content: /*
   * 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.common.record;
  
  import org.apache.kafka.common.KafkaException;
  import org.apache.kafka.common.errors.CorruptRecordException;
  import org.apache.kafka.common.utils.AbstractIterator;
  
  import java.io.EOFException;
  import java.io.IOException;
  
  class RecordBatchIterator<T extends RecordBatch> extends AbstractIterator<T> {
  
      private final LogInputStream<T> logInputStream;
  
      RecordBatchIterator(LogInputStream<T> logInputStream) {
          this.logInputStream = logInputStream;
      }
  
      @Override
      protected T makeNext() {
          try {
              T batch = logInputStream.nextBatch();
              if (batch == null)
                  return allDone();
              return batch;
          } catch (EOFException e) {
              throw new CorruptRecordException("Unexpected EOF while attempting to read the next batch", e);
          } catch (IOException e) {
              throw new KafkaException(e);
          }
      }
  }
  