Update Recv.java
Update Recv.java

StandardCharsets.UTF_8 used instead of String value
rabbitmq/rabbitmq-tutorials,rabbitmq/rabbitmq-tutorials,rabbitmq/rabbitmq-tutorials,rabbitmq/rabbitmq-tutorials,rabbitmq/rabbitmq-tutorials,rabbitmq/rabbitmq-tutorials,rabbitmq/rabbitmq-tutorials,rabbitmq/rabbitmq-tutorials,rabbitmq/rabbitmq-tutorials,rabbitmq/rabbitmq-tutorials,rabbitmq/rabbitmq-tutorials,rabbitmq/rabbitmq-tutorials,rabbitmq/rabbitmq-tutorials