Beam Coder of proto generated java class.

LogEntryCoder.java

/*
 * 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 example;

import com.google.logging.v2.LogEntry;
import org.apache.beam.sdk.coders.CoderException;
import org.apache.beam.sdk.coders.CustomCoder;

import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;

public class LogEntryCoder extends CustomCoder<LogEntry> {

    public static LogEntryCoder of() {
        return new LogEntryCoder();
    }

    @Override
    public void encode(LogEntry value, OutputStream outStream) throws  CoderException,  IOException {
        value.writeTo(outStream);
    }

    @Override
    public LogEntry decode(InputStream inStream) throws  CoderException,  IOException {
        return LogEntry.parseFrom(inStream);
    }
}