org.jscsi.target.connection.stage.fullfeature

Class ReadOrWriteStage

java.lang.Object

org.jscsi.target.connection.stage.TargetStage

org.jscsi.target.connection.stage.fullfeature.TargetFullFeatureStage

org.jscsi.target.connection.stage.fullfeature.ReadOrWriteStage

Direct Known Subclasses:

ReadStage, WriteStage

public abstract class ReadOrWriteStage
extends TargetFullFeatureStage

This is an abstract superclass for stages that handle PDUs with command descriptor blocks of the ReadOrWriteCdb class.

Author:

Andreas Ergenzinger

Field Summary

Fields inherited from class org.jscsi.target.connection.stage.TargetStage

connection, session, settings, targetPhase

Constructor Summary

Constructors

Constructor and Description
ReadOrWriteStage(TargetFullFeaturePhase targetFullFeaturePhase)

Method Summary

Methods

Modifier and Type	Method and Description
protected void	checkOverAndUnderflow(ReadOrWriteCdb cdb) Checks if the LOGICAL BLOCK ADDRESS and TRANSFER LENGTH fields in the passed ReadOrWriteCdb are acceptable.

Methods inherited from class org.jscsi.target.connection.stage.fullfeature.TargetFullFeatureStage

createFixedFormatErrorPdu, createFixedFormatErrorPdu, createScsiResponsePdu, sendResponse

Methods inherited from class org.jscsi.target.connection.stage.TargetStage

execute, getConnection

Methods inherited from class java.lang.Object

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

Constructor Detail

ReadOrWriteStage

public ReadOrWriteStage(TargetFullFeaturePhase targetFullFeaturePhase)

Method Detail

checkOverAndUnderflow

protected void checkOverAndUnderflow(ReadOrWriteCdb cdb)

Checks if the LOGICAL BLOCK ADDRESS and TRANSFER LENGTH fields in the passed ReadOrWriteCdb are acceptable. If illegal values are detected, an instance of FieldPointerSenseKeySpecificData describing the problem will be added to the ReadOrWriteCdb's queue-

Parameters:

cdb - a read or write command descriptor block to check

See Also:

CommandDescriptorBlock.getIllegalFieldPointers()