org.apache.hadoop.hbase.hbql.statement.args
Class DefaultArg

java.lang.Object
  org.apache.expreval.expr.MultipleExpressionContext
      org.apache.expreval.expr.ExpressionProperty
          org.apache.hadoop.hbase.hbql.statement.args.DefaultArg

All Implemented Interfaces:

Serializable

public class DefaultArg
extends ExpressionProperty
implements Serializable

See Also:

Serialized Form

Constructor Summary

DefaultArg(Class<? extends GenericValue> exprType, GenericValue expr)

Method Summary

String	asString()
Object	getDefaultValue()
void	reset()

Methods inherited from class org.apache.expreval.expr.ExpressionProperty

allowColumns, getBooleanValue, getIntegerValue, getPropertyType, useResultData, validate

Methods inherited from class org.apache.expreval.expr.MultipleExpressionContext

addColumnToUsedList, addExpression, addNamedParameter, evaluate, evaluateConstant, getAttribsUsedInExpr, getColumnsUsedInExpr, getExpressionList, getGenericValue, getMapping, getMappingContext, getNamedParamMap, getParameterList, getResultAccessor, getTableMapping, optimize, setGenericValue, setMappingContext, setParameter, validateTypes

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultArg

public DefaultArg(Class<? extends GenericValue> exprType,
                  GenericValue expr)
           throws HBqlException

Throws:

HBqlException

Method Detail

reset

public void reset()

Overrides:

reset in class MultipleExpressionContext

getDefaultValue

public Object getDefaultValue()
                       throws HBqlException

Throws:

HBqlException

asString

public String asString()

Specified by:

asString in class MultipleExpressionContext