Unsubscribe to real-time DTMF events
This code snippet removes the registered DTMF listener.
Example
Replace the following variables in the example code:
| Key | Description |
|---|---|
VOICE_CALL_ID | The UUID of the call leg. |
Prerequisites
Execute the following command at your terminal prompt to create the JWT for authentication:
export JWT=$(nexmo jwt:generate $PATH_TO_PRIVATE_KEY application_id=$NEXMO_APPLICATION_ID)Write the code
Add the following to unsubscribe-dtmf-real-time-events.sh:
curl -X DELETE https://api.nexmo.com/v1/calls/$VOICE_CALL_ID/input/dtmf \
-H "Authorization: Bearer $JWT" \
-H "Content-Type: application/json"Run your code
Save this file to your machine and run it:
Prerequisites
Add the following to build.gradle:
implementation 'com.vonage:server-sdk:9.3.1'Create a file named UnsubscribeFromDtmfEvents and add the following code to the main method:
VonageClient client = VonageClient.builder()
.applicationId(VONAGE_APPLICATION_ID)
.privateKeyPath(VONAGE_PRIVATE_KEY_PATH)
.build();Write the code
Add the following to the main method of the UnsubscribeFromDtmfEvents file:
client.getVoiceClient().removeDtmfListener(VOICE_CALL_ID);Run your code
We can use the application plugin for Gradle to simplify the running of our application. Update your build.gradle with the following:
apply plugin: 'application'
mainClassName = project.hasProperty('main') ? project.getProperty('main') : ''Run the following gradle command to execute your application, replacing com.vonage.quickstart.voice with the package containing UnsubscribeFromDtmfEvents:
Prerequisites
Install-Package VonageWrite the code
Add the following to UnsubscribeDtmfRealTimeEvents.cs:
var credentials = Credentials.FromAppIdAndPrivateKeyPath(VONAGE_APPLICATION_ID, VONAGE_PRIVATE_KEY_PATH);
var client = new VonageClient(credentials);
await client.VoiceClient.UnsubscribeRealTimeDtmf(VOICE_CALL_ID);