| /* |
| * 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.beam.sdk.io.sparkreceiver; |
| |
| /** |
| * Interface for any Spark {@link org.apache.spark.streaming.receiver.Receiver} that supports |
| * reading from and to some offset. |
| */ |
| public interface HasOffset { |
| |
| /** @param offset inclusive start offset from which the reading should be started. */ |
| void setStartOffset(Long offset); |
| |
| /** @return exclusive end offset to which the reading from current page will occur. */ |
| Long getEndOffset(); |
| } |