https://www.spring.io/spring-data/spring-data-commons: Global parent pom.xml to be used by Spring Data modules (Pivotal Software, Inc.) 
public class org.springframework.data.domain.jaxb.SpringDataJaxb$PageDto extends org.springframework.hateoas.RepresentationModel
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.springframework.data.domain.jaxb.SpringDataJaxb$PageDto
  super_class: org.springframework.hateoas.RepresentationModel
{
  java.util.List<java.lang.Object> content;
    descriptor: Ljava/util/List;
    flags: (0x0000) 
    Signature: Ljava/util/List<Ljava/lang/Object;>;
    RuntimeVisibleAnnotations: 
      org.springframework.lang.Nullable()
      javax.xml.bind.annotation.XmlAnyElement()
      javax.xml.bind.annotation.XmlElementWrapper(name = "content")

  public void <init>();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.springframework.data.domain.jaxb.SpringDataJaxb$PageDto this
         0: .line 99
            aload 0 /* this */
            invokespecial org.springframework.hateoas.RepresentationModel.<init>:()V
            return
        end local 0 // org.springframework.data.domain.jaxb.SpringDataJaxb$PageDto this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/springframework/data/domain/jaxb/SpringDataJaxb$PageDto;
}
SourceFile: "SpringDataJaxb.java"
NestHost: org.springframework.data.domain.jaxb.SpringDataJaxb
InnerClasses:
  public PageDto = org.springframework.data.domain.jaxb.SpringDataJaxb$PageDto of org.springframework.data.domain.jaxb.SpringDataJaxb
    RuntimeVisibleAnnotations: 
      javax.xml.bind.annotation.XmlRootElement(name = "page", namespace = "http://www.springframework.org/schema/data/jaxb")
      javax.xml.bind.annotation.XmlAccessorType(value = javax.xml.bind.annotation.XmlAccessType.FIELD:Ljavax/xml/bind/annotation/XmlAccessType;)