java.lang.ClassNotFoundException:com.fasterxml.jackson.annotation.JsonInclude $ Value [英] java.lang.ClassNotFoundException: com.fasterxml.jackson.annotation.JsonInclude$Value

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问题描述

我正在尝试将我的json字符串转换为java对象并且我收到错误

I am trying to convert my json string to java object and I am getting error


线程mainjava.lang中的异常.NoClassDefFoundError:com / fasterxml / jackson / annotation / JsonInclude $ value
at com.fasterxml.jackson.databind.cfg.MapperConfig。(MapperConfig.java:45)
at com.fasterxml.jackson.databind .ObjectMapper。(ObjectMapper.java:535)
at com.fasterxml.jackson.databind.ObjectMapper。(ObjectMapper.java:452)
at com.allianz.cmis.util.ApacheHttpClientGet.main(ApacheHttpClientGet) .java:65)
引起:java.lang.ClassNotFoundException:com.fasterxml.jackson.annotation.JsonInclude $ value
at java.net.URLClassLoader $ 1.run(URLClassLoader.java:366)
at java.net.URLClassLoader $ 1.run(URLClassLoader.java:355)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader。 java:354)
at java.lang.ClassLoader.loadClass( ClassLoader.java:425)
at sun.misc.Launcher $ AppClassLoader.loadClass(Launcher.java:308)
at java.lang.ClassLoader.loadClass(ClassLoader.java:358)
... 4更多

Exception in thread "main" java.lang.NoClassDefFoundError: com/fasterxml/jackson/annotation/JsonInclude$Value at com.fasterxml.jackson.databind.cfg.MapperConfig.(MapperConfig.java:45) at com.fasterxml.jackson.databind.ObjectMapper.(ObjectMapper.java:535) at com.fasterxml.jackson.databind.ObjectMapper.(ObjectMapper.java:452) at com.allianz.cmis.util.ApacheHttpClientGet.main(ApacheHttpClientGet.java:65) Caused by: java.lang.ClassNotFoundException: com.fasterxml.jackson.annotation.JsonInclude$Value at java.net.URLClassLoader$1.run(URLClassLoader.java:366) at java.net.URLClassLoader$1.run(URLClassLoader.java:355) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(URLClassLoader.java:354) at java.lang.ClassLoader.loadClass(ClassLoader.java:425) at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308) at java.lang.ClassLoader.loadClass(ClassLoader.java:358) ... 4 more

这是我的json字符串和我的代码片段

Here is my json string and my code snippet

json string
{'ctpnsw':[{'abc','def'}]}

json string {'ctpnsw': [{'abc' , 'def' }]}

模型

public class Fields {

     private List<String> ctpnsw;

    public List<String> getCtpnsw() {
        return ctpnsw;
    }

    public void setCtpnsw(List<String> ctpnsw) {
        this.ctpnsw = ctpnsw;
    }

}

Java代码

ObjectMapper mapper = new ObjectMapper();
列表<字段> list = mapper.readValue(output,TypeFactory.defaultInstance()。constructCollectionType(List.class,Fields.class));
System.out.println(list);

推荐答案

如何将此添加到你的pom.xml

How about adding this to your pom.xml

<dependency>
    <groupId>com.fasterxml.jackson.core</groupId>
    <artifactId>jackson-annotations</artifactId>
    <version>${jackson.version}</version>
</dependency>

这篇关于java.lang.ClassNotFoundException:com.fasterxml.jackson.annotation.JsonInclude $ Value的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持IT屋!

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