https://github.com/mongodb/morphia.git: Java Object Document Mapper for MongoDB
  • Various (MongoDB) 
interface org.mongodb.morphia.aggregation.AggregationElement
  minor version: 0
  major version: 59
  flags: flags: (0x0600) ACC_INTERFACE, ACC_ABSTRACT
  this_class: org.mongodb.morphia.aggregation.AggregationElement
  super_class: java.lang.Object
{
  public abstract com.mongodb.DBObject toDBObject();
    descriptor: ()Lcom/mongodb/DBObject;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
}
SourceFile: "AggregationElement.java"