# Android App [**Return to aws-iot-device-sdk-java-v2 README**](../../../../../../aws-iot-device-sdk-java-v2/README.md) # Files used by IoT Samples App Files must be placed in the assets directory for the sample app to connect to IoT Core. ## Required by all samples: * endpoint.txt - IoT ATS Endpoint ## Requiret to run BasicPubSub, Jobs, and Shadow samples * certificate.pem - IoT Thing Certificate * privatekey.pem - IoT Thing Private Key ## Required to run Cognito Client sample: * cognitoIdentity.txt - Cognito identity ID * signingRegion.txt - Signing region ## Optional files: * rootca.pem - override the default system trust store * clientId.txt - specifies --clientId CLI argument * topic.txt - specifies --topic CLI argument * message.txt - specifies --message CLI argument * port.txt - specifies --port CLI argument * thingName.txt - specifies --thingName CLI argument # Links to samples [**BasicPubSub**](../../../../../samples/BasicPubSub/README.md) [**Jobs**](../../../../../samples/Jobs/README.md) [**Shadow**](../../../../../samples/Shadow/README.md) [**CognitoConnect**](../../../../../samples/CognitoConnect/README.md) ##### NOTE: The shadow sample does not currently complete on android due to its dependence on stdin keyboard input.