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. 
public interface com.google.common.collect.Table$Cell<R, C, V>
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: com.google.common.collect.Table$Cell
  super_class: java.lang.Object
{
  public abstract R getRowKey();
    descriptor: ()Ljava/lang/Object;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    Signature: ()TR;
    RuntimeVisibleTypeAnnotations: 
      METHOD_RETURN
        org.checkerframework.checker.nullness.qual.Nullable()

  public abstract C getColumnKey();
    descriptor: ()Ljava/lang/Object;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    Signature: ()TC;
    RuntimeVisibleTypeAnnotations: 
      METHOD_RETURN
        org.checkerframework.checker.nullness.qual.Nullable()

  public abstract V getValue();
    descriptor: ()Ljava/lang/Object;
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    Signature: ()TV;
    RuntimeVisibleTypeAnnotations: 
      METHOD_RETURN
        org.checkerframework.checker.nullness.qual.Nullable()

  public abstract boolean equals(java.lang.Object);
    descriptor: (Ljava/lang/Object;)Z
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
    RuntimeVisibleTypeAnnotations: 
      METHOD_FORMAL_PARAMETER
        org.checkerframework.checker.nullness.qual.Nullable()
    MethodParameters:
      Name  Flags
      obj   

  public abstract int hashCode();
    descriptor: ()I
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
}
Signature: <R:Ljava/lang/Object;C:Ljava/lang/Object;V:Ljava/lang/Object;>Ljava/lang/Object;
SourceFile: "Table.java"
NestHost: com.google.common.collect.Table
InnerClasses:
  public abstract Cell = com.google.common.collect.Table$Cell of com.google.common.collect.Table