public class NumericalColumnComparator extends BaseColumnComparator
columnIdx, columnName, schema
Constructor and Description |
---|
NumericalColumnComparator(java.lang.String columnName) |
NumericalColumnComparator(java.lang.String columnName,
boolean ascending) |
Modifier and Type | Method and Description |
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protected int |
compare(Writable w1,
Writable w2) |
void |
setSchema(Schema sequenceSchema) |
java.lang.String |
toString() |
columnName, columnNames, compare, getInputSchema, outputColumnName, outputColumnNames, setInputSchema, transform
public NumericalColumnComparator(java.lang.String columnName)
public NumericalColumnComparator(java.lang.String columnName, boolean ascending)
public void setSchema(Schema sequenceSchema)
setSchema
in interface SequenceComparator
setSchema
in class BaseColumnComparator
protected int compare(Writable w1, Writable w2)
compare
in class BaseColumnComparator
public java.lang.String toString()
toString
in class java.lang.Object