application.properties

# application name and port where the application Tomcat will be running
spring.application.name=kafkastream
server.port=8090

# incoming Kafka Topic for Kafka Streams
spring.cloud.stream.source=reduce
spring.cloud.stream.function.definition=reduce
spring.cloud.stream.bindings.reduce-in-0.destination=bookmarks
# Kafka consumer group id
spring.cloud.stream.kafka.streams.binder.applicationId=bookmarks

# Kafka connection settings
spring.cloud.stream.kafka.streams.binder.brokers=
spring.cloud.stream.kafka.streams.binder.configuration.security.protocol=SASL_SSL
spring.cloud.stream.kafka.streams.binder.configuration.sasl.mechanism=PLAIN
spring.cloud.stream.kafka.streams.binder.configuration.sasl.jaas.config=org.apache.kafka.common.security.plain.PlainLoginModule   required username=""   password="";
spring.cloud.stream.kafka.streams.binder.configuration.ssl.endpoint.identification.algorithm=https

# Show Kafka where is the local state sore running
spring.cloud.stream.kafka.streams.binder.configuration.application.server=localhost:${server.port}
spring.cloud.stream.kafka.streams.binder.configuration.default.key.serde=org.apache.kafka.common.serialization.Serdes$StringSerde
spring.cloud.stream.kafka.streams.binder.configuration.default.value.serde=org.apache.kafka.common.serialization.Serdes$StringSerde
spring.cloud.stream.kafka.streams.binder.configuration.commit.interval.ms=1000
spring.cloud.stream.kafka.streams.binder.configuration.state.dir=${spring.application.name}${server.port}