class org.apache.lucene.util.WeakIdentityMap$1 implements java.util.Iterator<K>
  minor version: 0
  major version: 59
  flags: flags: (0x0020) ACC_SUPER
  this_class: org.apache.lucene.util.WeakIdentityMap$1
  super_class: java.lang.Object
{
  private java.lang.Object next;
    descriptor: Ljava/lang/Object;
    flags: (0x0002) ACC_PRIVATE

  private boolean nextIsSet;
    descriptor: Z
    flags: (0x0002) ACC_PRIVATE

  final org.apache.lucene.util.WeakIdentityMap this$0;
    descriptor: Lorg/apache/lucene/util/WeakIdentityMap;
    flags: (0x1010) ACC_FINAL, ACC_SYNTHETIC

  private final java.util.Iterator val$iterator;
    descriptor: Ljava/util/Iterator;
    flags: (0x1012) ACC_PRIVATE, ACC_FINAL, ACC_SYNTHETIC

  void <init>(org.apache.lucene.util.WeakIdentityMap, java.util.Iterator);
    descriptor: (Lorg/apache/lucene/util/WeakIdentityMap;Ljava/util/Iterator;)V
    flags: (0x0000) 
    Code:
      stack=2, locals=3, args_size=3
        start local 0 // org.apache.lucene.util.WeakIdentityMap$1 this
         0: .line 168
            aload 0 /* this */
            aload 1
            putfield org.apache.lucene.util.WeakIdentityMap$1.this$0:Lorg/apache/lucene/util/WeakIdentityMap;
            aload 0 /* this */
            aload 2
            putfield org.apache.lucene.util.WeakIdentityMap$1.val$iterator:Ljava/util/Iterator;
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 170
            aload 0 /* this */
            aconst_null
            putfield org.apache.lucene.util.WeakIdentityMap$1.next:Ljava/lang/Object;
         2: .line 172
            aload 0 /* this */
            iconst_0
            putfield org.apache.lucene.util.WeakIdentityMap$1.nextIsSet:Z
         3: .line 168
            return
        end local 0 // org.apache.lucene.util.WeakIdentityMap$1 this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    4     0  this  Lorg/apache/lucene/util/WeakIdentityMap$1;
    MethodParameters:
              Name  Flags
      this$0        final
      val$iterator  final

  public boolean hasNext();
    descriptor: ()Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.apache.lucene.util.WeakIdentityMap$1 this
         0: .line 176
            aload 0 /* this */
            getfield org.apache.lucene.util.WeakIdentityMap$1.nextIsSet:Z
            ifne 1
            aload 0 /* this */
            invokevirtual org.apache.lucene.util.WeakIdentityMap$1.setNext:()Z
            ifne 1
            iconst_0
            ireturn
      StackMap locals:
      StackMap stack:
         1: iconst_1
            ireturn
        end local 0 // org.apache.lucene.util.WeakIdentityMap$1 this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lorg/apache/lucene/util/WeakIdentityMap$1;

  public K next();
    descriptor: ()Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=3, args_size=1
        start local 0 // org.apache.lucene.util.WeakIdentityMap$1 this
         0: .line 181
            aload 0 /* this */
            invokevirtual org.apache.lucene.util.WeakIdentityMap$1.hasNext:()Z
            ifne 2
         1: .line 182
            new java.util.NoSuchElementException
            dup
            invokespecial java.util.NoSuchElementException.<init>:()V
            athrow
         2: .line 184
      StackMap locals:
      StackMap stack:
            getstatic org.apache.lucene.util.WeakIdentityMap.$assertionsDisabled:Z
            ifne 3
            aload 0 /* this */
            getfield org.apache.lucene.util.WeakIdentityMap$1.nextIsSet:Z
            ifne 3
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         3: .line 186
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.apache.lucene.util.WeakIdentityMap$1.next:Ljava/lang/Object;
            astore 2
         4: .line 189
            aload 0 /* this */
            iconst_0
            putfield org.apache.lucene.util.WeakIdentityMap$1.nextIsSet:Z
         5: .line 190
            aload 0 /* this */
            aconst_null
            putfield org.apache.lucene.util.WeakIdentityMap$1.next:Ljava/lang/Object;
         6: .line 186
            aload 2
            areturn
         7: .line 187
      StackMap locals:
      StackMap stack: java.lang.Throwable
            astore 1
         8: .line 189
            aload 0 /* this */
            iconst_0
            putfield org.apache.lucene.util.WeakIdentityMap$1.nextIsSet:Z
         9: .line 190
            aload 0 /* this */
            aconst_null
            putfield org.apache.lucene.util.WeakIdentityMap$1.next:Ljava/lang/Object;
        10: .line 191
            aload 1
            athrow
        end local 0 // org.apache.lucene.util.WeakIdentityMap$1 this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   11     0  this  Lorg/apache/lucene/util/WeakIdentityMap$1;
      Exception table:
        from    to  target  type
           3     4       7  any
    Signature: ()TK;

  public void remove();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // org.apache.lucene.util.WeakIdentityMap$1 this
         0: .line 196
            new java.lang.UnsupportedOperationException
            dup
            invokespecial java.lang.UnsupportedOperationException.<init>:()V
            athrow
        end local 0 // org.apache.lucene.util.WeakIdentityMap$1 this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/apache/lucene/util/WeakIdentityMap$1;

  private boolean setNext();
    descriptor: ()Z
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // org.apache.lucene.util.WeakIdentityMap$1 this
         0: .line 200
            getstatic org.apache.lucene.util.WeakIdentityMap.$assertionsDisabled:Z
            ifne 8
            aload 0 /* this */
            getfield org.apache.lucene.util.WeakIdentityMap$1.nextIsSet:Z
            ifeq 8
            new java.lang.AssertionError
            dup
            invokespecial java.lang.AssertionError.<init>:()V
            athrow
         1: .line 202
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            aload 0 /* this */
            getfield org.apache.lucene.util.WeakIdentityMap$1.val$iterator:Ljava/util/Iterator;
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast org.apache.lucene.util.WeakIdentityMap$IdentityWeakReference
            invokevirtual org.apache.lucene.util.WeakIdentityMap$IdentityWeakReference.get:()Ljava/lang/Object;
            putfield org.apache.lucene.util.WeakIdentityMap$1.next:Ljava/lang/Object;
         2: .line 203
            aload 0 /* this */
            getfield org.apache.lucene.util.WeakIdentityMap$1.next:Ljava/lang/Object;
            ifnonnull 5
         3: .line 205
            aload 0 /* this */
            getfield org.apache.lucene.util.WeakIdentityMap$1.val$iterator:Ljava/util/Iterator;
            invokeinterface java.util.Iterator.remove:()V
         4: .line 206
            goto 8
         5: .line 208
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.apache.lucene.util.WeakIdentityMap$1.next:Ljava/lang/Object;
            getstatic org.apache.lucene.util.WeakIdentityMap.NULL:Ljava/lang/Object;
            if_acmpne 7
         6: .line 209
            aload 0 /* this */
            aconst_null
            putfield org.apache.lucene.util.WeakIdentityMap$1.next:Ljava/lang/Object;
         7: .line 211
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            iconst_1
            dup_x1
            putfield org.apache.lucene.util.WeakIdentityMap$1.nextIsSet:Z
            ireturn
         8: .line 201
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield org.apache.lucene.util.WeakIdentityMap$1.val$iterator:Ljava/util/Iterator;
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 1
         9: .line 214
            iconst_0
            ireturn
        end local 0 // org.apache.lucene.util.WeakIdentityMap$1 this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   10     0  this  Lorg/apache/lucene/util/WeakIdentityMap$1;
}
Signature: Ljava/lang/Object;Ljava/util/Iterator<TK;>;
SourceFile: "WeakIdentityMap.java"
EnclosingMethod: org.apache.lucene.util.WeakIdentityMap.keyIterator:()Ljava/util/Iterator;
NestHost: org.apache.lucene.util.WeakIdentityMap
InnerClasses:
  org.apache.lucene.util.WeakIdentityMap$1
  private final IdentityWeakReference = org.apache.lucene.util.WeakIdentityMap$IdentityWeakReference of org.apache.lucene.util.WeakIdentityMap