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Question 34

Given the code fragment:

How can you get all property names of a JMS message in the JMS consumer onMessage operation?

String [] props = msg.getPropertyNames();

Enumeration props = msg.getPropertyNames();

Iterator props = msg.getPropertyNames();

List props = msg.getProperties();

Correct Answer: B

The correct way to get all property names of a JMS message in the JMS consumer onMessage operation is by using the getPropertyNames method, which returns an Enumeration. Therefore, the correct answer is: Enumeration props = msg.getPropertyNames();

Discussion

kozionovOption: B

B https://docs.oracle.com/javaee/7/api/javax/jms/Message.html#getPropertyNames--

orjavaOption: B

Answer B