io.deephaven.engine.table.impl.updateby.prod.IntCumProdOperator Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of deephaven-engine-table Show documentation

Engine Table: Implementation and closely-coupled utilities

There is a newer version: 0.37.1

Show newest version

/*
 * ---------------------------------------------------------------------------------------------------------------------
 * AUTO-GENERATED CLASS - DO NOT EDIT MANUALLY - for any changes edit ShortCumProdOperator and regenerate
 * ---------------------------------------------------------------------------------------------------------------------
 */
package io.deephaven.engine.table.impl.updateby.prod;

import io.deephaven.base.verify.Assert;
import io.deephaven.chunk.Chunk;
import io.deephaven.chunk.IntChunk;
import io.deephaven.chunk.attributes.Values;
import io.deephaven.engine.table.impl.MatchPair;
import io.deephaven.engine.table.impl.updateby.UpdateByOperator;
import io.deephaven.engine.table.impl.updateby.internal.BaseLongUpdateByOperator;
import org.jetbrains.annotations.NotNull;

import static io.deephaven.util.QueryConstants.NULL_LONG;
import static io.deephaven.util.QueryConstants.NULL_INT;

public class IntCumProdOperator extends BaseLongUpdateByOperator {
    // region extra-fields
    // endregion extra-fields

    protected class Context extends BaseLongUpdateByOperator.Context {
        public IntChunk intValueChunk;

        protected Context(final int chunkSize) {
            super(chunkSize);
        }

        @Override
        public void setValueChunks(@NotNull final Chunk[] valueChunks) {
            intValueChunk = valueChunks[0].asIntChunk();
        }

        @Override
        public void push(int pos, int count) {
            Assert.eq(count, "push count", 1);

            final int val = intValueChunk.get(pos);

            if (val != NULL_INT) {
                curVal = curVal == NULL_LONG ? val : curVal * val;
            }
        }
    }

    public IntCumProdOperator(
            @NotNull final MatchPair pair
            // region extra-constructor-args
            // endregion extra-constructor-args
    ) {
        super(pair, new String[] { pair.rightColumn });
        // region constructor
        // endregion constructor
    }

    @Override
    public UpdateByOperator copy() {
        return new IntCumProdOperator(
                pair
                // region extra-copy-args
                // endregion extra-copy-args
        );
    }

    @NotNull
    @Override
    public UpdateByOperator.Context makeUpdateContext(final int affectedChunkSize, final int influencerChunkSize) {
        return new Context(affectedChunkSize);
    }
}