http://bytebuddy.net/byte-buddy-dep: Byte Buddy is a Java library for creating Java classes at run time. This artifact is a build of Byte Buddy with a remaining dependency onto ASM. You should never depend on this module without repackaging Byte Buddy and ASM into your own namespace. 
public class net.bytebuddy.dynamic.Nexus extends java.lang.ref.WeakReference<java.lang.ClassLoader>
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: net.bytebuddy.dynamic.Nexus
  super_class: java.lang.ref.WeakReference
{
  public static final java.lang.String PROPERTY;
    descriptor: Ljava/lang/String;
    flags: (0x0019) ACC_PUBLIC, ACC_STATIC, ACC_FINAL
    ConstantValue: "net.bytebuddy.nexus.disabled"

  private static final java.lang.ref.ReferenceQueue<java.lang.ClassLoader> NO_QUEUE;
    descriptor: Ljava/lang/ref/ReferenceQueue;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    Signature: Ljava/lang/ref/ReferenceQueue<Ljava/lang/ClassLoader;>;

  private static final java.util.concurrent.ConcurrentMap<net.bytebuddy.dynamic.Nexus, java.lang.Object> TYPE_INITIALIZERS;
    descriptor: Ljava/util/concurrent/ConcurrentMap;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    Signature: Ljava/util/concurrent/ConcurrentMap<Lnet/bytebuddy/dynamic/Nexus;Ljava/lang/Object;>;

  private final java.lang.String name;
    descriptor: Ljava/lang/String;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final int classLoaderHashCode;
    descriptor: I
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final int identification;
    descriptor: I
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=2, locals=0, args_size=0
         0: .line 53
            aconst_null
            putstatic net.bytebuddy.dynamic.Nexus.NO_QUEUE:Ljava/lang/ref/ReferenceQueue;
         1: .line 60
            new java.util.concurrent.ConcurrentHashMap
            dup
            invokespecial java.util.concurrent.ConcurrentHashMap.<init>:()V
            putstatic net.bytebuddy.dynamic.Nexus.TYPE_INITIALIZERS:Ljava/util/concurrent/ConcurrentMap;
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  private void <init>(java.lang.Class<?>, );
    descriptor: (Ljava/lang/Class;I)V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=5, locals=3, args_size=3
        start local 0 // net.bytebuddy.dynamic.Nexus this
        start local 1 // java.lang.Class type
        start local 2 // int identification
         0: .line 85
            aload 0 /* this */
            aload 1 /* type */
            invokevirtual java.lang.Class.getName:()Ljava/lang/String;
            invokestatic net.bytebuddy.dynamic.Nexus.nonAnonymous:(Ljava/lang/String;)Ljava/lang/String;
            aload 1 /* type */
            invokevirtual java.lang.Class.getClassLoader:()Ljava/lang/ClassLoader;
            getstatic net.bytebuddy.dynamic.Nexus.NO_QUEUE:Ljava/lang/ref/ReferenceQueue;
            iload 2 /* identification */
            invokespecial net.bytebuddy.dynamic.Nexus.<init>:(Ljava/lang/String;Ljava/lang/ClassLoader;Ljava/lang/ref/ReferenceQueue;I)V
         1: .line 86
            return
        end local 2 // int identification
        end local 1 // java.lang.Class type
        end local 0 // net.bytebuddy.dynamic.Nexus this
      LocalVariableTable:
        Start  End  Slot            Name  Signature
            0    2     0            this  Lnet/bytebuddy/dynamic/Nexus;
            0    2     1            type  Ljava/lang/Class<*>;
            0    2     2  identification  I
    Signature: (Ljava/lang/Class<*>;I)V
    MethodParameters:
                Name  Flags
      type            
      identification  

  private void <init>(java.lang.String, java.lang.ClassLoader, java.lang.ref.ReferenceQueue<? super java.lang.ClassLoader>, );
    descriptor: (Ljava/lang/String;Ljava/lang/ClassLoader;Ljava/lang/ref/ReferenceQueue;I)V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=3, locals=5, args_size=5
        start local 0 // net.bytebuddy.dynamic.Nexus this
        start local 1 // java.lang.String name
        start local 2 // java.lang.ClassLoader classLoader
        start local 3 // java.lang.ref.ReferenceQueue referenceQueue
        start local 4 // int identification
         0: .line 97
            aload 0 /* this */
            aload 2 /* classLoader */
            aload 2 /* classLoader */
            ifnonnull 2
         1: .line 98
            aconst_null
            goto 3
         2: .line 99
      StackMap locals: uninitialized-this java.lang.String java.lang.ClassLoader java.lang.ref.ReferenceQueue int
      StackMap stack: uninitialized-this java.lang.ClassLoader
            aload 3 /* referenceQueue */
      StackMap locals: uninitialized-this java.lang.String java.lang.ClassLoader java.lang.ref.ReferenceQueue int
      StackMap stack: uninitialized-this java.lang.ClassLoader java.lang.ref.ReferenceQueue
         3: invokespecial java.lang.ref.WeakReference.<init>:(Ljava/lang/Object;Ljava/lang/ref/ReferenceQueue;)V
         4: .line 100
            aload 0 /* this */
            aload 1 /* name */
            putfield net.bytebuddy.dynamic.Nexus.name:Ljava/lang/String;
         5: .line 101
            aload 0 /* this */
            aload 2 /* classLoader */
            invokestatic java.lang.System.identityHashCode:(Ljava/lang/Object;)I
            putfield net.bytebuddy.dynamic.Nexus.classLoaderHashCode:I
         6: .line 102
            aload 0 /* this */
            iload 4 /* identification */
            putfield net.bytebuddy.dynamic.Nexus.identification:I
         7: .line 103
            return
        end local 4 // int identification
        end local 3 // java.lang.ref.ReferenceQueue referenceQueue
        end local 2 // java.lang.ClassLoader classLoader
        end local 1 // java.lang.String name
        end local 0 // net.bytebuddy.dynamic.Nexus this
      LocalVariableTable:
        Start  End  Slot            Name  Signature
            0    8     0            this  Lnet/bytebuddy/dynamic/Nexus;
            0    8     1            name  Ljava/lang/String;
            0    8     2     classLoader  Ljava/lang/ClassLoader;
            0    8     3  referenceQueue  Ljava/lang/ref/ReferenceQueue<-Ljava/lang/ClassLoader;>;
            0    8     4  identification  I
    Signature: (Ljava/lang/String;Ljava/lang/ClassLoader;Ljava/lang/ref/ReferenceQueue<-Ljava/lang/ClassLoader;>;I)V
    MethodParameters:
                Name  Flags
      name            
      classLoader     
      referenceQueue  
      identification  

  private static java.lang.String nonAnonymous(java.lang.String);
    descriptor: (Ljava/lang/String;)Ljava/lang/String;
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=3, locals=2, args_size=1
        start local 0 // java.lang.String typeName
         0: .line 112
            aload 0 /* typeName */
            bipush 47
            invokevirtual java.lang.String.indexOf:(I)I
            istore 1 /* anonymousLoaderIndex */
        start local 1 // int anonymousLoaderIndex
         1: .line 113
            iload 1 /* anonymousLoaderIndex */
            iconst_m1
            if_icmpne 3
         2: .line 114
            aload 0 /* typeName */
            goto 4
         3: .line 115
      StackMap locals: int
      StackMap stack:
            aload 0 /* typeName */
            iconst_0
            iload 1 /* anonymousLoaderIndex */
            invokevirtual java.lang.String.substring:(II)Ljava/lang/String;
         4: .line 113
      StackMap locals:
      StackMap stack: java.lang.String
            areturn
        end local 1 // int anonymousLoaderIndex
        end local 0 // java.lang.String typeName
      LocalVariableTable:
        Start  End  Slot                  Name  Signature
            0    5     0              typeName  Ljava/lang/String;
            1    5     1  anonymousLoaderIndex  I
    MethodParameters:
          Name  Flags
      typeName  

  public static void initialize(java.lang.Class<?>, );
    descriptor: (Ljava/lang/Class;I)V
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=6, locals=3, args_size=2
        start local 0 // java.lang.Class type
        start local 1 // int identification
         0: .line 135
            getstatic net.bytebuddy.dynamic.Nexus.TYPE_INITIALIZERS:Ljava/util/concurrent/ConcurrentMap;
            new net.bytebuddy.dynamic.Nexus
            dup
            aload 0 /* type */
            iload 1 /* identification */
            invokespecial net.bytebuddy.dynamic.Nexus.<init>:(Ljava/lang/Class;I)V
            invokeinterface java.util.concurrent.ConcurrentMap.remove:(Ljava/lang/Object;)Ljava/lang/Object;
            astore 2 /* typeInitializer */
        start local 2 // java.lang.Object typeInitializer
         1: .line 136
            aload 2 /* typeInitializer */
            ifnull 3
         2: .line 137
            aload 2 /* typeInitializer */
            invokevirtual java.lang.Object.getClass:()Ljava/lang/Class;
            ldc "onLoad"
            iconst_1
            anewarray java.lang.Class
            dup
            iconst_0
            ldc Ljava/lang/Class;
            aastore
            invokevirtual java.lang.Class.getMethod:(Ljava/lang/String;[Ljava/lang/Class;)Ljava/lang/reflect/Method;
            aload 2 /* typeInitializer */
            iconst_1
            anewarray java.lang.Object
            dup
            iconst_0
            aload 0 /* type */
            aastore
            invokevirtual java.lang.reflect.Method.invoke:(Ljava/lang/Object;[Ljava/lang/Object;)Ljava/lang/Object;
            pop
         3: .line 139
      StackMap locals: java.lang.Object
      StackMap stack:
            return
        end local 2 // java.lang.Object typeInitializer
        end local 1 // int identification
        end local 0 // java.lang.Class type
      LocalVariableTable:
        Start  End  Slot             Name  Signature
            0    4     0             type  Ljava/lang/Class<*>;
            0    4     1   identification  I
            1    4     2  typeInitializer  Ljava/lang/Object;
    Exceptions:
      throws java.lang.Exception
    Signature: (Ljava/lang/Class<*>;I)V
    MethodParameters:
                Name  Flags
      type            
      identification  

  public static void register(java.lang.String, java.lang.ClassLoader, java.lang.ref.ReferenceQueue<? super java.lang.ClassLoader>, int, );
    descriptor: (Ljava/lang/String;Ljava/lang/ClassLoader;Ljava/lang/ref/ReferenceQueue;ILjava/lang/Object;)V
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=7, locals=5, args_size=5
        start local 0 // java.lang.String name
        start local 1 // java.lang.ClassLoader classLoader
        start local 2 // java.lang.ref.ReferenceQueue referenceQueue
        start local 3 // int identification
        start local 4 // java.lang.Object typeInitializer
         0: .line 162
            getstatic net.bytebuddy.dynamic.Nexus.TYPE_INITIALIZERS:Ljava/util/concurrent/ConcurrentMap;
            new net.bytebuddy.dynamic.Nexus
            dup
            aload 0 /* name */
            aload 1 /* classLoader */
            aload 2 /* referenceQueue */
            iload 3 /* identification */
            invokespecial net.bytebuddy.dynamic.Nexus.<init>:(Ljava/lang/String;Ljava/lang/ClassLoader;Ljava/lang/ref/ReferenceQueue;I)V
            aload 4 /* typeInitializer */
            invokeinterface java.util.concurrent.ConcurrentMap.put:(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
            pop
         1: .line 163
            return
        end local 4 // java.lang.Object typeInitializer
        end local 3 // int identification
        end local 2 // java.lang.ref.ReferenceQueue referenceQueue
        end local 1 // java.lang.ClassLoader classLoader
        end local 0 // java.lang.String name
      LocalVariableTable:
        Start  End  Slot             Name  Signature
            0    2     0             name  Ljava/lang/String;
            0    2     1      classLoader  Ljava/lang/ClassLoader;
            0    2     2   referenceQueue  Ljava/lang/ref/ReferenceQueue<-Ljava/lang/ClassLoader;>;
            0    2     3   identification  I
            0    2     4  typeInitializer  Ljava/lang/Object;
    Signature: (Ljava/lang/String;Ljava/lang/ClassLoader;Ljava/lang/ref/ReferenceQueue<-Ljava/lang/ClassLoader;>;ILjava/lang/Object;)V
    MethodParameters:
                 Name  Flags
      name             
      classLoader      
      referenceQueue   
      identification   
      typeInitializer  

  public static void clean(java.lang.ref.Reference<? super java.lang.ClassLoader>);
    descriptor: (Ljava/lang/ref/Reference;)V
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // java.lang.ref.Reference reference
         0: .line 179
            getstatic net.bytebuddy.dynamic.Nexus.TYPE_INITIALIZERS:Ljava/util/concurrent/ConcurrentMap;
            aload 0 /* reference */
            invokeinterface java.util.concurrent.ConcurrentMap.remove:(Ljava/lang/Object;)Ljava/lang/Object;
            pop
         1: .line 180
            return
        end local 0 // java.lang.ref.Reference reference
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0    2     0  reference  Ljava/lang/ref/Reference<-Ljava/lang/ClassLoader;>;
    Signature: (Ljava/lang/ref/Reference<-Ljava/lang/ClassLoader;>;)V
    MethodParameters:
           Name  Flags
      reference  

  public int hashCode();
    descriptor: ()I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=1
        start local 0 // net.bytebuddy.dynamic.Nexus this
         0: .line 184
            aload 0 /* this */
            getfield net.bytebuddy.dynamic.Nexus.name:Ljava/lang/String;
            invokevirtual java.lang.String.hashCode:()I
            istore 1 /* result */
        start local 1 // int result
         1: .line 185
            bipush 31
            iload 1 /* result */
            imul
            aload 0 /* this */
            getfield net.bytebuddy.dynamic.Nexus.classLoaderHashCode:I
            iadd
            istore 1 /* result */
         2: .line 186
            bipush 31
            iload 1 /* result */
            imul
            aload 0 /* this */
            getfield net.bytebuddy.dynamic.Nexus.identification:I
            iadd
            istore 1 /* result */
         3: .line 187
            iload 1 /* result */
            ireturn
        end local 1 // int result
        end local 0 // net.bytebuddy.dynamic.Nexus this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    4     0    this  Lnet/bytebuddy/dynamic/Nexus;
            1    4     1  result  I

  public boolean equals(java.lang.Object);
    descriptor: (Ljava/lang/Object;)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=3, args_size=2
        start local 0 // net.bytebuddy.dynamic.Nexus this
        start local 1 // java.lang.Object other
         0: .line 192
            aload 0 /* this */
            aload 1 /* other */
            if_acmpne 2
         1: .line 193
            iconst_1
            ireturn
         2: .line 194
      StackMap locals:
      StackMap stack:
            aload 1 /* other */
            ifnull 3
            aload 0 /* this */
            invokevirtual java.lang.Object.getClass:()Ljava/lang/Class;
            aload 1 /* other */
            invokevirtual java.lang.Object.getClass:()Ljava/lang/Class;
            if_acmpeq 4
         3: .line 195
      StackMap locals:
      StackMap stack:
            iconst_0
            ireturn
         4: .line 197
      StackMap locals:
      StackMap stack:
            aload 1 /* other */
            checkcast net.bytebuddy.dynamic.Nexus
            astore 2 /* nexus */
        start local 2 // net.bytebuddy.dynamic.Nexus nexus
         5: .line 198
            aload 0 /* this */
            getfield net.bytebuddy.dynamic.Nexus.classLoaderHashCode:I
            aload 2 /* nexus */
            getfield net.bytebuddy.dynamic.Nexus.classLoaderHashCode:I
            if_icmpne 10
         6: .line 199
            aload 0 /* this */
            getfield net.bytebuddy.dynamic.Nexus.identification:I
            aload 2 /* nexus */
            getfield net.bytebuddy.dynamic.Nexus.identification:I
            if_icmpne 10
         7: .line 200
            aload 0 /* this */
            getfield net.bytebuddy.dynamic.Nexus.name:Ljava/lang/String;
            aload 2 /* nexus */
            getfield net.bytebuddy.dynamic.Nexus.name:Ljava/lang/String;
            invokevirtual java.lang.String.equals:(Ljava/lang/Object;)Z
            ifeq 10
         8: .line 201
            aload 0 /* this */
            invokevirtual net.bytebuddy.dynamic.Nexus.get:()Ljava/lang/Object;
            aload 2 /* nexus */
            invokevirtual net.bytebuddy.dynamic.Nexus.get:()Ljava/lang/Object;
            if_acmpne 10
         9: .line 198
            iconst_1
            ireturn
      StackMap locals: net.bytebuddy.dynamic.Nexus
      StackMap stack:
        10: iconst_0
            ireturn
        end local 2 // net.bytebuddy.dynamic.Nexus nexus
        end local 1 // java.lang.Object other
        end local 0 // net.bytebuddy.dynamic.Nexus this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0   11     0   this  Lnet/bytebuddy/dynamic/Nexus;
            0   11     1  other  Ljava/lang/Object;
            5   11     2  nexus  Lnet/bytebuddy/dynamic/Nexus;
    MethodParameters:
       Name  Flags
      other  

  public java.lang.String toString();
    descriptor: ()Ljava/lang/String;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // net.bytebuddy.dynamic.Nexus this
         0: .line 206
            new java.lang.StringBuilder
            dup
            ldc "Nexus{name='"
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
         1: .line 207
            aload 0 /* this */
            getfield net.bytebuddy.dynamic.Nexus.name:Ljava/lang/String;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            bipush 39
            invokevirtual java.lang.StringBuilder.append:(C)Ljava/lang/StringBuilder;
         2: .line 208
            ldc ", classLoaderHashCode="
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            aload 0 /* this */
            getfield net.bytebuddy.dynamic.Nexus.classLoaderHashCode:I
            invokevirtual java.lang.StringBuilder.append:(I)Ljava/lang/StringBuilder;
         3: .line 209
            ldc ", identification="
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            aload 0 /* this */
            getfield net.bytebuddy.dynamic.Nexus.identification:I
            invokevirtual java.lang.StringBuilder.append:(I)Ljava/lang/StringBuilder;
         4: .line 210
            ldc ", classLoader="
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            aload 0 /* this */
            invokevirtual net.bytebuddy.dynamic.Nexus.get:()Ljava/lang/Object;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/Object;)Ljava/lang/StringBuilder;
         5: .line 211
            bipush 125
            invokevirtual java.lang.StringBuilder.append:(C)Ljava/lang/StringBuilder;
         6: .line 206
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            areturn
        end local 0 // net.bytebuddy.dynamic.Nexus this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    7     0  this  Lnet/bytebuddy/dynamic/Nexus;
}
Signature: Ljava/lang/ref/WeakReference<Ljava/lang/ClassLoader;>;
SourceFile: "Nexus.java"