Package com.iizix.term.remote
Class RemoteHostSession
- java.lang.Object
- com.iizix.term.remote.RemoteHostSession
 
- All Implemented Interfaces:
- HostScreenListener,- HostSessionListener,- HostSessionOwner,- IPreSendHostSessionProps,- RemoteHostSessionListener
 - public class RemoteHostSession extends java.lang.Object implements HostSessionOwner, IPreSendHostSessionProps, RemoteHostSessionListener, HostScreenListener The host screen changes.- Author:
- Christopher Mindus
 
- Field Summary- Fields - Modifier and Type - Field - Description - boolean- isVerboseThe verbose flag.
 - Constructor Summary- Constructors - Constructor - Description - RemoteHostSession(Worker worker, HostSessionProps props, boolean needFields, boolean needPopupWindows)Creates a remote host session controller instance.
 - Method Summary- All Methods Instance Methods Concrete Methods - Modifier and Type - Method - Description - void- attachHostSession(HostSession hostSession, java.lang.Runnable stateChangedListener)Attaches a host session to this instance.- void- detachHostSession()Detaches from the host session.- HostSession- getHostSession()Gets the host session.- SessionInfo- getSessionInfo()Gets the SessionInfo.- Worker- getWorker()Gets the worker of the session.- void- onConnectChange(HostSessionPeer peer, boolean connected)Notifies the session of a connect state change.- void- onCursorChanged(int x, int y)The cursor position has changed.- void- onCursorPositionChange(HostSessionPeer peer, int x, int y)Notifies the session that the cursor position has changed.- void- onFieldChange(HostSessionPeer peer)Notifies the session that fields have changed.- int- onHostDataStreamProcessing(HostSessionPeer peer, boolean isEntering)Called when the datastream enters or exits processing.- void- onHostDataStreamProcessing(HostSessionPeer peer, boolean isEntering, int updates)N/A.- void- onHostPrintPage(HostSessionPeer peer)Called when a host printer needs printing of a new page.- void- onPreSend(HostSessionProps props)Called prior to sending the transaction update to the other party.- void- onScreenChange(HostSessionPeer peer, int beginPos, int endPos)Notifies the session of a screen change.- void- onScreenChange(HostSessionPeer peer, int begin, int end, char[] chars, byte[] attr1, byte[] attr2)Notifies the session of a screen change.- void- onScreenChanged(int begin, int end)The screen has changed between two points in a wrapping fashion.- void- onScreenClear()The display has been cleared, i.e.- void- onScreenSizeChange(HostSessionPeer peer, int cx, int cy)Notifies the session that the screen size has changed.- void- onScreenSizeChanged(int cx, int cy)The screen size has changed.- void- onSessionFailure(HostSessionPeer peer, java.lang.Throwable exception)Called when a session has had a failure.- void- onStateChange(HostSessionPeer peer)Notifies the session of a state change (such as insert mode, lock state, error state).- java.lang.String- performTerminalCopy(int x, int y, int cx, int cy)Performs a copy operation to a clip board string for terminal screen.- boolean- printSession(HostSessionPeer peer)Called when the host (mainframe) has issued a Print Session (Print Local Copy).- void- soundAlarm(HostSessionPeer peer)Sound alarm on the client.
 
- Constructor Detail- RemoteHostSession- public RemoteHostSession(Worker worker, HostSessionProps props, boolean needFields, boolean needPopupWindows) Creates a remote host session controller instance.- Parameters:
- worker- The worker for the session.
- props- The host session properties.
- needFields- Changes in fields are of interest or not.
- needPopupWindows- Changes in pop-up windows are of interest or not.
 
 
 - Method Detail- attachHostSession- public void attachHostSession(HostSession hostSession, java.lang.Runnable stateChangedListener) Attaches a host session to this instance.- Parameters:
- hostSession- The host session instance.
- stateChangedListener- The state change listener, null for none.
 
 - detachHostSession- public void detachHostSession() Detaches from the host session.
 - onPreSend- public void onPreSend(HostSessionProps props) Called prior to sending the transaction update to the other party. Using this method, an implementing class can add additional data at the last moment.- Specified by:
- onPreSendin interface- IPreSendHostSessionProps
- Parameters:
- props- The host session properties.
 
 - getHostSession- public HostSession getHostSession() Gets the host session.- Returns:
- The host session, null if not created.
 
 - onScreenClear- public void onScreenClear() The display has been cleared, i.e. entire screen blanked with spaces and default color.- Specified by:
- onScreenClearin interface- HostScreenListener
 
 - onCursorChanged- public void onCursorChanged(int x, int y)The cursor position has changed.- Specified by:
- onCursorChangedin interface- HostScreenListener
- Parameters:
- x- X position on screen.
- y- Y position on screen.
 
 - onScreenChanged- public void onScreenChanged(int begin, int end)The screen has changed between two points in a wrapping fashion.- Specified by:
- onScreenChangedin interface- HostScreenListener
- Parameters:
- begin- The beginning position.
- end- The end position (inclusive).
 
 - onScreenSizeChanged- public void onScreenSizeChanged(int cx, int cy)The screen size has changed.- Specified by:
- onScreenSizeChangedin interface- HostScreenListener
- Parameters:
- cx- The new width.
- cy- The new height.
 
 - onScreenChange- public void onScreenChange(HostSessionPeer peer, int beginPos, int endPos) Notifies the session of a screen change.- Specified by:
- onScreenChangein interface- HostSessionListener
 
 - onScreenChange- public void onScreenChange(HostSessionPeer peer, int begin, int end, char[] chars, byte[] attr1, byte[] attr2) Notifies the session of a screen change.- Specified by:
- onScreenChangein interface- RemoteHostSessionListener
- Parameters:
- peer- Host session peer.
- begin- Begin position, zero based.
- end- Ending position, zero-based (inclusive).
- chars- Characters data.
- attr1- Normal attribute array.
- attr2- Extended attribute array.
 
 - onFieldChange- public void onFieldChange(HostSessionPeer peer) Notifies the session that fields have changed.- Specified by:
- onFieldChangein interface- HostSessionListener
 
 - onScreenSizeChange- public void onScreenSizeChange(HostSessionPeer peer, int cx, int cy) Notifies the session that the screen size has changed.- Specified by:
- onScreenSizeChangein interface- HostSessionListener
 
 - onCursorPositionChange- public void onCursorPositionChange(HostSessionPeer peer, int x, int y) Notifies the session that the cursor position has changed.- Specified by:
- onCursorPositionChangein interface- HostSessionListener
 
 - onConnectChange- public void onConnectChange(HostSessionPeer peer, boolean connected) Notifies the session of a connect state change.- Specified by:
- onConnectChangein interface- HostSessionListener
 
 - onStateChange- public void onStateChange(HostSessionPeer peer) Notifies the session of a state change (such as insert mode, lock state, error state).- Specified by:
- onStateChangein interface- HostSessionListener
 
 - onSessionFailure- public void onSessionFailure(HostSessionPeer peer, java.lang.Throwable exception) Called when a session has had a failure.- Specified by:
- onSessionFailurein interface- HostSessionListener
 
 - soundAlarm- public void soundAlarm(HostSessionPeer peer) Sound alarm on the client.- Specified by:
- soundAlarmin interface- HostSessionListener
 
 - onHostDataStreamProcessing- public int onHostDataStreamProcessing(HostSessionPeer peer, boolean isEntering) Called when the datastream enters or exits processing. This enables the owner to "group" multiple notification events together.- Specified by:
- onHostDataStreamProcessingin interface- HostSessionOwner
- Parameters:
- peer- The peer.
- isEntering- Flag for entering or exiting.
- Returns:
- Bit flags 0x01 = characters changed, 0x02=fields changed.
 
 - onHostPrintPage- public void onHostPrintPage(HostSessionPeer peer) Called when a host printer needs printing of a new page.- Specified by:
- onHostPrintPagein interface- HostSessionOwner
- Parameters:
- peer- The peer.
 
 - printSession- public boolean printSession(HostSessionPeer peer) Called when the host (mainframe) has issued a Print Session (Print Local Copy).- Specified by:
- printSessionin interface- HostSessionOwner
- Parameters:
- peer- The peer.
- Returns:
- true for success, false for cancel.
 
 - getWorker- public Worker getWorker() Gets the worker of the session.- Specified by:
- getWorkerin interface- HostSessionOwner
- Returns:
- The worker.
 
 - getSessionInfo- public SessionInfo getSessionInfo() Gets the SessionInfo.- Specified by:
- getSessionInfoin interface- HostSessionOwner
- Returns:
- The session info, never null.
 
 - performTerminalCopy- public java.lang.String performTerminalCopy(int x, int y, int cx, int cy)Performs a copy operation to a clip board string for terminal screen.- Parameters:
- x- X position.
- y- Y position.
- cx- Width.
- cy- Height.
- Returns:
- null if the operation could not be completed due to invalid host session or parameters.
 
 - onHostDataStreamProcessing- public void onHostDataStreamProcessing(HostSessionPeer peer, boolean isEntering, int updates) N/A.- Specified by:
- onHostDataStreamProcessingin interface- HostSessionListener
- Parameters:
- peer- The peer.
- isEntering- The state of processing (true=before, false=after).
- updates- What has been updated on screen (bit flag: 0x01=characters, 0x02=fields).