parquet-column/src/main/java/org/apache/parquet/schema/Types.java [883:944]:
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      public ValueBuilder<MP, M> value(PrimitiveTypeName type, Type.Repetition repetition) {
        mapBuilder.setKeyType(build("key"));
        return new ValueBuilder<>(mapBuilder, type).repetition(repetition);
      }

      public ValueBuilder<MP, M> requiredValue(PrimitiveTypeName type) {
        return value(type, Type.Repetition.REQUIRED);
      }

      public ValueBuilder<MP, M> optionalValue(PrimitiveTypeName type) {
        return value(type, Type.Repetition.OPTIONAL);
      }

      public GroupValueBuilder<MP, M> groupValue(Type.Repetition repetition) {
        mapBuilder.setKeyType(build("key"));
        return new GroupValueBuilder<>(mapBuilder).repetition(repetition);
      }

      public GroupValueBuilder<MP, M> requiredGroupValue() {
        return groupValue(Type.Repetition.REQUIRED);
      }

      public GroupValueBuilder<MP, M> optionalGroupValue() {
        return groupValue(Type.Repetition.OPTIONAL);
      }

      public MapValueBuilder<MP, M> mapValue(Type.Repetition repetition) {
        mapBuilder.setKeyType(build("key"));
        return new MapValueBuilder<>(mapBuilder).repetition(repetition);
      }

      public MapValueBuilder<MP, M> requiredMapValue() {
        return mapValue(Type.Repetition.REQUIRED);
      }

      public MapValueBuilder<MP, M> optionalMapValue() {
        return mapValue(Type.Repetition.OPTIONAL);
      }

      public ListValueBuilder<MP, M> listValue(Type.Repetition repetition) {
        mapBuilder.setKeyType(build("key"));
        return new ListValueBuilder<>(mapBuilder).repetition(repetition);
      }

      public ListValueBuilder<MP, M> requiredListValue() {
        return listValue(Type.Repetition.REQUIRED);
      }

      public ListValueBuilder<MP, M> optionalListValue() {
        return listValue(Type.Repetition.OPTIONAL);
      }

      public M value(Type type) {
        mapBuilder.setKeyType(build("key"));
        mapBuilder.setValueType(type);
        return this.mapBuilder;
      }

      @Override
      public MP named(String name) {
        mapBuilder.setKeyType(build("key"));
        return mapBuilder.named(name);
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parquet-column/src/main/java/org/apache/parquet/schema/Types.java [989:1050]:
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      public ValueBuilder<MP, M> value(PrimitiveTypeName type, Type.Repetition repetition) {
        mapBuilder.setKeyType(build("key"));
        return new ValueBuilder<>(mapBuilder, type).repetition(repetition);
      }

      public ValueBuilder<MP, M> requiredValue(PrimitiveTypeName type) {
        return value(type, Type.Repetition.REQUIRED);
      }

      public ValueBuilder<MP, M> optionalValue(PrimitiveTypeName type) {
        return value(type, Type.Repetition.OPTIONAL);
      }

      public GroupValueBuilder<MP, M> groupValue(Type.Repetition repetition) {
        mapBuilder.setKeyType(build("key"));
        return new GroupValueBuilder<>(mapBuilder).repetition(repetition);
      }

      public GroupValueBuilder<MP, M> requiredGroupValue() {
        return groupValue(Type.Repetition.REQUIRED);
      }

      public GroupValueBuilder<MP, M> optionalGroupValue() {
        return groupValue(Type.Repetition.OPTIONAL);
      }

      public MapValueBuilder<MP, M> mapValue(Type.Repetition repetition) {
        mapBuilder.setKeyType(build("key"));
        return new MapValueBuilder<>(mapBuilder).repetition(repetition);
      }

      public MapValueBuilder<MP, M> requiredMapValue() {
        return mapValue(Type.Repetition.REQUIRED);
      }

      public MapValueBuilder<MP, M> optionalMapValue() {
        return mapValue(Type.Repetition.OPTIONAL);
      }

      public ListValueBuilder<MP, M> listValue(Type.Repetition repetition) {
        mapBuilder.setKeyType(build("key"));
        return new ListValueBuilder<>(mapBuilder).repetition(repetition);
      }

      public ListValueBuilder<MP, M> requiredListValue() {
        return listValue(Type.Repetition.REQUIRED);
      }

      public ListValueBuilder<MP, M> optionalListValue() {
        return listValue(Type.Repetition.OPTIONAL);
      }

      public M value(Type type) {
        mapBuilder.setKeyType(build("key"));
        mapBuilder.setValueType(type);
        return this.mapBuilder;
      }

      @Override
      public MP named(String name) {
        mapBuilder.setKeyType(build("key"));
        return mapBuilder.named(name);
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