class com.google.common.collect.Iterators$PeekingImpl<E> implements com.google.common.collect.PeekingIterator<E>
  minor version: 0
  major version: 59
  flags: flags: (0x0020) ACC_SUPER
  this_class: com.google.common.collect.Iterators$PeekingImpl
  super_class: java.lang.Object
{
  private final java.util.Iterator<? extends E> iterator;
    descriptor: Ljava/util/Iterator;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL
    Signature: Ljava/util/Iterator<+TE;>;

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

  private E peekedElement;
    descriptor: Ljava/lang/Object;
    flags: (0x0002) ACC_PRIVATE
    Signature: TE;
    RuntimeVisibleTypeAnnotations: 
      FIELD
        org.checkerframework.checker.nullness.qual.Nullable()

  public void <init>(java.util.Iterator<? extends E>);
    descriptor: (Ljava/util/Iterator;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // com.google.common.collect.Iterators$PeekingImpl this
        start local 1 // java.util.Iterator iterator
         0: .line 1121
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 1122
            aload 0 /* this */
            aload 1 /* iterator */
            invokestatic com.google.common.base.Preconditions.checkNotNull:(Ljava/lang/Object;)Ljava/lang/Object;
            checkcast java.util.Iterator
            putfield com.google.common.collect.Iterators$PeekingImpl.iterator:Ljava/util/Iterator;
         2: .line 1123
            return
        end local 1 // java.util.Iterator iterator
        end local 0 // com.google.common.collect.Iterators$PeekingImpl this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    3     0      this  Lcom/google/common/collect/Iterators$PeekingImpl<TE;>;
            0    3     1  iterator  Ljava/util/Iterator<+TE;>;
    Signature: (Ljava/util/Iterator<+TE;>;)V
    MethodParameters:
          Name  Flags
      iterator  

  public boolean hasNext();
    descriptor: ()Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.google.common.collect.Iterators$PeekingImpl this
         0: .line 1127
            aload 0 /* this */
            getfield com.google.common.collect.Iterators$PeekingImpl.hasPeeked:Z
            ifne 1
            aload 0 /* this */
            getfield com.google.common.collect.Iterators$PeekingImpl.iterator:Ljava/util/Iterator;
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 1
            iconst_0
            ireturn
      StackMap locals:
      StackMap stack:
         1: iconst_1
            ireturn
        end local 0 // com.google.common.collect.Iterators$PeekingImpl this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lcom/google/common/collect/Iterators$PeekingImpl<TE;>;

  public E next();
    descriptor: ()Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=1
        start local 0 // com.google.common.collect.Iterators$PeekingImpl this
         0: .line 1132
            aload 0 /* this */
            getfield com.google.common.collect.Iterators$PeekingImpl.hasPeeked:Z
            ifne 2
         1: .line 1133
            aload 0 /* this */
            getfield com.google.common.collect.Iterators$PeekingImpl.iterator:Ljava/util/Iterator;
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            areturn
         2: .line 1135
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield com.google.common.collect.Iterators$PeekingImpl.peekedElement:Ljava/lang/Object;
            astore 1 /* result */
        start local 1 // java.lang.Object result
         3: .line 1136
            aload 0 /* this */
            iconst_0
            putfield com.google.common.collect.Iterators$PeekingImpl.hasPeeked:Z
         4: .line 1137
            aload 0 /* this */
            aconst_null
            putfield com.google.common.collect.Iterators$PeekingImpl.peekedElement:Ljava/lang/Object;
         5: .line 1138
            aload 1 /* result */
            areturn
        end local 1 // java.lang.Object result
        end local 0 // com.google.common.collect.Iterators$PeekingImpl this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    6     0    this  Lcom/google/common/collect/Iterators$PeekingImpl<TE;>;
            3    6     1  result  TE;
    Signature: ()TE;

  public void remove();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // com.google.common.collect.Iterators$PeekingImpl this
         0: .line 1143
            aload 0 /* this */
            getfield com.google.common.collect.Iterators$PeekingImpl.hasPeeked:Z
            ifeq 1
            iconst_0
            goto 2
      StackMap locals:
      StackMap stack:
         1: iconst_1
      StackMap locals:
      StackMap stack: int
         2: ldc "Can't remove after you've peeked at next"
            invokestatic com.google.common.base.Preconditions.checkState:(ZLjava/lang/Object;)V
         3: .line 1144
            aload 0 /* this */
            getfield com.google.common.collect.Iterators$PeekingImpl.iterator:Ljava/util/Iterator;
            invokeinterface java.util.Iterator.remove:()V
         4: .line 1145
            return
        end local 0 // com.google.common.collect.Iterators$PeekingImpl this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    5     0  this  Lcom/google/common/collect/Iterators$PeekingImpl<TE;>;

  public E peek();
    descriptor: ()Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // com.google.common.collect.Iterators$PeekingImpl this
         0: .line 1149
            aload 0 /* this */
            getfield com.google.common.collect.Iterators$PeekingImpl.hasPeeked:Z
            ifne 3
         1: .line 1150
            aload 0 /* this */
            aload 0 /* this */
            getfield com.google.common.collect.Iterators$PeekingImpl.iterator:Ljava/util/Iterator;
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            putfield com.google.common.collect.Iterators$PeekingImpl.peekedElement:Ljava/lang/Object;
         2: .line 1151
            aload 0 /* this */
            iconst_1
            putfield com.google.common.collect.Iterators$PeekingImpl.hasPeeked:Z
         3: .line 1153
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield com.google.common.collect.Iterators$PeekingImpl.peekedElement:Ljava/lang/Object;
            areturn
        end local 0 // com.google.common.collect.Iterators$PeekingImpl this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    4     0  this  Lcom/google/common/collect/Iterators$PeekingImpl<TE;>;
    Signature: ()TE;
}
Signature: <E:Ljava/lang/Object;>Ljava/lang/Object;Lcom/google/common/collect/PeekingIterator<TE;>;
SourceFile: "Iterators.java"
NestHost: com.google.common.collect.Iterators
InnerClasses:
  private PeekingImpl = com.google.common.collect.Iterators$PeekingImpl of com.google.common.collect.Iterators