http://netty.io/netty-all/: Netty is an asynchronous event-driven network application framework for rapid development of maintainable high performance protocol servers and clients. (The Netty Project) 
public final class io.netty.channel.PreferHeapByteBufAllocator implements io.netty.buffer.ByteBufAllocator
  minor version: 0
  major version: 59
  flags: flags: (0x0031) ACC_PUBLIC, ACC_FINAL, ACC_SUPER
  this_class: io.netty.channel.PreferHeapByteBufAllocator
  super_class: java.lang.Object
{
  private final io.netty.buffer.ByteBufAllocator allocator;
    descriptor: Lio/netty/buffer/ByteBufAllocator;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  public void <init>(io.netty.buffer.ByteBufAllocator);
    descriptor: (Lio/netty/buffer/ByteBufAllocator;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // io.netty.channel.PreferHeapByteBufAllocator this
        start local 1 // io.netty.buffer.ByteBufAllocator allocator
         0: .line 32
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 33
            aload 0 /* this */
            aload 1 /* allocator */
            ldc "allocator"
            invokestatic io.netty.util.internal.ObjectUtil.checkNotNull:(Ljava/lang/Object;Ljava/lang/String;)Ljava/lang/Object;
            checkcast io.netty.buffer.ByteBufAllocator
            putfield io.netty.channel.PreferHeapByteBufAllocator.allocator:Lio/netty/buffer/ByteBufAllocator;
         2: .line 34
            return
        end local 1 // io.netty.buffer.ByteBufAllocator allocator
        end local 0 // io.netty.channel.PreferHeapByteBufAllocator this
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0    3     0       this  Lio/netty/channel/PreferHeapByteBufAllocator;
            0    3     1  allocator  Lio/netty/buffer/ByteBufAllocator;
    MethodParameters:
           Name  Flags
      allocator  

  public io.netty.buffer.ByteBuf buffer();
    descriptor: ()Lio/netty/buffer/ByteBuf;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // io.netty.channel.PreferHeapByteBufAllocator this
         0: .line 38
            aload 0 /* this */
            getfield io.netty.channel.PreferHeapByteBufAllocator.allocator:Lio/netty/buffer/ByteBufAllocator;
            invokeinterface io.netty.buffer.ByteBufAllocator.heapBuffer:()Lio/netty/buffer/ByteBuf;
            areturn
        end local 0 // io.netty.channel.PreferHeapByteBufAllocator this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/channel/PreferHeapByteBufAllocator;

  public io.netty.buffer.ByteBuf buffer(int);
    descriptor: (I)Lio/netty/buffer/ByteBuf;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // io.netty.channel.PreferHeapByteBufAllocator this
        start local 1 // int initialCapacity
         0: .line 43
            aload 0 /* this */
            getfield io.netty.channel.PreferHeapByteBufAllocator.allocator:Lio/netty/buffer/ByteBufAllocator;
            iload 1 /* initialCapacity */
            invokeinterface io.netty.buffer.ByteBufAllocator.heapBuffer:(I)Lio/netty/buffer/ByteBuf;
            areturn
        end local 1 // int initialCapacity
        end local 0 // io.netty.channel.PreferHeapByteBufAllocator this
      LocalVariableTable:
        Start  End  Slot             Name  Signature
            0    1     0             this  Lio/netty/channel/PreferHeapByteBufAllocator;
            0    1     1  initialCapacity  I
    MethodParameters:
                 Name  Flags
      initialCapacity  

  public io.netty.buffer.ByteBuf buffer(int, int);
    descriptor: (II)Lio/netty/buffer/ByteBuf;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=3, args_size=3
        start local 0 // io.netty.channel.PreferHeapByteBufAllocator this
        start local 1 // int initialCapacity
        start local 2 // int maxCapacity
         0: .line 48
            aload 0 /* this */
            getfield io.netty.channel.PreferHeapByteBufAllocator.allocator:Lio/netty/buffer/ByteBufAllocator;
            iload 1 /* initialCapacity */
            iload 2 /* maxCapacity */
            invokeinterface io.netty.buffer.ByteBufAllocator.heapBuffer:(II)Lio/netty/buffer/ByteBuf;
            areturn
        end local 2 // int maxCapacity
        end local 1 // int initialCapacity
        end local 0 // io.netty.channel.PreferHeapByteBufAllocator this
      LocalVariableTable:
        Start  End  Slot             Name  Signature
            0    1     0             this  Lio/netty/channel/PreferHeapByteBufAllocator;
            0    1     1  initialCapacity  I
            0    1     2      maxCapacity  I
    MethodParameters:
                 Name  Flags
      initialCapacity  
      maxCapacity      

  public io.netty.buffer.ByteBuf ioBuffer();
    descriptor: ()Lio/netty/buffer/ByteBuf;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // io.netty.channel.PreferHeapByteBufAllocator this
         0: .line 53
            aload 0 /* this */
            getfield io.netty.channel.PreferHeapByteBufAllocator.allocator:Lio/netty/buffer/ByteBufAllocator;
            invokeinterface io.netty.buffer.ByteBufAllocator.heapBuffer:()Lio/netty/buffer/ByteBuf;
            areturn
        end local 0 // io.netty.channel.PreferHeapByteBufAllocator this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/channel/PreferHeapByteBufAllocator;

  public io.netty.buffer.ByteBuf ioBuffer(int);
    descriptor: (I)Lio/netty/buffer/ByteBuf;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // io.netty.channel.PreferHeapByteBufAllocator this
        start local 1 // int initialCapacity
         0: .line 58
            aload 0 /* this */
            getfield io.netty.channel.PreferHeapByteBufAllocator.allocator:Lio/netty/buffer/ByteBufAllocator;
            iload 1 /* initialCapacity */
            invokeinterface io.netty.buffer.ByteBufAllocator.heapBuffer:(I)Lio/netty/buffer/ByteBuf;
            areturn
        end local 1 // int initialCapacity
        end local 0 // io.netty.channel.PreferHeapByteBufAllocator this
      LocalVariableTable:
        Start  End  Slot             Name  Signature
            0    1     0             this  Lio/netty/channel/PreferHeapByteBufAllocator;
            0    1     1  initialCapacity  I
    MethodParameters:
                 Name  Flags
      initialCapacity  

  public io.netty.buffer.ByteBuf ioBuffer(int, int);
    descriptor: (II)Lio/netty/buffer/ByteBuf;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=3, args_size=3
        start local 0 // io.netty.channel.PreferHeapByteBufAllocator this
        start local 1 // int initialCapacity
        start local 2 // int maxCapacity
         0: .line 63
            aload 0 /* this */
            getfield io.netty.channel.PreferHeapByteBufAllocator.allocator:Lio/netty/buffer/ByteBufAllocator;
            iload 1 /* initialCapacity */
            iload 2 /* maxCapacity */
            invokeinterface io.netty.buffer.ByteBufAllocator.heapBuffer:(II)Lio/netty/buffer/ByteBuf;
            areturn
        end local 2 // int maxCapacity
        end local 1 // int initialCapacity
        end local 0 // io.netty.channel.PreferHeapByteBufAllocator this
      LocalVariableTable:
        Start  End  Slot             Name  Signature
            0    1     0             this  Lio/netty/channel/PreferHeapByteBufAllocator;
            0    1     1  initialCapacity  I
            0    1     2      maxCapacity  I
    MethodParameters:
                 Name  Flags
      initialCapacity  
      maxCapacity      

  public io.netty.buffer.ByteBuf heapBuffer();
    descriptor: ()Lio/netty/buffer/ByteBuf;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // io.netty.channel.PreferHeapByteBufAllocator this
         0: .line 68
            aload 0 /* this */
            getfield io.netty.channel.PreferHeapByteBufAllocator.allocator:Lio/netty/buffer/ByteBufAllocator;
            invokeinterface io.netty.buffer.ByteBufAllocator.heapBuffer:()Lio/netty/buffer/ByteBuf;
            areturn
        end local 0 // io.netty.channel.PreferHeapByteBufAllocator this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/channel/PreferHeapByteBufAllocator;

  public io.netty.buffer.ByteBuf heapBuffer(int);
    descriptor: (I)Lio/netty/buffer/ByteBuf;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // io.netty.channel.PreferHeapByteBufAllocator this
        start local 1 // int initialCapacity
         0: .line 73
            aload 0 /* this */
            getfield io.netty.channel.PreferHeapByteBufAllocator.allocator:Lio/netty/buffer/ByteBufAllocator;
            iload 1 /* initialCapacity */
            invokeinterface io.netty.buffer.ByteBufAllocator.heapBuffer:(I)Lio/netty/buffer/ByteBuf;
            areturn
        end local 1 // int initialCapacity
        end local 0 // io.netty.channel.PreferHeapByteBufAllocator this
      LocalVariableTable:
        Start  End  Slot             Name  Signature
            0    1     0             this  Lio/netty/channel/PreferHeapByteBufAllocator;
            0    1     1  initialCapacity  I
    MethodParameters:
                 Name  Flags
      initialCapacity  

  public io.netty.buffer.ByteBuf heapBuffer(int, int);
    descriptor: (II)Lio/netty/buffer/ByteBuf;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=3, args_size=3
        start local 0 // io.netty.channel.PreferHeapByteBufAllocator this
        start local 1 // int initialCapacity
        start local 2 // int maxCapacity
         0: .line 78
            aload 0 /* this */
            getfield io.netty.channel.PreferHeapByteBufAllocator.allocator:Lio/netty/buffer/ByteBufAllocator;
            iload 1 /* initialCapacity */
            iload 2 /* maxCapacity */
            invokeinterface io.netty.buffer.ByteBufAllocator.heapBuffer:(II)Lio/netty/buffer/ByteBuf;
            areturn
        end local 2 // int maxCapacity
        end local 1 // int initialCapacity
        end local 0 // io.netty.channel.PreferHeapByteBufAllocator this
      LocalVariableTable:
        Start  End  Slot             Name  Signature
            0    1     0             this  Lio/netty/channel/PreferHeapByteBufAllocator;
            0    1     1  initialCapacity  I
            0    1     2      maxCapacity  I
    MethodParameters:
                 Name  Flags
      initialCapacity  
      maxCapacity      

  public io.netty.buffer.ByteBuf directBuffer();
    descriptor: ()Lio/netty/buffer/ByteBuf;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // io.netty.channel.PreferHeapByteBufAllocator this
         0: .line 83
            aload 0 /* this */
            getfield io.netty.channel.PreferHeapByteBufAllocator.allocator:Lio/netty/buffer/ByteBufAllocator;
            invokeinterface io.netty.buffer.ByteBufAllocator.directBuffer:()Lio/netty/buffer/ByteBuf;
            areturn
        end local 0 // io.netty.channel.PreferHeapByteBufAllocator this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/channel/PreferHeapByteBufAllocator;

  public io.netty.buffer.ByteBuf directBuffer(int);
    descriptor: (I)Lio/netty/buffer/ByteBuf;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // io.netty.channel.PreferHeapByteBufAllocator this
        start local 1 // int initialCapacity
         0: .line 88
            aload 0 /* this */
            getfield io.netty.channel.PreferHeapByteBufAllocator.allocator:Lio/netty/buffer/ByteBufAllocator;
            iload 1 /* initialCapacity */
            invokeinterface io.netty.buffer.ByteBufAllocator.directBuffer:(I)Lio/netty/buffer/ByteBuf;
            areturn
        end local 1 // int initialCapacity
        end local 0 // io.netty.channel.PreferHeapByteBufAllocator this
      LocalVariableTable:
        Start  End  Slot             Name  Signature
            0    1     0             this  Lio/netty/channel/PreferHeapByteBufAllocator;
            0    1     1  initialCapacity  I
    MethodParameters:
                 Name  Flags
      initialCapacity  

  public io.netty.buffer.ByteBuf directBuffer(int, int);
    descriptor: (II)Lio/netty/buffer/ByteBuf;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=3, args_size=3
        start local 0 // io.netty.channel.PreferHeapByteBufAllocator this
        start local 1 // int initialCapacity
        start local 2 // int maxCapacity
         0: .line 93
            aload 0 /* this */
            getfield io.netty.channel.PreferHeapByteBufAllocator.allocator:Lio/netty/buffer/ByteBufAllocator;
            iload 1 /* initialCapacity */
            iload 2 /* maxCapacity */
            invokeinterface io.netty.buffer.ByteBufAllocator.directBuffer:(II)Lio/netty/buffer/ByteBuf;
            areturn
        end local 2 // int maxCapacity
        end local 1 // int initialCapacity
        end local 0 // io.netty.channel.PreferHeapByteBufAllocator this
      LocalVariableTable:
        Start  End  Slot             Name  Signature
            0    1     0             this  Lio/netty/channel/PreferHeapByteBufAllocator;
            0    1     1  initialCapacity  I
            0    1     2      maxCapacity  I
    MethodParameters:
                 Name  Flags
      initialCapacity  
      maxCapacity      

  public io.netty.buffer.CompositeByteBuf compositeBuffer();
    descriptor: ()Lio/netty/buffer/CompositeByteBuf;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // io.netty.channel.PreferHeapByteBufAllocator this
         0: .line 98
            aload 0 /* this */
            getfield io.netty.channel.PreferHeapByteBufAllocator.allocator:Lio/netty/buffer/ByteBufAllocator;
            invokeinterface io.netty.buffer.ByteBufAllocator.compositeHeapBuffer:()Lio/netty/buffer/CompositeByteBuf;
            areturn
        end local 0 // io.netty.channel.PreferHeapByteBufAllocator this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/channel/PreferHeapByteBufAllocator;

  public io.netty.buffer.CompositeByteBuf compositeBuffer(int);
    descriptor: (I)Lio/netty/buffer/CompositeByteBuf;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // io.netty.channel.PreferHeapByteBufAllocator this
        start local 1 // int maxNumComponents
         0: .line 103
            aload 0 /* this */
            getfield io.netty.channel.PreferHeapByteBufAllocator.allocator:Lio/netty/buffer/ByteBufAllocator;
            iload 1 /* maxNumComponents */
            invokeinterface io.netty.buffer.ByteBufAllocator.compositeHeapBuffer:(I)Lio/netty/buffer/CompositeByteBuf;
            areturn
        end local 1 // int maxNumComponents
        end local 0 // io.netty.channel.PreferHeapByteBufAllocator this
      LocalVariableTable:
        Start  End  Slot              Name  Signature
            0    1     0              this  Lio/netty/channel/PreferHeapByteBufAllocator;
            0    1     1  maxNumComponents  I
    MethodParameters:
                  Name  Flags
      maxNumComponents  

  public io.netty.buffer.CompositeByteBuf compositeHeapBuffer();
    descriptor: ()Lio/netty/buffer/CompositeByteBuf;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // io.netty.channel.PreferHeapByteBufAllocator this
         0: .line 108
            aload 0 /* this */
            getfield io.netty.channel.PreferHeapByteBufAllocator.allocator:Lio/netty/buffer/ByteBufAllocator;
            invokeinterface io.netty.buffer.ByteBufAllocator.compositeHeapBuffer:()Lio/netty/buffer/CompositeByteBuf;
            areturn
        end local 0 // io.netty.channel.PreferHeapByteBufAllocator this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/channel/PreferHeapByteBufAllocator;

  public io.netty.buffer.CompositeByteBuf compositeHeapBuffer(int);
    descriptor: (I)Lio/netty/buffer/CompositeByteBuf;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // io.netty.channel.PreferHeapByteBufAllocator this
        start local 1 // int maxNumComponents
         0: .line 113
            aload 0 /* this */
            getfield io.netty.channel.PreferHeapByteBufAllocator.allocator:Lio/netty/buffer/ByteBufAllocator;
            iload 1 /* maxNumComponents */
            invokeinterface io.netty.buffer.ByteBufAllocator.compositeHeapBuffer:(I)Lio/netty/buffer/CompositeByteBuf;
            areturn
        end local 1 // int maxNumComponents
        end local 0 // io.netty.channel.PreferHeapByteBufAllocator this
      LocalVariableTable:
        Start  End  Slot              Name  Signature
            0    1     0              this  Lio/netty/channel/PreferHeapByteBufAllocator;
            0    1     1  maxNumComponents  I
    MethodParameters:
                  Name  Flags
      maxNumComponents  

  public io.netty.buffer.CompositeByteBuf compositeDirectBuffer();
    descriptor: ()Lio/netty/buffer/CompositeByteBuf;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // io.netty.channel.PreferHeapByteBufAllocator this
         0: .line 118
            aload 0 /* this */
            getfield io.netty.channel.PreferHeapByteBufAllocator.allocator:Lio/netty/buffer/ByteBufAllocator;
            invokeinterface io.netty.buffer.ByteBufAllocator.compositeDirectBuffer:()Lio/netty/buffer/CompositeByteBuf;
            areturn
        end local 0 // io.netty.channel.PreferHeapByteBufAllocator this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/channel/PreferHeapByteBufAllocator;

  public io.netty.buffer.CompositeByteBuf compositeDirectBuffer(int);
    descriptor: (I)Lio/netty/buffer/CompositeByteBuf;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // io.netty.channel.PreferHeapByteBufAllocator this
        start local 1 // int maxNumComponents
         0: .line 123
            aload 0 /* this */
            getfield io.netty.channel.PreferHeapByteBufAllocator.allocator:Lio/netty/buffer/ByteBufAllocator;
            iload 1 /* maxNumComponents */
            invokeinterface io.netty.buffer.ByteBufAllocator.compositeDirectBuffer:(I)Lio/netty/buffer/CompositeByteBuf;
            areturn
        end local 1 // int maxNumComponents
        end local 0 // io.netty.channel.PreferHeapByteBufAllocator this
      LocalVariableTable:
        Start  End  Slot              Name  Signature
            0    1     0              this  Lio/netty/channel/PreferHeapByteBufAllocator;
            0    1     1  maxNumComponents  I
    MethodParameters:
                  Name  Flags
      maxNumComponents  

  public boolean isDirectBufferPooled();
    descriptor: ()Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // io.netty.channel.PreferHeapByteBufAllocator this
         0: .line 128
            aload 0 /* this */
            getfield io.netty.channel.PreferHeapByteBufAllocator.allocator:Lio/netty/buffer/ByteBufAllocator;
            invokeinterface io.netty.buffer.ByteBufAllocator.isDirectBufferPooled:()Z
            ireturn
        end local 0 // io.netty.channel.PreferHeapByteBufAllocator this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lio/netty/channel/PreferHeapByteBufAllocator;

  public int calculateNewCapacity(int, int);
    descriptor: (II)I
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=3, args_size=3
        start local 0 // io.netty.channel.PreferHeapByteBufAllocator this
        start local 1 // int minNewCapacity
        start local 2 // int maxCapacity
         0: .line 133
            aload 0 /* this */
            getfield io.netty.channel.PreferHeapByteBufAllocator.allocator:Lio/netty/buffer/ByteBufAllocator;
            iload 1 /* minNewCapacity */
            iload 2 /* maxCapacity */
            invokeinterface io.netty.buffer.ByteBufAllocator.calculateNewCapacity:(II)I
            ireturn
        end local 2 // int maxCapacity
        end local 1 // int minNewCapacity
        end local 0 // io.netty.channel.PreferHeapByteBufAllocator this
      LocalVariableTable:
        Start  End  Slot            Name  Signature
            0    1     0            this  Lio/netty/channel/PreferHeapByteBufAllocator;
            0    1     1  minNewCapacity  I
            0    1     2     maxCapacity  I
    MethodParameters:
                Name  Flags
      minNewCapacity  
      maxCapacity     
}
SourceFile: "PreferHeapByteBufAllocator.java"