2021-12-30 15:41:24.675 WARN [nio-9008-exec-1] [] i.s.m.p.AbstractSerializableParameter [421] : Illegal DefaultValue 1024 for parameter type integer
java.lang.NumberFormatException: For input string: ""
at java.lang.NumberFormatException.forInputString(NumberFormatException.java:65)
at java.lang.Long.parseLong(Long.java:601)
at java.lang.Long.valueOf(Long.java:803)
at io.swagger.models.parameters.AbstractSerializableParameter.getExample(AbstractSerializableParameter.java:412)
at sun.reflect.GeneratedMethodAccessor149.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at com.fasterxml.jackson.databind.ser.BeanPropertyWriter.serializeAsField(BeanPropertyWriter.java:689)
at com.fasterxml.jackson.databind.ser.std.BeanSerializerBase.serializeFields(BeanSerializerBase.java:755)
在AbstractSerializableParameter.getExample(AbstractSerializableParameter.java:412)打断点调试,可以发现代码执行到此处example的值为空字符串,执行Long.valueOf(this.example)会抛出’java.lang.NumberFormatException’ 异常。
<!-- 解决 Illegal DefaultValue null for parameter type integer 异常 -->
<dependency>
<groupId>io.swagger</groupId>
<artifactId>swagger-models</artifactId>
<version>1.5.21</version>
</dependency>
<dependency>
<groupId>io.springfox</groupId>
<artifactId>springfox-swagger2</artifactId>
<version>2.10.5</version>
<scope>compile</scope>
<exclusions>
<exclusion>
<groupId>io.swagger</groupId>
<artifactId>swagger-models</artifactId>
</exclusion>
</exclusions>
</dependency>
调整后可以看到新的版本修改了这个判定逻辑。
上述一波操作后,访问swagger文档地址不再报错。
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