在使用cglib bean复制功能时,报下面的错误
Caused by: net.sf.cglib.core.CodeGenerationException: java.lang.reflect.InaccessibleObjectException-->Unable to make protected final java.lang.Class java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int,java.security.ProtectionDomain) throws java.lang.ClassFormatError accessible: module java.base does not "opens java.lang" to unnamed module @4bd4bcd4
代码示例如下
public class BeanCopierExample {
@Getter
@Setter
public static class Source {
private String name;
private int age;
private String[] logFieldOpsTypes;
}
@Setter
@Getter
public static class Target {
private String name;
private String[] logFieldOpsTypes;
@Override
public String toString(){
return GsonUtils.toJson(this);
}
}
public static void main(String[] args) {
String[] s = new String[]{"a","b","c"};
Source source = new Source();
source.setName("John Doe");
source.setAge(30);
source.setLogFieldOpsTypes(s);
Target t= BeanTools.copyBean(source,Target.class);
System.out.println(t.getName()); // prints "John Doe"
System.out.println(t);
}
}
增加vm环境变量,下面两种方式都可以把这个环境变量加上
--add-opens java.base/java.lang=ALL-UNNAMED
--add-exports java.base/jdk.internal.module=ALL-UNNAMED
idea的修改步骤如下,
点击 RUN-Edit Configurations,将上述内容添加到 VM options 文本框中,
如果没有 VM options 文本框,说明隐藏起来了,可以点击 Build and run的右边的 “Modify options”
如下图所示点击“Add VM options” 将其显示出来