https://github.com/google/guava/guava: Guava is a suite of core and expanded libraries that include utility classes, google's collections, io classes, and much much more. 
class com.google.common.collect.Maps$EntryFunction$2 extends com.google.common.collect.Maps$EntryFunction
  minor version: 0
  major version: 59
  flags: flags: (0x4020) ACC_SUPER, ACC_ANNOTATION
  this_class: com.google.common.collect.Maps$EntryFunction$2
  super_class: com.google.common.collect.Maps$EntryFunction
{
  void <init>(java.lang.String, int);
    descriptor: (Ljava/lang/String;I)V
    flags: (0x0000) 
    Code:
      stack=3, locals=3, args_size=3
        start local 0 // com.google.common.collect.Maps$EntryFunction$2 this
         0: .line 99
            aload 0 /* this */
            aload 1
            iload 2
            invokespecial com.google.common.collect.Maps$EntryFunction.<init>:(Ljava/lang/String;I)V
            return
        end local 0 // com.google.common.collect.Maps$EntryFunction$2 this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/google/common/collect/Maps$EntryFunction$2;
    MethodParameters:
               Name  Flags
      $enum$name     
      $enum$ordinal  

  public  apply(java.util.Map$Entry<?, ?>);
    descriptor: (Ljava/util/Map$Entry;)Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=2, args_size=2
        start local 0 // com.google.common.collect.Maps$EntryFunction$2 this
        start local 1 // java.util.Map$Entry entry
         0: .line 102
            aload 1 /* entry */
            invokeinterface java.util.Map$Entry.getValue:()Ljava/lang/Object;
            areturn
        end local 1 // java.util.Map$Entry entry
        end local 0 // com.google.common.collect.Maps$EntryFunction$2 this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    1     0   this  Lcom/google/common/collect/Maps$EntryFunction$2;
            0    1     1  entry  Ljava/util/Map$Entry<**>;
    Signature: (Ljava/util/Map$Entry<**>;)Ljava/lang/Object;
    RuntimeVisibleTypeAnnotations: 
      METHOD_RETURN
        org.checkerframework.checker.nullness.qual.Nullable()
    MethodParameters:
       Name  Flags
      entry  

  public java.lang.Object apply(java.lang.Object);
    descriptor: (Ljava/lang/Object;)Ljava/lang/Object;
    flags: (0x1041) ACC_PUBLIC, ACC_BRIDGE, ACC_SYNTHETIC
    Code:
      stack=2, locals=2, args_size=2
         0: .line 1
            aload 0
            aload 1
            checkcast java.util.Map$Entry
            invokevirtual com.google.common.collect.Maps$EntryFunction$2.apply:(Ljava/util/Map$Entry;)Ljava/lang/Object;
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature
}
SourceFile: "Maps.java"
EnclosingMethod: com.google.common.collect.Maps$EntryFunction
NestHost: com.google.common.collect.Maps
InnerClasses:
  private abstract EntryFunction = com.google.common.collect.Maps$EntryFunction of com.google.common.collect.Maps
  com.google.common.collect.Maps$EntryFunction$2
  public abstract Entry = java.util.Map$Entry of java.util.Map