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Can't Extend Basic Media Service

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Can't Extend Basic Media Service
Answer
12/29/11 11:51 AM
Hi All,
 
  I am having Call Manager 7.1. I am trying to send DTMF signals after the call is connected and then receive the signal ..and then depeding upon the signal recieved, I have to proceed with further tasks. But currently I am stuck as I am not able to extend the BasicMediaService class. Its showing me an error. Can you please help. I am atttaching the code snippet.
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

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<font size="2" color="#7f0055"><font size="2" color="#7f0055">
import
</font></font><font size="2" color="#7f0055">
 
</font>
 
javax.sound.sampled.*;
<font size="2" color="#7f0055"><font size="2" color="#7f0055">
import
</font></font><font size="2" color="#7f0055">
 
</font>
 
javax.telephony.Provider;
<font size="2" color="#7f0055"><font size="2" color="#7f0055">
import
</font></font><font size="2" color="#7f0055">
 
</font>
 
javax.telephony.JtapiPeer;
<font size="2" color="#7f0055"><font size="2" color="#7f0055">
import
</font></font><font size="2" color="#7f0055">
 
</font>
 
javax.telephony.JtapiPeerFactory;
 

<font size="2" color="#7f0055"><font size="2" color="#7f0055">
import
</font></font><font size="2" color="#7f0055">
 
</font>
 
javax.telephony.*;
<font size="2" color="#7f0055"><font size="2" color="#7f0055">
import
</font></font><font size="2" color="#7f0055">
 
</font>
 
javax.telephony.media.*;
<font size="2" color="#7f0055"><font size="2" color="#7f0055">
import
</font></font><font size="2" color="#7f0055">
 
</font>
 
javax.telephony.media.MediaTerminalConnection;
<font size="2" color="#7f0055"><font size="2" color="#7f0055">
import
</font></font><font size="2" color="#7f0055">
 
</font>
 
javax.telephony.media.events.MediaTermConnAvailableEv;
<font size="2" color="#7f0055"><font size="2" color="#7f0055">
import
</font></font><font size="2" color="#7f0055">
 
</font>
 
javax.telephony.media.events.MediaTermConnUnavailableEv;
<font size="2" color="#7f0055"><font size="2" color="#7f0055">
import
</font></font><font size="2" color="#7f0055">
 
</font>
 
javax.telephony.media.events.MediaTermConnDtmfEv;
<font size="2" color="#7f0055"><font size="2" color="#7f0055">
import
</font></font><font size="2" color="#7f0055">
 
</font>
 
javax.telephony.events.*;
<font size="2" color="#7f0055"><font size="2" color="#7f0055">
import
</font></font><font size="2" color="#7f0055">
 
</font>
 
javax.telephony.callcontrol.*;
<font size="2" color="#7f0055"><font size="2" color="#7f0055">
import
</font></font><font size="2" color="#7f0055">
 
</font>
 
javax.telephony.callcontrol.events.*;
<font size="2" color="#7f0055"><font size="2" color="#7f0055">
import
</font></font><font size="2" color="#7f0055">
 
</font>
 
java.net.URL;
<font size="2" color="#7f0055"><font size="2" color="#7f0055">
import
</font></font><font size="2" color="#7f0055">
 
</font>
 
javax.telephony.media.capabilities.*;
<font size="2" color="#7f0055"><font size="2" color="#7f0055">
class
</font></font><font size="2" color="#7f0055">
 
</font>
 
sendDTMFSignal extends BasicMediaService implements
MediaTerminalConnection
 
 
{
 
<font size="2">
 
</font>
 
public
sendDTMFSignal(MediaProvider mp){<font size="2">
 
</font>
 
super
(mp);
}
 
<font size="2">
 
</font>
 
public void
callChangedEvent(CallEv[] evlist) {<font size="2">
 
</font>
 
int
state = 0;
TerminalConnection termconn;
String name;
 
<font size="2">
 
</font>
 
for (int i = 0; i < evlist.length
; i++) {
CallEv ev=evlist;
TerminalConnection tc = ((TermConnEv)ev).getTerminalConnection();
MediaTerminalConnection mtc = (MediaTerminalConnection)tc;
<font size="2">
 
</font>
 
if (evlist instanceof
TermConnEv) {<font size="2">
termconn =
</font>
 
null
;<font size="2">
mtc =
</font>
 
null
;<font size="2">
name =
</font>
 
null
;
 
<font size="2">
 
</font>
 
try
{
TermConnEv tcev = (TermConnEv)evlist;
termconn = tcev.getTerminalConnection();
Terminal term = termconn.getTerminal();
name = term.getName();
<font size="2">
}
</font>
 
catch
(Exception excp) {<font size="2">
 
</font>
 
// Handle exceptions.
<font size="2">
System.
</font>
 
out.println( "hata1 -->> "
+excp);
}
 
<font size="2">
String msg =
</font>
 
"TerminalConnection to Terminal: " + name + " is "
;<font size="2">
 
</font>
 
if(evlist instanceof
TermConnCreatedEv){
 
<font size="2">
 
</font>
 
try
{
 
<font size="2">
}
</font>
 
catch
(Exception excp) {<font size="2">
System.
</font>
 
out.println("url hata"
+excp);
}
}
<font size="2">
 
</font>
 
if (evlist.getID()==MediaTermConnAvailableEv.ID
) {<font size="2">
System.
</font>
 
out.println(msg + "AKT&#304;VE"
);<font size="2">
System.
</font>
 
out.println("Media Available..."
);<font size="2">
 
</font>
 
try
{
 
<font size="2">
mtc.usePlayURL(
</font>
 
new URL("file:C:/Documents and Settings/yazici/IdeaProjects/xtapi/src/Greeting.wav"
));<font size="2">
System.
</font>
 
out.println("Playing Greetings..."
);
mtc.startPlaying();
<font size="2">
System.
</font>
 
out.println("After Playing MediaState="
);<font size="2">
mtc.setDtmfDetection(
</font>
 
true
);<font size="2">
}
</font>
 
catch
(Exception excp) {<font size="2">
System.
</font>
 
out.println("media hata1-> "
+excp);
System.exit(0);
}
<font size="2">
}
</font>
 
//
<font size="2">
 
</font>
 
else if (evlist.getID() == TermConnRingingEv.ID
) {<font size="2">
System.
</font>
 
out.println(msg + "RINGING"
);<font size="2">
 
</font>
 
try
{<font size="2">
 
</font>
 
final
TerminalConnection _tc = termconn;<font size="2">
Runnable r =
</font>
 
new
Runnable() {<font size="2">
 
</font>
 
public void
run() {<font size="2">
 
</font>
 
try
{
_tc.answer();
<font size="2">
}
</font>
 
catch
(Exception excp){<font size="2">
 
</font>
 
// Handle answer exceptions
<font size="2">
System.
</font>
 
out.println( "hata2"
);
}
};
};
<font size="2">
Thread T =
</font>
 
new
Thread(r);
T.start();
<font size="2">
}
</font>
 
catch
(Exception excp) {<font size="2">
 
</font>
 
// Handle Exceptions;
<font size="2">
System.
</font>
 
out.println( "hata3"
);
}
}
 
 
<font size="2">
 
</font>
 
else if (ev instanceof
MediaTermConnUnavailableEv) {
 
<font size="2">
 
</font>
 
/* Turn off DTMF-detection */

 
<font size="2">
 
</font>
 
try
{<font size="2">
mtc.setDtmfDetection(
</font>
 
false
);<font size="2">
}
</font>
 
catch
(Exception excp) {<font size="2">
 
</font>
 
// Handle exceptions

}
}
<font size="2">
 
</font>
 
else if (ev instanceof
MediaTermConnDtmfEv) {<font size="2">
 
</font>
 
/* Print out the DTMF digits */
<font size="2">
 
</font>
 
char
digit = ((MediaTermConnDtmfEv)ev).getDtmfDigit();<font size="2">
System.
</font>
 
out.println("detected DTMF: "
+ digit);<font size="2">
 
</font>
 
try
{<font size="2">
 
</font>
 
// Echo out the same digit we detected
<font size="2">
 
</font>
 
//mtc.generateDtmf(digit + "");
<font size="2">
}
</font>
 
catch
(Exception e){<font size="2">
System.
</font>
 
out.println("Exception generateDtmf: "
+ e.toString());
}
}
<font size="2">
 
</font>
 
else if (evlist.getID() == CallCtlTermConnDroppedEv.ID
) {<font size="2">
System.
</font>
 
out.println(msg + "DROPPED"
);
}
}
}
 
 
}
<font size="2">
 
</font>
 
@Override
<font size="2">
 
</font>
 
public void generateDtmf(String arg0) throws
MethodNotSupportedException,
ResourceUnavailableException, InvalidStateException {
<font size="2">
 
</font>
 
// TODO
Auto-generated method stub

 
}
 
 
<font size="2">
 
</font>
 
@Override
<font size="2">
 
</font>
 
public int
getMediaAvailability() {<font size="2">
 
</font>
 
// TODO
Auto-generated method stub
<font size="2">
 
</font>
 
return
0;
}
 
 
<font size="2">
 
</font>
 
@Override
<font size="2">
 
</font>
 
public int
getMediaState() {<font size="2">
 
</font>
 
// TODO
Auto-generated method stub
<font size="2">
 
</font>
 
return
0;
}
 
 
<font size="2">
 
</font>
 
@Override
<font size="2">
 
</font>
 
public void setDtmfDetection(boolean
arg0)<font size="2">
 
</font>
 
throws
MethodNotSupportedException, ResourceUnavailableException,
InvalidStateException {
<font size="2">
 
</font>
 
// TODO
Auto-generated method stub

 
}
 
 
<font size="2">
 
</font>
 
@Override
<font size="2">
 
</font>
 
public void startPlaying() throws
MethodNotSupportedException,
ResourceUnavailableException, InvalidStateException {
<font size="2">
 
</font>
 
// TODO
Auto-generated method stub

 
}
 
 
<font size="2">
 
</font>
 
@Override
<font size="2">
 
</font>
 
public void startRecording() throws
MethodNotSupportedException,
ResourceUnavailableException, InvalidStateException {
<font size="2">
 
</font>
 
// TODO
Auto-generated method stub

 
}
 
 
<font size="2">
 
</font>
 
@Override
<font size="2">
 
</font>
 
public void
stopPlaying() {<font size="2">
 
</font>
 
// TODO
Auto-generated method stub

 
}
 
 
<font size="2">
 
</font>
 
@Override
<font size="2">
 
</font>
 
public void
stopRecording() {<font size="2">
 
</font>
 
// TODO
Auto-generated method stub

 
}
 
 
<font size="2">
 
</font>
 
@Override
<font size="2">
 
</font>
 
public void useDefaultMicrophone() throws
PrivilegeViolationException,
ResourceUnavailableException, MethodNotSupportedException {
<font size="2">
 
</font>
 
// TODO
Auto-generated method stub

 
}
 
 
<font size="2">
 
</font>
 
@Override
<font size="2">
 
</font>
 
public void useDefaultSpeaker() throws
PrivilegeViolationException,
ResourceUnavailableException, MethodNotSupportedException {
<font size="2">
 
</font>
 
// TODO
Auto-generated method stub

 
}
 
 
<font size="2">
 
</font>
 
@Override
<font size="2">
 
</font>
 
public void usePlayURL(URL arg0) throws
PrivilegeViolationException,
ResourceUnavailableException, MethodNotSupportedException {
<font size="2">
 
</font>
 
// TODO
Auto-generated method stub

 
}
 
 
<font size="2">
 
</font>
 
@Override
<font size="2">
 
</font>
 
public void useRecordURL(URL arg0) throws
PrivilegeViolationException,
ResourceUnavailableException, MethodNotSupportedException {
<font size="2">
 
</font>
 
// TODO
Auto-generated method stub

 
}
 
 
<font size="2">
 
</font>
 
@Override
<font size="2">
 
</font>
 
public void answer() throws
PrivilegeViolationException,
ResourceUnavailableException, MethodNotSupportedException,
InvalidStateException {
<font size="2">
 
</font>
 
// TODO
Auto-generated method stub

 
}
 
 
<font size="2">
 
</font>
 
@Override
<font size="2">
 
</font>
 
public
TerminalConnectionCapabilities getCapabilities() {<font size="2">
 
</font>
 
// TODO
Auto-generated method stub
<font size="2">
 
</font>
 
return null
;
}
 
 
<font size="2">
 
</font>
 
@Override
<font size="2">
 
</font>
 
public
Connection getConnection() {<font size="2">
 
</font>
 
// TODO
Auto-generated method stub
<font size="2">
 
</font>
 
return null
;
}
 
 
<font size="2">
 
</font>
 
@Override
<font size="2">
 
</font>
 
public int
getState() {<font size="2">
 
</font>
 
// TODO
Auto-generated method stub
<font size="2">
 
</font>
 
return
0;
}
 
 
<font size="2">
 
</font>
 
@Override
<font size="2">
 
</font>
 
public
Terminal getTerminal() {<font size="2">
 
</font>
 
// TODO
Auto-generated method stub
<font size="2">
 
</font>
 
return null
;
}
 
 
<font size="2">
 
</font>
 
@Override
<font size="2">
 
</font>
 
public
TerminalConnectionCapabilities getTerminalConnectionCapabilities(<font size="2">
Terminal arg0, Address arg1)
</font>
 
throws
InvalidArgumentException,
PlatformException {
<font size="2">
 
</font>
 
// TODO
Auto-generated method stub
<font size="2">
 
</font>
 
return null
;
Flag

RE: Can't Extend Basic Media Service
Answer
1/3/12 6:01 PM as a reply to Manas Varma.
Check this: http://developer.cisco.com/web/jtapi/forums/-/message_boards/view_message/1053428
Flag