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| <div class="subTitle">org.apache.storm.kafka.spout</div> |
| <h2 title="Interface KafkaSpoutRetryService" class="title">Interface KafkaSpoutRetryService</h2> |
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| <dd><a href="../../../../../org/apache/storm/kafka/spout/KafkaSpoutRetryExponentialBackoff.html" title="class in org.apache.storm.kafka.spout">KafkaSpoutRetryExponentialBackoff</a></dd> |
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| <pre>public interface <span class="typeNameLabel">KafkaSpoutRetryService</span> |
| extends <a href="http://docs.oracle.com/javase/7/docs/api/java/io/Serializable.html?is-external=true" title="class or interface in java.io">Serializable</a></pre> |
| <div class="block"><p>Represents the logic that manages the retrial of failed tuples.</p></div> |
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| <h3>Method Summary</h3> |
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| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/kafka/spout/KafkaSpoutRetryService.html#isReady-org.apache.storm.kafka.spout.KafkaSpoutMessageId-">isReady</a></span>(<a href="../../../../../org/apache/storm/kafka/spout/KafkaSpoutMessageId.html" title="class in org.apache.storm.kafka.spout">KafkaSpoutMessageId</a> msgId)</code> |
| <div class="block">Checks if a specific failed <a href="../../../../../org/apache/storm/kafka/spout/KafkaSpoutMessageId.html" title="class in org.apache.storm.kafka.spout"><code>KafkaSpoutMessageId</code></a> is is ready to be retried, i.e is scheduled and has retry time that is less than current time.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/kafka/spout/KafkaSpoutRetryService.html#isScheduled-org.apache.storm.kafka.spout.KafkaSpoutMessageId-">isScheduled</a></span>(<a href="../../../../../org/apache/storm/kafka/spout/KafkaSpoutMessageId.html" title="class in org.apache.storm.kafka.spout">KafkaSpoutMessageId</a> msgId)</code> |
| <div class="block">Checks if a specific failed <a href="../../../../../org/apache/storm/kafka/spout/KafkaSpoutMessageId.html" title="class in org.apache.storm.kafka.spout"><code>KafkaSpoutMessageId</code></a> is scheduled to be retried.</div> |
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| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/kafka/spout/KafkaSpoutRetryService.html#remove-org.apache.storm.kafka.spout.KafkaSpoutMessageId-">remove</a></span>(<a href="../../../../../org/apache/storm/kafka/spout/KafkaSpoutMessageId.html" title="class in org.apache.storm.kafka.spout">KafkaSpoutMessageId</a> msgId)</code> |
| <div class="block">Removes a message from the list of messages scheduled for retrial</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/kafka/spout/KafkaSpoutRetryService.html#retainAll-java.util.Collection-">retainAll</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a><org.apache.kafka.common.TopicPartition> topicPartitions)</code> |
| <div class="block">Retains all the messages whose <code>TopicPartition</code> belongs to the specified <code>Collection<TopicPartition></code>.</div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code><a href="http://docs.oracle.com/javase/7/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a><org.apache.kafka.common.TopicPartition></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/kafka/spout/KafkaSpoutRetryService.html#retriableTopicPartitions--">retriableTopicPartitions</a></span>()</code> </td> |
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| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/kafka/spout/KafkaSpoutRetryService.html#schedule-org.apache.storm.kafka.spout.KafkaSpoutMessageId-">schedule</a></span>(<a href="../../../../../org/apache/storm/kafka/spout/KafkaSpoutMessageId.html" title="class in org.apache.storm.kafka.spout">KafkaSpoutMessageId</a> msgId)</code> |
| <div class="block">Schedules this <a href="../../../../../org/apache/storm/kafka/spout/KafkaSpoutMessageId.html" title="class in org.apache.storm.kafka.spout"><code>KafkaSpoutMessageId</code></a> if not yet scheduled, or updates retry time if it has already been scheduled.</div> |
| </td> |
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| <h3>Method Detail</h3> |
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| <h4>schedule</h4> |
| <pre>void schedule(<a href="../../../../../org/apache/storm/kafka/spout/KafkaSpoutMessageId.html" title="class in org.apache.storm.kafka.spout">KafkaSpoutMessageId</a> msgId)</pre> |
| <div class="block"><p>Schedules this <a href="../../../../../org/apache/storm/kafka/spout/KafkaSpoutMessageId.html" title="class in org.apache.storm.kafka.spout"><code>KafkaSpoutMessageId</code></a> if not yet scheduled, or updates retry time if it has already been scheduled.</p></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>msgId</code> - message to schedule for retrial</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="remove-org.apache.storm.kafka.spout.KafkaSpoutMessageId-"> |
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| <h4>remove</h4> |
| <pre>boolean remove(<a href="../../../../../org/apache/storm/kafka/spout/KafkaSpoutMessageId.html" title="class in org.apache.storm.kafka.spout">KafkaSpoutMessageId</a> msgId)</pre> |
| <div class="block"><p>Removes a message from the list of messages scheduled for retrial</p></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>msgId</code> - message to remove from retrial</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="retainAll-java.util.Collection-"> |
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| <h4>retainAll</h4> |
| <pre>boolean retainAll(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a><org.apache.kafka.common.TopicPartition> topicPartitions)</pre> |
| <div class="block"><p>Retains all the messages whose <code>TopicPartition</code> belongs to the specified <code>Collection<TopicPartition></code>. All messages that come from a <code>TopicPartition</code> NOT existing in the collection will be removed. This method is useful to cleanup state following partition rebalance.</p></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>topicPartitions</code> - Collection of <code>TopicPartition</code> for which to keep messages</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>true if at least one message was removed, false otherwise</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="retriableTopicPartitions--"> |
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| <h4>retriableTopicPartitions</h4> |
| <pre><a href="http://docs.oracle.com/javase/7/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a><org.apache.kafka.common.TopicPartition> retriableTopicPartitions()</pre> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>set of topic partitions that have offsets that are ready to be retried, i.e., for which a tuple has failed and has retry time less than current time</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="isReady-org.apache.storm.kafka.spout.KafkaSpoutMessageId-"> |
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| <h4>isReady</h4> |
| <pre>boolean isReady(<a href="../../../../../org/apache/storm/kafka/spout/KafkaSpoutMessageId.html" title="class in org.apache.storm.kafka.spout">KafkaSpoutMessageId</a> msgId)</pre> |
| <div class="block"><p>Checks if a specific failed <a href="../../../../../org/apache/storm/kafka/spout/KafkaSpoutMessageId.html" title="class in org.apache.storm.kafka.spout"><code>KafkaSpoutMessageId</code></a> is is ready to be retried, i.e is scheduled and has retry time that is less than current time.</p></div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>true if message is ready to be retried, false otherwise</dd> |
| </dl> |
| </li> |
| </ul> |
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| <pre>boolean isScheduled(<a href="../../../../../org/apache/storm/kafka/spout/KafkaSpoutMessageId.html" title="class in org.apache.storm.kafka.spout">KafkaSpoutMessageId</a> msgId)</pre> |
| <div class="block"><p>Checks if a specific failed <a href="../../../../../org/apache/storm/kafka/spout/KafkaSpoutMessageId.html" title="class in org.apache.storm.kafka.spout"><code>KafkaSpoutMessageId</code></a> is scheduled to be retried. The message may or may not be ready to be retried yet.</p></div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>true if the message is scheduled to be retried, regardless of being or not ready to be retried. Returns false is this message is not scheduled for retrial</dd> |
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