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.util.concurrent.Striped$1 implements com.google.common.base.Supplier<java.util.concurrent.locks.ReadWriteLock>
  minor version: 0
  major version: 59
  flags: flags: (0x0020) ACC_SUPER
  this_class: com.google.common.util.concurrent.Striped$1
  super_class: java.lang.Object
{
  void <init>();
    descriptor: ()V
    flags: (0x0000) 
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.google.common.util.concurrent.Striped$1 this
         0: .line 299
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
            return
        end local 0 // com.google.common.util.concurrent.Striped$1 this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/google/common/util/concurrent/Striped$1;

  public java.util.concurrent.locks.ReadWriteLock get();
    descriptor: ()Ljava/util/concurrent/locks/ReadWriteLock;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // com.google.common.util.concurrent.Striped$1 this
         0: .line 302
            new java.util.concurrent.locks.ReentrantReadWriteLock
            dup
            invokespecial java.util.concurrent.locks.ReentrantReadWriteLock.<init>:()V
            areturn
        end local 0 // com.google.common.util.concurrent.Striped$1 this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/google/common/util/concurrent/Striped$1;

  public java.lang.Object get();
    descriptor: ()Ljava/lang/Object;
    flags: (0x1041) ACC_PUBLIC, ACC_BRIDGE, ACC_SYNTHETIC
    Code:
      stack=1, locals=1, args_size=1
         0: .line 1
            aload 0
            invokevirtual com.google.common.util.concurrent.Striped$1.get:()Ljava/util/concurrent/locks/ReadWriteLock;
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature
}
Signature: Ljava/lang/Object;Lcom/google/common/base/Supplier<Ljava/util/concurrent/locks/ReadWriteLock;>;
SourceFile: "Striped.java"
EnclosingMethod: com.google.common.util.concurrent.Striped
NestHost: com.google.common.util.concurrent.Striped
InnerClasses:
  com.google.common.util.concurrent.Striped$1