedNumeric.readUnsignedLong(input));
case MAP:
return new MapOperation<>((Function) input.readObject());
case MAP_DOUBLE:
return new MapToDoubleOperation<>((ToDoubleFunction) input.readObject());
case MAP_INT:
return new MapToIntOperation<>((ToIntFunction) input.readObject());
case MAP_LONG:
return new MapToLongOperation<>((ToLongFunction) input.readObject());
case PEEK:
return new PeekOperation<>((Consumer) input.readObject());
case SORTED_COMPARATOR:
return new SortedComparatorOperation<>((Comparator) input.readObject());
case SORTED:
return SortedOperation.getInstance();
case DOUBLE_BOXED:
return BoxedDoubleOperation.getInstance();
case DOUBLE_DISTINCT:
return DistinctDoubleOperation.getInstance();
case DOUBLE_FILTER:
return new FilterDoubleOperation((DoublePredicate) input.readObject());
case DOUBLE_FLATMAP:
return new FlatMapDoubleOperation((DoubleFunction) input.readObject());
case DOUBLE_LIMIT:
return new LimitDoubleOperation(UnsignedNumeric.readUnsignedLong(input));
case DOUBLE_MAP:
return new MapDoubleOperation((DoubleUnaryOperator) input.readObject());
case DOUBLE_MAP_INT:
return new MapToIntDoubleOperation((DoubleToIntFunction) input.readObject());
case DOUBLE_MAP_LONG:
return new MapToLongDoubleOperation((DoubleToLongFunction) input.readObject());
case DOUBLE_MAP_OBJ:
return new MapToObjDoubleOperation<>((DoubleFunction) input.readObject());
case DOUBLE_PEEK:
return new PeekDoubleOperation((DoubleConsumer) input.readObject());
case DOUBLE_SORTED:
return SortedDoubleOperation.getInstance();
case INT_AS_DOUBLE:
return AsDoubleIntOperation.getInstance();
case INT_AS_LONG:
return AsLongIntOperation.getInstance();
case INT_BOXED:
return BoxedIntOperation.getInstance();
case INT_DISTINCT:
return DistinctIntOperation.getInstance();
case INT_FILTER:
return new FilterIntOperation((IntPredicate) input.readObject());
case INT_FLATMAP:
return new FlatMapIntOperation((IntFunction) input.readObject());
case INT_LIMIT:
return new LimitIntOperation(UnsignedNumeric.readUnsignedLong(input));
case INT_MAP:
return new MapIntOperation((IntUnaryOperator) input.readObject());
case INT_MAP_DOUBLE:
return new MapToDoubleIntOperation((IntToDoubleFunction) input.readObject());
case INT_MAP_LONG:
return new MapToLongIntOperation((IntToLongFunction) input.readObject());
case INT_MAP_OBJ:
return new MapToObjIntOperation<>((IntFunction) input.readObject());
case INT_PEEK:
return new PeekIntOperation((IntConsumer) input.readObject());
case INT_SORTED:
return SortedIntOperation.getInstance();
case LONG_AS_DOUBLE:
return AsDoubleLongOperation.getInstance();
case LONG_BOXED:
return BoxedLongOperation.getInstance();
case LONG_DISTINCT:
return DistinctLongOperation.getInstance();
case LONG_FILTER:
return new FilterLongOperation((LongPredicate) input.readObject());
case LONG_FLATMAP:
return new FlatMapLongOperation((LongFunction) input.readObject());
case LONG_LIMIT:
return new LimitLongOperation(UnsignedNumeric.readUnsignedLong(input));
case LONG_MAP:
return new MapLongOperation((LongUnaryOperator) input.readObject());
case LONG_MAP_DOUBLE:
return new MapToDoubleLongOperation((LongToDoubleFunction) input.readObject());
case LONG_MAP_INT:
return new MapToIntLongOperation((LongToIntFunction) input.readObject());
case LONG_MAP_OBJ:
return new MapToObjLongOperation<>((LongFunction) input.readObject());
case LONG_PEEK:
return new PeekLongOperation((LongConsumer) input.readObject());
case LONG_SORTED:
return SortedLongOperation.getInstance();
default:
throw new IllegalArgumentException("Found invalid number " + number);
}
}
}
