in java/json/src/main/java/com/microsoft/azure/schemaregistry/kafka/json/KafkaJsonSerializerConfig.java [51:56]
public String getSchemaGroup() {
if (!this.getProps().containsKey(SCHEMA_GROUP_CONFIG)) {
throw new NullPointerException("Schema group configuration property is required.");
}
return (String) this.getProps().get(SCHEMA_GROUP_CONFIG);
}