https://developers.google.com/protocol-buffers/protobuf-java/: Core Protocol Buffers library. Protocol Buffers are a way of encoding structured data in an efficient yet extensible format. 
final class com.google.protobuf.UnsafeUtil$JvmMemoryAccessor extends com.google.protobuf.UnsafeUtil$MemoryAccessor
  minor version: 0
  major version: 59
  flags: flags: (0x0030) ACC_FINAL, ACC_SUPER
  this_class: com.google.protobuf.UnsafeUtil$JvmMemoryAccessor
  super_class: com.google.protobuf.UnsafeUtil$MemoryAccessor
{
  void <init>(sun.misc.Unsafe);
    descriptor: (Lsun/misc/Unsafe;)V
    flags: (0x0000) 
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // com.google.protobuf.UnsafeUtil$JvmMemoryAccessor this
        start local 1 // sun.misc.Unsafe unsafe
         0: .line 619
            aload 0 /* this */
            aload 1 /* unsafe */
            invokespecial com.google.protobuf.UnsafeUtil$MemoryAccessor.<init>:(Lsun/misc/Unsafe;)V
         1: .line 620
            return
        end local 1 // sun.misc.Unsafe unsafe
        end local 0 // com.google.protobuf.UnsafeUtil$JvmMemoryAccessor this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    2     0    this  Lcom/google/protobuf/UnsafeUtil$JvmMemoryAccessor;
            0    2     1  unsafe  Lsun/misc/Unsafe;
    MethodParameters:
        Name  Flags
      unsafe  

  public byte getByte(long);
    descriptor: (J)B
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=3, args_size=2
        start local 0 // com.google.protobuf.UnsafeUtil$JvmMemoryAccessor this
        start local 1 // long address
         0: .line 624
            aload 0 /* this */
            getfield com.google.protobuf.UnsafeUtil$JvmMemoryAccessor.unsafe:Lsun/misc/Unsafe;
            lload 1 /* address */
            invokevirtual sun.misc.Unsafe.getByte:(J)B
            ireturn
        end local 1 // long address
        end local 0 // com.google.protobuf.UnsafeUtil$JvmMemoryAccessor this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    1     0     this  Lcom/google/protobuf/UnsafeUtil$JvmMemoryAccessor;
            0    1     1  address  J
    MethodParameters:
         Name  Flags
      address  

  public void putByte(long, byte);
    descriptor: (JB)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=4, args_size=3
        start local 0 // com.google.protobuf.UnsafeUtil$JvmMemoryAccessor this
        start local 1 // long address
        start local 3 // byte value
         0: .line 629
            aload 0 /* this */
            getfield com.google.protobuf.UnsafeUtil$JvmMemoryAccessor.unsafe:Lsun/misc/Unsafe;
            lload 1 /* address */
            iload 3 /* value */
            invokevirtual sun.misc.Unsafe.putByte:(JB)V
         1: .line 630
            return
        end local 3 // byte value
        end local 1 // long address
        end local 0 // com.google.protobuf.UnsafeUtil$JvmMemoryAccessor this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    2     0     this  Lcom/google/protobuf/UnsafeUtil$JvmMemoryAccessor;
            0    2     1  address  J
            0    2     3    value  B
    MethodParameters:
         Name  Flags
      address  
      value    

  public int getInt(long);
    descriptor: (J)I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=3, args_size=2
        start local 0 // com.google.protobuf.UnsafeUtil$JvmMemoryAccessor this
        start local 1 // long address
         0: .line 634
            aload 0 /* this */
            getfield com.google.protobuf.UnsafeUtil$JvmMemoryAccessor.unsafe:Lsun/misc/Unsafe;
            lload 1 /* address */
            invokevirtual sun.misc.Unsafe.getInt:(J)I
            ireturn
        end local 1 // long address
        end local 0 // com.google.protobuf.UnsafeUtil$JvmMemoryAccessor this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    1     0     this  Lcom/google/protobuf/UnsafeUtil$JvmMemoryAccessor;
            0    1     1  address  J
    MethodParameters:
         Name  Flags
      address  

  public void putInt(long, int);
    descriptor: (JI)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=4, args_size=3
        start local 0 // com.google.protobuf.UnsafeUtil$JvmMemoryAccessor this
        start local 1 // long address
        start local 3 // int value
         0: .line 639
            aload 0 /* this */
            getfield com.google.protobuf.UnsafeUtil$JvmMemoryAccessor.unsafe:Lsun/misc/Unsafe;
            lload 1 /* address */
            iload 3 /* value */
            invokevirtual sun.misc.Unsafe.putInt:(JI)V
         1: .line 640
            return
        end local 3 // int value
        end local 1 // long address
        end local 0 // com.google.protobuf.UnsafeUtil$JvmMemoryAccessor this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    2     0     this  Lcom/google/protobuf/UnsafeUtil$JvmMemoryAccessor;
            0    2     1  address  J
            0    2     3    value  I
    MethodParameters:
         Name  Flags
      address  
      value    

  public long getLong(long);
    descriptor: (J)J
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=3, args_size=2
        start local 0 // com.google.protobuf.UnsafeUtil$JvmMemoryAccessor this
        start local 1 // long address
         0: .line 644
            aload 0 /* this */
            getfield com.google.protobuf.UnsafeUtil$JvmMemoryAccessor.unsafe:Lsun/misc/Unsafe;
            lload 1 /* address */
            invokevirtual sun.misc.Unsafe.getLong:(J)J
            lreturn
        end local 1 // long address
        end local 0 // com.google.protobuf.UnsafeUtil$JvmMemoryAccessor this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    1     0     this  Lcom/google/protobuf/UnsafeUtil$JvmMemoryAccessor;
            0    1     1  address  J
    MethodParameters:
         Name  Flags
      address  

  public void putLong(long, long);
    descriptor: (JJ)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=5, args_size=3
        start local 0 // com.google.protobuf.UnsafeUtil$JvmMemoryAccessor this
        start local 1 // long address
        start local 3 // long value
         0: .line 649
            aload 0 /* this */
            getfield com.google.protobuf.UnsafeUtil$JvmMemoryAccessor.unsafe:Lsun/misc/Unsafe;
            lload 1 /* address */
            lload 3 /* value */
            invokevirtual sun.misc.Unsafe.putLong:(JJ)V
         1: .line 650
            return
        end local 3 // long value
        end local 1 // long address
        end local 0 // com.google.protobuf.UnsafeUtil$JvmMemoryAccessor this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0    2     0     this  Lcom/google/protobuf/UnsafeUtil$JvmMemoryAccessor;
            0    2     1  address  J
            0    2     3    value  J
    MethodParameters:
         Name  Flags
      address  
      value    

  public byte getByte(java.lang.Object, long);
    descriptor: (Ljava/lang/Object;J)B
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=4, args_size=3
        start local 0 // com.google.protobuf.UnsafeUtil$JvmMemoryAccessor this
        start local 1 // java.lang.Object target
        start local 2 // long offset
         0: .line 654
            aload 0 /* this */
            getfield com.google.protobuf.UnsafeUtil$JvmMemoryAccessor.unsafe:Lsun/misc/Unsafe;
            aload 1 /* target */
            lload 2 /* offset */
            invokevirtual sun.misc.Unsafe.getByte:(Ljava/lang/Object;J)B
            ireturn
        end local 2 // long offset
        end local 1 // java.lang.Object target
        end local 0 // com.google.protobuf.UnsafeUtil$JvmMemoryAccessor this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    1     0    this  Lcom/google/protobuf/UnsafeUtil$JvmMemoryAccessor;
            0    1     1  target  Ljava/lang/Object;
            0    1     2  offset  J
    MethodParameters:
        Name  Flags
      target  
      offset  

  public void putByte(java.lang.Object, long, byte);
    descriptor: (Ljava/lang/Object;JB)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=5, args_size=4
        start local 0 // com.google.protobuf.UnsafeUtil$JvmMemoryAccessor this
        start local 1 // java.lang.Object target
        start local 2 // long offset
        start local 4 // byte value
         0: .line 659
            aload 0 /* this */
            getfield com.google.protobuf.UnsafeUtil$JvmMemoryAccessor.unsafe:Lsun/misc/Unsafe;
            aload 1 /* target */
            lload 2 /* offset */
            iload 4 /* value */
            invokevirtual sun.misc.Unsafe.putByte:(Ljava/lang/Object;JB)V
         1: .line 660
            return
        end local 4 // byte value
        end local 2 // long offset
        end local 1 // java.lang.Object target
        end local 0 // com.google.protobuf.UnsafeUtil$JvmMemoryAccessor this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    2     0    this  Lcom/google/protobuf/UnsafeUtil$JvmMemoryAccessor;
            0    2     1  target  Ljava/lang/Object;
            0    2     2  offset  J
            0    2     4   value  B
    MethodParameters:
        Name  Flags
      target  
      offset  
      value   

  public boolean getBoolean(java.lang.Object, long);
    descriptor: (Ljava/lang/Object;J)Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=4, args_size=3
        start local 0 // com.google.protobuf.UnsafeUtil$JvmMemoryAccessor this
        start local 1 // java.lang.Object target
        start local 2 // long offset
         0: .line 664
            aload 0 /* this */
            getfield com.google.protobuf.UnsafeUtil$JvmMemoryAccessor.unsafe:Lsun/misc/Unsafe;
            aload 1 /* target */
            lload 2 /* offset */
            invokevirtual sun.misc.Unsafe.getBoolean:(Ljava/lang/Object;J)Z
            ireturn
        end local 2 // long offset
        end local 1 // java.lang.Object target
        end local 0 // com.google.protobuf.UnsafeUtil$JvmMemoryAccessor this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    1     0    this  Lcom/google/protobuf/UnsafeUtil$JvmMemoryAccessor;
            0    1     1  target  Ljava/lang/Object;
            0    1     2  offset  J
    MethodParameters:
        Name  Flags
      target  
      offset  

  public void putBoolean(java.lang.Object, long, boolean);
    descriptor: (Ljava/lang/Object;JZ)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=5, args_size=4
        start local 0 // com.google.protobuf.UnsafeUtil$JvmMemoryAccessor this
        start local 1 // java.lang.Object target
        start local 2 // long offset
        start local 4 // boolean value
         0: .line 669
            aload 0 /* this */
            getfield com.google.protobuf.UnsafeUtil$JvmMemoryAccessor.unsafe:Lsun/misc/Unsafe;
            aload 1 /* target */
            lload 2 /* offset */
            iload 4 /* value */
            invokevirtual sun.misc.Unsafe.putBoolean:(Ljava/lang/Object;JZ)V
         1: .line 670
            return
        end local 4 // boolean value
        end local 2 // long offset
        end local 1 // java.lang.Object target
        end local 0 // com.google.protobuf.UnsafeUtil$JvmMemoryAccessor this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    2     0    this  Lcom/google/protobuf/UnsafeUtil$JvmMemoryAccessor;
            0    2     1  target  Ljava/lang/Object;
            0    2     2  offset  J
            0    2     4   value  Z
    MethodParameters:
        Name  Flags
      target  
      offset  
      value   

  public float getFloat(java.lang.Object, long);
    descriptor: (Ljava/lang/Object;J)F
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=4, args_size=3
        start local 0 // com.google.protobuf.UnsafeUtil$JvmMemoryAccessor this
        start local 1 // java.lang.Object target
        start local 2 // long offset
         0: .line 674
            aload 0 /* this */
            getfield com.google.protobuf.UnsafeUtil$JvmMemoryAccessor.unsafe:Lsun/misc/Unsafe;
            aload 1 /* target */
            lload 2 /* offset */
            invokevirtual sun.misc.Unsafe.getFloat:(Ljava/lang/Object;J)F
            freturn
        end local 2 // long offset
        end local 1 // java.lang.Object target
        end local 0 // com.google.protobuf.UnsafeUtil$JvmMemoryAccessor this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    1     0    this  Lcom/google/protobuf/UnsafeUtil$JvmMemoryAccessor;
            0    1     1  target  Ljava/lang/Object;
            0    1     2  offset  J
    MethodParameters:
        Name  Flags
      target  
      offset  

  public void putFloat(java.lang.Object, long, float);
    descriptor: (Ljava/lang/Object;JF)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=5, locals=5, args_size=4
        start local 0 // com.google.protobuf.UnsafeUtil$JvmMemoryAccessor this
        start local 1 // java.lang.Object target
        start local 2 // long offset
        start local 4 // float value
         0: .line 679
            aload 0 /* this */
            getfield com.google.protobuf.UnsafeUtil$JvmMemoryAccessor.unsafe:Lsun/misc/Unsafe;
            aload 1 /* target */
            lload 2 /* offset */
            fload 4 /* value */
            invokevirtual sun.misc.Unsafe.putFloat:(Ljava/lang/Object;JF)V
         1: .line 680
            return
        end local 4 // float value
        end local 2 // long offset
        end local 1 // java.lang.Object target
        end local 0 // com.google.protobuf.UnsafeUtil$JvmMemoryAccessor this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    2     0    this  Lcom/google/protobuf/UnsafeUtil$JvmMemoryAccessor;
            0    2     1  target  Ljava/lang/Object;
            0    2     2  offset  J
            0    2     4   value  F
    MethodParameters:
        Name  Flags
      target  
      offset  
      value   

  public double getDouble(java.lang.Object, long);
    descriptor: (Ljava/lang/Object;J)D
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=4, args_size=3
        start local 0 // com.google.protobuf.UnsafeUtil$JvmMemoryAccessor this
        start local 1 // java.lang.Object target
        start local 2 // long offset
         0: .line 684
            aload 0 /* this */
            getfield com.google.protobuf.UnsafeUtil$JvmMemoryAccessor.unsafe:Lsun/misc/Unsafe;
            aload 1 /* target */
            lload 2 /* offset */
            invokevirtual sun.misc.Unsafe.getDouble:(Ljava/lang/Object;J)D
            dreturn
        end local 2 // long offset
        end local 1 // java.lang.Object target
        end local 0 // com.google.protobuf.UnsafeUtil$JvmMemoryAccessor this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    1     0    this  Lcom/google/protobuf/UnsafeUtil$JvmMemoryAccessor;
            0    1     1  target  Ljava/lang/Object;
            0    1     2  offset  J
    MethodParameters:
        Name  Flags
      target  
      offset  

  public void putDouble(java.lang.Object, long, double);
    descriptor: (Ljava/lang/Object;JD)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=6, locals=6, args_size=4
        start local 0 // com.google.protobuf.UnsafeUtil$JvmMemoryAccessor this
        start local 1 // java.lang.Object target
        start local 2 // long offset
        start local 4 // double value
         0: .line 689
            aload 0 /* this */
            getfield com.google.protobuf.UnsafeUtil$JvmMemoryAccessor.unsafe:Lsun/misc/Unsafe;
            aload 1 /* target */
            lload 2 /* offset */
            dload 4 /* value */
            invokevirtual sun.misc.Unsafe.putDouble:(Ljava/lang/Object;JD)V
         1: .line 690
            return
        end local 4 // double value
        end local 2 // long offset
        end local 1 // java.lang.Object target
        end local 0 // com.google.protobuf.UnsafeUtil$JvmMemoryAccessor this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    2     0    this  Lcom/google/protobuf/UnsafeUtil$JvmMemoryAccessor;
            0    2     1  target  Ljava/lang/Object;
            0    2     2  offset  J
            0    2     4   value  D
    MethodParameters:
        Name  Flags
      target  
      offset  
      value   

  public void copyMemory(long, byte[], long, long);
    descriptor: (J[BJJ)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=9, locals=8, args_size=5
        start local 0 // com.google.protobuf.UnsafeUtil$JvmMemoryAccessor this
        start local 1 // long srcOffset
        start local 3 // byte[] target
        start local 4 // long targetIndex
        start local 6 // long length
         0: .line 694
            aload 0 /* this */
            getfield com.google.protobuf.UnsafeUtil$JvmMemoryAccessor.unsafe:Lsun/misc/Unsafe;
            aconst_null
            lload 1 /* srcOffset */
            aload 3 /* target */
            getstatic com.google.protobuf.UnsafeUtil.BYTE_ARRAY_BASE_OFFSET:J
            lload 4 /* targetIndex */
            ladd
            lload 6 /* length */
            invokevirtual sun.misc.Unsafe.copyMemory:(Ljava/lang/Object;JLjava/lang/Object;JJ)V
         1: .line 695
            return
        end local 6 // long length
        end local 4 // long targetIndex
        end local 3 // byte[] target
        end local 1 // long srcOffset
        end local 0 // com.google.protobuf.UnsafeUtil$JvmMemoryAccessor this
      LocalVariableTable:
        Start  End  Slot         Name  Signature
            0    2     0         this  Lcom/google/protobuf/UnsafeUtil$JvmMemoryAccessor;
            0    2     1    srcOffset  J
            0    2     3       target  [B
            0    2     4  targetIndex  J
            0    2     6       length  J
    MethodParameters:
             Name  Flags
      srcOffset    
      target       
      targetIndex  
      length       

  public void copyMemory(byte[], long, long, long);
    descriptor: ([BJJJ)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=9, locals=8, args_size=5
        start local 0 // com.google.protobuf.UnsafeUtil$JvmMemoryAccessor this
        start local 1 // byte[] src
        start local 2 // long srcIndex
        start local 4 // long targetOffset
        start local 6 // long length
         0: .line 699
            aload 0 /* this */
            getfield com.google.protobuf.UnsafeUtil$JvmMemoryAccessor.unsafe:Lsun/misc/Unsafe;
            aload 1 /* src */
            getstatic com.google.protobuf.UnsafeUtil.BYTE_ARRAY_BASE_OFFSET:J
            lload 2 /* srcIndex */
            ladd
            aconst_null
            lload 4 /* targetOffset */
            lload 6 /* length */
            invokevirtual sun.misc.Unsafe.copyMemory:(Ljava/lang/Object;JLjava/lang/Object;JJ)V
         1: .line 700
            return
        end local 6 // long length
        end local 4 // long targetOffset
        end local 2 // long srcIndex
        end local 1 // byte[] src
        end local 0 // com.google.protobuf.UnsafeUtil$JvmMemoryAccessor this
      LocalVariableTable:
        Start  End  Slot          Name  Signature
            0    2     0          this  Lcom/google/protobuf/UnsafeUtil$JvmMemoryAccessor;
            0    2     1           src  [B
            0    2     2      srcIndex  J
            0    2     4  targetOffset  J
            0    2     6        length  J
    MethodParameters:
              Name  Flags
      src           
      srcIndex      
      targetOffset  
      length        

  public java.lang.Object getStaticObject(java.lang.reflect.Field);
    descriptor: (Ljava/lang/reflect/Field;)Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=4, locals=2, args_size=2
        start local 0 // com.google.protobuf.UnsafeUtil$JvmMemoryAccessor this
        start local 1 // java.lang.reflect.Field field
         0: .line 704
            aload 0 /* this */
            aload 0 /* this */
            getfield com.google.protobuf.UnsafeUtil$JvmMemoryAccessor.unsafe:Lsun/misc/Unsafe;
            aload 1 /* field */
            invokevirtual sun.misc.Unsafe.staticFieldBase:(Ljava/lang/reflect/Field;)Ljava/lang/Object;
            aload 0 /* this */
            getfield com.google.protobuf.UnsafeUtil$JvmMemoryAccessor.unsafe:Lsun/misc/Unsafe;
            aload 1 /* field */
            invokevirtual sun.misc.Unsafe.staticFieldOffset:(Ljava/lang/reflect/Field;)J
            invokevirtual com.google.protobuf.UnsafeUtil$JvmMemoryAccessor.getObject:(Ljava/lang/Object;J)Ljava/lang/Object;
            areturn
        end local 1 // java.lang.reflect.Field field
        end local 0 // com.google.protobuf.UnsafeUtil$JvmMemoryAccessor this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    1     0   this  Lcom/google/protobuf/UnsafeUtil$JvmMemoryAccessor;
            0    1     1  field  Ljava/lang/reflect/Field;
    MethodParameters:
       Name  Flags
      field  
}
SourceFile: "UnsafeUtil.java"
NestHost: com.google.protobuf.UnsafeUtil
InnerClasses:
  private final JvmMemoryAccessor = com.google.protobuf.UnsafeUtil$JvmMemoryAccessor of com.google.protobuf.UnsafeUtil
  private abstract MemoryAccessor = com.google.protobuf.UnsafeUtil$MemoryAccessor of com.google.protobuf.UnsafeUtil