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final class com.google.common.collect.MoreCollectors$ToOptionalState
  minor version: 0
  major version: 59
  flags: flags: (0x0030) ACC_FINAL, ACC_SUPER
  this_class: com.google.common.collect.MoreCollectors$ToOptionalState
  super_class: java.lang.Object
{
  static final int MAX_EXTRAS;
    descriptor: I
    flags: (0x0018) ACC_STATIC, ACC_FINAL
    ConstantValue: 4

  java.lang.Object element;
    descriptor: Ljava/lang/Object;
    flags: (0x0000) 
    RuntimeVisibleTypeAnnotations: 
      FIELD
        org.checkerframework.checker.nullness.qual.Nullable()

  java.util.List<java.lang.Object> extras;
    descriptor: Ljava/util/List;
    flags: (0x0000) 
    Signature: Ljava/util/List<Ljava/lang/Object;>;
    RuntimeVisibleTypeAnnotations: 
      FIELD
        org.checkerframework.checker.nullness.qual.Nullable()

  void <init>();
    descriptor: ()V
    flags: (0x0000) 
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // com.google.common.collect.MoreCollectors$ToOptionalState this
         0: .line 97
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 98
            aload 0 /* this */
            aconst_null
            putfield com.google.common.collect.MoreCollectors$ToOptionalState.element:Ljava/lang/Object;
         2: .line 99
            aload 0 /* this */
            aconst_null
            putfield com.google.common.collect.MoreCollectors$ToOptionalState.extras:Ljava/util/List;
         3: .line 100
            return
        end local 0 // com.google.common.collect.MoreCollectors$ToOptionalState this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    4     0  this  Lcom/google/common/collect/MoreCollectors$ToOptionalState;

  java.lang.IllegalArgumentException multiples(boolean);
    descriptor: (Z)Ljava/lang/IllegalArgumentException;
    flags: (0x0000) 
    Code:
      stack=3, locals=5, args_size=2
        start local 0 // com.google.common.collect.MoreCollectors$ToOptionalState this
        start local 1 // boolean overflow
         0: .line 104
            new java.lang.StringBuilder
            dup
            invokespecial java.lang.StringBuilder.<init>:()V
            ldc "expected one element but was: <"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            aload 0 /* this */
            getfield com.google.common.collect.MoreCollectors$ToOptionalState.element:Ljava/lang/Object;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/Object;)Ljava/lang/StringBuilder;
         1: .line 103
            astore 2 /* sb */
        start local 2 // java.lang.StringBuilder sb
         2: .line 105
            aload 0 /* this */
            getfield com.google.common.collect.MoreCollectors$ToOptionalState.extras:Ljava/util/List;
            invokeinterface java.util.List.iterator:()Ljava/util/Iterator;
            astore 4
            goto 5
      StackMap locals: com.google.common.collect.MoreCollectors$ToOptionalState int java.lang.StringBuilder top java.util.Iterator
      StackMap stack:
         3: aload 4
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            astore 3 /* o */
        start local 3 // java.lang.Object o
         4: .line 106
            aload 2 /* sb */
            ldc ", "
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            aload 3 /* o */
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/Object;)Ljava/lang/StringBuilder;
            pop
        end local 3 // java.lang.Object o
         5: .line 105
      StackMap locals:
      StackMap stack:
            aload 4
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 3
         6: .line 108
            iload 1 /* overflow */
            ifeq 8
         7: .line 109
            aload 2 /* sb */
            ldc ", ..."
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            pop
         8: .line 111
      StackMap locals: com.google.common.collect.MoreCollectors$ToOptionalState int java.lang.StringBuilder
      StackMap stack:
            aload 2 /* sb */
            bipush 62
            invokevirtual java.lang.StringBuilder.append:(C)Ljava/lang/StringBuilder;
            pop
         9: .line 112
            new java.lang.IllegalArgumentException
            dup
            aload 2 /* sb */
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
        end local 2 // java.lang.StringBuilder sb
        end local 1 // boolean overflow
        end local 0 // com.google.common.collect.MoreCollectors$ToOptionalState this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0   10     0      this  Lcom/google/common/collect/MoreCollectors$ToOptionalState;
            0   10     1  overflow  Z
            2   10     2        sb  Ljava/lang/StringBuilder;
            4    5     3         o  Ljava/lang/Object;
    MethodParameters:
          Name  Flags
      overflow  

  void add(java.lang.Object);
    descriptor: (Ljava/lang/Object;)V
    flags: (0x0000) 
    Code:
      stack=4, locals=2, args_size=2
        start local 0 // com.google.common.collect.MoreCollectors$ToOptionalState this
        start local 1 // java.lang.Object o
         0: .line 116
            aload 1 /* o */
            invokestatic com.google.common.base.Preconditions.checkNotNull:(Ljava/lang/Object;)Ljava/lang/Object;
            pop
         1: .line 117
            aload 0 /* this */
            getfield com.google.common.collect.MoreCollectors$ToOptionalState.element:Ljava/lang/Object;
            ifnonnull 4
         2: .line 118
            aload 0 /* this */
            aload 1 /* o */
            putfield com.google.common.collect.MoreCollectors$ToOptionalState.element:Ljava/lang/Object;
         3: .line 119
            goto 12
      StackMap locals:
      StackMap stack:
         4: aload 0 /* this */
            getfield com.google.common.collect.MoreCollectors$ToOptionalState.extras:Ljava/util/List;
            ifnonnull 8
         5: .line 120
            aload 0 /* this */
            new java.util.ArrayList
            dup
            iconst_4
            invokespecial java.util.ArrayList.<init>:(I)V
            putfield com.google.common.collect.MoreCollectors$ToOptionalState.extras:Ljava/util/List;
         6: .line 121
            aload 0 /* this */
            getfield com.google.common.collect.MoreCollectors$ToOptionalState.extras:Ljava/util/List;
            aload 1 /* o */
            invokeinterface java.util.List.add:(Ljava/lang/Object;)Z
            pop
         7: .line 122
            goto 12
      StackMap locals:
      StackMap stack:
         8: aload 0 /* this */
            getfield com.google.common.collect.MoreCollectors$ToOptionalState.extras:Ljava/util/List;
            invokeinterface java.util.List.size:()I
            iconst_4
            if_icmpge 11
         9: .line 123
            aload 0 /* this */
            getfield com.google.common.collect.MoreCollectors$ToOptionalState.extras:Ljava/util/List;
            aload 1 /* o */
            invokeinterface java.util.List.add:(Ljava/lang/Object;)Z
            pop
        10: .line 124
            goto 12
        11: .line 125
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            iconst_1
            invokevirtual com.google.common.collect.MoreCollectors$ToOptionalState.multiples:(Z)Ljava/lang/IllegalArgumentException;
            athrow
        12: .line 127
      StackMap locals:
      StackMap stack:
            return
        end local 1 // java.lang.Object o
        end local 0 // com.google.common.collect.MoreCollectors$ToOptionalState this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   13     0  this  Lcom/google/common/collect/MoreCollectors$ToOptionalState;
            0   13     1     o  Ljava/lang/Object;
    MethodParameters:
      Name  Flags
      o     

  com.google.common.collect.MoreCollectors$ToOptionalState combine(com.google.common.collect.MoreCollectors$ToOptionalState);
    descriptor: (Lcom/google/common/collect/MoreCollectors$ToOptionalState;)Lcom/google/common/collect/MoreCollectors$ToOptionalState;
    flags: (0x0000) 
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // com.google.common.collect.MoreCollectors$ToOptionalState this
        start local 1 // com.google.common.collect.MoreCollectors$ToOptionalState other
         0: .line 130
            aload 0 /* this */
            getfield com.google.common.collect.MoreCollectors$ToOptionalState.element:Ljava/lang/Object;
            ifnonnull 2
         1: .line 131
            aload 1 /* other */
            areturn
         2: .line 132
      StackMap locals:
      StackMap stack:
            aload 1 /* other */
            getfield com.google.common.collect.MoreCollectors$ToOptionalState.element:Ljava/lang/Object;
            ifnonnull 4
         3: .line 133
            aload 0 /* this */
            areturn
         4: .line 135
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield com.google.common.collect.MoreCollectors$ToOptionalState.extras:Ljava/util/List;
            ifnonnull 6
         5: .line 136
            aload 0 /* this */
            new java.util.ArrayList
            dup
            invokespecial java.util.ArrayList.<init>:()V
            putfield com.google.common.collect.MoreCollectors$ToOptionalState.extras:Ljava/util/List;
         6: .line 138
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield com.google.common.collect.MoreCollectors$ToOptionalState.extras:Ljava/util/List;
            aload 1 /* other */
            getfield com.google.common.collect.MoreCollectors$ToOptionalState.element:Ljava/lang/Object;
            invokeinterface java.util.List.add:(Ljava/lang/Object;)Z
            pop
         7: .line 139
            aload 1 /* other */
            getfield com.google.common.collect.MoreCollectors$ToOptionalState.extras:Ljava/util/List;
            ifnull 9
         8: .line 140
            aload 0 /* this */
            getfield com.google.common.collect.MoreCollectors$ToOptionalState.extras:Ljava/util/List;
            aload 1 /* other */
            getfield com.google.common.collect.MoreCollectors$ToOptionalState.extras:Ljava/util/List;
            invokeinterface java.util.List.addAll:(Ljava/util/Collection;)Z
            pop
         9: .line 142
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield com.google.common.collect.MoreCollectors$ToOptionalState.extras:Ljava/util/List;
            invokeinterface java.util.List.size:()I
            iconst_4
            if_icmple 12
        10: .line 143
            aload 0 /* this */
            getfield com.google.common.collect.MoreCollectors$ToOptionalState.extras:Ljava/util/List;
            iconst_4
            aload 0 /* this */
            getfield com.google.common.collect.MoreCollectors$ToOptionalState.extras:Ljava/util/List;
            invokeinterface java.util.List.size:()I
            invokeinterface java.util.List.subList:(II)Ljava/util/List;
            invokeinterface java.util.List.clear:()V
        11: .line 144
            aload 0 /* this */
            iconst_1
            invokevirtual com.google.common.collect.MoreCollectors$ToOptionalState.multiples:(Z)Ljava/lang/IllegalArgumentException;
            athrow
        12: .line 146
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            areturn
        end local 1 // com.google.common.collect.MoreCollectors$ToOptionalState other
        end local 0 // com.google.common.collect.MoreCollectors$ToOptionalState this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0   13     0   this  Lcom/google/common/collect/MoreCollectors$ToOptionalState;
            0   13     1  other  Lcom/google/common/collect/MoreCollectors$ToOptionalState;
    MethodParameters:
       Name  Flags
      other  

  java.util.Optional<java.lang.Object> getOptional();
    descriptor: ()Ljava/util/Optional;
    flags: (0x0000) 
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // com.google.common.collect.MoreCollectors$ToOptionalState this
         0: .line 151
            aload 0 /* this */
            getfield com.google.common.collect.MoreCollectors$ToOptionalState.extras:Ljava/util/List;
            ifnonnull 2
         1: .line 152
            aload 0 /* this */
            getfield com.google.common.collect.MoreCollectors$ToOptionalState.element:Ljava/lang/Object;
            invokestatic java.util.Optional.ofNullable:(Ljava/lang/Object;)Ljava/util/Optional;
            areturn
         2: .line 154
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            iconst_0
            invokevirtual com.google.common.collect.MoreCollectors$ToOptionalState.multiples:(Z)Ljava/lang/IllegalArgumentException;
            athrow
        end local 0 // com.google.common.collect.MoreCollectors$ToOptionalState this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lcom/google/common/collect/MoreCollectors$ToOptionalState;
    Signature: ()Ljava/util/Optional<Ljava/lang/Object;>;

  java.lang.Object getElement();
    descriptor: ()Ljava/lang/Object;
    flags: (0x0000) 
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // com.google.common.collect.MoreCollectors$ToOptionalState this
         0: .line 159
            aload 0 /* this */
            getfield com.google.common.collect.MoreCollectors$ToOptionalState.element:Ljava/lang/Object;
            ifnonnull 2
         1: .line 160
            new java.util.NoSuchElementException
            dup
            invokespecial java.util.NoSuchElementException.<init>:()V
            athrow
         2: .line 161
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield com.google.common.collect.MoreCollectors$ToOptionalState.extras:Ljava/util/List;
            ifnonnull 4
         3: .line 162
            aload 0 /* this */
            getfield com.google.common.collect.MoreCollectors$ToOptionalState.element:Ljava/lang/Object;
            areturn
         4: .line 164
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            iconst_0
            invokevirtual com.google.common.collect.MoreCollectors$ToOptionalState.multiples:(Z)Ljava/lang/IllegalArgumentException;
            athrow
        end local 0 // com.google.common.collect.MoreCollectors$ToOptionalState this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    5     0  this  Lcom/google/common/collect/MoreCollectors$ToOptionalState;
}
SourceFile: "MoreCollectors.java"
NestHost: com.google.common.collect.MoreCollectors
InnerClasses:
  private final ToOptionalState = com.google.common.collect.MoreCollectors$ToOptionalState of com.google.common.collect.MoreCollectors