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From uce <...@git.apache.org>
Subject [GitHub] flink pull request: [FLINK-3230] Add producer for Amazon Kinesis S...
Date Tue, 19 Apr 2016 10:03:44 GMT
Github user uce commented on a diff in the pull request:

    https://github.com/apache/flink/pull/1910#discussion_r60204277
  
    --- Diff: flink-streaming-connectors/flink-connector-kinesis/src/main/java/org/apache/flink/streaming/connectors/kinesis/KinesisSerializationSchema.java
---
    @@ -0,0 +1,45 @@
    +/*
    + * 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.flink.streaming.connectors.kinesis;
    +
    +
    +import java.io.Serializable;
    +import java.nio.ByteBuffer;
    +
    +/**
    + * Kinesis-specific serialization schema, allowing users to specify a target stream based
    + * on a record's contents.
    + * @param <T>
    + */
    +public interface KinesisSerializationSchema<T> extends Serializable {
    +	/**
    +	 * Serialize the given element into a ByteBuffer
    +	 *
    +	 * @param element The element to serialize
    +	 * @return Serialized representation of the element
    +	 */
    +	ByteBuffer serialize(T element);
    +
    +	/**
    +	 * Optional method to determine the target stream based on the element.
    +	 * Return "null" to use the default stream
    --- End diff --
    
    Do you mean to return the String `"null"` or `<code>null</code>`?


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