SplitAssignmentSink.java

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// to you under the Apache License, Version 2.0 (the
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//
//   http://www.apache.org/licenses/LICENSE-2.0
//
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package org.apache.doris.datasource.iceberg.source;

import org.apache.doris.common.UserException;
import org.apache.doris.datasource.SplitAssignment;
import org.apache.doris.spi.Split;

import com.google.common.base.Preconditions;

import java.util.List;

/**
 * Adapter that bridges {@link SplitSink} with existing {@link SplitAssignment}.
 */
public class SplitAssignmentSink implements SplitSink {
    private final SplitAssignment splitAssignment;

    public SplitAssignmentSink(SplitAssignment splitAssignment) {
        this.splitAssignment = Preconditions.checkNotNull(splitAssignment, "splitAssignment is null");
    }

    @Override
    public void addBatch(List<Split> splits) throws UserException {
        splitAssignment.addToQueue(splits);
    }

    @Override
    public boolean needMore() {
        return splitAssignment.needMoreSplit();
    }

    @Override
    public void finish() {
        splitAssignment.finishSchedule();
    }

    @Override
    public void fail(UserException e) {
        splitAssignment.setException(e);
    }
}