https://freemarker.apache.org/: FreeMarker is a "template engine"; a generic tool to generate text output based on templates. (Apache Software Foundation) 
final class freemarker.core.TransformBlock extends freemarker.core.TemplateElement
  minor version: 0
  major version: 59
  flags: flags: (0x0030) ACC_FINAL, ACC_SUPER
  this_class: freemarker.core.TransformBlock
  super_class: freemarker.core.TemplateElement
{
  private freemarker.core.Expression transformExpression;
    descriptor: Lfreemarker/core/Expression;
    flags: (0x0002) ACC_PRIVATE

  java.util.Map namedArgs;
    descriptor: Ljava/util/Map;
    flags: (0x0000) 

  private volatile transient java.lang.ref.SoftReference sortedNamedArgsCache;
    descriptor: Ljava/lang/ref/SoftReference;
    flags: (0x00c2) ACC_PRIVATE, ACC_VOLATILE, ACC_TRANSIENT

  void <init>(freemarker.core.Expression, java.util.Map, freemarker.core.TemplateElements);
    descriptor: (Lfreemarker/core/Expression;Ljava/util/Map;Lfreemarker/core/TemplateElements;)V
    flags: (0x0000) 
    Code:
      stack=2, locals=4, args_size=4
        start local 0 // freemarker.core.TransformBlock this
        start local 1 // freemarker.core.Expression transformExpression
        start local 2 // java.util.Map namedArgs
        start local 3 // freemarker.core.TemplateElements children
         0: .line 49
            aload 0 /* this */
            invokespecial freemarker.core.TemplateElement.<init>:()V
         1: .line 52
            aload 0 /* this */
            aload 1 /* transformExpression */
            putfield freemarker.core.TransformBlock.transformExpression:Lfreemarker/core/Expression;
         2: .line 53
            aload 0 /* this */
            aload 2 /* namedArgs */
            putfield freemarker.core.TransformBlock.namedArgs:Ljava/util/Map;
         3: .line 54
            aload 0 /* this */
            aload 3 /* children */
            invokevirtual freemarker.core.TransformBlock.setChildren:(Lfreemarker/core/TemplateElements;)V
         4: .line 55
            return
        end local 3 // freemarker.core.TemplateElements children
        end local 2 // java.util.Map namedArgs
        end local 1 // freemarker.core.Expression transformExpression
        end local 0 // freemarker.core.TransformBlock this
      LocalVariableTable:
        Start  End  Slot                 Name  Signature
            0    5     0                 this  Lfreemarker/core/TransformBlock;
            0    5     1  transformExpression  Lfreemarker/core/Expression;
            0    5     2            namedArgs  Ljava/util/Map;
            0    5     3             children  Lfreemarker/core/TemplateElements;
    MethodParameters:
                     Name  Flags
      transformExpression  
      namedArgs            
      children             

  freemarker.core.TemplateElement[] accept(freemarker.core.Environment);
    descriptor: (Lfreemarker/core/Environment;)[Lfreemarker/core/TemplateElement;
    flags: (0x0000) 
    Code:
      stack=9, locals=9, args_size=2
        start local 0 // freemarker.core.TransformBlock this
        start local 1 // freemarker.core.Environment env
         0: .line 60
            aload 1 /* env */
            aload 0 /* this */
            getfield freemarker.core.TransformBlock.transformExpression:Lfreemarker/core/Expression;
            invokevirtual freemarker.core.Environment.getTransform:(Lfreemarker/core/Expression;)Lfreemarker/template/TemplateTransformModel;
            astore 2 /* ttm */
        start local 2 // freemarker.template.TemplateTransformModel ttm
         1: .line 61
            aload 2 /* ttm */
            ifnull 16
         2: .line 63
            aload 0 /* this */
            getfield freemarker.core.TransformBlock.namedArgs:Ljava/util/Map;
            ifnull 13
            aload 0 /* this */
            getfield freemarker.core.TransformBlock.namedArgs:Ljava/util/Map;
            invokeinterface java.util.Map.isEmpty:()Z
            ifne 13
         3: .line 64
            new java.util.HashMap
            dup
            invokespecial java.util.HashMap.<init>:()V
            astore 3 /* args */
        start local 3 // java.util.Map args
         4: .line 65
            aload 0 /* this */
            getfield freemarker.core.TransformBlock.namedArgs:Ljava/util/Map;
            invokeinterface java.util.Map.entrySet:()Ljava/util/Set;
            invokeinterface java.util.Set.iterator:()Ljava/util/Iterator;
            astore 4 /* it */
        start local 4 // java.util.Iterator it
         5: goto 11
         6: .line 66
      StackMap locals: freemarker.template.TemplateTransformModel java.util.Map java.util.Iterator
      StackMap stack:
            aload 4 /* it */
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast java.util.Map$Entry
            astore 5 /* entry */
        start local 5 // java.util.Map$Entry entry
         7: .line 67
            aload 5 /* entry */
            invokeinterface java.util.Map$Entry.getKey:()Ljava/lang/Object;
            checkcast java.lang.String
            astore 6 /* key */
        start local 6 // java.lang.String key
         8: .line 68
            aload 5 /* entry */
            invokeinterface java.util.Map$Entry.getValue:()Ljava/lang/Object;
            checkcast freemarker.core.Expression
            astore 7 /* valueExp */
        start local 7 // freemarker.core.Expression valueExp
         9: .line 69
            aload 7 /* valueExp */
            aload 1 /* env */
            invokevirtual freemarker.core.Expression.eval:(Lfreemarker/core/Environment;)Lfreemarker/template/TemplateModel;
            astore 8 /* value */
        start local 8 // freemarker.template.TemplateModel value
        10: .line 70
            aload 3 /* args */
            aload 6 /* key */
            aload 8 /* value */
            invokeinterface java.util.Map.put:(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
            pop
        end local 8 // freemarker.template.TemplateModel value
        end local 7 // freemarker.core.Expression valueExp
        end local 6 // java.lang.String key
        end local 5 // java.util.Map$Entry entry
        11: .line 65
      StackMap locals:
      StackMap stack:
            aload 4 /* it */
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 6
        end local 4 // java.util.Iterator it
        12: .line 72
            goto 14
        end local 3 // java.util.Map args
        13: .line 73
      StackMap locals:
      StackMap stack:
            getstatic freemarker.template.EmptyMap.instance:Lfreemarker/template/EmptyMap;
            astore 3 /* args */
        start local 3 // java.util.Map args
        14: .line 75
      StackMap locals: java.util.Map
      StackMap stack:
            aload 1 /* env */
            aload 0 /* this */
            invokevirtual freemarker.core.TransformBlock.getChildBuffer:()[Lfreemarker/core/TemplateElement;
            aload 2 /* ttm */
            aload 3 /* args */
            invokevirtual freemarker.core.Environment.visitAndTransform:([Lfreemarker/core/TemplateElement;Lfreemarker/template/TemplateTransformModel;Ljava/util/Map;)V
        end local 3 // java.util.Map args
        15: .line 76
            goto 21
        16: .line 77
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield freemarker.core.TransformBlock.transformExpression:Lfreemarker/core/Expression;
            aload 1 /* env */
            invokevirtual freemarker.core.Expression.eval:(Lfreemarker/core/Environment;)Lfreemarker/template/TemplateModel;
            astore 3 /* tm */
        start local 3 // freemarker.template.TemplateModel tm
        17: .line 78
            new freemarker.core.UnexpectedTypeException
            dup
        18: .line 79
            aload 0 /* this */
            getfield freemarker.core.TransformBlock.transformExpression:Lfreemarker/core/Expression;
            aload 3 /* tm */
        19: .line 80
            ldc "transform"
            iconst_1
            anewarray java.lang.Class
            dup
            iconst_0
            ldc Lfreemarker/template/TemplateTransformModel;
            aastore
            aload 1 /* env */
        20: .line 78
            invokespecial freemarker.core.UnexpectedTypeException.<init>:(Lfreemarker/core/Expression;Lfreemarker/template/TemplateModel;Ljava/lang/String;[Ljava/lang/Class;Lfreemarker/core/Environment;)V
            athrow
        end local 3 // freemarker.template.TemplateModel tm
        21: .line 82
      StackMap locals:
      StackMap stack:
            aconst_null
            areturn
        end local 2 // freemarker.template.TemplateTransformModel ttm
        end local 1 // freemarker.core.Environment env
        end local 0 // freemarker.core.TransformBlock this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0   22     0      this  Lfreemarker/core/TransformBlock;
            0   22     1       env  Lfreemarker/core/Environment;
            1   22     2       ttm  Lfreemarker/template/TemplateTransformModel;
            4   13     3      args  Ljava/util/Map;
           14   15     3      args  Ljava/util/Map;
            5   12     4        it  Ljava/util/Iterator;
            7   11     5     entry  Ljava/util/Map$Entry;
            8   11     6       key  Ljava/lang/String;
            9   11     7  valueExp  Lfreemarker/core/Expression;
           10   11     8     value  Lfreemarker/template/TemplateModel;
           17   21     3        tm  Lfreemarker/template/TemplateModel;
    Exceptions:
      throws freemarker.template.TemplateException, java.io.IOException
    MethodParameters:
      Name  Flags
      env   

  protected java.lang.String dump(boolean);
    descriptor: (Z)Ljava/lang/String;
    flags: (0x0004) ACC_PROTECTED
    Code:
      stack=2, locals=5, args_size=2
        start local 0 // freemarker.core.TransformBlock this
        start local 1 // boolean canonical
         0: .line 87
            new java.lang.StringBuilder
            dup
            invokespecial java.lang.StringBuilder.<init>:()V
            astore 2 /* sb */
        start local 2 // java.lang.StringBuilder sb
         1: .line 88
            iload 1 /* canonical */
            ifeq 2
            aload 2 /* sb */
            bipush 60
            invokevirtual java.lang.StringBuilder.append:(C)Ljava/lang/StringBuilder;
            pop
         2: .line 89
      StackMap locals: java.lang.StringBuilder
      StackMap stack:
            aload 2 /* sb */
            aload 0 /* this */
            invokevirtual freemarker.core.TransformBlock.getNodeTypeSymbol:()Ljava/lang/String;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            pop
         3: .line 90
            aload 2 /* sb */
            bipush 32
            invokevirtual java.lang.StringBuilder.append:(C)Ljava/lang/StringBuilder;
            pop
         4: .line 91
            aload 2 /* sb */
            aload 0 /* this */
            getfield freemarker.core.TransformBlock.transformExpression:Lfreemarker/core/Expression;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/Object;)Ljava/lang/StringBuilder;
            pop
         5: .line 92
            aload 0 /* this */
            getfield freemarker.core.TransformBlock.namedArgs:Ljava/util/Map;
            ifnull 14
         6: .line 93
            aload 0 /* this */
            invokevirtual freemarker.core.TransformBlock.getSortedNamedArgs:()Ljava/util/List;
            invokeinterface java.util.List.iterator:()Ljava/util/Iterator;
            astore 3 /* it */
        start local 3 // java.util.Iterator it
         7: goto 13
         8: .line 94
      StackMap locals: java.util.Iterator
      StackMap stack:
            aload 3 /* it */
            invokeinterface java.util.Iterator.next:()Ljava/lang/Object;
            checkcast java.util.Map$Entry
            astore 4 /* entry */
        start local 4 // java.util.Map$Entry entry
         9: .line 95
            aload 2 /* sb */
            bipush 32
            invokevirtual java.lang.StringBuilder.append:(C)Ljava/lang/StringBuilder;
            pop
        10: .line 96
            aload 2 /* sb */
            aload 4 /* entry */
            invokeinterface java.util.Map$Entry.getKey:()Ljava/lang/Object;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/Object;)Ljava/lang/StringBuilder;
            pop
        11: .line 97
            aload 2 /* sb */
            bipush 61
            invokevirtual java.lang.StringBuilder.append:(C)Ljava/lang/StringBuilder;
            pop
        12: .line 98
            aload 2 /* sb */
            aload 4 /* entry */
            invokeinterface java.util.Map$Entry.getValue:()Ljava/lang/Object;
            checkcast freemarker.core.Expression
            invokestatic freemarker.core._MessageUtil.appendExpressionAsUntearable:(Ljava/lang/StringBuilder;Lfreemarker/core/Expression;)Ljava/lang/StringBuilder;
            pop
        end local 4 // java.util.Map$Entry entry
        13: .line 93
      StackMap locals:
      StackMap stack:
            aload 3 /* it */
            invokeinterface java.util.Iterator.hasNext:()Z
            ifne 8
        end local 3 // java.util.Iterator it
        14: .line 101
      StackMap locals:
      StackMap stack:
            iload 1 /* canonical */
            ifeq 18
        15: .line 102
            aload 2 /* sb */
            ldc ">"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            pop
        16: .line 103
            aload 2 /* sb */
            aload 0 /* this */
            invokevirtual freemarker.core.TransformBlock.getChildrenCanonicalForm:()Ljava/lang/String;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            pop
        17: .line 104
            aload 2 /* sb */
            ldc "</"
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            aload 0 /* this */
            invokevirtual freemarker.core.TransformBlock.getNodeTypeSymbol:()Ljava/lang/String;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            bipush 62
            invokevirtual java.lang.StringBuilder.append:(C)Ljava/lang/StringBuilder;
            pop
        18: .line 106
      StackMap locals:
      StackMap stack:
            aload 2 /* sb */
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            areturn
        end local 2 // java.lang.StringBuilder sb
        end local 1 // boolean canonical
        end local 0 // freemarker.core.TransformBlock this
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0   19     0       this  Lfreemarker/core/TransformBlock;
            0   19     1  canonical  Z
            1   19     2         sb  Ljava/lang/StringBuilder;
            7   14     3         it  Ljava/util/Iterator;
            9   13     4      entry  Ljava/util/Map$Entry;
    MethodParameters:
           Name  Flags
      canonical  

  java.lang.String getNodeTypeSymbol();
    descriptor: ()Ljava/lang/String;
    flags: (0x0000) 
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // freemarker.core.TransformBlock this
         0: .line 111
            ldc "#transform"
            areturn
        end local 0 // freemarker.core.TransformBlock this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lfreemarker/core/TransformBlock;

  int getParameterCount();
    descriptor: ()I
    flags: (0x0000) 
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // freemarker.core.TransformBlock this
         0: .line 116
            iconst_1
            aload 0 /* this */
            getfield freemarker.core.TransformBlock.namedArgs:Ljava/util/Map;
            ifnull 1
            aload 0 /* this */
            getfield freemarker.core.TransformBlock.namedArgs:Ljava/util/Map;
            invokeinterface java.util.Map.size:()I
            iconst_2
            imul
            goto 2
      StackMap locals:
      StackMap stack: int
         1: iconst_0
      StackMap locals: freemarker.core.TransformBlock
      StackMap stack: int int
         2: iadd
            ireturn
        end local 0 // freemarker.core.TransformBlock this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lfreemarker/core/TransformBlock;

  java.lang.Object getParameterValue(int);
    descriptor: (I)Ljava/lang/Object;
    flags: (0x0000) 
    Code:
      stack=3, locals=3, args_size=2
        start local 0 // freemarker.core.TransformBlock this
        start local 1 // int idx
         0: .line 121
            iload 1 /* idx */
            ifne 2
         1: .line 122
            aload 0 /* this */
            getfield freemarker.core.TransformBlock.transformExpression:Lfreemarker/core/Expression;
            areturn
         2: .line 123
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield freemarker.core.TransformBlock.namedArgs:Ljava/util/Map;
            ifnull 7
            iload 1 /* idx */
            iconst_1
            isub
            aload 0 /* this */
            getfield freemarker.core.TransformBlock.namedArgs:Ljava/util/Map;
            invokeinterface java.util.Map.size:()I
            iconst_2
            imul
            if_icmpge 7
         3: .line 124
            aload 0 /* this */
            invokevirtual freemarker.core.TransformBlock.getSortedNamedArgs:()Ljava/util/List;
            iload 1 /* idx */
            iconst_1
            isub
            iconst_2
            idiv
            invokeinterface java.util.List.get:(I)Ljava/lang/Object;
            checkcast java.util.Map$Entry
            astore 2 /* namedArg */
        start local 2 // java.util.Map$Entry namedArg
         4: .line 125
            iload 1 /* idx */
            iconst_1
            isub
            iconst_2
            irem
            ifne 5
            aload 2 /* namedArg */
            invokeinterface java.util.Map$Entry.getKey:()Ljava/lang/Object;
            goto 6
      StackMap locals: java.util.Map$Entry
      StackMap stack:
         5: aload 2 /* namedArg */
            invokeinterface java.util.Map$Entry.getValue:()Ljava/lang/Object;
      StackMap locals:
      StackMap stack: java.lang.Object
         6: areturn
        end local 2 // java.util.Map$Entry namedArg
         7: .line 127
      StackMap locals:
      StackMap stack:
            new java.lang.IndexOutOfBoundsException
            dup
            invokespecial java.lang.IndexOutOfBoundsException.<init>:()V
            athrow
        end local 1 // int idx
        end local 0 // freemarker.core.TransformBlock this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0    8     0      this  Lfreemarker/core/TransformBlock;
            0    8     1       idx  I
            4    7     2  namedArg  Ljava/util/Map$Entry;
    MethodParameters:
      Name  Flags
      idx   

  freemarker.core.ParameterRole getParameterRole(int);
    descriptor: (I)Lfreemarker/core/ParameterRole;
    flags: (0x0000) 
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // freemarker.core.TransformBlock this
        start local 1 // int idx
         0: .line 133
            iload 1 /* idx */
            ifne 2
         1: .line 134
            getstatic freemarker.core.ParameterRole.CALLEE:Lfreemarker/core/ParameterRole;
            areturn
         2: .line 135
      StackMap locals:
      StackMap stack:
            iload 1 /* idx */
            iconst_1
            isub
            aload 0 /* this */
            getfield freemarker.core.TransformBlock.namedArgs:Ljava/util/Map;
            invokeinterface java.util.Map.size:()I
            iconst_2
            imul
            if_icmpge 6
         3: .line 136
            iload 1 /* idx */
            iconst_1
            isub
            iconst_2
            irem
            ifne 4
            getstatic freemarker.core.ParameterRole.ARGUMENT_NAME:Lfreemarker/core/ParameterRole;
            goto 5
      StackMap locals:
      StackMap stack:
         4: getstatic freemarker.core.ParameterRole.ARGUMENT_VALUE:Lfreemarker/core/ParameterRole;
      StackMap locals:
      StackMap stack: freemarker.core.ParameterRole
         5: areturn
         6: .line 138
      StackMap locals:
      StackMap stack:
            new java.lang.IndexOutOfBoundsException
            dup
            invokespecial java.lang.IndexOutOfBoundsException.<init>:()V
            athrow
        end local 1 // int idx
        end local 0 // freemarker.core.TransformBlock this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    7     0  this  Lfreemarker/core/TransformBlock;
            0    7     1   idx  I
    MethodParameters:
      Name  Flags
      idx   

  private java.util.List getSortedNamedArgs();
    descriptor: ()Ljava/util/List;
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=4, locals=3, args_size=1
        start local 0 // freemarker.core.TransformBlock this
         0: .line 147
            aload 0 /* this */
            getfield freemarker.core.TransformBlock.sortedNamedArgsCache:Ljava/lang/ref/SoftReference;
            astore 1 /* ref */
        start local 1 // java.lang.ref.Reference ref
         1: .line 148
            aload 1 /* ref */
            ifnull 4
         2: .line 149
            aload 1 /* ref */
            invokevirtual java.lang.ref.Reference.get:()Ljava/lang/Object;
            checkcast java.util.List
            astore 2 /* res */
        start local 2 // java.util.List res
         3: .line 150
            aload 2 /* res */
            ifnull 4
            aload 2 /* res */
            areturn
        end local 2 // java.util.List res
         4: .line 153
      StackMap locals: java.lang.ref.Reference
      StackMap stack:
            aload 0 /* this */
            getfield freemarker.core.TransformBlock.namedArgs:Ljava/util/Map;
            invokestatic freemarker.core.MiscUtil.sortMapOfExpressions:(Ljava/util/Map;)Ljava/util/List;
            astore 2 /* res */
        start local 2 // java.util.List res
         5: .line 154
            aload 0 /* this */
            new java.lang.ref.SoftReference
            dup
            aload 2 /* res */
            invokespecial java.lang.ref.SoftReference.<init>:(Ljava/lang/Object;)V
            putfield freemarker.core.TransformBlock.sortedNamedArgsCache:Ljava/lang/ref/SoftReference;
         6: .line 155
            aload 2 /* res */
            areturn
        end local 2 // java.util.List res
        end local 1 // java.lang.ref.Reference ref
        end local 0 // freemarker.core.TransformBlock this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    7     0  this  Lfreemarker/core/TransformBlock;
            1    7     1   ref  Ljava/lang/ref/Reference;
            3    4     2   res  Ljava/util/List;
            5    7     2   res  Ljava/util/List;

  boolean isNestedBlockRepeater();
    descriptor: ()Z
    flags: (0x0000) 
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // freemarker.core.TransformBlock this
         0: .line 160
            iconst_0
            ireturn
        end local 0 // freemarker.core.TransformBlock this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lfreemarker/core/TransformBlock;

  boolean isShownInStackTrace();
    descriptor: ()Z
    flags: (0x0000) 
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // freemarker.core.TransformBlock this
         0: .line 165
            iconst_1
            ireturn
        end local 0 // freemarker.core.TransformBlock this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lfreemarker/core/TransformBlock;
}
SourceFile: "TransformBlock.java"
InnerClasses:
  public abstract Entry = java.util.Map$Entry of java.util.Map