https://avro.apache.org: Avro core components (The Apache Software Foundation) 
public class org.apache.avro.Resolver$Promote extends org.apache.avro.Resolver$Action
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.apache.avro.Resolver$Promote
  super_class: org.apache.avro.Resolver$Action
{
  private static volatile int[] $SWITCH_TABLE$org$apache$avro$Schema$Type;
    descriptor: [I
    flags: (0x104a) ACC_PRIVATE, ACC_STATIC, ACC_VOLATILE, ACC_SYNTHETIC

  private void <init>(org.apache.avro.Schema, org.apache.avro.Schema, org.apache.avro.generic.GenericData);
    descriptor: (Lorg/apache/avro/Schema;Lorg/apache/avro/Schema;Lorg/apache/avro/generic/GenericData;)V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=5, locals=4, args_size=4
        start local 0 // org.apache.avro.Resolver$Promote this
        start local 1 // org.apache.avro.Schema w
        start local 2 // org.apache.avro.Schema r
        start local 3 // org.apache.avro.generic.GenericData d
         0: .line 253
            aload 0 /* this */
            aload 1 /* w */
            aload 2 /* r */
            aload 3 /* d */
            getstatic org.apache.avro.Resolver$Action$Type.PROMOTE:Lorg/apache/avro/Resolver$Action$Type;
            invokespecial org.apache.avro.Resolver$Action.<init>:(Lorg/apache/avro/Schema;Lorg/apache/avro/Schema;Lorg/apache/avro/generic/GenericData;Lorg/apache/avro/Resolver$Action$Type;)V
         1: .line 254
            return
        end local 3 // org.apache.avro.generic.GenericData d
        end local 2 // org.apache.avro.Schema r
        end local 1 // org.apache.avro.Schema w
        end local 0 // org.apache.avro.Resolver$Promote this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lorg/apache/avro/Resolver$Promote;
            0    2     1     w  Lorg/apache/avro/Schema;
            0    2     2     r  Lorg/apache/avro/Schema;
            0    2     3     d  Lorg/apache/avro/generic/GenericData;
    MethodParameters:
      Name  Flags
      w     
      r     
      d     

  public static org.apache.avro.Resolver$Action resolve(org.apache.avro.Schema, org.apache.avro.Schema, org.apache.avro.generic.GenericData);
    descriptor: (Lorg/apache/avro/Schema;Lorg/apache/avro/Schema;Lorg/apache/avro/generic/GenericData;)Lorg/apache/avro/Resolver$Action;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=6, locals=3, args_size=3
        start local 0 // org.apache.avro.Schema w
        start local 1 // org.apache.avro.Schema r
        start local 2 // org.apache.avro.generic.GenericData d
         0: .line 267
            aload 0 /* w */
            aload 1 /* r */
            invokestatic org.apache.avro.Resolver$Promote.isValid:(Lorg/apache/avro/Schema;Lorg/apache/avro/Schema;)Z
            ifeq 2
         1: .line 268
            new org.apache.avro.Resolver$Promote
            dup
            aload 0 /* w */
            aload 1 /* r */
            aload 2 /* d */
            invokespecial org.apache.avro.Resolver$Promote.<init>:(Lorg/apache/avro/Schema;Lorg/apache/avro/Schema;Lorg/apache/avro/generic/GenericData;)V
            areturn
         2: .line 270
      StackMap locals:
      StackMap stack:
            new org.apache.avro.Resolver$ErrorAction
            dup
            aload 0 /* w */
            aload 1 /* r */
            aload 2 /* d */
            getstatic org.apache.avro.Resolver$ErrorAction$ErrorType.INCOMPATIBLE_SCHEMA_TYPES:Lorg/apache/avro/Resolver$ErrorAction$ErrorType;
            invokespecial org.apache.avro.Resolver$ErrorAction.<init>:(Lorg/apache/avro/Schema;Lorg/apache/avro/Schema;Lorg/apache/avro/generic/GenericData;Lorg/apache/avro/Resolver$ErrorAction$ErrorType;)V
            areturn
        end local 2 // org.apache.avro.generic.GenericData d
        end local 1 // org.apache.avro.Schema r
        end local 0 // org.apache.avro.Schema w
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    3     0     w  Lorg/apache/avro/Schema;
            0    3     1     r  Lorg/apache/avro/Schema;
            0    3     2     d  Lorg/apache/avro/generic/GenericData;
    MethodParameters:
      Name  Flags
      w     
      r     
      d     

  public static boolean isValid(org.apache.avro.Schema, org.apache.avro.Schema);
    descriptor: (Lorg/apache/avro/Schema;Lorg/apache/avro/Schema;)Z
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=3, locals=3, args_size=2
        start local 0 // org.apache.avro.Schema w
        start local 1 // org.apache.avro.Schema r
         0: .line 279
            aload 0 /* w */
            invokevirtual org.apache.avro.Schema.getType:()Lorg/apache/avro/Schema$Type;
            aload 1 /* r */
            invokevirtual org.apache.avro.Schema.getType:()Lorg/apache/avro/Schema$Type;
            if_acmpne 2
         1: .line 280
            new java.lang.IllegalArgumentException
            dup
            ldc "Only use when reader and writer are different."
            invokespecial java.lang.IllegalArgumentException.<init>:(Ljava/lang/String;)V
            athrow
         2: .line 281
      StackMap locals:
      StackMap stack:
            aload 0 /* w */
            invokevirtual org.apache.avro.Schema.getType:()Lorg/apache/avro/Schema$Type;
            astore 2 /* wt */
        start local 2 // org.apache.avro.Schema$Type wt
         3: .line 282
            invokestatic org.apache.avro.Resolver$Promote.$SWITCH_TABLE$org$apache$avro$Schema$Type:()[I
            aload 1 /* r */
            invokevirtual org.apache.avro.Schema.getType:()Lorg/apache/avro/Schema$Type;
            invokevirtual org.apache.avro.Schema$Type.ordinal:()I
            iaload
            tableswitch { // 7 - 12
                    7: 16
                    8: 16
                    9: 4
                   10: 7
                   11: 10
                   12: 13
              default: 18
          }
         4: .line 284
      StackMap locals: org.apache.avro.Schema$Type
      StackMap stack:
            invokestatic org.apache.avro.Resolver$Promote.$SWITCH_TABLE$org$apache$avro$Schema$Type:()[I
            aload 2 /* wt */
            invokevirtual org.apache.avro.Schema$Type.ordinal:()I
            iaload
            tableswitch { // 9 - 9
                    9: 5
              default: 6
          }
         5: .line 286
      StackMap locals:
      StackMap stack:
            iconst_1
            ireturn
         6: .line 288
      StackMap locals:
      StackMap stack:
            goto 18
         7: .line 290
      StackMap locals:
      StackMap stack:
            invokestatic org.apache.avro.Resolver$Promote.$SWITCH_TABLE$org$apache$avro$Schema$Type:()[I
            aload 2 /* wt */
            invokevirtual org.apache.avro.Schema$Type.ordinal:()I
            iaload
            tableswitch { // 9 - 10
                    9: 8
                   10: 8
              default: 9
          }
         8: .line 293
      StackMap locals:
      StackMap stack:
            iconst_1
            ireturn
         9: .line 295
      StackMap locals:
      StackMap stack:
            goto 18
        10: .line 297
      StackMap locals:
      StackMap stack:
            invokestatic org.apache.avro.Resolver$Promote.$SWITCH_TABLE$org$apache$avro$Schema$Type:()[I
            aload 2 /* wt */
            invokevirtual org.apache.avro.Schema$Type.ordinal:()I
            iaload
            tableswitch { // 9 - 11
                    9: 11
                   10: 11
                   11: 11
              default: 12
          }
        11: .line 301
      StackMap locals:
      StackMap stack:
            iconst_1
            ireturn
        12: .line 303
      StackMap locals:
      StackMap stack:
            goto 18
        13: .line 305
      StackMap locals:
      StackMap stack:
            invokestatic org.apache.avro.Resolver$Promote.$SWITCH_TABLE$org$apache$avro$Schema$Type:()[I
            aload 2 /* wt */
            invokevirtual org.apache.avro.Schema$Type.ordinal:()I
            iaload
            tableswitch { // 9 - 12
                    9: 14
                   10: 14
                   11: 14
                   12: 14
              default: 15
          }
        14: .line 310
      StackMap locals:
      StackMap stack:
            iconst_1
            ireturn
        15: .line 312
      StackMap locals:
      StackMap stack:
            goto 18
        16: .line 315
      StackMap locals:
      StackMap stack:
            invokestatic org.apache.avro.Resolver$Promote.$SWITCH_TABLE$org$apache$avro$Schema$Type:()[I
            aload 2 /* wt */
            invokevirtual org.apache.avro.Schema$Type.ordinal:()I
            iaload
            tableswitch { // 7 - 8
                    7: 17
                    8: 17
              default: 18
          }
        17: .line 318
      StackMap locals:
      StackMap stack:
            iconst_1
            ireturn
        18: .line 322
      StackMap locals:
      StackMap stack:
            iconst_0
            ireturn
        end local 2 // org.apache.avro.Schema$Type wt
        end local 1 // org.apache.avro.Schema r
        end local 0 // org.apache.avro.Schema w
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   19     0     w  Lorg/apache/avro/Schema;
            0   19     1     r  Lorg/apache/avro/Schema;
            3   19     2    wt  Lorg/apache/avro/Schema$Type;
    MethodParameters:
      Name  Flags
      w     
      r     

  static int[] $SWITCH_TABLE$org$apache$avro$Schema$Type();
    descriptor: ()[I
    flags: (0x1008) ACC_STATIC, ACC_SYNTHETIC
    Code:
      stack=3, locals=1, args_size=0
         0: .line 251
            getstatic org.apache.avro.Resolver$Promote.$SWITCH_TABLE$org$apache$avro$Schema$Type:[I
            dup
            ifnull 1
            areturn
      StackMap locals:
      StackMap stack: int[]
         1: pop
            invokestatic org.apache.avro.Schema$Type.values:()[Lorg/apache/avro/Schema$Type;
            arraylength
            newarray 10
            astore 0
         2: aload 0
            getstatic org.apache.avro.Schema$Type.ARRAY:Lorg/apache/avro/Schema$Type;
            invokevirtual org.apache.avro.Schema$Type.ordinal:()I
            iconst_3
            iastore
         3: goto 5
      StackMap locals: int[]
      StackMap stack: java.lang.NoSuchFieldError
         4: pop
      StackMap locals:
      StackMap stack:
         5: aload 0
            getstatic org.apache.avro.Schema$Type.BOOLEAN:Lorg/apache/avro/Schema$Type;
            invokevirtual org.apache.avro.Schema$Type.ordinal:()I
            bipush 13
            iastore
         6: goto 8
      StackMap locals:
      StackMap stack: java.lang.NoSuchFieldError
         7: pop
      StackMap locals:
      StackMap stack:
         8: aload 0
            getstatic org.apache.avro.Schema$Type.BYTES:Lorg/apache/avro/Schema$Type;
            invokevirtual org.apache.avro.Schema$Type.ordinal:()I
            bipush 8
            iastore
         9: goto 11
      StackMap locals:
      StackMap stack: java.lang.NoSuchFieldError
        10: pop
      StackMap locals:
      StackMap stack:
        11: aload 0
            getstatic org.apache.avro.Schema$Type.DOUBLE:Lorg/apache/avro/Schema$Type;
            invokevirtual org.apache.avro.Schema$Type.ordinal:()I
            bipush 12
            iastore
        12: goto 14
      StackMap locals:
      StackMap stack: java.lang.NoSuchFieldError
        13: pop
      StackMap locals:
      StackMap stack:
        14: aload 0
            getstatic org.apache.avro.Schema$Type.ENUM:Lorg/apache/avro/Schema$Type;
            invokevirtual org.apache.avro.Schema$Type.ordinal:()I
            iconst_2
            iastore
        15: goto 17
      StackMap locals:
      StackMap stack: java.lang.NoSuchFieldError
        16: pop
      StackMap locals:
      StackMap stack:
        17: aload 0
            getstatic org.apache.avro.Schema$Type.FIXED:Lorg/apache/avro/Schema$Type;
            invokevirtual org.apache.avro.Schema$Type.ordinal:()I
            bipush 6
            iastore
        18: goto 20
      StackMap locals:
      StackMap stack: java.lang.NoSuchFieldError
        19: pop
      StackMap locals:
      StackMap stack:
        20: aload 0
            getstatic org.apache.avro.Schema$Type.FLOAT:Lorg/apache/avro/Schema$Type;
            invokevirtual org.apache.avro.Schema$Type.ordinal:()I
            bipush 11
            iastore
        21: goto 23
      StackMap locals:
      StackMap stack: java.lang.NoSuchFieldError
        22: pop
      StackMap locals:
      StackMap stack:
        23: aload 0
            getstatic org.apache.avro.Schema$Type.INT:Lorg/apache/avro/Schema$Type;
            invokevirtual org.apache.avro.Schema$Type.ordinal:()I
            bipush 9
            iastore
        24: goto 26
      StackMap locals:
      StackMap stack: java.lang.NoSuchFieldError
        25: pop
      StackMap locals:
      StackMap stack:
        26: aload 0
            getstatic org.apache.avro.Schema$Type.LONG:Lorg/apache/avro/Schema$Type;
            invokevirtual org.apache.avro.Schema$Type.ordinal:()I
            bipush 10
            iastore
        27: goto 29
      StackMap locals:
      StackMap stack: java.lang.NoSuchFieldError
        28: pop
      StackMap locals:
      StackMap stack:
        29: aload 0
            getstatic org.apache.avro.Schema$Type.MAP:Lorg/apache/avro/Schema$Type;
            invokevirtual org.apache.avro.Schema$Type.ordinal:()I
            iconst_4
            iastore
        30: goto 32
      StackMap locals:
      StackMap stack: java.lang.NoSuchFieldError
        31: pop
      StackMap locals:
      StackMap stack:
        32: aload 0
            getstatic org.apache.avro.Schema$Type.NULL:Lorg/apache/avro/Schema$Type;
            invokevirtual org.apache.avro.Schema$Type.ordinal:()I
            bipush 14
            iastore
        33: goto 35
      StackMap locals:
      StackMap stack: java.lang.NoSuchFieldError
        34: pop
      StackMap locals:
      StackMap stack:
        35: aload 0
            getstatic org.apache.avro.Schema$Type.RECORD:Lorg/apache/avro/Schema$Type;
            invokevirtual org.apache.avro.Schema$Type.ordinal:()I
            iconst_1
            iastore
        36: goto 38
      StackMap locals:
      StackMap stack: java.lang.NoSuchFieldError
        37: pop
      StackMap locals:
      StackMap stack:
        38: aload 0
            getstatic org.apache.avro.Schema$Type.STRING:Lorg/apache/avro/Schema$Type;
            invokevirtual org.apache.avro.Schema$Type.ordinal:()I
            bipush 7
            iastore
        39: goto 41
      StackMap locals:
      StackMap stack: java.lang.NoSuchFieldError
        40: pop
      StackMap locals:
      StackMap stack:
        41: aload 0
            getstatic org.apache.avro.Schema$Type.UNION:Lorg/apache/avro/Schema$Type;
            invokevirtual org.apache.avro.Schema$Type.ordinal:()I
            iconst_5
            iastore
        42: goto 44
      StackMap locals:
      StackMap stack: java.lang.NoSuchFieldError
        43: pop
      StackMap locals:
      StackMap stack:
        44: aload 0
            dup
            putstatic org.apache.avro.Resolver$Promote.$SWITCH_TABLE$org$apache$avro$Schema$Type:[I
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature
      Exception table:
        from    to  target  type
           2     3       4  Class java.lang.NoSuchFieldError
           5     6       7  Class java.lang.NoSuchFieldError
           8     9      10  Class java.lang.NoSuchFieldError
          11    12      13  Class java.lang.NoSuchFieldError
          14    15      16  Class java.lang.NoSuchFieldError
          17    18      19  Class java.lang.NoSuchFieldError
          20    21      22  Class java.lang.NoSuchFieldError
          23    24      25  Class java.lang.NoSuchFieldError
          26    27      28  Class java.lang.NoSuchFieldError
          29    30      31  Class java.lang.NoSuchFieldError
          32    33      34  Class java.lang.NoSuchFieldError
          35    36      37  Class java.lang.NoSuchFieldError
          38    39      40  Class java.lang.NoSuchFieldError
          41    42      43  Class java.lang.NoSuchFieldError
}
SourceFile: "Resolver.java"
NestHost: org.apache.avro.Resolver
InnerClasses:
  public abstract Action = org.apache.avro.Resolver$Action of org.apache.avro.Resolver
  public final Type = org.apache.avro.Resolver$Action$Type of org.apache.avro.Resolver$Action
  public ErrorAction = org.apache.avro.Resolver$ErrorAction of org.apache.avro.Resolver
  public final ErrorType = org.apache.avro.Resolver$ErrorAction$ErrorType of org.apache.avro.Resolver$ErrorAction
  public Promote = org.apache.avro.Resolver$Promote of org.apache.avro.Resolver
  public final Type = org.apache.avro.Schema$Type of org.apache.avro.Schema