https://openjdk.java.net/ 
public interface java.time.temporal.TemporalAdjuster
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: java.time.temporal.TemporalAdjuster
  super_class: java.lang.Object
{
  public abstract java.time.temporal.Temporal adjustInto(java.time.temporal.Temporal);
    descriptor: (Ljava/time/temporal/Temporal;)Ljava/time/temporal/Temporal;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    MethodParameters:
          Name  Flags
      temporal  
}
SourceFile: "TemporalAdjuster.java"
    RuntimeVisibleAnnotations: 
      java.lang.FunctionalInterface()