org.rifidi.edge.notification

Class DatacontainerEvent

java.lang.Object

org.rifidi.edge.notification.DatacontainerEvent

All Implemented Interfaces:

java.io.Serializable

Direct Known Subclasses:

BarcodeTagEvent, EPCGeneration1Event

public abstract class DatacontainerEvent
extends java.lang.Object
implements java.io.Serializable

Class that serves as a base class for representing the data physically stored on a tag. It uses the metaphore of MemoryBanks and assumes that tags stores data on banks of memory. It can have 0 to many memory banks.

Author:

Jochen Mader - jochen@pramari.com, Kyle Neumeier - kyle@pramari.com

See Also:

Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
class	DatacontainerEvent.MemoryBankLengthTuple Class for holding a bank and its length.

Constructor Summary

Constructors

Constructor and Description
DatacontainerEvent()

Method Summary

Modifier and Type	Method and Description
abstract java.lang.String	getFormattedID() Get the ID as a formatted number.
abstract java.math.BigInteger	getID() Returns the tag identity information.
DatacontainerEvent.MemoryBankLengthTuple	getMemoryBank(java.lang.Integer bankID)
java.math.BigInteger	readMemory(int bankID, int offset, int length) Read the content of a bank
java.lang.String	readMemory(java.lang.String address) Read from a memory bank.
java.lang.String	toString()

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

DatacontainerEvent

public DatacontainerEvent()

Method Detail

readMemory

public java.math.BigInteger readMemory(int bankID,
                                       int offset,
                                       int length)
                                throws java.lang.IndexOutOfBoundsException

Read the content of a bank

Parameters:

bankID - The ID of the bank to read

offset - The offset (in bits)

length - The number of bits to read

Returns:

The bits that were read

Throws:

java.lang.IndexOutOfBoundsException - if there was a problem accessing a bank or a memory location

getMemoryBank

public DatacontainerEvent.MemoryBankLengthTuple getMemoryBank(java.lang.Integer bankID)

Parameters:

bankID - The ID of the memory Bank

Returns:

The memory bank specified

readMemory

public java.lang.String readMemory(java.lang.String address)

Read from a memory bank.

Parameters:

address - address: @[bankID].[length](.[offset])

Returns:

The contents of the specified address as a hex string

getID

public abstract java.math.BigInteger getID()

Returns the tag identity information.

Returns:

getFormattedID

public abstract java.lang.String getFormattedID()

Get the ID as a formatted number. This string can include leading 0s if necessary.

Returns:

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object