https://ant.apache.org/: master POM (The Apache Software Foundation) 
public interface org.apache.tools.ant.DynamicObjectAttribute
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: org.apache.tools.ant.DynamicObjectAttribute
  super_class: java.lang.Object
{
  public abstract void setDynamicAttribute(java.lang.String, java.lang.Object);
    descriptor: (Ljava/lang/String;Ljava/lang/Object;)V
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    Exceptions:
      throws org.apache.tools.ant.BuildException
    MethodParameters:
       Name  Flags
      name   
      value  
}
SourceFile: "DynamicObjectAttribute.java"