gov.aps.epics.jca.jni
Class JNIContext

java.lang.Object
  |
  +--gov.aps.epics.jca.Context
        |
        +--gov.aps.epics.jca.jni.JNIContext

All Implemented Interfaces:

CaConstants

Direct Known Subclasses:

JNIContextTCE, JNIContextTCI

public abstract class JNIContext

extends Context

Field Summary

protected int	_ctxtID
protected gov.aps.epics.jca.ContextExceptionListener	_exceptionListener
protected gov.aps.epics.jca.ContextMessageListener	_messageListener

Fields inherited from class gov.aps.epics.jca.Context

_contextMap

Fields inherited from interface gov.aps.epics.jca.CaConstants

CA_K_ERROR, CA_K_FATAL, CA_K_INFO, CA_K_SEVERE, CA_K_SUCCESS, CA_K_WARNING, CA_M_ERROR, CA_M_LEVEL, CA_M_MSG_NO, CA_M_SEVERE, CA_M_SEVERITY, CA_M_SUCCESS, CA_OP_ADD_MONITOR, CA_OP_CLEAR_MONITOR, CA_OP_CONN_DOWN, CA_OP_CONN_UP, CA_OP_FIRST, CA_OP_GET, CA_OP_LAST, CA_OP_OTHER, CA_OP_PUT, CA_OP_SEARCH, CA_OP_STRING, CA_V_MSG_NO, CA_V_SEVERITY, CA_V_SUCCESS, CALLBACK_MODE_FIRST, CALLBACK_MODE_LAST, CALLBACK_MODE_STRING, CS_CLOSED, CS_CONN, CS_FIRST, CS_LAST, CS_NEVER_CONN, CS_PREV_CONN, CS_STRING, DBE_ALARM, DBE_LOG, DBE_VALUE, DBR_BYTE, DBR_CTRL_BYTE, DBR_CTRL_DOUBLE, DBR_CTRL_ENUM, DBR_CTRL_FLOAT, DBR_CTRL_INT, DBR_CTRL_SHORT, DBR_CTRL_STRING, DBR_DOUBLE, DBR_ENUM, DBR_FIRST, DBR_FLOAT, DBR_GR_BYTE, DBR_GR_DOUBLE, DBR_GR_FLOAT, DBR_GR_INT, DBR_GR_SHORT, DBR_GR_STRING, DBR_INT, DBR_LABELS_ENUM, DBR_LAST, DBR_PUT_ACKS, DBR_PUT_ACKT, DBR_SHORT, DBR_STRING, DBR_STS_BYTE, DBR_STS_DOUBLE, DBR_STS_ENUM, DBR_STS_FLOAT, DBR_STS_INT, DBR_STS_SHORT, DBR_STS_STRING, DBR_STSACK_STRING, DBR_TIME_BYTE, DBR_TIME_DOUBLE, DBR_TIME_ENUM, DBR_TIME_FLOAT, DBR_TIME_INT, DBR_TIME_SHORT, DBR_TIME_STRING, DBR_TYPE_STRING, DISABLE_PREEMPTIVE_CALLBACK, ECA_ADDFAIL, ECA_ALLOCMEM, ECA_ANACHRONISM, ECA_BADCHID, ECA_BADCOUNT, ECA_BADFUNCPTR, ECA_BADMASK, ECA_BADMONID, ECA_BADPRIORITY, ECA_BADSTR, ECA_BADSYNCGRP, ECA_BADTYPE, ECA_BUILDGET, ECA_CHANDESTROY, ECA_CHIDNOTFND, ECA_CHIDRETRY, ECA_CONN, ECA_DBLCHNL, ECA_DBLCLFAIL, ECA_DEFUNCT, ECA_DISCONN, ECA_DISCONNCHID, ECA_DLCKREST, ECA_EMPTYSTR, ECA_EVDISALLOW, ECA_FIRST, ECA_GETFAIL, ECA_INTERNAL, ECA_IODONE, ECA_IOINPROGRESS, ECA_ISATTACHED, ECA_LAST, ECA_MAXIOC, ECA_MESSAGE_STRING, ECA_NEEDSFP, ECA_NEWADDR, ECA_NEWCONN, ECA_NOCACTX, ECA_NOCAST, ECA_NOCHANMSG, ECA_NOCONVERT, ECA_NORDACCESS, ECA_NOREPEATER, ECA_NORMAL, ECA_NOSEARCHADDR, ECA_NOSUPPORT, ECA_NOTINSERVICE, ECA_NOTTHREADED, ECA_NOWTACCESS, ECA_OVEVFAIL, ECA_PUTCBINPROG, ECA_PUTFAIL, ECA_SERVBEHIND, ECA_SOCK, ECA_STRTOBIG, ECA_TIMEOUT, ECA_TOLARGE, ECA_UKNCHAN, ECA_UKNFIELD, ECA_UKNHOST, ECA_UKNSERV, ENABLE_PREEMPTIVE_CALLBACK, THREAD_CTRL_EXTERNAL, THREAD_CTRL_FIRST, THREAD_CTRL_INTERNAL, THREAD_CTRL_LAST, THREAD_CTRL_STRING

Constructor Summary

JNIContext()

Method Summary

void	attachCurrentThread()
abstract gov.aps.epics.jca.jni.JNIMonitor	ch_addMonitor(int type, int count, gov.aps.epics.jca.jni.JNIChannel ch, gov.aps.epics.jca.MonitorListener l, int mask)
abstract void	ch_arrayGet(gov.aps.epics.jca.dbr.DBR dbr, gov.aps.epics.jca.jni.JNIChannel ch)
abstract void	ch_arrayGet(int type, int count, gov.aps.epics.jca.jni.JNIChannel ch, gov.aps.epics.jca.GetListener l)
abstract void	ch_arrayPut(int type, int count, gov.aps.epics.jca.jni.JNIChannel ch, java.lang.Object value)
abstract void	ch_arrayPut(int type, int count, gov.aps.epics.jca.jni.JNIChannel ch, java.lang.Object value, gov.aps.epics.jca.PutListener l)
abstract gov.aps.epics.jca.jni.JNIChannel	ch_channelCreate(java.lang.String name, gov.aps.epics.jca.ConnectionListener l)
abstract void	ch_channelDestroy(gov.aps.epics.jca.jni.JNIChannel ch)
abstract void	ch_clearMonitor(gov.aps.epics.jca.jni.JNIMonitor monitor)
abstract int	ch_getElementCount(gov.aps.epics.jca.jni.JNIChannel ch)
abstract int	ch_getFieldType(gov.aps.epics.jca.jni.JNIChannel ch)
abstract java.lang.String	ch_getHostName(gov.aps.epics.jca.jni.JNIChannel ch)
abstract boolean	ch_getReadAccess(gov.aps.epics.jca.jni.JNIChannel ch)
abstract int	ch_getState(gov.aps.epics.jca.jni.JNIChannel ch)
abstract boolean	ch_getWriteAccess(gov.aps.epics.jca.jni.JNIChannel ch)
abstract void	ch_setAccessRightsListener(gov.aps.epics.jca.jni.JNIChannel ch, gov.aps.epics.jca.AccessRightsListener l)
abstract void	ch_setConnectionListener(gov.aps.epics.jca.jni.JNIChannel ch, gov.aps.epics.jca.ConnectionListener l)
gov.aps.epics.jca.Channel	createChannel(java.lang.String name, gov.aps.epics.jca.ConnectionListener l) Create a new Channel using this context to access a process variable with a ConnectionListener to receive ConnectionEvent from the newly created Channel.
abstract void	ctxt_attachThread()
abstract int	ctxt_contextCreate(int mode)
abstract void	ctxt_contextDestroy()
abstract void	ctxt_flushIO()
abstract int	ctxt_getCallbackMode()
abstract java.lang.String	ctxt_getName()
abstract int	ctxt_getThreadCtrlMode()
abstract void	ctxt_pendEvent(double time)
abstract void	ctxt_pendIO(double timeout)
abstract void	ctxt_poll()
abstract void	ctxt_setExceptionListener(gov.aps.epics.jca.ContextExceptionListener l)
abstract void	ctxt_setMessageListener(gov.aps.epics.jca.ContextMessageListener l)
abstract boolean	ctxt_testIO()
void	destroy() Destroys the Context and clear all associated ressources.
void	flushIO()
int	getCallbackMode() Returns the Context's callback mode.
gov.aps.epics.jca.ContextExceptionListener	getContextExceptionListener() Returns the ContextExceptionListener registered with the Context.
gov.aps.epics.jca.ContextMessageListener	getContextMessageListener() Returns the ContextMessageListener registered with the Context.
protected int	getCtxtID()
java.lang.String	getName() Returns the name of the Context.
int	getThreadCtrlMode() Returns the Context's thread control mode.
gov.aps.epics.jca.jni.JNIChannel	lookupChannel(int channelID)
void	pendEvent(double time) Process all pending events.
void	pendIO(double timeout) Process all pending IO operations.
void	poll()
void	registerChannel(gov.aps.epics.jca.jni.JNIChannel ch)
void	setContextExceptionListener(gov.aps.epics.jca.ContextExceptionListener l) Sets the ContextExceptionListener which will receive ContextExceptionEvents from this Context.
void	setContextMessageListener(gov.aps.epics.jca.ContextMessageListener l) Sets the ContextMessageListener which will receive ContextMessageEvents from this Context.
protected void	setCtxtID(int ctxtID)
boolean	testIO() Tests if there are some pending IO requests.
void	unregisterChannel(gov.aps.epics.jca.jni.JNIChannel ch)

Methods inherited from class gov.aps.epics.jca.Context

createChannel, dispose, getCallbackModeString, getContextList, getThreadCtrlModeString, lookupContext, printInfo, printInfo, registerContext, unregisterContext

Methods inherited from class java.lang.Object

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

Field Detail

_ctxtID

protected int _ctxtID

_messageListener

protected gov.aps.epics.jca.ContextMessageListener _messageListener

_exceptionListener

protected gov.aps.epics.jca.ContextExceptionListener _exceptionListener

Constructor Detail

JNIContext

public JNIContext()

Method Detail

setCtxtID

protected void setCtxtID(int ctxtID)

getCtxtID

protected int getCtxtID()

getName

public java.lang.String getName()

Description copied from class: Context

Returns the name of the Context.

Specified by:

getName in class Context

getThreadCtrlMode

public int getThreadCtrlMode()

Description copied from class: Context

Returns the Context's thread control mode.

Specified by:

getThreadCtrlMode in class Context

See Also:

CaConstants

getCallbackMode

public int getCallbackMode()

Description copied from class: Context

Returns the Context's callback mode.

Specified by:

getCallbackMode in class Context

See Also:

CaConstants

getContextMessageListener

public gov.aps.epics.jca.ContextMessageListener getContextMessageListener()

Description copied from class: Context

Returns the ContextMessageListener registered with the Context.

Specified by:

getContextMessageListener in class Context

setContextMessageListener

public void setContextMessageListener(gov.aps.epics.jca.ContextMessageListener l)
                               throws CaException

Description copied from class: Context

Sets the ContextMessageListener which will receive ContextMessageEvents from this Context.

Specified by:

setContextMessageListener in class Context

Parameters:

l - the ContextMessageListener.

CaException

getContextExceptionListener

public gov.aps.epics.jca.ContextExceptionListener getContextExceptionListener()

Description copied from class: Context

Returns the ContextExceptionListener registered with the Context.

Specified by:

getContextExceptionListener in class Context

setContextExceptionListener

public void setContextExceptionListener(gov.aps.epics.jca.ContextExceptionListener l)
                                 throws CaException

Description copied from class: Context

Sets the ContextExceptionListener which will receive ContextExceptionEvents from this Context.

Specified by:

setContextExceptionListener in class Context

Parameters:

l - the ContextExceptionListener.

CaException

destroy

public void destroy()
             throws CaException

Description copied from class: Context

Destroys the Context and clear all associated ressources.

Specified by:

destroy in class Context

CaException

createChannel

public gov.aps.epics.jca.Channel createChannel(java.lang.String name,
                                               gov.aps.epics.jca.ConnectionListener l)
                                        throws CaException

Description copied from class: Context

Create a new Channel using this context to access a process variable with a ConnectionListener to receive ConnectionEvent from the newly created Channel.

Specified by:

createChannel in class Context

Parameters:

name - the process variable to connect to.

l - the ConnectionListener.

Returns:

the new Channel.

Throws:

CaException - is thrown if the Context has been destroyed.

pendIO

public void pendIO(double timeout)
            throws CaException

Description copied from class: Context

Process all pending IO operations.

Specified by:

pendIO in class Context

Parameters:

timeout - the timeout limit.

Throws:

CaException - is thrown if all the IO couldn't be processed.

testIO

public boolean testIO()
               throws CaException

Description copied from class: Context

Tests if there are some pending IO requests.

Specified by:

testIO in class Context

CaException

pendEvent

public void pendEvent(double time)
               throws CaException

Description copied from class: Context

Process all pending events.

Specified by:

pendEvent in class Context

Parameters:

time - the time during which the Context will process events.

CaException

poll

public void poll()
          throws CaException

Specified by:

poll in class Context

CaException

flushIO

public void flushIO()
             throws CaException

Specified by:

flushIO in class Context

CaException

attachCurrentThread

public void attachCurrentThread()
                         throws CaException

Specified by:

attachCurrentThread in class Context

CaException

registerChannel

public void registerChannel(gov.aps.epics.jca.jni.JNIChannel ch)

lookupChannel

public gov.aps.epics.jca.jni.JNIChannel lookupChannel(int channelID)

unregisterChannel

public void unregisterChannel(gov.aps.epics.jca.jni.JNIChannel ch)

ctxt_getThreadCtrlMode

public abstract int ctxt_getThreadCtrlMode()

ctxt_getCallbackMode

public abstract int ctxt_getCallbackMode()

ctxt_getName

public abstract java.lang.String ctxt_getName()

ctxt_contextCreate

public abstract int ctxt_contextCreate(int mode)
                                throws CaException

CaException

ctxt_setMessageListener

public abstract void ctxt_setMessageListener(gov.aps.epics.jca.ContextMessageListener l)
                                      throws CaException

CaException

ctxt_setExceptionListener

public abstract void ctxt_setExceptionListener(gov.aps.epics.jca.ContextExceptionListener l)
                                        throws CaException

CaException

ctxt_contextDestroy

public abstract void ctxt_contextDestroy()
                                  throws CaException

CaException

ctxt_pendIO

public abstract void ctxt_pendIO(double timeout)
                          throws CaException

CaException

ctxt_testIO

public abstract boolean ctxt_testIO()
                             throws CaException

CaException

ctxt_pendEvent

public abstract void ctxt_pendEvent(double time)
                             throws CaException

CaException

ctxt_poll

public abstract void ctxt_poll()
                        throws CaException

CaException

ctxt_flushIO

public abstract void ctxt_flushIO()
                           throws CaException

CaException

ctxt_attachThread

public abstract void ctxt_attachThread()
                                throws CaException

CaException

ch_channelCreate

public abstract gov.aps.epics.jca.jni.JNIChannel ch_channelCreate(java.lang.String name,
                                                                  gov.aps.epics.jca.ConnectionListener l)
                                                           throws CaException

CaException

ch_channelDestroy

public abstract void ch_channelDestroy(gov.aps.epics.jca.jni.JNIChannel ch)
                                throws CaException

CaException

ch_setConnectionListener

public abstract void ch_setConnectionListener(gov.aps.epics.jca.jni.JNIChannel ch,
                                              gov.aps.epics.jca.ConnectionListener l)
                                       throws CaException

CaException

ch_setAccessRightsListener

public abstract void ch_setAccessRightsListener(gov.aps.epics.jca.jni.JNIChannel ch,
                                                gov.aps.epics.jca.AccessRightsListener l)
                                         throws CaException

CaException

ch_getFieldType

public abstract int ch_getFieldType(gov.aps.epics.jca.jni.JNIChannel ch)

ch_getElementCount

public abstract int ch_getElementCount(gov.aps.epics.jca.jni.JNIChannel ch)

ch_getState

public abstract int ch_getState(gov.aps.epics.jca.jni.JNIChannel ch)

ch_getHostName

public abstract java.lang.String ch_getHostName(gov.aps.epics.jca.jni.JNIChannel ch)

ch_getReadAccess

public abstract boolean ch_getReadAccess(gov.aps.epics.jca.jni.JNIChannel ch)

ch_getWriteAccess

public abstract boolean ch_getWriteAccess(gov.aps.epics.jca.jni.JNIChannel ch)

ch_arrayPut

public abstract void ch_arrayPut(int type,
                                 int count,
                                 gov.aps.epics.jca.jni.JNIChannel ch,
                                 java.lang.Object value)
                          throws CaException

CaException

ch_arrayPut

public abstract void ch_arrayPut(int type,
                                 int count,
                                 gov.aps.epics.jca.jni.JNIChannel ch,
                                 java.lang.Object value,
                                 gov.aps.epics.jca.PutListener l)
                          throws CaException

CaException

ch_arrayGet

public abstract void ch_arrayGet(gov.aps.epics.jca.dbr.DBR dbr,
                                 gov.aps.epics.jca.jni.JNIChannel ch)
                          throws CaException

CaException

ch_arrayGet

public abstract void ch_arrayGet(int type,
                                 int count,
                                 gov.aps.epics.jca.jni.JNIChannel ch,
                                 gov.aps.epics.jca.GetListener l)
                          throws CaException

CaException

ch_addMonitor

public abstract gov.aps.epics.jca.jni.JNIMonitor ch_addMonitor(int type,
                                                               int count,
                                                               gov.aps.epics.jca.jni.JNIChannel ch,
                                                               gov.aps.epics.jca.MonitorListener l,
                                                               int mask)
                                                        throws CaException

CaException

ch_clearMonitor

public abstract void ch_clearMonitor(gov.aps.epics.jca.jni.JNIMonitor monitor)
                              throws CaException

CaException