private void handleError(int statusCode, String responseErrorMsg) {
logger.log(Level.SEVERE, responseErrorMsg);
procObj.transactionId = procObj.transactionId;
procObj.statusCode = statusCode;
procObj.errorMessage = responseErrorMsg;
if (procObj.processedResults != null) procObj.processedResults.clear();
}
@Override
public void doProcess(ExecutorRequest req, ExecutorResponse resp, ExecutorContext execContext)
throws Exception {
executorType = req.getExecutorType();
if (DSR_SIGNAL_TYPE.equals(executorType)) {
String signal = (String) req.getAttributes().get(SIGNAL);
if (END_AUDIO_SIGNAL.equals(signal)) {
procObj.getProfile().netIOEnd();
// tell the recognizer that it has all the audio
proxy.endAudio();
// Stop reading chunk data
callback.doEnd();
} else if (CANCEL_SIGNAL.equals(signal)) {
// The user canceled, so tell the recognizer to stop processing
proxy.release();
} else if (INIT_RECOGNIZER_SIGNAL.equals(signal)) {
// HARD CODE TNCONTEXT - REMOVE ONCE DONGHENG FIXES DSM RULES
hardCodeTnContext(execContext, req.getUserProfile());
procObj.profile.netIOBegin();
procObj.profile.totalProcessBegin();
RecContext rc = (RecContext) req.getAttributes().get(ProtocolConstants.REC_CONTEXT);
rc.user = req.getUserProfile();
rc.ttsFormat = rc.user.getAudioFormat();
rc.tnContext = execContext.getTnContext();
List<GpsData> gpsData = req.getGpsData();
if (gpsData != null && gpsData.size() > 0) {
// just use the first fix
GpsData data = gpsData.get(0);
rc.location = new Stop();
rc.location.lat = data.lat;
rc.location.lon = data.lon;
} else {
logger.log(Level.WARNING, "Unablet o get GPS data from request.");
rc.location = new Stop();
rc.location.lat = 0;
rc.location.lon = 0;
}
// process the meta information
processMetaInfo(rc);
// Initialize the recognizer
proxy.init(procObj);
} else logger.log(Level.WARNING, "Unrecognized dsr signal: " + signal);
} else if (DSR_AUDIO_TYPE.equals(executorType)) {
// write audio packet to the recognizer
byte[] audioData = (byte[]) req.getAttributes().get(ProtocolConstants.AUDIO);
proxy.addAudioSeg(audioData);
} else logger.log(Level.WARNING, "Did not recognize dsr packet type: " + executorType);
}
@Override
public void handleResult(ProcessObject procObj) {
try {
logger.log(Level.INFO, "DSR Status Code: " + procObj.getProfile().getDsrStatusCode());
if (procObj.getProfile().getDsrStatusCode() == ResourceConst.SERVER_ERROR) {
// DSR Recognition Failure
logger.log(Level.WARNING, "No reponse bytes return. Failed to recognize speech.");
String responseMsg = "Failed to recognize speech.[-1]";
handleError(ResourceConst.SERVER_ERROR, responseMsg);
} else {
// pipeline flow
for (IResultsHandler handler : processConfig.getHandlers())
procObj = handler.process(procObj);
procObj.statusCode = ResourceConst.SERVER_SUCCESS;
}
} catch (Exception e) {
logger.log(Level.WARNING, "Unable to process request due to ", e);
String responseMsg = "DSR C-server Error";
handleError(ResourceConst.SERVER_ERROR, responseMsg);
}
DSRExecutorResponse er = new DSRExecutorResponse();
er.setStatus(procObj.statusCode);
er.setErrorMessage(procObj.errorMessage);
er.setProcessObject(procObj);
er.setExecutorType(executorType);
procObj.profile.totalProcessEnd();
// call back to the framework with the result
try {
callback.doCallback(null, er);
} catch (Exception e) {
logger.log(Level.WARNING, "Exception calling back to server", e);
}
// callback.doEnd();
}
private void processMetaInfo(RecContext context) {
profile.netIOBegin();
profile.totalProcessBegin();
CliTransaction cli = new CliTransaction(CliConstants.TYPE_MODULE);
cli.setFunctionName("handleMeta");
// handle meta information
if (context == null) {
String responseMsg = "Unable to parse request meta data.";
handleError(ResourceConst.SERVER_ERROR, responseMsg);
cli.setStatus("responseMsg");
cli.complete();
}
logger.log(Level.INFO, "Meta handled successfully");
// Set context obtained form meta
procObj.setContext(context);
// Set profiling data
setProfileInfo();
// Obtain processConfig for corresponding recType
int configId = procObj.getContext().recType;
processConfig = ProcessConfigurationFactory.getConfiguration("" + configId);
logger.log(Level.INFO, "Obtained process config instance for config id : " + configId);
// Obtain proxy object
proxy = processConfig.getProxy();
proxy.addResultListener(this);
logger.log(Level.INFO, "Obtained proxy instance from process config");
// proxy.init(procObj);
cli.complete();
}
private void setProfileInfo() {
profile.setCarrier(procObj.getContext().user.getCarrier());
profile.setDeviceType(procObj.getContext().user.getDevice());
profile.setPtn(procObj.getContext().user.getUserId());
logger.log(
Level.INFO,
"CARRIER: "
+ procObj.getContext().user.getCarrier()
+ "; DEVICE: "
+ procObj.getContext().user.getDevice()
+ "; USERID: "
+ procObj.getContext().user.getUserId());
String cserver_machine_name = null;
try {
InetAddress addr = InetAddress.getLocalHost();
cserver_machine_name = addr.getHostName().toString();
} catch (Exception e) {
logger.log(Level.WARNING, "fail to get the server name", e);
}
profile.setCserver_machine_name(cserver_machine_name);
procObj.setProfile(profile);
}
public class DSRStreamingChunkProcessor extends AbstractChunkProcssor
implements RecognizerResultListener, ProtocolConstants {
private static Logger logger = Logger.getLogger(DSRStreamingChunkProcessor.class.getName());
private ProcessObject procObj = new ProcessObject();
private ProcessConfiguration processConfig;
private RecognizerProxy proxy;
private ProcessProfile profile = procObj.getProfile();
private String executorType;
@Override
public void doProcess(ExecutorRequest req, ExecutorResponse resp, ExecutorContext execContext)
throws Exception {
executorType = req.getExecutorType();
if (DSR_SIGNAL_TYPE.equals(executorType)) {
String signal = (String) req.getAttributes().get(SIGNAL);
if (END_AUDIO_SIGNAL.equals(signal)) {
procObj.getProfile().netIOEnd();
// tell the recognizer that it has all the audio
proxy.endAudio();
// Stop reading chunk data
callback.doEnd();
} else if (CANCEL_SIGNAL.equals(signal)) {
// The user canceled, so tell the recognizer to stop processing
proxy.release();
} else if (INIT_RECOGNIZER_SIGNAL.equals(signal)) {
// HARD CODE TNCONTEXT - REMOVE ONCE DONGHENG FIXES DSM RULES
hardCodeTnContext(execContext, req.getUserProfile());
procObj.profile.netIOBegin();
procObj.profile.totalProcessBegin();
RecContext rc = (RecContext) req.getAttributes().get(ProtocolConstants.REC_CONTEXT);
rc.user = req.getUserProfile();
rc.ttsFormat = rc.user.getAudioFormat();
rc.tnContext = execContext.getTnContext();
List<GpsData> gpsData = req.getGpsData();
if (gpsData != null && gpsData.size() > 0) {
// just use the first fix
GpsData data = gpsData.get(0);
rc.location = new Stop();
rc.location.lat = data.lat;
rc.location.lon = data.lon;
} else {
logger.log(Level.WARNING, "Unablet o get GPS data from request.");
rc.location = new Stop();
rc.location.lat = 0;
rc.location.lon = 0;
}
// process the meta information
processMetaInfo(rc);
// Initialize the recognizer
proxy.init(procObj);
} else logger.log(Level.WARNING, "Unrecognized dsr signal: " + signal);
} else if (DSR_AUDIO_TYPE.equals(executorType)) {
// write audio packet to the recognizer
byte[] audioData = (byte[]) req.getAttributes().get(ProtocolConstants.AUDIO);
proxy.addAudioSeg(audioData);
} else logger.log(Level.WARNING, "Did not recognize dsr packet type: " + executorType);
}
private void hardCodeTnContext(ExecutorContext execContext, UserProfile userProfile) {
String loginName = userProfile.getMin();
String carrier = userProfile.getCarrier();
String device = userProfile.getDevice();
String product = userProfile.getPlatform();
String version = userProfile.getVersion();
String userID = userProfile.getUserId();
String applicationName = userProfile.getProduct();
// String mapDpi = userProfile.getMapDpi();
String locale = userProfile.getLocale();
// String programCode = userProfile.getProgramCode();
TnContext tc = new TnContext();
tc.addProperty(TnContext.PROP_LOGIN_NAME, loginName);
tc.addProperty(TnContext.PROP_CARRIER, carrier);
tc.addProperty(TnContext.PROP_DEVICE, device);
tc.addProperty(TnContext.PROP_PRODUCT, product);
tc.addProperty(TnContext.PROP_VERSION, version);
// tc.addProperty("user_family",
// Long.toString(ResourceLoader.getInstance().getUserFamily(userProfile)));
tc.addProperty("application", applicationName); // "application" should defined in TnContext
tc.addProperty("c-server class", Constants.CSERVER_CLASS);
tc.addProperty("c-server url", execContext.getServerUrl());
// tc.addProperty("map_dpi", mapDpi);
tc.addProperty("locale", locale);
// tc.addProperty("program_code", programCode);
tc.addProperty(TnContext.PROP_REQUESTOR, TnContext.TT_REQUESTOR_TNCLIENT);
}
private void handleError(int statusCode, String responseErrorMsg) {
logger.log(Level.SEVERE, responseErrorMsg);
procObj.transactionId = procObj.transactionId;
procObj.statusCode = statusCode;
procObj.errorMessage = responseErrorMsg;
if (procObj.processedResults != null) procObj.processedResults.clear();
}
private void processMetaInfo(RecContext context) {
profile.netIOBegin();
profile.totalProcessBegin();
CliTransaction cli = new CliTransaction(CliConstants.TYPE_MODULE);
cli.setFunctionName("handleMeta");
// handle meta information
if (context == null) {
String responseMsg = "Unable to parse request meta data.";
handleError(ResourceConst.SERVER_ERROR, responseMsg);
cli.setStatus("responseMsg");
cli.complete();
}
logger.log(Level.INFO, "Meta handled successfully");
// Set context obtained form meta
procObj.setContext(context);
// Set profiling data
setProfileInfo();
// Obtain processConfig for corresponding recType
int configId = procObj.getContext().recType;
processConfig = ProcessConfigurationFactory.getConfiguration("" + configId);
logger.log(Level.INFO, "Obtained process config instance for config id : " + configId);
// Obtain proxy object
proxy = processConfig.getProxy();
proxy.addResultListener(this);
logger.log(Level.INFO, "Obtained proxy instance from process config");
// proxy.init(procObj);
cli.complete();
}
private void setProfileInfo() {
profile.setCarrier(procObj.getContext().user.getCarrier());
profile.setDeviceType(procObj.getContext().user.getDevice());
profile.setPtn(procObj.getContext().user.getUserId());
logger.log(
Level.INFO,
"CARRIER: "
+ procObj.getContext().user.getCarrier()
+ "; DEVICE: "
+ procObj.getContext().user.getDevice()
+ "; USERID: "
+ procObj.getContext().user.getUserId());
String cserver_machine_name = null;
try {
InetAddress addr = InetAddress.getLocalHost();
cserver_machine_name = addr.getHostName().toString();
} catch (Exception e) {
logger.log(Level.WARNING, "fail to get the server name", e);
}
profile.setCserver_machine_name(cserver_machine_name);
procObj.setProfile(profile);
}
@Override
public void handleResult(ProcessObject procObj) {
try {
logger.log(Level.INFO, "DSR Status Code: " + procObj.getProfile().getDsrStatusCode());
if (procObj.getProfile().getDsrStatusCode() == ResourceConst.SERVER_ERROR) {
// DSR Recognition Failure
logger.log(Level.WARNING, "No reponse bytes return. Failed to recognize speech.");
String responseMsg = "Failed to recognize speech.[-1]";
handleError(ResourceConst.SERVER_ERROR, responseMsg);
} else {
// pipeline flow
for (IResultsHandler handler : processConfig.getHandlers())
procObj = handler.process(procObj);
procObj.statusCode = ResourceConst.SERVER_SUCCESS;
}
} catch (Exception e) {
logger.log(Level.WARNING, "Unable to process request due to ", e);
String responseMsg = "DSR C-server Error";
handleError(ResourceConst.SERVER_ERROR, responseMsg);
}
DSRExecutorResponse er = new DSRExecutorResponse();
er.setStatus(procObj.statusCode);
er.setErrorMessage(procObj.errorMessage);
er.setProcessObject(procObj);
er.setExecutorType(executorType);
procObj.profile.totalProcessEnd();
// call back to the framework with the result
try {
callback.doCallback(null, er);
} catch (Exception e) {
logger.log(Level.WARNING, "Exception calling back to server", e);
}
// callback.doEnd();
}
}
