com.google.guava/guava/25.1-jre : com/google/common/hash/HashCode.class

HashCode
https://github.com/google/guava/guava: Guava is a suite of core and expanded libraries that include utility classes, google's collections, io classes, and much much more.
The Apache Software License, Version 2.0
Kevin Bourrillion (Google)
public abstract class com.google.common.hash.HashCode
  minor version: 0
  major version: 59
  flags: flags: (0x0421) ACC_PUBLIC, ACC_SUPER, ACC_ABSTRACT
  this_class: com.google.common.hash.HashCode
  super_class: java.lang.Object
{
  private static final char[] hexDigits;
    descriptor: [C
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=1, locals=0, args_size=0
         0: .line 422
            ldc "0123456789abcdef"
            invokevirtual java.lang.String.toCharArray:()[C
            putstatic com.google.common.hash.HashCode.hexDigits:[C
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  void <init>();
    descriptor: ()V
    flags: (0x0000) 
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.google.common.hash.HashCode this
         0: .line 38
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
            return
        end local 0 // com.google.common.hash.HashCode this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/google/common/hash/HashCode;

  public abstract int bits();
    descriptor: ()I
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT

  public abstract int asInt();
    descriptor: ()I
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT

  public abstract long asLong();
    descriptor: ()J
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT

  public abstract long padToLong();
    descriptor: ()J
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT

  public abstract byte[] asBytes();
    descriptor: ()[B
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT

  public int writeBytesTo(byte[], int, int);
    descriptor: ([BII)I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=4, args_size=4
        start local 0 // com.google.common.hash.HashCode this
        start local 1 // byte[] dest
        start local 2 // int offset
        start local 3 // int maxLength
         0: .line 87
            iconst_2
            newarray 10
            dup
            iconst_0
            iload 3 /* maxLength */
            iastore
            dup
            iconst_1
            aload 0 /* this */
            invokevirtual com.google.common.hash.HashCode.bits:()I
            bipush 8
            idiv
            iastore
            invokestatic com.google.common.primitives.Ints.min:([I)I
            istore 3 /* maxLength */
         1: .line 88
            iload 2 /* offset */
            iload 2 /* offset */
            iload 3 /* maxLength */
            iadd
            aload 1 /* dest */
            arraylength
            invokestatic com.google.common.base.Preconditions.checkPositionIndexes:(III)V
         2: .line 89
            aload 0 /* this */
            aload 1 /* dest */
            iload 2 /* offset */
            iload 3 /* maxLength */
            invokevirtual com.google.common.hash.HashCode.writeBytesToImpl:([BII)V
         3: .line 90
            iload 3 /* maxLength */
            ireturn
        end local 3 // int maxLength
        end local 2 // int offset
        end local 1 // byte[] dest
        end local 0 // com.google.common.hash.HashCode this
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0    4     0       this  Lcom/google/common/hash/HashCode;
            0    4     1       dest  [B
            0    4     2     offset  I
            0    4     3  maxLength  I
    RuntimeInvisibleAnnotations: 
      com.google.errorprone.annotations.CanIgnoreReturnValue()
    MethodParameters:
           Name  Flags
      dest       
      offset     
      maxLength  

  abstract void writeBytesToImpl(byte[], int, int);
    descriptor: ([BII)V
    flags: (0x0400) ACC_ABSTRACT
    MethodParameters:
           Name  Flags
      dest       
      offset     
      maxLength  

  byte[] getBytesInternal();
    descriptor: ()[B
    flags: (0x0000) 
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.google.common.hash.HashCode this
         0: .line 101
            aload 0 /* this */
            invokevirtual com.google.common.hash.HashCode.asBytes:()[B
            areturn
        end local 0 // com.google.common.hash.HashCode this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/google/common/hash/HashCode;

  abstract boolean equalsSameBits(com.google.common.hash.HashCode);
    descriptor: (Lcom/google/common/hash/HashCode;)Z
    flags: (0x0400) ACC_ABSTRACT
    MethodParameters:
      Name  Flags
      that  

  public static com.google.common.hash.HashCode fromInt(int);
    descriptor: (I)Lcom/google/common/hash/HashCode;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // int hash
         0: .line 117
            new com.google.common.hash.HashCode$IntHashCode
            dup
            iload 0 /* hash */
            invokespecial com.google.common.hash.HashCode$IntHashCode.<init>:(I)V
            areturn
        end local 0 // int hash
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  hash  I
    MethodParameters:
      Name  Flags
      hash  

  public static com.google.common.hash.HashCode fromLong(long);
    descriptor: (J)Lcom/google/common/hash/HashCode;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=4, locals=2, args_size=1
        start local 0 // long hash
         0: .line 174
            new com.google.common.hash.HashCode$LongHashCode
            dup
            lload 0 /* hash */
            invokespecial com.google.common.hash.HashCode$LongHashCode.<init>:(J)V
            areturn
        end local 0 // long hash
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  hash  J
    MethodParameters:
      Name  Flags
      hash  

  public static com.google.common.hash.HashCode fromBytes(byte[]);
    descriptor: ([B)Lcom/google/common/hash/HashCode;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // byte[] bytes
         0: .line 240
            aload 0 /* bytes */
            arraylength
            iconst_1
            if_icmplt 1
            iconst_1
            goto 2
      StackMap locals:
      StackMap stack:
         1: iconst_0
      StackMap locals:
      StackMap stack: int
         2: ldc "A HashCode must contain at least 1 byte."
            invokestatic com.google.common.base.Preconditions.checkArgument:(ZLjava/lang/Object;)V
         3: .line 241
            aload 0 /* bytes */
            invokevirtual byte[].clone:()Ljava/lang/Object;
            checkcast byte[]
            invokestatic com.google.common.hash.HashCode.fromBytesNoCopy:([B)Lcom/google/common/hash/HashCode;
            areturn
        end local 0 // byte[] bytes
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    4     0  bytes  [B
    MethodParameters:
       Name  Flags
      bytes  

  static com.google.common.hash.HashCode fromBytesNoCopy(byte[]);
    descriptor: ([B)Lcom/google/common/hash/HashCode;
    flags: (0x0008) ACC_STATIC
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // byte[] bytes
         0: .line 249
            new com.google.common.hash.HashCode$BytesHashCode
            dup
            aload 0 /* bytes */
            invokespecial com.google.common.hash.HashCode$BytesHashCode.<init>:([B)V
            areturn
        end local 0 // byte[] bytes
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    1     0  bytes  [B
    MethodParameters:
       Name  Flags
      bytes  

  public static com.google.common.hash.HashCode fromString(java.lang.String);
    descriptor: (Ljava/lang/String;)Lcom/google/common/hash/HashCode;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=4, locals=5, args_size=1
        start local 0 // java.lang.String string
         0: .line 339
            aload 0 /* string */
            invokevirtual java.lang.String.length:()I
            iconst_2
            if_icmplt 1
            iconst_1
            goto 2
      StackMap locals:
      StackMap stack:
         1: iconst_0
      StackMap locals:
      StackMap stack: int
         2: ldc "input string (%s) must have at least 2 characters"
            aload 0 /* string */
         3: .line 338
            invokestatic com.google.common.base.Preconditions.checkArgument:(ZLjava/lang/String;Ljava/lang/Object;)V
         4: .line 341
            aload 0 /* string */
            invokevirtual java.lang.String.length:()I
            iconst_2
            irem
            ifne 5
            iconst_1
            goto 6
      StackMap locals:
      StackMap stack:
         5: iconst_0
         6: .line 342
      StackMap locals:
      StackMap stack: int
            ldc "input string (%s) must have an even number of characters"
         7: .line 343
            aload 0 /* string */
         8: .line 340
            invokestatic com.google.common.base.Preconditions.checkArgument:(ZLjava/lang/String;Ljava/lang/Object;)V
         9: .line 345
            aload 0 /* string */
            invokevirtual java.lang.String.length:()I
            iconst_2
            idiv
            newarray 8
            astore 1 /* bytes */
        start local 1 // byte[] bytes
        10: .line 346
            iconst_0
            istore 2 /* i */
        start local 2 // int i
        11: goto 16
        12: .line 347
      StackMap locals: byte[] int
      StackMap stack:
            aload 0 /* string */
            iload 2 /* i */
            invokevirtual java.lang.String.charAt:(I)C
            invokestatic com.google.common.hash.HashCode.decode:(C)I
            iconst_4
            ishl
            istore 3 /* ch1 */
        start local 3 // int ch1
        13: .line 348
            aload 0 /* string */
            iload 2 /* i */
            iconst_1
            iadd
            invokevirtual java.lang.String.charAt:(I)C
            invokestatic com.google.common.hash.HashCode.decode:(C)I
            istore 4 /* ch2 */
        start local 4 // int ch2
        14: .line 349
            aload 1 /* bytes */
            iload 2 /* i */
            iconst_2
            idiv
            iload 3 /* ch1 */
            iload 4 /* ch2 */
            iadd
            i2b
            bastore
        end local 4 // int ch2
        end local 3 // int ch1
        15: .line 346
            iinc 2 /* i */ 2
      StackMap locals:
      StackMap stack:
        16: iload 2 /* i */
            aload 0 /* string */
            invokevirtual java.lang.String.length:()I
            if_icmplt 12
        end local 2 // int i
        17: .line 351
            aload 1 /* bytes */
            invokestatic com.google.common.hash.HashCode.fromBytesNoCopy:([B)Lcom/google/common/hash/HashCode;
            areturn
        end local 1 // byte[] bytes
        end local 0 // java.lang.String string
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0   18     0  string  Ljava/lang/String;
           10   18     1   bytes  [B
           11   17     2       i  I
           13   15     3     ch1  I
           14   15     4     ch2  I
    MethodParameters:
        Name  Flags
      string  

  private static int decode(char);
    descriptor: (C)I
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=5, locals=1, args_size=1
        start local 0 // char ch
         0: .line 355
            iload 0 /* ch */
            bipush 48
            if_icmplt 2
            iload 0 /* ch */
            bipush 57
            if_icmpgt 2
         1: .line 356
            iload 0 /* ch */
            bipush 48
            isub
            ireturn
         2: .line 358
      StackMap locals:
      StackMap stack:
            iload 0 /* ch */
            bipush 97
            if_icmplt 4
            iload 0 /* ch */
            bipush 102
            if_icmpgt 4
         3: .line 359
            iload 0 /* ch */
            bipush 97
            isub
            bipush 10
            iadd
            ireturn
         4: .line 361
      StackMap locals:
      StackMap stack:
            new java.lang.IllegalArgumentException
            dup
            new java.lang.StringBuilder
            dup
            ldc "Illegal hexadecimal character: "
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            iload 0 /* ch */
            invokevirtual java.lang.StringBuilder.append:(C)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
        end local 0 // char ch
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    5     0    ch  C
    MethodParameters:
      Name  Flags
      ch    

  public final boolean equals(java.lang.Object);
    descriptor: (Ljava/lang/Object;)Z
    flags: (0x0011) ACC_PUBLIC, ACC_FINAL
    Code:
      stack=2, locals=3, args_size=2
        start local 0 // com.google.common.hash.HashCode this
        start local 1 // java.lang.Object object
         0: .line 373
            aload 1 /* object */
            instanceof com.google.common.hash.HashCode
            ifeq 4
         1: .line 374
            aload 1 /* object */
            checkcast com.google.common.hash.HashCode
            astore 2 /* that */
        start local 2 // com.google.common.hash.HashCode that
         2: .line 375
            aload 0 /* this */
            invokevirtual com.google.common.hash.HashCode.bits:()I
            aload 2 /* that */
            invokevirtual com.google.common.hash.HashCode.bits:()I
            if_icmpne 3
            aload 0 /* this */
            aload 2 /* that */
            invokevirtual com.google.common.hash.HashCode.equalsSameBits:(Lcom/google/common/hash/HashCode;)Z
            ifeq 3
            iconst_1
            ireturn
      StackMap locals: com.google.common.hash.HashCode
      StackMap stack:
         3: iconst_0
            ireturn
        end local 2 // com.google.common.hash.HashCode that
         4: .line 377
      StackMap locals:
      StackMap stack:
            iconst_0
            ireturn
        end local 1 // java.lang.Object object
        end local 0 // com.google.common.hash.HashCode this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    5     0    this  Lcom/google/common/hash/HashCode;
            0    5     1  object  Ljava/lang/Object;
            2    4     2    that  Lcom/google/common/hash/HashCode;
    RuntimeVisibleTypeAnnotations: 
      METHOD_FORMAL_PARAMETER
        org.checkerframework.checker.nullness.qual.Nullable()
    MethodParameters:
        Name  Flags
      object  

  public final int hashCode();
    descriptor: ()I
    flags: (0x0011) ACC_PUBLIC, ACC_FINAL
    Code:
      stack=4, locals=4, args_size=1
        start local 0 // com.google.common.hash.HashCode this
         0: .line 389
            aload 0 /* this */
            invokevirtual com.google.common.hash.HashCode.bits:()I
            bipush 32
            if_icmplt 2
         1: .line 390
            aload 0 /* this */
            invokevirtual com.google.common.hash.HashCode.asInt:()I
            ireturn
         2: .line 393
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            invokevirtual com.google.common.hash.HashCode.getBytesInternal:()[B
            astore 1 /* bytes */
        start local 1 // byte[] bytes
         3: .line 394
            aload 1 /* bytes */
            iconst_0
            baload
            sipush 255
            iand
            istore 2 /* val */
        start local 2 // int val
         4: .line 395
            iconst_1
            istore 3 /* i */
        start local 3 // int i
         5: goto 8
         6: .line 396
      StackMap locals: byte[] int int
      StackMap stack:
            iload 2 /* val */
            aload 1 /* bytes */
            iload 3 /* i */
            baload
            sipush 255
            iand
            iload 3 /* i */
            bipush 8
            imul
            ishl
            ior
            istore 2 /* val */
         7: .line 395
            iinc 3 /* i */ 1
      StackMap locals:
      StackMap stack:
         8: iload 3 /* i */
            aload 1 /* bytes */
            arraylength
            if_icmplt 6
        end local 3 // int i
         9: .line 398
            iload 2 /* val */
            ireturn
        end local 2 // int val
        end local 1 // byte[] bytes
        end local 0 // com.google.common.hash.HashCode this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0   10     0   this  Lcom/google/common/hash/HashCode;
            3   10     1  bytes  [B
            4   10     2    val  I
            5    9     3      i  I

  public final java.lang.String toString();
    descriptor: ()Ljava/lang/String;
    flags: (0x0011) ACC_PUBLIC, ACC_FINAL
    Code:
      stack=4, locals=7, args_size=1
        start local 0 // com.google.common.hash.HashCode this
         0: .line 414
            aload 0 /* this */
            invokevirtual com.google.common.hash.HashCode.getBytesInternal:()[B
            astore 1 /* bytes */
        start local 1 // byte[] bytes
         1: .line 415
            new java.lang.StringBuilder
            dup
            iconst_2
            aload 1 /* bytes */
            arraylength
            imul
            invokespecial java.lang.StringBuilder.<init>:(I)V
            astore 2 /* sb */
        start local 2 // java.lang.StringBuilder sb
         2: .line 416
            aload 1 /* bytes */
            dup
            astore 6
            arraylength
            istore 5
            iconst_0
            istore 4
            goto 6
      StackMap locals: com.google.common.hash.HashCode byte[] java.lang.StringBuilder top int int byte[]
      StackMap stack:
         3: aload 6
            iload 4
            baload
            istore 3 /* b */
        start local 3 // byte b
         4: .line 417
            aload 2 /* sb */
            getstatic com.google.common.hash.HashCode.hexDigits:[C
            iload 3 /* b */
            iconst_4
            ishr
            bipush 15
            iand
            caload
            invokevirtual java.lang.StringBuilder.append:(C)Ljava/lang/StringBuilder;
            getstatic com.google.common.hash.HashCode.hexDigits:[C
            iload 3 /* b */
            bipush 15
            iand
            caload
            invokevirtual java.lang.StringBuilder.append:(C)Ljava/lang/StringBuilder;
            pop
        end local 3 // byte b
         5: .line 416
            iinc 4 1
      StackMap locals:
      StackMap stack:
         6: iload 4
            iload 5
            if_icmplt 3
         7: .line 419
            aload 2 /* sb */
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            areturn
        end local 2 // java.lang.StringBuilder sb
        end local 1 // byte[] bytes
        end local 0 // com.google.common.hash.HashCode this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    8     0   this  Lcom/google/common/hash/HashCode;
            1    8     1  bytes  [B
            2    8     2     sb  Ljava/lang/StringBuilder;
            4    5     3      b  B
}
SourceFile: "HashCode.java"
NestMembers:
  com.google.common.hash.HashCode$BytesHashCode  com.google.common.hash.HashCode$IntHashCode  com.google.common.hash.HashCode$LongHashCode
InnerClasses:
  private final BytesHashCode = com.google.common.hash.HashCode$BytesHashCode of com.google.common.hash.HashCode
  private final IntHashCode = com.google.common.hash.HashCode$IntHashCode of com.google.common.hash.HashCode
  private final LongHashCode = com.google.common.hash.HashCode$LongHashCode of com.google.common.hash.HashCode
    RuntimeInvisibleAnnotations: 
      com.google.common.annotations.Beta()
/

com.google.guava/ guava/ 25.1-jre/ com/google/common/hash/HashCode.class
