org.apache.expreval.expr.var
Class NamedParameter

java.lang.Object
  org.apache.expreval.expr.var.NamedParameter

All Implemented Interfaces:

Serializable, GenericValue

public class NamedParameter
extends Object
implements GenericValue

See Also:

Serialized Form

Nested Class Summary

static class

NamedParameter.NamedParameterComparator

Field Summary

Fields inherited from interface org.apache.expreval.expr.node.GenericValue

serialVersionUID

Constructor Summary

NamedParameter()

NamedParameter(String paramName)

Method Summary

void	applyResultToAggregateValue(AggregateValue aggregateValue, org.apache.hadoop.hbase.client.Result result)
String	asString()
static Comparator<? super NamedParameter>	getComparator()
org.apache.hadoop.hbase.filter.Filter	getFilter()
GenericValue	getOptimizedValue()
String	getParamName()
long	getPosition()
Object	getValue(HConnectionImpl conn, Object object)
boolean	hasAColumnReference()
void	initAggregateValue(AggregateValue aggregateValue)
boolean	isAColumnReference()
boolean	isAConstant()
boolean	isAnAggregateValue()
boolean	isDefaultKeyword()
void	reset()
void	setExpressionContext(MultipleExpressionContext context)
void	setParameter(Object val)
String	toString()
Class<? extends GenericValue>	validateTypes(GenericValue parentExpr, boolean allowCollections)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

NamedParameter

public NamedParameter()

NamedParameter

public NamedParameter(String paramName)

Method Detail

toString

public String toString()

Overrides:

toString in class Object

getParamName

public String getParamName()

getPosition

public long getPosition()

getOptimizedValue

public GenericValue getOptimizedValue()
                               throws HBqlException

Specified by:

getOptimizedValue in interface GenericValue

Throws:

HBqlException

isAConstant

public boolean isAConstant()

Specified by:

isAConstant in interface GenericValue

hasAColumnReference

public boolean hasAColumnReference()

Specified by:

hasAColumnReference in interface GenericValue

isAColumnReference

public boolean isAColumnReference()

Specified by:

isAColumnReference in interface GenericValue

isDefaultKeyword

public boolean isDefaultKeyword()

Specified by:

isDefaultKeyword in interface GenericValue

isAnAggregateValue

public boolean isAnAggregateValue()

Specified by:

isAnAggregateValue in interface GenericValue

setExpressionContext

public void setExpressionContext(MultipleExpressionContext context)

Specified by:

setExpressionContext in interface GenericValue

initAggregateValue

public void initAggregateValue(AggregateValue aggregateValue)
                        throws HBqlException

Specified by:

initAggregateValue in interface GenericValue

Throws:

HBqlException

applyResultToAggregateValue

public void applyResultToAggregateValue(AggregateValue aggregateValue,
                                        org.apache.hadoop.hbase.client.Result result)
                                 throws HBqlException

Specified by:

applyResultToAggregateValue in interface GenericValue

Throws:

HBqlException

reset

public void reset()

Specified by:

reset in interface GenericValue

validateTypes

public Class<? extends GenericValue> validateTypes(GenericValue parentExpr,
                                                   boolean allowCollections)
                                            throws HBqlException

Specified by:

validateTypes in interface GenericValue

Throws:

HBqlException

getValue

public Object getValue(HConnectionImpl conn,
                       Object object)
                throws HBqlException,
                       ResultMissingColumnException,
                       NullColumnValueException

Specified by:

getValue in interface GenericValue

Throws:

HBqlException

ResultMissingColumnException

NullColumnValueException

setParameter

public void setParameter(Object val)
                  throws HBqlException

Throws:

HBqlException

asString

public String asString()

Specified by:

asString in interface GenericValue

getComparator

public static Comparator<? super NamedParameter> getComparator()

getFilter

public org.apache.hadoop.hbase.filter.Filter getFilter()
                                                throws HBqlException

Specified by:

getFilter in interface GenericValue

Throws:

HBqlException