kafka WrappingNullableSerde 源码
kafka WrappingNullableSerde 代码
文件路径：/streams/src/main/java/org/apache/kafka/streams/kstream/internals/WrappingNullableSerde.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 org.apache.kafka.streams.kstream.internals;
import org.apache.kafka.common.serialization.Deserializer;
import org.apache.kafka.common.serialization.Serde;
import org.apache.kafka.common.serialization.Serializer;
import org.apache.kafka.streams.processor.internals.SerdeGetter;
import java.util.Map;
import java.util.Objects;
public abstract class WrappingNullableSerde<T, InnerK, InnerV> implements Serde<T> {
private final WrappingNullableSerializer<T, InnerK, InnerV> serializer;
private final WrappingNullableDeserializer<T, InnerK, InnerV> deserializer;
protected WrappingNullableSerde(final WrappingNullableSerializer<T, InnerK, InnerV> serializer,
final WrappingNullableDeserializer<T, InnerK, InnerV> deserializer) {
Objects.requireNonNull(serializer, "serializer can't be null");
Objects.requireNonNull(deserializer, "deserializer can't be null");
this.serializer = serializer;
this.deserializer = deserializer;
}
@Override
public Serializer<T> serializer() {
return serializer;
}
@Override
public Deserializer<T> deserializer() {
return deserializer;
}
@Override
public void configure(final Map<String, ?> configs,
final boolean isKey) {
serializer.configure(configs, isKey);
deserializer.configure(configs, isKey);
}
@Override
public void close() {
serializer.close();
deserializer.close();
}
public void setIfUnset(final SerdeGetter getter) {
serializer.setIfUnset(getter);
deserializer.setIfUnset(getter);
}
}
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