https://github.com/cglib/cglib/cglib: cglib is a powerful, high performance and quality Code Generation Library, It is used to extend JAVA classes and implements interfaces at runtime. 
class net.sf.cglib.proxy.CallbackInfo
  minor version: 0
  major version: 59
  flags: flags: (0x0020) ACC_SUPER
  this_class: net.sf.cglib.proxy.CallbackInfo
  super_class: java.lang.Object
{
  private java.lang.Class cls;
    descriptor: Ljava/lang/Class;
    flags: (0x0002) ACC_PRIVATE

  private net.sf.cglib.proxy.CallbackGenerator generator;
    descriptor: Lnet/sf/cglib/proxy/CallbackGenerator;
    flags: (0x0002) ACC_PRIVATE

  private org.objectweb.asm.Type type;
    descriptor: Lorg/objectweb/asm/Type;
    flags: (0x0002) ACC_PRIVATE

  private static final net.sf.cglib.proxy.CallbackInfo[] CALLBACKS;
    descriptor: [Lnet/sf/cglib/proxy/CallbackInfo;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL

  static void <clinit>();
    descriptor: ()V
    flags: (0x0008) ACC_STATIC
    Code:
      stack=7, locals=0, args_size=0
         0: .line 60
            bipush 7
            anewarray net.sf.cglib.proxy.CallbackInfo
            dup
            iconst_0
         1: .line 61
            new net.sf.cglib.proxy.CallbackInfo
            dup
            ldc Lnet/sf/cglib/proxy/NoOp;
            getstatic net.sf.cglib.proxy.NoOpGenerator.INSTANCE:Lnet/sf/cglib/proxy/NoOpGenerator;
            invokespecial net.sf.cglib.proxy.CallbackInfo.<init>:(Ljava/lang/Class;Lnet/sf/cglib/proxy/CallbackGenerator;)V
            aastore
            dup
            iconst_1
         2: .line 62
            new net.sf.cglib.proxy.CallbackInfo
            dup
            ldc Lnet/sf/cglib/proxy/MethodInterceptor;
            getstatic net.sf.cglib.proxy.MethodInterceptorGenerator.INSTANCE:Lnet/sf/cglib/proxy/MethodInterceptorGenerator;
            invokespecial net.sf.cglib.proxy.CallbackInfo.<init>:(Ljava/lang/Class;Lnet/sf/cglib/proxy/CallbackGenerator;)V
            aastore
            dup
            iconst_2
         3: .line 63
            new net.sf.cglib.proxy.CallbackInfo
            dup
            ldc Lnet/sf/cglib/proxy/InvocationHandler;
            getstatic net.sf.cglib.proxy.InvocationHandlerGenerator.INSTANCE:Lnet/sf/cglib/proxy/InvocationHandlerGenerator;
            invokespecial net.sf.cglib.proxy.CallbackInfo.<init>:(Ljava/lang/Class;Lnet/sf/cglib/proxy/CallbackGenerator;)V
            aastore
            dup
            iconst_3
         4: .line 64
            new net.sf.cglib.proxy.CallbackInfo
            dup
            ldc Lnet/sf/cglib/proxy/LazyLoader;
            getstatic net.sf.cglib.proxy.LazyLoaderGenerator.INSTANCE:Lnet/sf/cglib/proxy/LazyLoaderGenerator;
            invokespecial net.sf.cglib.proxy.CallbackInfo.<init>:(Ljava/lang/Class;Lnet/sf/cglib/proxy/CallbackGenerator;)V
            aastore
            dup
            iconst_4
         5: .line 65
            new net.sf.cglib.proxy.CallbackInfo
            dup
            ldc Lnet/sf/cglib/proxy/Dispatcher;
            getstatic net.sf.cglib.proxy.DispatcherGenerator.INSTANCE:Lnet/sf/cglib/proxy/DispatcherGenerator;
            invokespecial net.sf.cglib.proxy.CallbackInfo.<init>:(Ljava/lang/Class;Lnet/sf/cglib/proxy/CallbackGenerator;)V
            aastore
            dup
            iconst_5
         6: .line 66
            new net.sf.cglib.proxy.CallbackInfo
            dup
            ldc Lnet/sf/cglib/proxy/FixedValue;
            getstatic net.sf.cglib.proxy.FixedValueGenerator.INSTANCE:Lnet/sf/cglib/proxy/FixedValueGenerator;
            invokespecial net.sf.cglib.proxy.CallbackInfo.<init>:(Ljava/lang/Class;Lnet/sf/cglib/proxy/CallbackGenerator;)V
            aastore
            dup
            bipush 6
         7: .line 67
            new net.sf.cglib.proxy.CallbackInfo
            dup
            ldc Lnet/sf/cglib/proxy/ProxyRefDispatcher;
            getstatic net.sf.cglib.proxy.DispatcherGenerator.PROXY_REF_INSTANCE:Lnet/sf/cglib/proxy/DispatcherGenerator;
            invokespecial net.sf.cglib.proxy.CallbackInfo.<init>:(Ljava/lang/Class;Lnet/sf/cglib/proxy/CallbackGenerator;)V
            aastore
         8: .line 60
            putstatic net.sf.cglib.proxy.CallbackInfo.CALLBACKS:[Lnet/sf/cglib/proxy/CallbackInfo;
         9: .line 68
            return
      LocalVariableTable:
        Start  End  Slot  Name  Signature

  public static org.objectweb.asm.Type[] determineTypes(java.lang.Class[]);
    descriptor: ([Ljava/lang/Class;)[Lorg/objectweb/asm/Type;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // java.lang.Class[] callbackTypes
         0: .line 23
            aload 0 /* callbackTypes */
            iconst_1
            invokestatic net.sf.cglib.proxy.CallbackInfo.determineTypes:([Ljava/lang/Class;Z)[Lorg/objectweb/asm/Type;
            areturn
        end local 0 // java.lang.Class[] callbackTypes
      LocalVariableTable:
        Start  End  Slot           Name  Signature
            0    1     0  callbackTypes  [Ljava/lang/Class;
    MethodParameters:
               Name  Flags
      callbackTypes  

  public static org.objectweb.asm.Type[] determineTypes(java.lang.Class[], boolean);
    descriptor: ([Ljava/lang/Class;Z)[Lorg/objectweb/asm/Type;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=4, locals=4, args_size=2
        start local 0 // java.lang.Class[] callbackTypes
        start local 1 // boolean checkAll
         0: .line 27
            aload 0 /* callbackTypes */
            arraylength
            anewarray org.objectweb.asm.Type
            astore 2 /* types */
        start local 2 // org.objectweb.asm.Type[] types
         1: .line 28
            iconst_0
            istore 3 /* i */
        start local 3 // int i
         2: goto 5
         3: .line 29
      StackMap locals: org.objectweb.asm.Type[] int
      StackMap stack:
            aload 2 /* types */
            iload 3 /* i */
            aload 0 /* callbackTypes */
            iload 3 /* i */
            aaload
            iload 1 /* checkAll */
            invokestatic net.sf.cglib.proxy.CallbackInfo.determineType:(Ljava/lang/Class;Z)Lorg/objectweb/asm/Type;
            aastore
         4: .line 28
            iinc 3 /* i */ 1
      StackMap locals:
      StackMap stack:
         5: iload 3 /* i */
            aload 2 /* types */
            arraylength
            if_icmplt 3
        end local 3 // int i
         6: .line 31
            aload 2 /* types */
            areturn
        end local 2 // org.objectweb.asm.Type[] types
        end local 1 // boolean checkAll
        end local 0 // java.lang.Class[] callbackTypes
      LocalVariableTable:
        Start  End  Slot           Name  Signature
            0    7     0  callbackTypes  [Ljava/lang/Class;
            0    7     1       checkAll  Z
            1    7     2          types  [Lorg/objectweb/asm/Type;
            2    6     3              i  I
    MethodParameters:
               Name  Flags
      callbackTypes  
      checkAll       

  public static org.objectweb.asm.Type[] determineTypes(net.sf.cglib.proxy.Callback[]);
    descriptor: ([Lnet/sf/cglib/proxy/Callback;)[Lorg/objectweb/asm/Type;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // net.sf.cglib.proxy.Callback[] callbacks
         0: .line 35
            aload 0 /* callbacks */
            iconst_1
            invokestatic net.sf.cglib.proxy.CallbackInfo.determineTypes:([Lnet/sf/cglib/proxy/Callback;Z)[Lorg/objectweb/asm/Type;
            areturn
        end local 0 // net.sf.cglib.proxy.Callback[] callbacks
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0    1     0  callbacks  [Lnet/sf/cglib/proxy/Callback;
    MethodParameters:
           Name  Flags
      callbacks  

  public static org.objectweb.asm.Type[] determineTypes(net.sf.cglib.proxy.Callback[], boolean);
    descriptor: ([Lnet/sf/cglib/proxy/Callback;Z)[Lorg/objectweb/asm/Type;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=4, locals=4, args_size=2
        start local 0 // net.sf.cglib.proxy.Callback[] callbacks
        start local 1 // boolean checkAll
         0: .line 39
            aload 0 /* callbacks */
            arraylength
            anewarray org.objectweb.asm.Type
            astore 2 /* types */
        start local 2 // org.objectweb.asm.Type[] types
         1: .line 40
            iconst_0
            istore 3 /* i */
        start local 3 // int i
         2: goto 5
         3: .line 41
      StackMap locals: org.objectweb.asm.Type[] int
      StackMap stack:
            aload 2 /* types */
            iload 3 /* i */
            aload 0 /* callbacks */
            iload 3 /* i */
            aaload
            iload 1 /* checkAll */
            invokestatic net.sf.cglib.proxy.CallbackInfo.determineType:(Lnet/sf/cglib/proxy/Callback;Z)Lorg/objectweb/asm/Type;
            aastore
         4: .line 40
            iinc 3 /* i */ 1
      StackMap locals:
      StackMap stack:
         5: iload 3 /* i */
            aload 2 /* types */
            arraylength
            if_icmplt 3
        end local 3 // int i
         6: .line 43
            aload 2 /* types */
            areturn
        end local 2 // org.objectweb.asm.Type[] types
        end local 1 // boolean checkAll
        end local 0 // net.sf.cglib.proxy.Callback[] callbacks
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0    7     0  callbacks  [Lnet/sf/cglib/proxy/Callback;
            0    7     1   checkAll  Z
            1    7     2      types  [Lorg/objectweb/asm/Type;
            2    6     3          i  I
    MethodParameters:
           Name  Flags
      callbacks  
      checkAll   

  public static net.sf.cglib.proxy.CallbackGenerator[] getGenerators(org.objectweb.asm.Type[]);
    descriptor: ([Lorg/objectweb/asm/Type;)[Lnet/sf/cglib/proxy/CallbackGenerator;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=4, locals=3, args_size=1
        start local 0 // org.objectweb.asm.Type[] callbackTypes
         0: .line 47
            aload 0 /* callbackTypes */
            arraylength
            anewarray net.sf.cglib.proxy.CallbackGenerator
            astore 1 /* generators */
        start local 1 // net.sf.cglib.proxy.CallbackGenerator[] generators
         1: .line 48
            iconst_0
            istore 2 /* i */
        start local 2 // int i
         2: goto 5
         3: .line 49
      StackMap locals: net.sf.cglib.proxy.CallbackGenerator[] int
      StackMap stack:
            aload 1 /* generators */
            iload 2 /* i */
            aload 0 /* callbackTypes */
            iload 2 /* i */
            aaload
            invokestatic net.sf.cglib.proxy.CallbackInfo.getGenerator:(Lorg/objectweb/asm/Type;)Lnet/sf/cglib/proxy/CallbackGenerator;
            aastore
         4: .line 48
            iinc 2 /* i */ 1
      StackMap locals:
      StackMap stack:
         5: iload 2 /* i */
            aload 1 /* generators */
            arraylength
            if_icmplt 3
        end local 2 // int i
         6: .line 51
            aload 1 /* generators */
            areturn
        end local 1 // net.sf.cglib.proxy.CallbackGenerator[] generators
        end local 0 // org.objectweb.asm.Type[] callbackTypes
      LocalVariableTable:
        Start  End  Slot           Name  Signature
            0    7     0  callbackTypes  [Lorg/objectweb/asm/Type;
            1    7     1     generators  [Lnet/sf/cglib/proxy/CallbackGenerator;
            2    6     2              i  I
    MethodParameters:
               Name  Flags
      callbackTypes  

  private void <init>(java.lang.Class, net.sf.cglib.proxy.CallbackGenerator);
    descriptor: (Ljava/lang/Class;Lnet/sf/cglib/proxy/CallbackGenerator;)V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=2, locals=3, args_size=3
        start local 0 // net.sf.cglib.proxy.CallbackInfo this
        start local 1 // java.lang.Class cls
        start local 2 // net.sf.cglib.proxy.CallbackGenerator generator
         0: .line 70
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 71
            aload 0 /* this */
            aload 1 /* cls */
            putfield net.sf.cglib.proxy.CallbackInfo.cls:Ljava/lang/Class;
         2: .line 72
            aload 0 /* this */
            aload 2 /* generator */
            putfield net.sf.cglib.proxy.CallbackInfo.generator:Lnet/sf/cglib/proxy/CallbackGenerator;
         3: .line 73
            aload 0 /* this */
            aload 1 /* cls */
            invokestatic org.objectweb.asm.Type.getType:(Ljava/lang/Class;)Lorg/objectweb/asm/Type;
            putfield net.sf.cglib.proxy.CallbackInfo.type:Lorg/objectweb/asm/Type;
         4: .line 74
            return
        end local 2 // net.sf.cglib.proxy.CallbackGenerator generator
        end local 1 // java.lang.Class cls
        end local 0 // net.sf.cglib.proxy.CallbackInfo this
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0    5     0       this  Lnet/sf/cglib/proxy/CallbackInfo;
            0    5     1        cls  Ljava/lang/Class;
            0    5     2  generator  Lnet/sf/cglib/proxy/CallbackGenerator;
    MethodParameters:
           Name  Flags
      cls        
      generator  

  private static org.objectweb.asm.Type determineType(net.sf.cglib.proxy.Callback, boolean);
    descriptor: (Lnet/sf/cglib/proxy/Callback;Z)Lorg/objectweb/asm/Type;
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // net.sf.cglib.proxy.Callback callback
        start local 1 // boolean checkAll
         0: .line 77
            aload 0 /* callback */
            ifnonnull 2
         1: .line 78
            new java.lang.IllegalStateException
            dup
            ldc "Callback is null"
            invokespecial java.lang.IllegalStateException.<init>:(Ljava/lang/String;)V
            athrow
         2: .line 80
      StackMap locals:
      StackMap stack:
            aload 0 /* callback */
            invokevirtual java.lang.Object.getClass:()Ljava/lang/Class;
            iload 1 /* checkAll */
            invokestatic net.sf.cglib.proxy.CallbackInfo.determineType:(Ljava/lang/Class;Z)Lorg/objectweb/asm/Type;
            areturn
        end local 1 // boolean checkAll
        end local 0 // net.sf.cglib.proxy.Callback callback
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    3     0  callback  Lnet/sf/cglib/proxy/Callback;
            0    3     1  checkAll  Z
    MethodParameters:
          Name  Flags
      callback  
      checkAll  

  private static org.objectweb.asm.Type determineType(java.lang.Class, boolean);
    descriptor: (Ljava/lang/Class;Z)Lorg/objectweb/asm/Type;
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=5, locals=6, args_size=2
        start local 0 // java.lang.Class callbackType
        start local 1 // boolean checkAll
         0: .line 84
            aconst_null
            astore 2 /* cur */
        start local 2 // java.lang.Class cur
         1: .line 85
            aconst_null
            astore 3 /* type */
        start local 3 // org.objectweb.asm.Type type
         2: .line 86
            iconst_0
            istore 4 /* i */
        start local 4 // int i
         3: goto 13
         4: .line 87
      StackMap locals: java.lang.Class org.objectweb.asm.Type int
      StackMap stack:
            getstatic net.sf.cglib.proxy.CallbackInfo.CALLBACKS:[Lnet/sf/cglib/proxy/CallbackInfo;
            iload 4 /* i */
            aaload
            astore 5 /* info */
        start local 5 // net.sf.cglib.proxy.CallbackInfo info
         5: .line 88
            aload 5 /* info */
            getfield net.sf.cglib.proxy.CallbackInfo.cls:Ljava/lang/Class;
            aload 0 /* callbackType */
            invokevirtual java.lang.Class.isAssignableFrom:(Ljava/lang/Class;)Z
            ifeq 12
         6: .line 89
            aload 2 /* cur */
            ifnull 8
         7: .line 90
            new java.lang.IllegalStateException
            dup
            new java.lang.StringBuilder
            dup
            ldc "Callback implements both "
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            aload 2 /* cur */
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/Object;)Ljava/lang/StringBuilder;
            ldc " and "
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            aload 5 /* info */
            getfield net.sf.cglib.proxy.CallbackInfo.cls:Ljava/lang/Class;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/Object;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            invokespecial java.lang.IllegalStateException.<init>:(Ljava/lang/String;)V
            athrow
         8: .line 92
      StackMap locals: net.sf.cglib.proxy.CallbackInfo
      StackMap stack:
            aload 5 /* info */
            getfield net.sf.cglib.proxy.CallbackInfo.cls:Ljava/lang/Class;
            astore 2 /* cur */
         9: .line 93
            aload 5 /* info */
            getfield net.sf.cglib.proxy.CallbackInfo.type:Lorg/objectweb/asm/Type;
            astore 3 /* type */
        10: .line 94
            iload 1 /* checkAll */
            ifne 12
        11: .line 95
            goto 14
        end local 5 // net.sf.cglib.proxy.CallbackInfo info
        12: .line 86
      StackMap locals:
      StackMap stack:
            iinc 4 /* i */ 1
      StackMap locals:
      StackMap stack:
        13: iload 4 /* i */
            getstatic net.sf.cglib.proxy.CallbackInfo.CALLBACKS:[Lnet/sf/cglib/proxy/CallbackInfo;
            arraylength
            if_icmplt 4
        end local 4 // int i
        14: .line 99
      StackMap locals:
      StackMap stack:
            aload 2 /* cur */
            ifnonnull 16
        15: .line 100
            new java.lang.IllegalStateException
            dup
            new java.lang.StringBuilder
            dup
            ldc "Unknown callback type "
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            aload 0 /* callbackType */
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/Object;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            invokespecial java.lang.IllegalStateException.<init>:(Ljava/lang/String;)V
            athrow
        16: .line 102
      StackMap locals:
      StackMap stack:
            aload 3 /* type */
            areturn
        end local 3 // org.objectweb.asm.Type type
        end local 2 // java.lang.Class cur
        end local 1 // boolean checkAll
        end local 0 // java.lang.Class callbackType
      LocalVariableTable:
        Start  End  Slot          Name  Signature
            0   17     0  callbackType  Ljava/lang/Class;
            0   17     1      checkAll  Z
            1   17     2           cur  Ljava/lang/Class;
            2   17     3          type  Lorg/objectweb/asm/Type;
            3   14     4             i  I
            5   12     5          info  Lnet/sf/cglib/proxy/CallbackInfo;
    MethodParameters:
              Name  Flags
      callbackType  
      checkAll      

  private static net.sf.cglib.proxy.CallbackGenerator getGenerator(org.objectweb.asm.Type);
    descriptor: (Lorg/objectweb/asm/Type;)Lnet/sf/cglib/proxy/CallbackGenerator;
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=5, locals=3, args_size=1
        start local 0 // org.objectweb.asm.Type callbackType
         0: .line 106
            iconst_0
            istore 1 /* i */
        start local 1 // int i
         1: goto 6
         2: .line 107
      StackMap locals: int
      StackMap stack:
            getstatic net.sf.cglib.proxy.CallbackInfo.CALLBACKS:[Lnet/sf/cglib/proxy/CallbackInfo;
            iload 1 /* i */
            aaload
            astore 2 /* info */
        start local 2 // net.sf.cglib.proxy.CallbackInfo info
         3: .line 108
            aload 2 /* info */
            getfield net.sf.cglib.proxy.CallbackInfo.type:Lorg/objectweb/asm/Type;
            aload 0 /* callbackType */
            invokevirtual org.objectweb.asm.Type.equals:(Ljava/lang/Object;)Z
            ifeq 5
         4: .line 109
            aload 2 /* info */
            getfield net.sf.cglib.proxy.CallbackInfo.generator:Lnet/sf/cglib/proxy/CallbackGenerator;
            areturn
        end local 2 // net.sf.cglib.proxy.CallbackInfo info
         5: .line 106
      StackMap locals:
      StackMap stack:
            iinc 1 /* i */ 1
      StackMap locals:
      StackMap stack:
         6: iload 1 /* i */
            getstatic net.sf.cglib.proxy.CallbackInfo.CALLBACKS:[Lnet/sf/cglib/proxy/CallbackInfo;
            arraylength
            if_icmplt 2
        end local 1 // int i
         7: .line 112
            new java.lang.IllegalStateException
            dup
            new java.lang.StringBuilder
            dup
            ldc "Unknown callback type "
            invokespecial java.lang.StringBuilder.<init>:(Ljava/lang/String;)V
            aload 0 /* callbackType */
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/Object;)Ljava/lang/StringBuilder;
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            invokespecial java.lang.IllegalStateException.<init>:(Ljava/lang/String;)V
            athrow
        end local 0 // org.objectweb.asm.Type callbackType
      LocalVariableTable:
        Start  End  Slot          Name  Signature
            0    8     0  callbackType  Lorg/objectweb/asm/Type;
            1    7     1             i  I
            3    5     2          info  Lnet/sf/cglib/proxy/CallbackInfo;
    MethodParameters:
              Name  Flags
      callbackType  
}
SourceFile: "CallbackInfo.java"