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21 package org.apache.expreval.expr.var;
22
23 import org.apache.expreval.client.NullColumnValueException;
24 import org.apache.expreval.client.ResultMissingColumnException;
25 import org.apache.expreval.expr.node.NumberValue;
26 import org.apache.hadoop.hbase.client.Result;
27 import org.apache.hadoop.hbase.hbql.client.HBqlException;
28 import org.apache.hadoop.hbase.hbql.impl.HConnectionImpl;
29 import org.apache.hadoop.hbase.hbql.mapping.ColumnAttrib;
30
31 public class ShortColumn extends GenericColumn<NumberValue> implements NumberValue {
32
33 public ShortColumn(ColumnAttrib attrib) {
34 super(attrib);
35 }
36
37 public Short getValue(final HConnectionImpl conn, final Object object) throws HBqlException,
38 ResultMissingColumnException,
39 NullColumnValueException {
40 if (this.getExpressionContext().useResultData())
41 return (Short)this.getColumnAttrib().getValueFromBytes((Result)object);
42 else
43 return (Short)this.getColumnAttrib().getCurrentValue(object);
44 }
45 }