https://openjdk.java.net/ 
public interface com.sun.xml.internal.ws.api.message.MessageWritable
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: com.sun.xml.internal.ws.api.message.MessageWritable
  super_class: java.lang.Object
{
  public abstract com.oracle.webservices.internal.api.message.ContentType getContentType();
    descriptor: ()Lcom/oracle/webservices/internal/api/message/ContentType;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT

  public abstract com.oracle.webservices.internal.api.message.ContentType writeTo(java.io.OutputStream);
    descriptor: (Ljava/io/OutputStream;)Lcom/oracle/webservices/internal/api/message/ContentType;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    Exceptions:
      throws java.io.IOException
    MethodParameters:
      Name  Flags
      out   

  public abstract void setMTOMConfiguration(javax.xml.ws.soap.MTOMFeature);
    descriptor: (Ljavax/xml/ws/soap/MTOMFeature;)V
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    MethodParameters:
             Name  Flags
      mtomFeature  final
}
SourceFile: "MessageWritable.java"