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package com.salesforce.phoenix.iterate;
import java.io.IOException;
import java.sql.SQLException;
import java.util.List;
import org.apache.hadoop.hbase.client.Result;
import org.apache.hadoop.hbase.client.ResultScanner;
import com.salesforce.phoenix.schema.tuple.ResultTuple;
import com.salesforce.phoenix.schema.tuple.Tuple;
import com.salesforce.phoenix.util.ServerUtil;
public class ScanningResultIterator implements ResultIterator {
private final ResultScanner scanner;
public ScanningResultIterator(ResultScanner scanner) {
this.scanner = scanner;
}
@Override
public void close() throws SQLException {
scanner.close();
}
@Override
public Tuple next() throws SQLException {
try {
Result result = scanner.next();
// TODO: use ResultTuple.setResult(result)
// Need to create a new one if holding on to it (i.e. OrderedResultIterator)
return result == null ? null : new ResultTuple(result);
} catch (IOException e) {
throw ServerUtil.parseServerException(e);
}
}
@Override
public void explain(List<String> planSteps) {
}
}