https://developers.google.com/protocol-buffers/protobuf-java/: Core Protocol Buffers library. Protocol Buffers are a way of encoding structured data in an efficient yet extensible format. 
public final class com.google.protobuf.UnknownFieldSet$Field$Builder
  minor version: 0
  major version: 59
  flags: flags: (0x0031) ACC_PUBLIC, ACC_FINAL, ACC_SUPER
  this_class: com.google.protobuf.UnknownFieldSet$Field$Builder
  super_class: java.lang.Object
{
  private com.google.protobuf.UnknownFieldSet$Field result;
    descriptor: Lcom/google/protobuf/UnknownFieldSet$Field;
    flags: (0x0002) ACC_PRIVATE

  private void <init>();
    descriptor: ()V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.google.protobuf.UnknownFieldSet$Field$Builder this
         0: .line 916
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
            return
        end local 0 // com.google.protobuf.UnknownFieldSet$Field$Builder this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/google/protobuf/UnknownFieldSet$Field$Builder;

  private static com.google.protobuf.UnknownFieldSet$Field$Builder create();
    descriptor: ()Lcom/google/protobuf/UnknownFieldSet$Field$Builder;
    flags: (0x000a) ACC_PRIVATE, ACC_STATIC
    Code:
      stack=3, locals=1, args_size=0
         0: .line 919
            new com.google.protobuf.UnknownFieldSet$Field$Builder
            dup
            invokespecial com.google.protobuf.UnknownFieldSet$Field$Builder.<init>:()V
            astore 0 /* builder */
        start local 0 // com.google.protobuf.UnknownFieldSet$Field$Builder builder
         1: .line 920
            aload 0 /* builder */
            new com.google.protobuf.UnknownFieldSet$Field
            dup
            invokespecial com.google.protobuf.UnknownFieldSet$Field.<init>:()V
            putfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
         2: .line 921
            aload 0 /* builder */
            areturn
        end local 0 // com.google.protobuf.UnknownFieldSet$Field$Builder builder
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            1    3     0  builder  Lcom/google/protobuf/UnknownFieldSet$Field$Builder;

  public com.google.protobuf.UnknownFieldSet$Field build();
    descriptor: ()Lcom/google/protobuf/UnknownFieldSet$Field;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=2, args_size=1
        start local 0 // com.google.protobuf.UnknownFieldSet$Field$Builder this
         0: .line 932
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            getfield com.google.protobuf.UnknownFieldSet$Field.varint:Ljava/util/List;
            ifnonnull 3
         1: .line 933
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            invokestatic java.util.Collections.emptyList:()Ljava/util/List;
            putfield com.google.protobuf.UnknownFieldSet$Field.varint:Ljava/util/List;
         2: .line 934
            goto 4
         3: .line 935
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            getfield com.google.protobuf.UnknownFieldSet$Field.varint:Ljava/util/List;
            invokestatic java.util.Collections.unmodifiableList:(Ljava/util/List;)Ljava/util/List;
            putfield com.google.protobuf.UnknownFieldSet$Field.varint:Ljava/util/List;
         4: .line 937
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            getfield com.google.protobuf.UnknownFieldSet$Field.fixed32:Ljava/util/List;
            ifnonnull 7
         5: .line 938
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            invokestatic java.util.Collections.emptyList:()Ljava/util/List;
            putfield com.google.protobuf.UnknownFieldSet$Field.fixed32:Ljava/util/List;
         6: .line 939
            goto 8
         7: .line 940
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            getfield com.google.protobuf.UnknownFieldSet$Field.fixed32:Ljava/util/List;
            invokestatic java.util.Collections.unmodifiableList:(Ljava/util/List;)Ljava/util/List;
            putfield com.google.protobuf.UnknownFieldSet$Field.fixed32:Ljava/util/List;
         8: .line 942
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            getfield com.google.protobuf.UnknownFieldSet$Field.fixed64:Ljava/util/List;
            ifnonnull 11
         9: .line 943
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            invokestatic java.util.Collections.emptyList:()Ljava/util/List;
            putfield com.google.protobuf.UnknownFieldSet$Field.fixed64:Ljava/util/List;
        10: .line 944
            goto 12
        11: .line 945
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            getfield com.google.protobuf.UnknownFieldSet$Field.fixed64:Ljava/util/List;
            invokestatic java.util.Collections.unmodifiableList:(Ljava/util/List;)Ljava/util/List;
            putfield com.google.protobuf.UnknownFieldSet$Field.fixed64:Ljava/util/List;
        12: .line 947
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            getfield com.google.protobuf.UnknownFieldSet$Field.lengthDelimited:Ljava/util/List;
            ifnonnull 15
        13: .line 948
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            invokestatic java.util.Collections.emptyList:()Ljava/util/List;
            putfield com.google.protobuf.UnknownFieldSet$Field.lengthDelimited:Ljava/util/List;
        14: .line 949
            goto 16
        15: .line 950
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            getfield com.google.protobuf.UnknownFieldSet$Field.lengthDelimited:Ljava/util/List;
            invokestatic java.util.Collections.unmodifiableList:(Ljava/util/List;)Ljava/util/List;
            putfield com.google.protobuf.UnknownFieldSet$Field.lengthDelimited:Ljava/util/List;
        16: .line 952
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            getfield com.google.protobuf.UnknownFieldSet$Field.group:Ljava/util/List;
            ifnonnull 19
        17: .line 953
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            invokestatic java.util.Collections.emptyList:()Ljava/util/List;
            putfield com.google.protobuf.UnknownFieldSet$Field.group:Ljava/util/List;
        18: .line 954
            goto 20
        19: .line 955
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            getfield com.google.protobuf.UnknownFieldSet$Field.group:Ljava/util/List;
            invokestatic java.util.Collections.unmodifiableList:(Ljava/util/List;)Ljava/util/List;
            putfield com.google.protobuf.UnknownFieldSet$Field.group:Ljava/util/List;
        20: .line 958
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            astore 1 /* returnMe */
        start local 1 // com.google.protobuf.UnknownFieldSet$Field returnMe
        21: .line 959
            aload 0 /* this */
            aconst_null
            putfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
        22: .line 960
            aload 1 /* returnMe */
            areturn
        end local 1 // com.google.protobuf.UnknownFieldSet$Field returnMe
        end local 0 // com.google.protobuf.UnknownFieldSet$Field$Builder this
      LocalVariableTable:
        Start  End  Slot      Name  Signature
            0   23     0      this  Lcom/google/protobuf/UnknownFieldSet$Field$Builder;
           21   23     1  returnMe  Lcom/google/protobuf/UnknownFieldSet$Field;

  public com.google.protobuf.UnknownFieldSet$Field$Builder clear();
    descriptor: ()Lcom/google/protobuf/UnknownFieldSet$Field$Builder;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=1, args_size=1
        start local 0 // com.google.protobuf.UnknownFieldSet$Field$Builder this
         0: .line 965
            aload 0 /* this */
            new com.google.protobuf.UnknownFieldSet$Field
            dup
            invokespecial com.google.protobuf.UnknownFieldSet$Field.<init>:()V
            putfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
         1: .line 966
            aload 0 /* this */
            areturn
        end local 0 // com.google.protobuf.UnknownFieldSet$Field$Builder this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lcom/google/protobuf/UnknownFieldSet$Field$Builder;

  public com.google.protobuf.UnknownFieldSet$Field$Builder mergeFrom(com.google.protobuf.UnknownFieldSet$Field);
    descriptor: (Lcom/google/protobuf/UnknownFieldSet$Field;)Lcom/google/protobuf/UnknownFieldSet$Field$Builder;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // com.google.protobuf.UnknownFieldSet$Field$Builder this
        start local 1 // com.google.protobuf.UnknownFieldSet$Field other
         0: .line 974
            aload 1 /* other */
            getfield com.google.protobuf.UnknownFieldSet$Field.varint:Ljava/util/List;
            invokeinterface java.util.List.isEmpty:()Z
            ifne 4
         1: .line 975
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            getfield com.google.protobuf.UnknownFieldSet$Field.varint:Ljava/util/List;
            ifnonnull 3
         2: .line 976
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            new java.util.ArrayList
            dup
            invokespecial java.util.ArrayList.<init>:()V
            putfield com.google.protobuf.UnknownFieldSet$Field.varint:Ljava/util/List;
         3: .line 978
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            getfield com.google.protobuf.UnknownFieldSet$Field.varint:Ljava/util/List;
            aload 1 /* other */
            getfield com.google.protobuf.UnknownFieldSet$Field.varint:Ljava/util/List;
            invokeinterface java.util.List.addAll:(Ljava/util/Collection;)Z
            pop
         4: .line 980
      StackMap locals:
      StackMap stack:
            aload 1 /* other */
            getfield com.google.protobuf.UnknownFieldSet$Field.fixed32:Ljava/util/List;
            invokeinterface java.util.List.isEmpty:()Z
            ifne 8
         5: .line 981
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            getfield com.google.protobuf.UnknownFieldSet$Field.fixed32:Ljava/util/List;
            ifnonnull 7
         6: .line 982
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            new java.util.ArrayList
            dup
            invokespecial java.util.ArrayList.<init>:()V
            putfield com.google.protobuf.UnknownFieldSet$Field.fixed32:Ljava/util/List;
         7: .line 984
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            getfield com.google.protobuf.UnknownFieldSet$Field.fixed32:Ljava/util/List;
            aload 1 /* other */
            getfield com.google.protobuf.UnknownFieldSet$Field.fixed32:Ljava/util/List;
            invokeinterface java.util.List.addAll:(Ljava/util/Collection;)Z
            pop
         8: .line 986
      StackMap locals:
      StackMap stack:
            aload 1 /* other */
            getfield com.google.protobuf.UnknownFieldSet$Field.fixed64:Ljava/util/List;
            invokeinterface java.util.List.isEmpty:()Z
            ifne 12
         9: .line 987
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            getfield com.google.protobuf.UnknownFieldSet$Field.fixed64:Ljava/util/List;
            ifnonnull 11
        10: .line 988
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            new java.util.ArrayList
            dup
            invokespecial java.util.ArrayList.<init>:()V
            putfield com.google.protobuf.UnknownFieldSet$Field.fixed64:Ljava/util/List;
        11: .line 990
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            getfield com.google.protobuf.UnknownFieldSet$Field.fixed64:Ljava/util/List;
            aload 1 /* other */
            getfield com.google.protobuf.UnknownFieldSet$Field.fixed64:Ljava/util/List;
            invokeinterface java.util.List.addAll:(Ljava/util/Collection;)Z
            pop
        12: .line 992
      StackMap locals:
      StackMap stack:
            aload 1 /* other */
            getfield com.google.protobuf.UnknownFieldSet$Field.lengthDelimited:Ljava/util/List;
            invokeinterface java.util.List.isEmpty:()Z
            ifne 16
        13: .line 993
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            getfield com.google.protobuf.UnknownFieldSet$Field.lengthDelimited:Ljava/util/List;
            ifnonnull 15
        14: .line 994
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            new java.util.ArrayList
            dup
            invokespecial java.util.ArrayList.<init>:()V
            putfield com.google.protobuf.UnknownFieldSet$Field.lengthDelimited:Ljava/util/List;
        15: .line 996
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            getfield com.google.protobuf.UnknownFieldSet$Field.lengthDelimited:Ljava/util/List;
            aload 1 /* other */
            getfield com.google.protobuf.UnknownFieldSet$Field.lengthDelimited:Ljava/util/List;
            invokeinterface java.util.List.addAll:(Ljava/util/Collection;)Z
            pop
        16: .line 998
      StackMap locals:
      StackMap stack:
            aload 1 /* other */
            getfield com.google.protobuf.UnknownFieldSet$Field.group:Ljava/util/List;
            invokeinterface java.util.List.isEmpty:()Z
            ifne 20
        17: .line 999
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            getfield com.google.protobuf.UnknownFieldSet$Field.group:Ljava/util/List;
            ifnonnull 19
        18: .line 1000
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            new java.util.ArrayList
            dup
            invokespecial java.util.ArrayList.<init>:()V
            putfield com.google.protobuf.UnknownFieldSet$Field.group:Ljava/util/List;
        19: .line 1002
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            getfield com.google.protobuf.UnknownFieldSet$Field.group:Ljava/util/List;
            aload 1 /* other */
            getfield com.google.protobuf.UnknownFieldSet$Field.group:Ljava/util/List;
            invokeinterface java.util.List.addAll:(Ljava/util/Collection;)Z
            pop
        20: .line 1004
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            areturn
        end local 1 // com.google.protobuf.UnknownFieldSet$Field other
        end local 0 // com.google.protobuf.UnknownFieldSet$Field$Builder this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0   21     0   this  Lcom/google/protobuf/UnknownFieldSet$Field$Builder;
            0   21     1  other  Lcom/google/protobuf/UnknownFieldSet$Field;
    MethodParameters:
       Name  Flags
      other  final

  public com.google.protobuf.UnknownFieldSet$Field$Builder addVarint(long);
    descriptor: (J)Lcom/google/protobuf/UnknownFieldSet$Field$Builder;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=3, args_size=2
        start local 0 // com.google.protobuf.UnknownFieldSet$Field$Builder this
        start local 1 // long value
         0: .line 1009
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            getfield com.google.protobuf.UnknownFieldSet$Field.varint:Ljava/util/List;
            ifnonnull 2
         1: .line 1010
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            new java.util.ArrayList
            dup
            invokespecial java.util.ArrayList.<init>:()V
            putfield com.google.protobuf.UnknownFieldSet$Field.varint:Ljava/util/List;
         2: .line 1012
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            getfield com.google.protobuf.UnknownFieldSet$Field.varint:Ljava/util/List;
            lload 1 /* value */
            invokestatic java.lang.Long.valueOf:(J)Ljava/lang/Long;
            invokeinterface java.util.List.add:(Ljava/lang/Object;)Z
            pop
         3: .line 1013
            aload 0 /* this */
            areturn
        end local 1 // long value
        end local 0 // com.google.protobuf.UnknownFieldSet$Field$Builder this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    4     0   this  Lcom/google/protobuf/UnknownFieldSet$Field$Builder;
            0    4     1  value  J
    MethodParameters:
       Name  Flags
      value  final

  public com.google.protobuf.UnknownFieldSet$Field$Builder addFixed32(int);
    descriptor: (I)Lcom/google/protobuf/UnknownFieldSet$Field$Builder;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // com.google.protobuf.UnknownFieldSet$Field$Builder this
        start local 1 // int value
         0: .line 1018
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            getfield com.google.protobuf.UnknownFieldSet$Field.fixed32:Ljava/util/List;
            ifnonnull 2
         1: .line 1019
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            new java.util.ArrayList
            dup
            invokespecial java.util.ArrayList.<init>:()V
            putfield com.google.protobuf.UnknownFieldSet$Field.fixed32:Ljava/util/List;
         2: .line 1021
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            getfield com.google.protobuf.UnknownFieldSet$Field.fixed32:Ljava/util/List;
            iload 1 /* value */
            invokestatic java.lang.Integer.valueOf:(I)Ljava/lang/Integer;
            invokeinterface java.util.List.add:(Ljava/lang/Object;)Z
            pop
         3: .line 1022
            aload 0 /* this */
            areturn
        end local 1 // int value
        end local 0 // com.google.protobuf.UnknownFieldSet$Field$Builder this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    4     0   this  Lcom/google/protobuf/UnknownFieldSet$Field$Builder;
            0    4     1  value  I
    MethodParameters:
       Name  Flags
      value  final

  public com.google.protobuf.UnknownFieldSet$Field$Builder addFixed64(long);
    descriptor: (J)Lcom/google/protobuf/UnknownFieldSet$Field$Builder;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=3, args_size=2
        start local 0 // com.google.protobuf.UnknownFieldSet$Field$Builder this
        start local 1 // long value
         0: .line 1027
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            getfield com.google.protobuf.UnknownFieldSet$Field.fixed64:Ljava/util/List;
            ifnonnull 2
         1: .line 1028
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            new java.util.ArrayList
            dup
            invokespecial java.util.ArrayList.<init>:()V
            putfield com.google.protobuf.UnknownFieldSet$Field.fixed64:Ljava/util/List;
         2: .line 1030
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            getfield com.google.protobuf.UnknownFieldSet$Field.fixed64:Ljava/util/List;
            lload 1 /* value */
            invokestatic java.lang.Long.valueOf:(J)Ljava/lang/Long;
            invokeinterface java.util.List.add:(Ljava/lang/Object;)Z
            pop
         3: .line 1031
            aload 0 /* this */
            areturn
        end local 1 // long value
        end local 0 // com.google.protobuf.UnknownFieldSet$Field$Builder this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    4     0   this  Lcom/google/protobuf/UnknownFieldSet$Field$Builder;
            0    4     1  value  J
    MethodParameters:
       Name  Flags
      value  final

  public com.google.protobuf.UnknownFieldSet$Field$Builder addLengthDelimited(com.google.protobuf.ByteString);
    descriptor: (Lcom/google/protobuf/ByteString;)Lcom/google/protobuf/UnknownFieldSet$Field$Builder;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // com.google.protobuf.UnknownFieldSet$Field$Builder this
        start local 1 // com.google.protobuf.ByteString value
         0: .line 1036
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            getfield com.google.protobuf.UnknownFieldSet$Field.lengthDelimited:Ljava/util/List;
            ifnonnull 2
         1: .line 1037
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            new java.util.ArrayList
            dup
            invokespecial java.util.ArrayList.<init>:()V
            putfield com.google.protobuf.UnknownFieldSet$Field.lengthDelimited:Ljava/util/List;
         2: .line 1039
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            getfield com.google.protobuf.UnknownFieldSet$Field.lengthDelimited:Ljava/util/List;
            aload 1 /* value */
            invokeinterface java.util.List.add:(Ljava/lang/Object;)Z
            pop
         3: .line 1040
            aload 0 /* this */
            areturn
        end local 1 // com.google.protobuf.ByteString value
        end local 0 // com.google.protobuf.UnknownFieldSet$Field$Builder this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    4     0   this  Lcom/google/protobuf/UnknownFieldSet$Field$Builder;
            0    4     1  value  Lcom/google/protobuf/ByteString;
    MethodParameters:
       Name  Flags
      value  final

  public com.google.protobuf.UnknownFieldSet$Field$Builder addGroup(com.google.protobuf.UnknownFieldSet);
    descriptor: (Lcom/google/protobuf/UnknownFieldSet;)Lcom/google/protobuf/UnknownFieldSet$Field$Builder;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=2
        start local 0 // com.google.protobuf.UnknownFieldSet$Field$Builder this
        start local 1 // com.google.protobuf.UnknownFieldSet value
         0: .line 1045
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            getfield com.google.protobuf.UnknownFieldSet$Field.group:Ljava/util/List;
            ifnonnull 2
         1: .line 1046
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            new java.util.ArrayList
            dup
            invokespecial java.util.ArrayList.<init>:()V
            putfield com.google.protobuf.UnknownFieldSet$Field.group:Ljava/util/List;
         2: .line 1048
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield com.google.protobuf.UnknownFieldSet$Field$Builder.result:Lcom/google/protobuf/UnknownFieldSet$Field;
            getfield com.google.protobuf.UnknownFieldSet$Field.group:Ljava/util/List;
            aload 1 /* value */
            invokeinterface java.util.List.add:(Ljava/lang/Object;)Z
            pop
         3: .line 1049
            aload 0 /* this */
            areturn
        end local 1 // com.google.protobuf.UnknownFieldSet value
        end local 0 // com.google.protobuf.UnknownFieldSet$Field$Builder this
      LocalVariableTable:
        Start  End  Slot   Name  Signature
            0    4     0   this  Lcom/google/protobuf/UnknownFieldSet$Field$Builder;
            0    4     1  value  Lcom/google/protobuf/UnknownFieldSet;
    MethodParameters:
       Name  Flags
      value  final
}
SourceFile: "UnknownFieldSet.java"
NestHost: com.google.protobuf.UnknownFieldSet
InnerClasses:
  public final Field = com.google.protobuf.UnknownFieldSet$Field of com.google.protobuf.UnknownFieldSet
  public final Builder = com.google.protobuf.UnknownFieldSet$Field$Builder of com.google.protobuf.UnknownFieldSet$Field