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Engine Table: Implementation and closely-coupled utilities
/**
* Copyright (c) 2016-2023 Deephaven Data Labs and Patent Pending
*/
package io.deephaven.engine.table.impl.sources.immutable;
import io.deephaven.engine.table.ColumnSource;
import io.deephaven.engine.table.impl.ImmutableColumnSourceGetDefaults;
import io.deephaven.time.DateTimeUtils;
import org.jetbrains.annotations.NotNull;
import java.time.Instant;
/**
* ImmutableArraySource for {@link Instant}s. Allows reinterpretation as long.
*/
public class ImmutableInstantArraySource extends ImmutableNanosBasedTimeArraySource
implements ImmutableColumnSourceGetDefaults.ForLongAsInstant {
public ImmutableInstantArraySource() {
super(Instant.class);
}
public ImmutableInstantArraySource(@NotNull final long[] nanos) {
super(Instant.class, new ImmutableLongArraySource(nanos));
}
public ImmutableInstantArraySource(@NotNull final ImmutableLongArraySource nanoSource) {
super(Instant.class, nanoSource);
}
@Override
protected Instant makeValue(long nanos) {
return DateTimeUtils.epochNanosToInstant(nanos);
}
@Override
protected long toNanos(Instant value) {
return DateTimeUtils.epochNanos(value);
}
@Override
public ColumnSource toInstant() {
return this;
}
}
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