org.openfast.template.operator
Class AlwaysPresentOperatorCodec

java.lang.Object
  org.openfast.template.operator.OperatorCodec
      org.openfast.template.operator.AlwaysPresentOperatorCodec

All Implemented Interfaces:

java.io.Serializable

public abstract class AlwaysPresentOperatorCodec
extends OperatorCodec

See Also:

Serialized Form

Field Summary

Fields inherited from class org.openfast.template.operator.OperatorCodec

CONSTANT_ALL, COPY_ALL, DEFAULT_ALL, DELTA_DECIMAL, DELTA_INTEGER, DELTA_STRING, INCREMENT_INTEGER, NONE_ALL, TAIL

Constructor Summary

protected

AlwaysPresentOperatorCodec(Operator operator, Type[] types)

Method Summary

boolean	equals(java.lang.Object obj)
ScalarValue	getValueToEncode(ScalarValue value, ScalarValue priorValue, Scalar scalar, BitVectorBuilder presenceMapBuilder)
boolean	usesPresenceMapBit(boolean optional) Use this to show that there is a MapBit present

Methods inherited from class org.openfast.template.operator.OperatorCodec

canEncode, decodeEmptyValue, decodeValue, getCodec, getOperator, getValueToEncode, isPresenceMapBitSet, shouldDecodeType, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

AlwaysPresentOperatorCodec

protected AlwaysPresentOperatorCodec(Operator operator,
                                     Type[] types)

Method Detail

usesPresenceMapBit

public boolean usesPresenceMapBit(boolean optional)

Description copied from class: OperatorCodec

Use this to show that there is a MapBit present

Overrides:

usesPresenceMapBit in class OperatorCodec

Parameters:

optional - The Optional boolean

Returns:

Returns false

getValueToEncode

public ScalarValue getValueToEncode(ScalarValue value,
                                    ScalarValue priorValue,
                                    Scalar scalar,
                                    BitVectorBuilder presenceMapBuilder)

Overrides:

getValueToEncode in class OperatorCodec

Returns:

the value that should be encoded given the previous value

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class OperatorCodec