org.apache.kafka.clients.consumer.NoOffsetForPartitionException Maven / Gradle / Ivy
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* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.kafka.clients.consumer;
import org.apache.kafka.common.TopicPartition;
import java.util.Collection;
import java.util.Collections;
import java.util.HashSet;
import java.util.Set;
/**
* Indicates that there is no stored offset for a partition and no defined offset
* reset policy.
*/
public class NoOffsetForPartitionException extends InvalidOffsetException {
private static final long serialVersionUID = 1L;
private final Set partitions;
public NoOffsetForPartitionException(TopicPartition partition) {
super("Undefined offset with no reset policy for partition: " + partition);
this.partitions = Collections.singleton(partition);
}
public NoOffsetForPartitionException(Collection partitions) {
super("Undefined offset with no reset policy for partitions: " + partitions);
this.partitions = Collections.unmodifiableSet(new HashSet<>(partitions));
}
/**
* returns the first partition (out of {@link #partitions}) for which no offset is defined.
* @deprecated please use {@link #partitions}
* @return a partition with no offset
*/
@Deprecated
public TopicPartition partition() {
return partitions.isEmpty() ? null : partitions.iterator().next();
}
/**
* returns all partitions for which no offests are defined.
* @return all partitions without offsets
*/
public Set partitions() {
return partitions;
}
}