44 lines
882 B
Java
44 lines
882 B
Java
package exam;
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import javax.ejb.MessageDriven;
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import javax.inject.Inject;
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import javax.jms.JMSException;
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import javax.jms.Message;
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import javax.jms.MessageListener;
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import java.util.Iterator;
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import java.util.List;
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/**
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* Created by Giovanni on 16/06/2015.
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*/
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@MessageDriven(mappedName = "jms/javaee7/Topic")
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public class MDB implements MessageListener {
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@Inject
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EJB e;
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public void onMessage(Message m) {
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try {
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GeneralMessage gm = m.getBody(GeneralMessage.class);
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List<CD> l = e.findid(gm.getId());
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Iterator<CD> i = l.iterator();
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if (i.hasNext()){
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CD temp = i.next();
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temp.setPrice(gm.getPrice());
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e.updateCD(temp);
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}
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} catch (JMSException e) { // added try catch for JMSException
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e.printStackTrace();
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}
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}
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}
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