public class org.antlr.v4.runtime.misc.DoubleKeyMap<Key1, Key2, Value>
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.antlr.v4.runtime.misc.DoubleKeyMap
  super_class: java.lang.Object
{
  java.util.Map<Key1, java.util.Map<Key2, Value>> data;
    descriptor: Ljava/util/Map;
    flags: (0x0000) 
    Signature: Ljava/util/Map<TKey1;Ljava/util/Map<TKey2;TValue;>;>;

  public void <init>();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // org.antlr.v4.runtime.misc.DoubleKeyMap this
         0: .line 18
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
         1: .line 19
            aload 0 /* this */
            new java.util.LinkedHashMap
            dup
            invokespecial java.util.LinkedHashMap.<init>:()V
            putfield org.antlr.v4.runtime.misc.DoubleKeyMap.data:Ljava/util/Map;
         2: .line 18
            return
        end local 0 // org.antlr.v4.runtime.misc.DoubleKeyMap this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0  this  Lorg/antlr/v4/runtime/misc/DoubleKeyMap<TKey1;TKey2;TValue;>;

  public Value put(Key1, Key2, );
    descriptor: (Ljava/lang/Object;Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=6, args_size=4
        start local 0 // org.antlr.v4.runtime.misc.DoubleKeyMap this
        start local 1 // java.lang.Object k1
        start local 2 // java.lang.Object k2
        start local 3 // java.lang.Object v
         0: .line 22
            aload 0 /* this */
            getfield org.antlr.v4.runtime.misc.DoubleKeyMap.data:Ljava/util/Map;
            aload 1 /* k1 */
            invokeinterface java.util.Map.get:(Ljava/lang/Object;)Ljava/lang/Object;
            checkcast java.util.Map
            astore 4 /* data2 */
        start local 4 // java.util.Map data2
         1: .line 23
            aconst_null
            astore 5 /* prev */
        start local 5 // java.lang.Object prev
         2: .line 24
            aload 4 /* data2 */
            ifnonnull 6
         3: .line 25
            new java.util.LinkedHashMap
            dup
            invokespecial java.util.LinkedHashMap.<init>:()V
            astore 4 /* data2 */
         4: .line 26
            aload 0 /* this */
            getfield org.antlr.v4.runtime.misc.DoubleKeyMap.data:Ljava/util/Map;
            aload 1 /* k1 */
            aload 4 /* data2 */
            invokeinterface java.util.Map.put:(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
            pop
         5: .line 27
            goto 7
         6: .line 29
      StackMap locals: java.util.Map java.lang.Object
      StackMap stack:
            aload 4 /* data2 */
            aload 2 /* k2 */
            invokeinterface java.util.Map.get:(Ljava/lang/Object;)Ljava/lang/Object;
            astore 5 /* prev */
         7: .line 31
      StackMap locals:
      StackMap stack:
            aload 4 /* data2 */
            aload 2 /* k2 */
            aload 3 /* v */
            invokeinterface java.util.Map.put:(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
            pop
         8: .line 32
            aload 5 /* prev */
            areturn
        end local 5 // java.lang.Object prev
        end local 4 // java.util.Map data2
        end local 3 // java.lang.Object v
        end local 2 // java.lang.Object k2
        end local 1 // java.lang.Object k1
        end local 0 // org.antlr.v4.runtime.misc.DoubleKeyMap this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    9     0   this  Lorg/antlr/v4/runtime/misc/DoubleKeyMap<TKey1;TKey2;TValue;>;
            0    9     1     k1  TKey1;
            0    9     2     k2  TKey2;
            0    9     3      v  TValue;
            1    9     4  data2  Ljava/util/Map<TKey2;TValue;>;
            2    9     5   prev  TValue;
    Signature: (TKey1;TKey2;TValue;)TValue;
    MethodParameters:
      Name  Flags
      k1    
      k2    
      v     

  public Value get(Key1, );
    descriptor: (Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=4, args_size=3
        start local 0 // org.antlr.v4.runtime.misc.DoubleKeyMap this
        start local 1 // java.lang.Object k1
        start local 2 // java.lang.Object k2
         0: .line 36
            aload 0 /* this */
            getfield org.antlr.v4.runtime.misc.DoubleKeyMap.data:Ljava/util/Map;
            aload 1 /* k1 */
            invokeinterface java.util.Map.get:(Ljava/lang/Object;)Ljava/lang/Object;
            checkcast java.util.Map
            astore 3 /* data2 */
        start local 3 // java.util.Map data2
         1: .line 37
            aload 3 /* data2 */
            ifnonnull 2
            aconst_null
            areturn
         2: .line 38
      StackMap locals: java.util.Map
      StackMap stack:
            aload 3 /* data2 */
            aload 2 /* k2 */
            invokeinterface java.util.Map.get:(Ljava/lang/Object;)Ljava/lang/Object;
            areturn
        end local 3 // java.util.Map data2
        end local 2 // java.lang.Object k2
        end local 1 // java.lang.Object k1
        end local 0 // org.antlr.v4.runtime.misc.DoubleKeyMap this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    3     0   this  Lorg/antlr/v4/runtime/misc/DoubleKeyMap<TKey1;TKey2;TValue;>;
            0    3     1     k1  TKey1;
            0    3     2     k2  TKey2;
            1    3     3  data2  Ljava/util/Map<TKey2;TValue;>;
    Signature: (TKey1;TKey2;)TValue;
    MethodParameters:
      Name  Flags
      k1    
      k2    

  public java.util.Map<Key2, Value> get(Key1);
    descriptor: (Ljava/lang/Object;)Ljava/util/Map;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=2
        start local 0 // org.antlr.v4.runtime.misc.DoubleKeyMap this
        start local 1 // java.lang.Object k1
         0: .line 41
            aload 0 /* this */
            getfield org.antlr.v4.runtime.misc.DoubleKeyMap.data:Ljava/util/Map;
            aload 1 /* k1 */
            invokeinterface java.util.Map.get:(Ljava/lang/Object;)Ljava/lang/Object;
            checkcast java.util.Map
            areturn
        end local 1 // java.lang.Object k1
        end local 0 // org.antlr.v4.runtime.misc.DoubleKeyMap this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/antlr/v4/runtime/misc/DoubleKeyMap<TKey1;TKey2;TValue;>;
            0    1     1    k1  TKey1;
    Signature: (TKey1;)Ljava/util/Map<TKey2;TValue;>;
    MethodParameters:
      Name  Flags
      k1    

  public java.util.Collection<Value> values(Key1);
    descriptor: (Ljava/lang/Object;)Ljava/util/Collection;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=3, args_size=2
        start local 0 // org.antlr.v4.runtime.misc.DoubleKeyMap this
        start local 1 // java.lang.Object k1
         0: .line 45
            aload 0 /* this */
            getfield org.antlr.v4.runtime.misc.DoubleKeyMap.data:Ljava/util/Map;
            aload 1 /* k1 */
            invokeinterface java.util.Map.get:(Ljava/lang/Object;)Ljava/lang/Object;
            checkcast java.util.Map
            astore 2 /* data2 */
        start local 2 // java.util.Map data2
         1: .line 46
            aload 2 /* data2 */
            ifnonnull 2
            aconst_null
            areturn
         2: .line 47
      StackMap locals: java.util.Map
      StackMap stack:
            aload 2 /* data2 */
            invokeinterface java.util.Map.values:()Ljava/util/Collection;
            areturn
        end local 2 // java.util.Map data2
        end local 1 // java.lang.Object k1
        end local 0 // org.antlr.v4.runtime.misc.DoubleKeyMap this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    3     0   this  Lorg/antlr/v4/runtime/misc/DoubleKeyMap<TKey1;TKey2;TValue;>;
            0    3     1     k1  TKey1;
            1    3     2  data2  Ljava/util/Map<TKey2;TValue;>;
    Signature: (TKey1;)Ljava/util/Collection<TValue;>;
    MethodParameters:
      Name  Flags
      k1    

  public java.util.Set<Key1> keySet();
    descriptor: ()Ljava/util/Set;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.antlr.v4.runtime.misc.DoubleKeyMap this
         0: .line 52
            aload 0 /* this */
            getfield org.antlr.v4.runtime.misc.DoubleKeyMap.data:Ljava/util/Map;
            invokeinterface java.util.Map.keySet:()Ljava/util/Set;
            areturn
        end local 0 // org.antlr.v4.runtime.misc.DoubleKeyMap this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/antlr/v4/runtime/misc/DoubleKeyMap<TKey1;TKey2;TValue;>;
    Signature: ()Ljava/util/Set<TKey1;>;

  public java.util.Set<Key2> keySet(Key1);
    descriptor: (Ljava/lang/Object;)Ljava/util/Set;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=3, args_size=2
        start local 0 // org.antlr.v4.runtime.misc.DoubleKeyMap this
        start local 1 // java.lang.Object k1
         0: .line 57
            aload 0 /* this */
            getfield org.antlr.v4.runtime.misc.DoubleKeyMap.data:Ljava/util/Map;
            aload 1 /* k1 */
            invokeinterface java.util.Map.get:(Ljava/lang/Object;)Ljava/lang/Object;
            checkcast java.util.Map
            astore 2 /* data2 */
        start local 2 // java.util.Map data2
         1: .line 58
            aload 2 /* data2 */
            ifnonnull 2
            aconst_null
            areturn
         2: .line 59
      StackMap locals: java.util.Map
      StackMap stack:
            aload 2 /* data2 */
            invokeinterface java.util.Map.keySet:()Ljava/util/Set;
            areturn
        end local 2 // java.util.Map data2
        end local 1 // java.lang.Object k1
        end local 0 // org.antlr.v4.runtime.misc.DoubleKeyMap this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    3     0   this  Lorg/antlr/v4/runtime/misc/DoubleKeyMap<TKey1;TKey2;TValue;>;
            0    3     1     k1  TKey1;
            1    3     2  data2  Ljava/util/Map<TKey2;TValue;>;
    Signature: (TKey1;)Ljava/util/Set<TKey2;>;
    MethodParameters:
      Name  Flags
      k1    
}
Signature: <Key1:Ljava/lang/Object;Key2:Ljava/lang/Object;Value:Ljava/lang/Object;>Ljava/lang/Object;
SourceFile: "DoubleKeyMap.java"