| /* |
| * 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.table.typeutils; |
| |
| import org.apache.flink.api.common.typeutils.base.TypeSerializerSingleton; |
| import org.apache.flink.core.memory.DataInputView; |
| import org.apache.flink.core.memory.DataOutputView; |
| import org.apache.flink.core.memory.MemorySegmentFactory; |
| import org.apache.flink.table.dataformat.BinaryArray; |
| |
| import java.io.IOException; |
| |
| /** |
| * Serializer for {@link BinaryArray}. |
| */ |
| public class BinaryArraySerializer extends TypeSerializerSingleton<BinaryArray> { |
| |
| public static final BinaryArraySerializer INSTANCE = new BinaryArraySerializer(); |
| |
| private BinaryArraySerializer() {} |
| |
| @Override |
| public boolean isImmutableType() { |
| return false; |
| } |
| |
| @Override |
| public BinaryArray createInstance() { |
| return new BinaryArray(); |
| } |
| |
| @Override |
| public BinaryArray copy(BinaryArray from) { |
| return from.copy(); |
| } |
| |
| @Override |
| public BinaryArray copy(BinaryArray from, BinaryArray reuse) { |
| return from.copy(reuse); |
| } |
| |
| @Override |
| public int getLength() { |
| return -1; |
| } |
| |
| @Override |
| public void serialize(BinaryArray record, DataOutputView target) throws IOException { |
| byte[] bytes = record.getBytes(); |
| target.write(bytes.length); |
| target.write(bytes); |
| } |
| |
| @Override |
| public BinaryArray deserialize(DataInputView source) throws IOException { |
| return deserialize(new BinaryArray(), source); |
| } |
| |
| @Override |
| public BinaryArray deserialize(BinaryArray reuse, DataInputView source) throws IOException { |
| int length = source.readInt(); |
| byte[] bytes = new byte[length]; |
| source.readFully(bytes); |
| reuse.pointTo(MemorySegmentFactory.wrap(bytes), 0, bytes.length); |
| return reuse; |
| } |
| |
| @Override |
| public void copy(DataInputView source, DataOutputView target) throws IOException { |
| int length = source.readInt(); |
| byte[] bytes = new byte[length]; |
| source.readFully(bytes); |
| target.write(bytes); |
| } |
| |
| @Override |
| public boolean canEqual(Object obj) { |
| return obj instanceof BinaryArraySerializer; |
| } |
| } |