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package org.kuali.rice.kcb.service.impl; |
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import java.sql.Timestamp; |
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import java.util.ArrayList; |
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import java.util.Collection; |
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import java.util.HashMap; |
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import java.util.Map; |
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import org.apache.log4j.Logger; |
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import org.apache.ojb.broker.query.Criteria; |
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import org.kuali.rice.core.util.RiceConstants; |
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import org.kuali.rice.kcb.bo.Message; |
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import org.kuali.rice.kcb.bo.MessageDelivery; |
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import org.kuali.rice.kcb.bo.MessageDeliveryStatus; |
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import org.kuali.rice.kcb.service.MessageDeliveryService; |
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37 | 0 | public class MessageDeliveryServiceImpl extends BusinessObjectServiceImpl implements MessageDeliveryService { |
38 | 0 | private static final Logger LOG = Logger.getLogger(MessageDeliveryServiceImpl.class); |
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private int maxProcessAttempts; |
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public void setMaxProcessAttempts(int maxProcessAttempts) { |
51 | 0 | this.maxProcessAttempts = maxProcessAttempts; |
52 | 0 | } |
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public void saveMessageDelivery(MessageDelivery delivery) { |
58 | 0 | dao.save(delivery); |
59 | 0 | } |
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public void deleteMessageDelivery(MessageDelivery messageDelivery) { |
65 | 0 | dao.delete(messageDelivery); |
66 | 0 | } |
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public Collection<MessageDelivery> getAllMessageDeliveries() { |
72 | 0 | return dao.findAll(MessageDelivery.class); |
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} |
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public MessageDelivery getMessageDelivery(Long id) { |
79 | 0 | Map<String, Object> fields = new HashMap<String, Object>(1); |
80 | 0 | fields.put(MessageDelivery.ID_FIELD, id); |
81 | 0 | return (MessageDelivery) dao.findByPrimaryKey(MessageDelivery.class, fields); |
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} |
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public MessageDelivery getMessageDeliveryByDelivererSystemId(Long id) { |
88 | 0 | Criteria criteria = new Criteria(); |
89 | 0 | criteria.addEqualTo(MessageDelivery.SYSTEMID_FIELD, id); |
90 | 0 | Collection<MessageDelivery> results = dao.findMatching(MessageDelivery.class, criteria); |
91 | 0 | if (results == null || results.size() == 0) return null; |
92 | 0 | if (results.size() > 1) { |
93 | 0 | throw new RuntimeException("More than one message delivery found with the following delivery system id: " + id); |
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} |
95 | 0 | return results.iterator().next(); |
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} |
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public Collection<MessageDelivery> getMessageDeliveries(Message message) { |
102 | 0 | Criteria criteria = new Criteria(); |
103 | 0 | criteria.addEqualTo(MessageDelivery.MESSAGEID_FIELD, message.getId()); |
104 | 0 | return dao.findMatching(MessageDelivery.class, criteria); |
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} |
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public Collection<MessageDelivery> lockAndTakeMessageDeliveries(MessageDeliveryStatus[] statuses) { |
114 | 0 | return lockAndTakeMessageDeliveries(null, statuses); |
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} |
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public Collection<MessageDelivery> lockAndTakeMessageDeliveries(Long messageId, MessageDeliveryStatus[] statuses) { |
117 | 0 | LOG.debug("========>> ENTERING LockAndTakeMessageDeliveries: " + Thread.currentThread()); |
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122 | 0 | Criteria criteria = new Criteria(); |
123 | 0 | criteria.addIsNull(MessageDelivery.LOCKED_DATE); |
124 | 0 | if (messageId != null) { |
125 | 0 | criteria.addEqualTo(MessageDelivery.MESSAGEID_FIELD, messageId); |
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} |
127 | 0 | criteria.addLessThan(MessageDelivery.PROCESS_COUNT, maxProcessAttempts); |
128 | 0 | Collection<String> statusCollection = new ArrayList<String>(statuses.length); |
129 | 0 | for (MessageDeliveryStatus status: statuses) { |
130 | 0 | statusCollection.add(status.name()); |
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} |
132 | 0 | criteria.addIn(MessageDelivery.DELIVERY_STATUS, statusCollection); |
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134 | 0 | Collection<MessageDelivery> messageDeliveries = dao.findMatching(MessageDelivery.class, criteria, true, RiceConstants.NO_WAIT); |
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139 | 0 | for (MessageDelivery delivery: messageDeliveries) { |
140 | 0 | LOG.debug("Took: " + delivery); |
141 | 0 | delivery.setLockedDate(new Timestamp(System.currentTimeMillis())); |
142 | 0 | dao.save(delivery); |
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} |
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145 | 0 | LOG.debug("<<======= LEAVING LockAndTakeMessageDeliveries: " + Thread.currentThread()); |
146 | 0 | return messageDeliveries; |
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} |
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} |