public abstract class sun.util.PreHashedMap<V> extends java.util.AbstractMap<java.lang.String, V>
  minor version: 0
  major version: 59
  flags: flags: (0x0421) ACC_PUBLIC, ACC_SUPER, ACC_ABSTRACT
  this_class: sun.util.PreHashedMap
  super_class: java.util.AbstractMap
{
  private final int rows;
    descriptor: I
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

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

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

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

  private final java.lang.Object[] ht;
    descriptor: [Ljava/lang/Object;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  protected void <init>(int, int, int, int);
    descriptor: (IIII)V
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=2, locals=5, args_size=5
        start local 0 // sun.util.PreHashedMap this
        start local 1 // int rows
        start local 2 // int size
        start local 3 // int shift
        start local 4 // int mask
         0: .line 109
            aload 0 /* this */
            invokespecial java.util.AbstractMap.<init>:()V
         1: .line 110
            aload 0 /* this */
            iload 1 /* rows */
            putfield sun.util.PreHashedMap.rows:I
         2: .line 111
            aload 0 /* this */
            iload 2 /* size */
            putfield sun.util.PreHashedMap.size:I
         3: .line 112
            aload 0 /* this */
            iload 3 /* shift */
            putfield sun.util.PreHashedMap.shift:I
         4: .line 113
            aload 0 /* this */
            iload 4 /* mask */
            putfield sun.util.PreHashedMap.mask:I
         5: .line 114
            aload 0 /* this */
            iload 1 /* rows */
            anewarray java.lang.Object
            putfield sun.util.PreHashedMap.ht:[Ljava/lang/Object;
         6: .line 115
            aload 0 /* this */
            aload 0 /* this */
            getfield sun.util.PreHashedMap.ht:[Ljava/lang/Object;
            invokevirtual sun.util.PreHashedMap.init:([Ljava/lang/Object;)V
         7: .line 116
            return
        end local 4 // int mask
        end local 3 // int shift
        end local 2 // int size
        end local 1 // int rows
        end local 0 // sun.util.PreHashedMap this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    8     0   this  Lsun/util/PreHashedMap<TV;>;
            0    8     1   rows  I
            0    8     2   size  I
            0    8     3  shift  I
            0    8     4   mask  I
    MethodParameters:
       Name  Flags
      rows   
      size   
      shift  
      mask   

  protected abstract void init(java.lang.Object[]);
    descriptor: ([Ljava/lang/Object;)V
    flags: (0x0404) ACC_PROTECTED, ACC_ABSTRACT
    MethodParameters:
      Name  Flags
      ht    

  private V toV();
    descriptor: (Ljava/lang/Object;)Ljava/lang/Object;
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=1, locals=2, args_size=2
        start local 0 // sun.util.PreHashedMap this
        start local 1 // java.lang.Object x
         0: .line 130
            aload 1 /* x */
            areturn
        end local 1 // java.lang.Object x
        end local 0 // sun.util.PreHashedMap this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lsun/util/PreHashedMap<TV;>;
            0    1     1     x  Ljava/lang/Object;
    Signature: (Ljava/lang/Object;)TV;
    MethodParameters:
      Name  Flags
      x     

  public V get();
    descriptor: (Ljava/lang/Object;)Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=4, args_size=2
        start local 0 // sun.util.PreHashedMap this
        start local 1 // java.lang.Object k
         0: .line 134
            aload 1 /* k */
            invokevirtual java.lang.Object.hashCode:()I
            aload 0 /* this */
            getfield sun.util.PreHashedMap.shift:I
            ishr
            aload 0 /* this */
            getfield sun.util.PreHashedMap.mask:I
            iand
            istore 2 /* h */
        start local 2 // int h
         1: .line 135
            aload 0 /* this */
            getfield sun.util.PreHashedMap.ht:[Ljava/lang/Object;
            iload 2 /* h */
            aaload
            checkcast java.lang.Object[]
            astore 3 /* a */
        start local 3 // java.lang.Object[] a
         2: .line 136
            aload 3 /* a */
            ifnonnull 3
            aconst_null
            areturn
         3: .line 138
      StackMap locals: int java.lang.Object[]
      StackMap stack:
            aload 3 /* a */
            iconst_0
            aaload
            aload 1 /* k */
            invokevirtual java.lang.Object.equals:(Ljava/lang/Object;)Z
            ifeq 5
         4: .line 139
            aload 0 /* this */
            aload 3 /* a */
            iconst_1
            aaload
            invokevirtual sun.util.PreHashedMap.toV:(Ljava/lang/Object;)Ljava/lang/Object;
            areturn
         5: .line 140
      StackMap locals:
      StackMap stack:
            aload 3 /* a */
            arraylength
            iconst_3
            if_icmpge 7
         6: .line 141
            aconst_null
            areturn
         7: .line 142
      StackMap locals:
      StackMap stack:
            aload 3 /* a */
            iconst_2
            aaload
            checkcast java.lang.Object[]
            astore 3 /* a */
         8: .line 137
            goto 3
        end local 3 // java.lang.Object[] a
        end local 2 // int h
        end local 1 // java.lang.Object k
        end local 0 // sun.util.PreHashedMap this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    9     0  this  Lsun/util/PreHashedMap<TV;>;
            0    9     1     k  Ljava/lang/Object;
            1    9     2     h  I
            2    9     3     a  [Ljava/lang/Object;
    Signature: (Ljava/lang/Object;)TV;
    MethodParameters:
      Name  Flags
      k     

  public V put(java.lang.String, );
    descriptor: (Ljava/lang/String;Ljava/lang/Object;)Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=6, args_size=3
        start local 0 // sun.util.PreHashedMap this
        start local 1 // java.lang.String k
        start local 2 // java.lang.Object v
         0: .line 151
            aload 1 /* k */
            invokevirtual java.lang.String.hashCode:()I
            aload 0 /* this */
            getfield sun.util.PreHashedMap.shift:I
            ishr
            aload 0 /* this */
            getfield sun.util.PreHashedMap.mask:I
            iand
            istore 3 /* h */
        start local 3 // int h
         1: .line 152
            aload 0 /* this */
            getfield sun.util.PreHashedMap.ht:[Ljava/lang/Object;
            iload 3 /* h */
            aaload
            checkcast java.lang.Object[]
            astore 4 /* a */
        start local 4 // java.lang.Object[] a
         2: .line 153
            aload 4 /* a */
            ifnonnull 4
         3: .line 154
            new java.lang.UnsupportedOperationException
            dup
            aload 1 /* k */
            invokespecial java.lang.UnsupportedOperationException.<init>:(Ljava/lang/String;)V
            athrow
         4: .line 156
      StackMap locals: int java.lang.Object[]
      StackMap stack:
            aload 4 /* a */
            iconst_0
            aaload
            aload 1 /* k */
            invokevirtual java.lang.Object.equals:(Ljava/lang/Object;)Z
            ifeq 8
         5: .line 157
            aload 0 /* this */
            aload 4 /* a */
            iconst_1
            aaload
            invokevirtual sun.util.PreHashedMap.toV:(Ljava/lang/Object;)Ljava/lang/Object;
            astore 5 /* ov */
        start local 5 // java.lang.Object ov
         6: .line 158
            aload 4 /* a */
            iconst_1
            aload 2 /* v */
            aastore
         7: .line 159
            aload 5 /* ov */
            areturn
        end local 5 // java.lang.Object ov
         8: .line 161
      StackMap locals:
      StackMap stack:
            aload 4 /* a */
            arraylength
            iconst_3
            if_icmpge 10
         9: .line 162
            new java.lang.UnsupportedOperationException
            dup
            aload 1 /* k */
            invokespecial java.lang.UnsupportedOperationException.<init>:(Ljava/lang/String;)V
            athrow
        10: .line 163
      StackMap locals:
      StackMap stack:
            aload 4 /* a */
            iconst_2
            aaload
            checkcast java.lang.Object[]
            astore 4 /* a */
        11: .line 155
            goto 4
        end local 4 // java.lang.Object[] a
        end local 3 // int h
        end local 2 // java.lang.Object v
        end local 1 // java.lang.String k
        end local 0 // sun.util.PreHashedMap this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   12     0  this  Lsun/util/PreHashedMap<TV;>;
            0   12     1     k  Ljava/lang/String;
            0   12     2     v  TV;
            1   12     3     h  I
            2   12     4     a  [Ljava/lang/Object;
            6    8     5    ov  TV;
    Signature: (Ljava/lang/String;TV;)TV;
    MethodParameters:
      Name  Flags
      k     
      v     

  public java.util.Set<java.lang.String> keySet();
    descriptor: ()Ljava/util/Set;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // sun.util.PreHashedMap this
         0: .line 168
            new sun.util.PreHashedMap$1
            dup
            aload 0 /* this */
            invokespecial sun.util.PreHashedMap$1.<init>:(Lsun/util/PreHashedMap;)V
            areturn
        end local 0 // sun.util.PreHashedMap this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lsun/util/PreHashedMap<TV;>;
    Signature: ()Ljava/util/Set<Ljava/lang/String;>;

  public java.util.Set<java.util.Map$Entry<java.lang.String, V>> entrySet();
    descriptor: ()Ljava/util/Set;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // sun.util.PreHashedMap this
         0: .line 230
            new sun.util.PreHashedMap$2
            dup
            aload 0 /* this */
            invokespecial sun.util.PreHashedMap$2.<init>:(Lsun/util/PreHashedMap;)V
            areturn
        end local 0 // sun.util.PreHashedMap this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lsun/util/PreHashedMap<TV;>;
    Signature: ()Ljava/util/Set<Ljava/util/Map$Entry<Ljava/lang/String;TV;>;>;

  public java.lang.Object put(java.lang.Object, java.lang.Object);
    descriptor: (Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
    flags: (0x1041) ACC_PUBLIC, ACC_BRIDGE, ACC_SYNTHETIC
    Code:
      stack=3, locals=3, args_size=3
         0: .line 1
            aload 0
            aload 1
            checkcast java.lang.String
            aload 2
            checkcast java.lang.Object
            invokevirtual sun.util.PreHashedMap.put:(Ljava/lang/String;Ljava/lang/Object;)Ljava/lang/Object;
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature
}
Signature: <V:Ljava/lang/Object;>Ljava/util/AbstractMap<Ljava/lang/String;TV;>;
SourceFile: "PreHashedMap.java"
NestMembers:
  sun.util.PreHashedMap$1  sun.util.PreHashedMap$1$1  sun.util.PreHashedMap$2  sun.util.PreHashedMap$2$1  sun.util.PreHashedMap$2$1$1
InnerClasses:
  public abstract Entry = java.util.Map$Entry of java.util.Map
  sun.util.PreHashedMap$1
  sun.util.PreHashedMap$2