org.mbari.siam.distributed
Class AttributeValueObject

java.lang.Object
  org.mbari.siam.distributed.AttributeValueObject

All Implemented Interfaces:

java.io.Externalizable, java.io.Serializable, Exportable

Direct Known Subclasses:

BooleanAttributeValueObject, ByteArrayAttributeValueObject, DoubleAttributeValueObject, FloatAttributeValueObject, IntegerAttributeValueObject, LongAttributeValueObject, MnemonicIntegerAttributeValueObject, ScheduleSpecifierAttributeValueObject

public abstract class AttributeValueObject
extends java.lang.Object
implements java.io.Externalizable, Exportable

AttributeValueObject

Author:

Kent Headley

See Also:

Serialized Form

Field Summary

protected static org.apache.log4j.Logger	_logger Log4j logger
protected java.lang.Object	_value The value

Fields inherited from interface org.mbari.siam.distributed.Exportable

EX_BASE, EX_BOOLEANOBJATT, EX_BYTEARRAYOBJATT, EX_DEVICEMESSAGEPACKET, EX_DEVICEPACKET, EX_DOUBLEOBJATT, EX_FLOATOBJATT, EX_INTEGEROBJATT, EX_LONGOBJATT, EX_MAX, EX_METADATAPACKET, EX_MNEMONICINTEGEROBJATT, EX_SCHEDULESPECIFIEROBJATT, EX_SENSORDATAPACKET, EX_STATE, EX_STATEATTRIBUTE

Constructor Summary

AttributeValueObject()
Empty CTOR for serialization

Method Summary

void	export(java.io.DataOutput out) Fulfills Exportable interface
long	getVersion() Return serialization version of this instance
abstract java.lang.Object	parse(java.lang.String s) Parse and validate the value of this attribute from the specified string
void	readExternal(java.io.ObjectInput in)
abstract java.lang.String	toString() Return String representation.
java.lang.Object	value() Return byte array representation.
void	writeExternal(java.io.ObjectOutput out)

Methods inherited from class java.lang.Object

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

Field Detail

_logger

protected static org.apache.log4j.Logger _logger

Log4j logger

_value

protected java.lang.Object _value

The value

Constructor Detail

AttributeValueObject

public AttributeValueObject()

Empty CTOR for serialization

Method Detail

toString

public abstract java.lang.String toString()

Return String representation.

Overrides:

toString in class java.lang.Object

parse

public abstract java.lang.Object parse(java.lang.String s)
                                throws java.lang.Exception

Parse and validate the value of this attribute from the specified string

Throws:

java.lang.Exception

getVersion

public long getVersion()

Return serialization version of this instance

value

public java.lang.Object value()

Return byte array representation.

writeExternal

public void writeExternal(java.io.ObjectOutput out)
                   throws java.io.IOException

Specified by:

writeExternal in interface java.io.Externalizable

Throws:

java.io.IOException

readExternal

public void readExternal(java.io.ObjectInput in)
                  throws java.io.IOException,
                         java.lang.ClassNotFoundException

Specified by:

readExternal in interface java.io.Externalizable

Throws:

java.io.IOException

java.lang.ClassNotFoundException

export

public void export(java.io.DataOutput out)
            throws java.io.IOException

Fulfills Exportable interface

Specified by:

export in interface Exportable

Throws:

java.io.IOException