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Java 如何在Jackson 2.7+;上为ObjectMapper设置命名策略;?_Java_Jackson - Fatal编程技术网

Java 如何在Jackson 2.7+;上为ObjectMapper设置命名策略;?

Java 如何在Jackson 2.7+;上为ObjectMapper设置命名策略;?,java,jackson,Java,Jackson,这段代码过去用于Jackson 2.6.x,但不适用于2.7+ // Lombok for code simplicity @Setter @Getter @AllArgsConstructor public static class Naming { int camelCase; } ... Naming naming = new Naming(1); ObjectMapper mapper = new ObjectMapper(); mapper.setPropertyNaming

这段代码过去用于Jackson 2.6.x,但不适用于2.7+

// Lombok for code simplicity
@Setter
@Getter
@AllArgsConstructor
public static class Naming {
    int camelCase;
}

...
Naming naming = new Naming(1);
ObjectMapper mapper = new ObjectMapper();
mapper.setPropertyNamingStrategy(
  PropertyNamingStrategy.CAMEL_CASE_TO_LOWER_CASE_WITH_UNDERSCORES);

System.out.println(mapper.writeValueAsString(naming));
// "{\"camel_case\":1}" Jackson 2.6.x
// "{\"camelCase\":1}" Jackson 2.7.x

我错过了什么?

结果是Lombok注释
@AllArgsConstructor
导致了问题

GitHub上有报道。这似乎是杰克逊的一个错误。在版本2.7.0和2.7.1中可以复制