• Communications
• Preface
• Notices
  • Trademarks
• About this book
  • Who this book is for
  • What's new?
    • VAST Platform 2023 (version 12.0.0)
  • Conventions used in this book
  • Tell us what you think
• User Guide
  • Communications Subsystem design
    • Dialog layer
    • System layer
    • System interface layer
    • Deciding which layer to use
  • The Communications/Transactions feature in VA Smalltalk
    • Using the dialog layer
      • Adding a Proc Dialog
      • Setting up an APPC conversation
      • Setting up a CICS transaction
      • Setting up a CPI-C conversation
      • Setting up an MQI conversation
      • Setting up an RPC/XDR conversation
      • Specifying function-call details
      • Setting up a TCP/IP socket
      • Using a Proc Dialog in an application
    • Using the system layer
      • Adding a Connection part
      • Adding a Connection Spec part
      • Adding a reception part
      • Connecting and disconnecting (except RPC and CICS)
        • To connect to the remote server
        • To disconnect from the server
      • Sending and receiving data (except RPC and CICS)
        • To send data to the server
        • To receive data from the server
      • Handling errors
      • Using the system layer in an application
    • Using the RPC system layer
      • Adding a RPC Client part
      • Adding a RPC Connection Spec.
      • Executing an RPC transaction
      • Handling errors
    • Using the CICS ECI system layer
      • Adding a CICS Program
      • Adding a CICS Logical Unit of Work
      • Executing a CICS transaction
    • Server programming with VA Smalltalk
  • Communications programming with basic VA Smalltalk
    • The dialog layer
      • AbtConnectionSpec protocol
        • APPC ConnectionSpec
        • CICS ConnectionSpec
        • MQI ConnectionSpec
        • RPC ConnectionSpec
        • TCP/IP ConnectionSpec
      • Dialog protocols
        • Simple dialogs
        • Multi-receive dialogs
        • Multi-send dialogs
        • Proc dialogs
    • The system layer
      • Using the APPC system layer
        • Creating a new local transaction program
        • Establishing a new conversation
        • Sending and receiving messages
        • Detecting errors
        • Using APPC in Windows
        • Using APPC in AIX
      • Using the CICS system layer
        • Creating a transaction (logical unit of work) object
        • Running multiple programs as one LUW
        • Creating a program object
        • Accessing the program
        • Running a program and storing the results
        • Checking for errors
        • Committing and rolling back changes
        • Using CICS in AIX
      • Using the CPI-C system layer
        • Establishing a new conversation
        • Sending and receiving messages
        • Detecting errors
        • Using CPI-C in Windows
        • Using CPI-C IN AIX
      • Using the MQ Series system layer
        • Defining and connecting to a queue manager
        • Defining and opening a queue
        • Querying the queue type
        • Defining a Distribution List
        • Sending and receiving messages
        • Closing the queue
        • Disconnecting from the queue manager
        • MQ Series client and server support
        • Using the AbtMQConnection class
        • Defining an AbtMQConnectionSpec
        • Connecting to a queue manager and opening input and output queues
        • Putting a message to the output queue
        • Reading a message from the input queue
        • Defining a unit of work
        • Disconnecting from the queue manager and closing the queues
      • Using the TCP/IP system layer
        • Defining and connecting a remote host
        • Sending and receiving data
        • Ending the connection
        • Handling Errors
      • Using the RPC/XDR client system layer
        • Defining and connecting to a RPC server
        • Executing the transaction
        • Destroy the client handle
      • Using the RPC/XDR server system layer
        • Defining a RPC server
        • Unregister from PortMapper and destroy the server handle
        • Handling Errors
  • Server programming with basic VA Smalltalk
  • Communications/Transactions feature EHLLAPI support
    • What is EHLLAPI?
    • Why use EHLLAPI?
    • Using EHLLAPI with VA Smalltalk parts
      • Adding a 3270 Screen part
      • Tailoring a 3270 Screen part
      • Using 3270 screens in an application
        • Actions
        • Events
        • Attributes
      • Example program using a 3270 screen part
        • Building the window
        • Tailoring the 3270 Screen part
        • Connecting the parts
    • Using EHLLAPI with Smalltalk code
      • Basic EHLLAPI classes
      • 3270 Terminal example method
• Writing communications applications for the server
  • Writing APPC transaction programs
    • Writing APPC applications for CICS
      • Writing a front-end transaction program for CICS
        • Step 1: Allocating a session to the conversation
        • Step 2: Connecting the partner transaction
        • Step 3: Sending data to the partner transaction
        • Step 4: Receiving data from the partner transaction
        • Step 5: Ending the conversation
      • Writing a back-end transaction program for CICS
        • Step 1: Obtaining the conversation identifier
        • Step 2: Retrieving conversation characteristics
        • Step 3: Receiving data from the front-end transaction
    • Writing APPC applications with the VA Smalltalk APPC classes
      • Writing a front-end transaction program
        • Step 1: Defining a conversation
        • Step 2: Allocating the conversation
        • Step 3: Sending data to the partner transaction
        • Step 4: Receiving data from the partner transaction
        • Step 5: Ending the conversation
      • Writing a back-end transaction program
        • Step 1: Accepting the conversation
        • Step 2: Retrieving conversation characteristics
        • Step 3: Receiving data from the front-end transaction
  • Using MVS CICS options
  • Writing a CPI-C application
    • Writing CPI-C applications for VA Smalltalk Server
      • Writing a front-end transaction program
        • Step 1: Defining a conversation
        • Step 2: Allocating a conversation
        • Step 3: Sending data to the partner transaction
        • Step 4: Receiving data from the partner transaction
        • Step 5: Ending the conversation
      • Writing a back-end transaction
        • Step 1: Accepting the conversation
        • Step 2: Retrieving conversation characteristics
        • Step 3: Receiving data from the front-end transaction
  • Writing an MQSeries application
    • Writing MQSeries applications for VA Smalltalk Server
      • Step 1: Instantiating the connection
      • Step 2: Connecting to the queue manager
      • Step 3: Opening the queue
      • Step 4: Putting messages on a queue
      • Step 5: Getting messages from a queue
      • Step 6: Closing the queue and disconnecting
      • Step 7: Disconnecting from the queue
  • Writing a TCP/IP application
    • Creating a database application that uses TCP/IP to access a server
      • Creating an application
      • Adding database function
      • Defining a client user interface
      • Defining a database record
      • Defining a TCP/IP server
      • Testing your application
• Sample Programs
  • TCP/IP
    • Installing the Communications/Transactions feature's TCP/IP support
    • Using TCP/IP Sockets
      • Building the client application
        • Making the connections
      • Building the server application
        • Defining the attributes
        • Creating the scripts
        • Creating the user interface
        • Making the connections
      • Testing the application
• Parts Reference
  • 3270 HLLAPI
    • 3270 Screen part
      • 3270 Screen Settings -- General
        • Terminal
        • Settle time
        • Key sequence validation string
        • Build records
        • Dump to file
      • 3270 Screen Settings -- Input fields
        • Input fields
      • 3270 Screen Settings -- Output Fields
        • Output field
      • 3270 Screen Attributes
        • inputFields (String)
        • keyString (String)
        • lastError (<className>)
        • self (<className>)
        • settleTime (Integer)
        • shortSessionID (String)
        • terminal (Abt3270Terminal)
      • 3270 Screen Actions
        • clearInput
        • destroyPart
        • disableScreen
        • enableScreen
        • getData
        • press5250PgDown
        • press5250PgUp
        • pressClear
        • pressEnter
        • pressPA: (Integer)
        • pressPF: (Integer)
        • putData:
        • refreshFieldDefs
      • 3270 Screen Events
        • currentScreenUpdated
        • dataRefreshed
        • dataSent
        • destroyedPart
        • fieldDefsRefreshed
        • keySent
        • screenAppears
        • screenChanged
    • 3270 Terminal part
      • 3270 Terminal Attributes
        • cursorPosition (Point)
        • foundPosition (Point)
        • lastError (<className>)
        • self (<className>)
        • sessionID (String)
        • shortSessionID (String)
      • 3270 Terminal Actions
        • destroyPart
        • enter: (String) andWaitForString: (String)
        • enterCommand: (String)
        • findString: (String)
        • key5250PgDown
        • key5250PgUp
        • keyAttn
        • keyBacktab
        • keyClear
        • keyDelete
        • keyDown
        • keyEnter
        • keyEOF
        • keyEraseInput
        • keyHome
        • keyLeft
        • keyPA: (Integer)
        • keyPF: (Integer)
        • keyRight
        • keyTab
        • keyUp
        • setInsertModeOn
        • setInsertModeOff
        • stringAt: (Point) for: (Integer)
        • type: (String)
      • 3270 Terminal Events
        • destroyedPart
        • errorOccurred
        • searchFailed
        • searchSuccessful
  • APPC Category
    • APPC Proc Dialog part
      • APPC Proc Dialog Settings -- Destination
        • Partner TP name
        • Partner LU alias
        • Fully qualified partner LU name
        • Userid
        • Password
        • Security
      • APPC Proc Dialog Settings -- Conversation
        • Local TP name
        • Local LU alias
        • Mode
        • Sync level
        • Return control
      • APPC Proc Dialog Settings -- Data Attributes
        • Code page
        • Buffer length
        • Big endian
      • APPC Proc Dialog Settings -- Records
        • Function language
        • File to Parse
        • Parse
        • Available records
        • Parameter word size
      • APPC Proc Dialog Attributes
        • connection (<className>)
        • connectionSpec (<className>)
        • prototypeSpec
        • self (<className>)
      • APPC Proc Dialog Actions
        • destroyPart
        • execute
      • APPC Proc Dialog Events
        • destroyedPart
    • APPC Conversation part
      • APPC Conversation Attributes
        • aReception (<className>)
        • isConnected (Boolean)
        • lastError (<className>)
        • self (<className>)
      • APPC Conversation Actions
        • confirm
        • confirmed
        • connect
        • destroyPart
        • disconnect
        • receive
        • receiveBuffer
        • receiveWithLengthInData
        • sendBuffer
        • sendErrorDirectionReceived
        • sendIncorporatingLength
        • sendRecord
        • sendString
        • sendStringAsLLAsciiZ
      • APPC Conversation Events
        • confirmReceived
        • connected
        • deallocateReceived
        • destroyedPart
        • disconnected
        • error
        • received
        • receivedCompleteData
        • sendReceived
        • sent
    • APPC Error part
      • APPC Error Attributes
        • codeAsString (String)
        • returnCode (Integer)
      • APPC Error Actions
        • debug
        • display
        • printOn:
    • APPC Connection Spec part
      • APPC Connection Spec Settings - Destination
        • Partner TP name
        • Partner LU alias
        • Fully qualified partner LU name
        • Userid
        • Password
        • Security
      • APPC Connection Spec Settings - Conversation
        • Local TP name
        • Local LU alias
        • Mode
        • Sync level
        • Return control
      • APPC Connection Spec Settings - Data Attributes
      • APPC Connection Spec Attributes
        • bigEndian (Boolean)
        • bufferLength (Integer)
        • codePage (Integer)
        • fqPartnerLUName (String)
        • localLUAlias (String)
        • localTPName (String)
        • mode (String)
        • returnControl (Integer)
        • returnControlString (String)
        • security (Integer)
        • securityString (String)
        • self (<className>)
        • syncLevel (Integer)
        • syncLevelString (String)
        • userID (String)
      • APPC Connection Spec Actions
        • destroyPart
      • APPC Connection Spec Events
        • destroyedPart
    • APPC Receive Buffer part
      • APPC Receive Buffer Settings - General
      • APPC Receive Buffer Attributes
        • asOSByteArray (OSByteArray)
        • contents (ByteArray)
        • contentsAsString (String)
        • conversationType (Integer)
        • length (Integer)
        • self (<className>)
        • whatRcvdData (Integer)
        • whatRcvdStatus (Integer)
        • whatReceivedDataAsString (String)
        • whatReceivedStatusAsString (String)
      • APPC Receive Buffer Actions
        • clearDataBuffer
        • destroyPart
        • free
        • initializeWith
        • initializeWith: (String)
        • putString
        • reset
      • APPC Receive Buffer Events
        • changed
        • confirmReceived
        • deallocateReceived
        • destroyedPart
        • sendReceived
        • statusChanged
  • CICS Category
    • CICS Proc Dialog part
      • CICS Proc Dialog Settings - Destination
        • Transaction ID
        • Program Name
        • Server Name
        • Time out
        • Userid
        • Password
      • CICS Proc Dialog Settings - MVS tab
      • CICS Proc Dialog Settings - Data Attributes
        • Code page
        • Buffer length
        • Big endian
      • CICS Proc Dialog Settings - Records
        • Function language
        • File to Parse
        • Parse
        • Parameter word size
        • Available records
      • CICS Proc Dialog Attributes
        • connection (<className>)
        • connectionSpec (<className>)
        • prototypeSpec
        • self (<className>)
      • CICS Proc Dialog Actions
        • destroyPart
        • execute
      • CICS Proc Dialog Events
        • destroyedPart
    • CICS Logical Unit of Work part
      • CICS Logical Unit of Work Attributes
        • lastError (<className>)
        • LUWToken (Integer)
        • self (<className>)
      • CICS Logical Unit of Work Actions
        • Begin
        • commit
        • destroyPart
        • Rollback
      • CICS Logical Unit of Work Events
        • BackedOut
        • Committed
        • destroyedPart
        • ErrorOccurred
    • CICS Program part
      • CICS Program Settings - Destination
        • Transaction ID
        • Program Name
        • Server Name
        • Time out
        • Userid
        • Password
      • CICS Program Settings - MVS tab
      • CICS Program Attributes
        • lastError (<className>)
        • programName (String)
        • self (<className>)
        • serverName (String)
        • timeOut (Integer)
        • transactionID (String)
        • userID (String)
      • CICS Program Actions
        • destroyPart
        • executeProgram
      • CICS Program Events
        • destroyedPart
        • ErrorOccurred
        • executed
  • CPI-C Category
    • CPI-C Proc Dialog part
      • CPI-C Proc Dialog Settings - Destination
        • Partner TP name
        • Partner LU alias
        • Symbolic destination
        • Userid
        • Password
        • Security
        • Mode
        • Sync level
        • Return control
      • CPI-C Proc Dialog Settings - Data Attributes
        • Code page
        • Buffer length
        • Big endian
      • CPI-C Proc Dialog Settings - Records
        • Function language
          • Parse
        • Parameter word size
        • Available records
      • CPI-C Proc Dialog Attributes
        • connection (<className>)
        • connectionSpec (<className>)
        • prototypeSpec
        • self (<className>)
      • CPI-C Proc Dialog Actions
        • destroyPart
        • execute
      • CPI-C Proc Dialog Events
        • destroyedPart
    • CPI-C Conversation part
      • CPI-C Conversation Attributes
        • aReception (<className>)
        • connectionSpec (<className>)
        • isConnected (Boolean)
        • lastError (<className>)
        • self (<className>)
        • stateAsString (String)
      • CPI-C Conversation Actions
        • confirm
        • confirmed
        • connect
        • destroyPart
        • disconnect
        • receive
        • receiveBuffer
        • receiveWithLengthInData
        • sendBuffer
        • sendErrorDirectionReceived
        • sendIncorporatingLength
        • sendRecord
        • sendString
        • sendStringAsLLAsciiZ
      • CPI-C Conversation Events
        • connected
        • destroyedPart
        • disconnected
        • error
        • received
        • receivedCompleteData
        • sent
    • CPI-C Connection Spec part
      • CPI-C Connection Spec Settings - Destination
        • Partner TP name
        • Partner LU alias
        • Symbolic destination
        • Userid
        • Password
        • Security
        • Mode
        • Sync level
        • Return control
      • CPI-C Connection Spec Settings - Data Attributes
        • Code page
        • Buffer length
        • Big endian
      • CPI-C Connection Spec Attributes
        • bigEndian (Boolean)
        • bufferLength (Integer)
        • codePage (Integer)
        • conversationType (Integer)
        • fill (Integer)
        • mode (String)
        • returnControl (Integer)
        • returnControlString (String)
        • security (Integer)
        • securityString (String)
        • self (<className>)
        • symDestName (String)
        • syncLevel (Integer)
        • syncLevelString (String)
        • userID (String)
      • CPI-C Connection Spec Actions
        • destroyPart
      • CPI-C Connection Spec Events
        • destroyedPart
    • CPI-C Receive Buffer part
      • CPI-C Receive Buffer Settings - General
      • CPI-C Receive Buffer Attributes
        • asOSByteArray (OSByteArray)
        • contents (ByteArray)
        • contentsAsString (String)
        • conversationType (Integer)
        • dataReceived (Integer)
        • dataReceivedAsString (String)
        • length (Integer)
        • self (<className>)
        • statusReceived (Integer)
        • statusReceivedAsString (String)
      • CPI-C Receive Buffer Actions
        • clearDataBuffer
        • destroyPart
        • free
        • initializeWith
        • initializeWith: (String)
        • putString
        • reset
      • CPI-C Receive Buffer Events
        • changed
        • confirmReceived
        • deallocateReceived
        • destroyedPart
        • requestToSendReceived
        • sendReceived
        • stateChanged
  • MQSeries Category
    • MQSeries Proc Dialog part
      • MQSeries Proc Dialog Settings -- General
        • Queue manager name
        • Request Queue name
        • Reply Queue name
        • Alternate user ID
        • Sync point processing
        • Server
      • MQSeries Proc Dialog Settings -- Records
        • Function language
        • File name
          • Parse
        • Parameter word size
        • Available
      • MQSeries Proc Dialog Attributes
        • connection (AbtMQConnection)
        • connectionSpec (AbtMQSeriesConnectionSpec)
        • prototypeSpec
        • self (<className>)
      • MQSeries Proc Dialog Actions
        • destroyPart
        • execute
      • MQSeries Proc Dialog Events
        • destroyedPart
    • MQSeries Connection part
      • MQSeries Connection Attributes
        • lastError (AbtMQError)
        • replyQueue (AbtMQqueue)
        • replyQueueAsList (MQ Series Distribution List
        • requestQueue (AbtMQqueue)
        • requestQueueAsList (MQ Series Distribution List)
        • self (<className>)
        • server (Boolean)
      • MQSeries Connection Actions
        • backout
        • commit
        • connect
        • destroyPart
        • disconnect
        • get
        • putReply
        • putRequest
      • MQSeries Connection Events
        • backedout
        • committed
        • connected
        • destroyedPart
        • disconnected
        • error
    • MQSeries Connection Spec part
      • MQSeries Connection Spec -- General
        • Queue manager name
        • Request queue name
        • Reply queue name
        • Alternate user id
        • Sync point processing
        • Server
      • MQ Series Connection Spec - Distribution List
        • Distribution List tab for MQ Series Connection Specification
        • Distribution List
        • Queue Manager Name
        • Queue Name
      • MQSeries Connection Spec Attributes
        • bigEndian (Boolean)
        • codePage (Integer)
        • queueManagerName (String)
        • replyQueue (String)
        • requestQueue (String)
        • server (Boolean)
        • self (<className>)
        • syncPoint (Boolean)
        • userID (String)
      • MQSeries Connection Spec Actions
        • destroyPart
      • MQSeries Connection Spec Events
        • destroyedPart
    • MQSeries Message part
      • MQSeries Message Settings - General
        • Buffer length
      • MQSeries Message Attributes
        • asOSByteArray (OSByteArray)
        • contents (ByteArray)
        • contentsAsString (String)
        • length (Integer)
        • self (<className>)
      • MQSeries Message Actions
        • clearDataBuffer
        • destroyPart
        • free
        • initializeWith
        • putString
        • reset
      • MQSeries Message Events
        • changed
        • destroyedPart
  • TCP/IP Category
    • RPC Connection Specification part
      • RPC Connection Spec Settings - Program Information
        • Program Number
        • Program Version
      • RPC Connection Spec Settings- Network Information
        • Network Type
        • Vendor
        • Server Name
      • RPC Connection Specification Attributes
        • bigEndian (Boolean)
        • codePage (Integer)
        • connection (<className>)
        • netWorkType (String)
        • pdfn (String)
        • programNumber (Integer)
        • programVersion (Integer)
        • self (<className>)
        • serverName (String)
        • vendor (String)
      • RPC Connection Specification Actions
        • destroyPart
        • execute
      • RPC Connection Specification Events
        • destroyedPart
    • RPC Client part
      • RPC Client Attributes
        • connectionSpec (<className>)
        • functionNumber
        • inputRecord (String)
        • isConnected (Boolean)
        • lastError (AbtRPCError)
        • outputRecord (String)
        • self (<className>)
        • timeOut (Integer)
      • RPC Client Actions
        • connect
        • destroyPart
        • disconnect
        • execute
        • receive
        • receiveBuffer
        • receiveWithLengthInData
        • sendBuffer
        • sendIncorporatingLength
        • sendRecord
        • sendString
        • sendStringAsLLAsciiZ
      • RPC Client Events
        • connected
        • destroyedPart
        • disconnected
        • received
        • receivedCompleteData
        • sent
    • RPC Proc Dialog part
      • RPC Proc Dialog Settings - Program Information
        • Program Number
        • Program Version
      • RPC Proc Dialog Settings - Network Information
        • Network Type
        • Vendor
        • Server Name
      • RPC Proc Dialog Settings - Data Attributes
        • Code page
        • Buffer length
        • Big endian
      • RPC Proc Dialog Settings - Records
        • Function language
        • File name
          • Parse
        • Parameter word size
        • Available records
        • Alignment
      • RPC Proc Dialog Attributes
        • connection (AbtRPCClient)
        • connectionSpec (AbtRPCConnectionSpec)
        • prototypeSpec
        • self (<className>)
      • RPC Proc Dialog Actions
        • destroyPart
        • execute
      • RPC Proc Dialog Events
        • destroyedPart
    • TCP/IP Proc Dialog part
      • TCP/IP Proc Dialog Settings -- Destination
        • Hostname
        • Port number
      • TCP/IP Proc Dialog Settings -- Data Attributes
        • Code page
        • Buffer length
        • Big endian
      • TCP/IP Proc Dialog Settings -- Records
        • Function language
        • File name
          • Parse
        • Parameter word size
        • Available
        • Alignment
      • TCP/IP Proc Dialog Attributes
        • connection (AbtSocket)
        • connectionSpec (AbtTCPConnectionSpec)
        • prototypeSpec
        • self
      • TCP/IP Proc Dialog Actions
        • destroyPart
        • execute
      • TCP/IP Proc Dialog Events
        • destroyedPart
    • TCP/IP Socket part
      • TCP/IP Socket Attributes
        • isConnected (Boolean)
        • lastError (AbtTCPError)
        • self (<className>)
      • TCP/IP Socket Actions
        • connect
        • destroyPart
        • disconnect
        • receive
        • receiveBuffer
        • receiveWithLengthInData
        • sendBuffer
        • sendIncorporatingLength
        • sendRecord
        • sendString
        • sendStringAsLLAsciiZ
      • TCP/IP Socket Events
        • destroyedPart
        • received
        • receivedCompleteData
        • sent
    • TCP/IP Connection Spec part
      • TCP/IP Connection Spec Settings -- Destination
        • Hostname
        • Port number
      • TCP/IP Connection Spec Settings -- Data Attributes
        • Code page
        • Buffer length
        • Big endian
      • TCP/IP Connection Spec Attributes
        • bigEndian (Boolean)
        • bufferLength (Integer)
        • codePage (Integer)
        • hostID (String)
        • hostType (Symbol)
        • port (Integer)
        • self (<className>)
      • TCP/IP Connection Spec Actions
        • destroyPart
      • TCP/IP Connection Spec Events
        • destroyedPart
    • Buffer part
      • Buffer Settings -- General
        • Buffer length
      • Buffer Attributes
        • asOSByteArray (OSByteArray)
        • contents (ByteArray)
        • contentsAsString (String)
        • length (Integer)
        • self (<className>)
      • Buffer Actions
        • clearDataBuffer
        • destroyPart
        • free
        • initializeWith
        • putString
        • reset
      • Buffer Events
        • changed
        • destroyedPart
• Appendices
  • Support for multiple vendors and software versions
    • Support for IBM and Attachmate on Windows
    • Support for SNA Server on AIX
  • Communicating over networks
    • Working with procedure dialogs
      • Overview of procedure dialogs
      • Adding and defining procedure dialogs
      • Connecting to procedure dialogs
    • Communicating with 3270-based applications
      • Overview of communicating with a 3270-based application
      • Adding and defining 3270 Screen parts
      • Connecting to 3270 Screen parts
    • Building a network connection
      • Overview of building a network connection
        • Connection
        • Connection spec
      • Adding network communication links
      • Connecting to a network connection part
        • Connecting to a server
        • Sending data to the server
        • Receiving data from the server
        • Disconnect from the server
  • Pop-up menu for parts in the Communication Category
• Index

Communications/Transactions

Communications

Preface

Notices

Trademarks

About this book

Who this book is for

What's new?

Conventions used in this book

Tell us what you think

User Guide

Communications Subsystem design

Dialog layer

System layer

System interface layer

Deciding which layer to use

The Communications/Transactions feature in VA Smalltalk

Using the dialog layer

Adding a Proc Dialog

Setting up an APPC conversation

Setting up a CICS transaction

Setting up a CPI-C conversation

Setting up an MQI conversation

Setting up an RPC/XDR conversation

Specifying function-call details

Setting up a TCP/IP socket

Using a Proc Dialog in an application

Using the system layer

Adding a Connection part

Adding a Connection Spec part

Adding a reception part

Connecting and disconnecting (except RPC and CICS)

Sending and receiving data (except RPC and CICS)

Handling errors

Using the system layer in an application

Using the RPC system layer

Adding a RPC Client part

Adding a RPC Connection Spec.

Executing an RPC transaction

Handling errors

Using the CICS ECI system layer

Adding a CICS Program

Adding a CICS Logical Unit of Work

Executing a CICS transaction

Server programming with VA Smalltalk

Communications programming with basic VA Smalltalk

The dialog layer

AbtConnectionSpec protocol

Dialog protocols

The system layer

Using the APPC system layer

Using the CICS system layer

Using the CPI-C system layer

Using the MQ Series system layer

Using the TCP/IP system layer

Using the RPC/XDR client system layer

Using the RPC/XDR server system layer

Server programming with basic VA Smalltalk

Communications/Transactions feature EHLLAPI support

What is EHLLAPI?

Why use EHLLAPI?

Using EHLLAPI with VA Smalltalk parts

Adding a 3270 Screen part

Tailoring a 3270 Screen part

Using 3270 screens in an application

Example program using a 3270 screen part

Using EHLLAPI with Smalltalk code

Basic EHLLAPI classes

3270 Terminal example method

Writing communications applications for the server

Writing APPC transaction programs

Writing APPC applications for CICS

Writing a front-end transaction program for CICS

Writing a back-end transaction program for CICS

Writing APPC applications with the VA Smalltalk APPC classes

Writing a front-end transaction program

Writing a back-end transaction program

Using MVS CICS options

Writing a CPI-C application

Writing CPI-C applications for VA Smalltalk Server

Writing a front-end transaction program

Writing a back-end transaction

Writing an MQSeries application

Writing MQSeries applications for VA Smalltalk Server

Step 1: Instantiating the connection

Step 2: Connecting to the queue manager

Step 3: Opening the queue

Step 4: Putting messages on a queue

Step 5: Getting messages from a queue

Step 6: Closing the queue and disconnecting

Step 7: Disconnecting from the queue

Writing a TCP/IP application

Creating a database application that uses TCP/IP to access a server

Creating an application

Adding database function

Defining a client user interface

Defining a database record

Defining a TCP/IP server

Testing your application

Sample Programs

TCP/IP

Installing the Communications/Transactions feature's TCP/IP support

Using TCP/IP Sockets

Building the client application

Building the server application

Testing the application

Parts Reference

3270 HLLAPI

3270 Screen part

3270 Screen Settings -- General

3270 Screen Settings -- Input fields

3270 Screen Settings -- Output Fields

3270 Screen Attributes

3270 Screen Actions

3270 Screen Events

3270 Terminal part

APPC Category

APPC Proc Dialog part

APPC Proc Dialog Settings -- Destination

APPC Proc Dialog Settings -- Conversation

APPC Proc Dialog Settings -- Data Attributes

APPC Proc Dialog Settings -- Records

APPC Proc Dialog Attributes

APPC Proc Dialog Actions

APPC Proc Dialog Events

APPC Conversation part

APPC Conversation Attributes

APPC Conversation Actions

APPC Conversation Events

APPC Error part

APPC Error Attributes

APPC Error Actions

APPC Connection Spec part

APPC Connection Spec Settings - Destination

APPC Connection Spec Settings - Conversation

APPC Connection Spec Settings - Data Attributes

APPC Connection Spec Attributes

APPC Connection Spec Actions

APPC Connection Spec Events

APPC Receive Buffer part

APPC Receive Buffer Settings - General

APPC Receive Buffer Attributes

APPC Receive Buffer Actions

APPC Receive Buffer Events

CICS Category

CICS Proc Dialog part

CICS Proc Dialog Settings - Destination

CICS Proc Dialog Settings - MVS tab

CICS Proc Dialog Settings - Data Attributes

CICS Proc Dialog Settings - Records

CICS Proc Dialog Attributes

CICS Proc Dialog Actions

CICS Proc Dialog Events

CICS Logical Unit of Work part

CICS Logical Unit of Work Attributes

CICS Logical Unit of Work Actions

CICS Logical Unit of Work Events

CICS Program part

CICS Program Settings - Destination

CICS Program Settings - MVS tab

CICS Program Attributes

CICS Program Actions

CICS Program Events

CPI-C Category

CPI-C Proc Dialog part

CPI-C Proc Dialog Settings - Destination

CPI-C Proc Dialog Settings - Data Attributes

CPI-C Proc Dialog Settings - Records

CPI-C Proc Dialog Attributes

CPI-C Proc Dialog Actions

CPI-C Proc Dialog Events

CPI-C Conversation part

CPI-C Conversation Attributes

CPI-C Conversation Actions

CPI-C Conversation Events

CPI-C Connection Spec part

CPI-C Connection Spec Settings - Destination

CPI-C Connection Spec Settings - Data Attributes

CPI-C Connection Spec Attributes

CPI-C Connection Spec Actions

CPI-C Connection Spec Events

CPI-C Receive Buffer part

CPI-C Receive Buffer Settings - General

CPI-C Receive Buffer Attributes

CPI-C Receive Buffer Actions

CPI-C Receive Buffer Events

MQSeries Category

MQSeries Proc Dialog part

MQSeries Proc Dialog Settings -- General

MQSeries Proc Dialog Settings -- Records

MQSeries Proc Dialog Attributes

MQSeries Proc Dialog Actions

MQSeries Proc Dialog Events

MQSeries Connection part

MQSeries Connection Attributes

MQSeries Connection Actions

MQSeries Connection Events

MQSeries Connection Spec part

MQSeries Connection Spec -- General

MQ Series Connection Spec - Distribution List

MQSeries Connection Spec Attributes

MQSeries Connection Spec Actions

MQSeries Connection Spec Events

MQSeries Message part

MQSeries Message Settings - General

MQSeries Message Attributes

MQSeries Message Actions

MQSeries Message Events

TCP/IP Category

RPC Connection Specification part

RPC Connection Spec Settings - Program Information

RPC Connection Spec Settings- Network Information

RPC Connection Specification Attributes

RPC Connection Specification Actions

RPC Connection Specification Events

RPC Client part

RPC Client Attributes

RPC Client Actions

RPC Client Events

RPC Proc Dialog part

RPC Proc Dialog Settings - Program Information

RPC Proc Dialog Settings - Network Information

RPC Proc Dialog Attributes

RPC Proc Dialog Actions

RPC Proc Dialog Events

TCP/IP Proc Dialog part

TCP/IP Proc Dialog Settings -- Destination

TCP/IP Proc Dialog Settings -- Data Attributes

TCP/IP Proc Dialog Settings -- Records

TCP/IP Proc Dialog Attributes

TCP/IP Proc Dialog Actions

TCP/IP Proc Dialog Events

TCP/IP Socket part

TCP/IP Socket Attributes

TCP/IP Socket Actions

TCP/IP Socket Events

TCP/IP Connection Spec part

TCP/IP Connection Spec Settings -- Destination

TCP/IP Connection Spec Settings -- Data Attributes

TCP/IP Connection Spec Attributes

TCP/IP Connection Spec Actions

TCP/IP Connection Spec Events

Buffer part

Buffer Settings -- General

Buffer Attributes

Buffer Actions

Buffer Events

Appendices

Support for multiple vendors and software versions

Support for IBM and Attachmate on Windows

Support for SNA Server on AIX

Communicating over networks

Working with procedure dialogs

Overview of procedure dialogs

Adding and defining procedure dialogs

Connecting to procedure dialogs

Communicating with 3270-based applications

Overview of communicating with a 3270-based application

Adding and defining 3270 Screen parts

Connecting to 3270 Screen parts

Building a network connection

Overview of building a network connection

Adding network communication links

Connecting to a network connection part

Pop-up menu for parts in the Communication Category

Index