spring-kafka ToFromStringSerde 源码
spring-kafka ToFromStringSerde 代码
文件路径：/spring-kafka/src/main/java/org/springframework/kafka/support/serializer/ToFromStringSerde.java
/*
* Copyright 2020 the original author or authors.
*
* Licensed 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
*
* https://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.springframework.kafka.support.serializer;
import java.util.Map;
import org.apache.kafka.common.serialization.Deserializer;
import org.apache.kafka.common.serialization.Serde;
import org.apache.kafka.common.serialization.Serializer;
import org.springframework.util.Assert;
/**
* A Serde that delegates to a {@link ToStringSerializer} and
* {@link ParseStringDeserializer}.
*
* @param <T> the type.
*
* @author Gary Russell
* @since 2.5
*
*/
public class ToFromStringSerde<T> implements Serde<T> {
private final ToStringSerializer<T> toStringSerializer;
private final ParseStringDeserializer<T> fromStringDeserializer;
/**
* Construct an instance with the provided properties.
* @param toStringSerializer the {@link ToStringSerializer}.
* @param fromStringDeserializer the {@link ParseStringDeserializer}.
*/
public ToFromStringSerde(ToStringSerializer<T> toStringSerializer,
ParseStringDeserializer<T> fromStringDeserializer) {
Assert.notNull(toStringSerializer, "'toStringSerializer' must not be null.");
Assert.notNull(fromStringDeserializer, "'fromStringDeserializer' must not be null.");
this.toStringSerializer = toStringSerializer;
this.fromStringDeserializer = fromStringDeserializer;
}
@Override
public void configure(Map<String, ?> configs, boolean isKey) {
this.toStringSerializer.configure(configs, isKey);
this.fromStringDeserializer.configure(configs, isKey);
}
@Override
public Serializer<T> serializer() {
return this.toStringSerializer;
}
@Override
public Deserializer<T> deserializer() {
return this.fromStringDeserializer;
}
}
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