org.apache.cassandra.cql3

Class ColumnCondition.Bound

java.lang.Object

org.apache.cassandra.cql3.ColumnCondition.Bound

Direct Known Subclasses:

ColumnCondition.CollectionInBound

Enclosing class:

ColumnCondition

public abstract static class ColumnCondition.Bound
extends java.lang.Object

Field Summary

Fields

Modifier and Type	Field and Description
ColumnDefinition	column
Operator	operator

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	Bound(ColumnDefinition column, Operator operator)

Method Summary

Modifier and Type	Method and Description
abstract boolean	appliesTo(Composite rowPrefix, ColumnFamily current, long now) Validates whether this condition applies to current.
protected java.util.Iterator<Cell>	collectionColumns(CellName collection, ColumnFamily cf, long now)
protected boolean	compareWithOperator(Operator operator, AbstractType<?> type, java.nio.ByteBuffer value, java.nio.ByteBuffer otherValue) Returns true if the operator is satisfied (i.e.
java.nio.ByteBuffer	getCollectionElementValue()
protected boolean	isSatisfiedByValue(java.nio.ByteBuffer value, Cell c, AbstractType<?> type, Operator operator, long now)

Methods inherited from class java.lang.Object

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

Field Detail

column

public final ColumnDefinition column

operator

public final Operator operator

Constructor Detail

Bound

protected Bound(ColumnDefinition column,
                Operator operator)

Method Detail

appliesTo

public abstract boolean appliesTo(Composite rowPrefix,
                                  ColumnFamily current,
                                  long now)
                           throws InvalidRequestException

Validates whether this condition applies to current.

Throws:

InvalidRequestException

getCollectionElementValue

public java.nio.ByteBuffer getCollectionElementValue()

isSatisfiedByValue

protected boolean isSatisfiedByValue(java.nio.ByteBuffer value,
                                     Cell c,
                                     AbstractType<?> type,
                                     Operator operator,
                                     long now)
                              throws InvalidRequestException

Throws:

InvalidRequestException

compareWithOperator

protected boolean compareWithOperator(Operator operator,
                                      AbstractType<?> type,
                                      java.nio.ByteBuffer value,
                                      java.nio.ByteBuffer otherValue)
                               throws InvalidRequestException

Returns true if the operator is satisfied (i.e. "value operator otherValue == true"), false otherwise.

Throws:

InvalidRequestException

collectionColumns

protected java.util.Iterator<Cell> collectionColumns(CellName collection,
                                                     ColumnFamily cf,
                                                     long now)