Java Kafka使用者无法为JsonDeserializer使用905字节的消息
我们正在与卡夫卡消费者和生产者一起使用Spring。我们正在生成大小为905字节的消息。我们正在序列化消息并尝试为下一个消费者反序列化它 消息有效负载类示例：Java Kafka使用者无法为JsonDeserializer使用905字节的消息,java,spring,apache-kafka,kafka-consumer-api,spring-kafka,Java,Spring,Apache Kafka,Kafka Consumer Api,Spring Kafka,我们正在与卡夫卡消费者和生产者一起使用Spring。我们正在生成大小为905字节的消息。我们正在序列化消息并尝试为下一个消费者反序列化它 消息有效负载类示例： { "FILE_LIST":[ { "KEY1": "Large String Value", "KEY2": "Large String Value", "Key3": "Large Strin
{
"FILE_LIST":[
{
"KEY1": "Large String Value",
"KEY2": "Large String Value",
"Key3": "Large String Value",
"Key4": "Large String Value"
}
]
}
import com.fasterxml.jackson.annotation.JsonProperty;
import lombok.AllArgsConstructor;
import lombok.Getter;
import lombok.NoArgsConstructor;
import lombok.Setter;
@NoArgsConstructor
@AllArgsConstructor
public class InnerModel {
@JsonProperty("KEY1")
@Getter
@Setter
private String key1;
@JsonProperty("KEY2")
@Getter
@Setter
private String key2;
@JsonProperty("KEY3")
@Getter
@Setter
private String key3;
@JsonProperty("KEY4")
@Getter
@Setter
private String key4;
}
package com.consumer.model;
public class CustomModel {
public CustomModel(List<InnerModel> filesList) {
super();
this.filesList = filesList;
}
@JsonProperty("FILE_LIST")
@NonNull
@Getter
@Setter
List<InnerModel> filesList;
}
spring.kafka.consumer.key-deserializer=org.apache.kafka.common.serialization.StringDeserializer
spring.kafka.consumer.value-deserializer=org.springframework.kafka.support.serializer.JsonDeserializer
spring.kafka.producer.key-serializer=org.apache.kafka.common.serialization.StringSerializer
spring.kafka.producer.value-serializer=org.springframework.kafka.support.serializer.JsonSerializer
spring.kafka.producer.compression-type=gzip
spring.kafka.consumer.properties.spring.json.trusted.packages=com.consumer.model
原因：com.fasterxml.jackson.databind.exc.InvalidDefinitionException:无法构造
com.consumer.model.CustomModelspring.kafka.consumer.key-deserializer=org.apache.kafka.common.serialization.StringDeserializer
spring.kafka.consumer.value-deserializer=org.springframework.kafka.support.serializer.JsonDeserializer
spring.kafka.producer.key-serializer=org.apache.kafka.common.serialization.StringSerializer
spring.kafka.producer.value-serializer=org.springframework.kafka.support.serializer.JsonSerializer
spring.kafka.producer.compression-type=gzip
spring.kafka.consumer.properties.spring.json.trusted.packages=com.consumer.model
package com.consumer.model;
@NoArgsConstructor
@AllArgsConstructor
public class CustomModel {
@JsonProperty("FILE_LIST")
@NonNull
@Getter
@Setter
List<InnerModel> filesList;
}