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 final class com.google.common.base.Objects extends com.google.common.base.ExtraObjectsMethodsForWeb
  minor version: 0
  major version: 59
  flags: flags: (0x0031) ACC_PUBLIC, ACC_FINAL, ACC_SUPER
  this_class: com.google.common.base.Objects
  super_class: com.google.common.base.ExtraObjectsMethodsForWeb
{
  private void <init>();
    descriptor: ()V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.google.common.base.Objects this
         0: .line 33
            aload 0 /* this */
            invokespecial com.google.common.base.ExtraObjectsMethodsForWeb.<init>:()V
            return
        end local 0 // com.google.common.base.Objects this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/google/common/base/Objects;

  public static boolean equal(java.lang.Object, java.lang.Object);
    descriptor: (Ljava/lang/Object;Ljava/lang/Object;)Z
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // java.lang.Object a
        start local 1 // java.lang.Object b
         0: .line 52
            aload 0 /* a */
            aload 1 /* b */
            if_acmpeq 2
            aload 0 /* a */
            ifnull 1
            aload 0 /* a */
            aload 1 /* b */
            invokevirtual java.lang.Object.equals:(Ljava/lang/Object;)Z
            ifne 2
      StackMap locals:
      StackMap stack:
         1: iconst_0
            ireturn
      StackMap locals:
      StackMap stack:
         2: iconst_1
            ireturn
        end local 1 // java.lang.Object b
        end local 0 // java.lang.Object a
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0     a  Ljava/lang/Object;
            0    3     1     b  Ljava/lang/Object;
    RuntimeVisibleTypeAnnotations: 
      METHOD_FORMAL_PARAMETER
        org.checkerframework.checker.nullness.qual.Nullable()
      METHOD_FORMAL_PARAMETER
        org.checkerframework.checker.nullness.qual.Nullable()
    MethodParameters:
      Name  Flags
      a     
      b     

  public static int hashCode(java.lang.Object[]);
    descriptor: ([Ljava/lang/Object;)I
    flags: (0x0089) ACC_PUBLIC, ACC_STATIC, ACC_VARARGS
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // java.lang.Object[] objects
         0: .line 77
            aload 0 /* objects */
            invokestatic java.util.Arrays.hashCode:([Ljava/lang/Object;)I
            ireturn
        end local 0 // java.lang.Object[] objects
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    1     0  objects  [Ljava/lang/Object;
    RuntimeVisibleTypeAnnotations: 
      METHOD_FORMAL_PARAMETER, location=[ARRAY_ELEMENT]
        org.checkerframework.checker.nullness.qual.Nullable()
      METHOD_FORMAL_PARAMETER
        org.checkerframework.checker.nullness.qual.Nullable()
    MethodParameters:
         Name  Flags
      objects  
}
SourceFile: "Objects.java"
    RuntimeInvisibleAnnotations: 
      com.google.common.annotations.GwtCompatible()