content: package com.alibaba.fastjson2.writer;
  
  import com.alibaba.fastjson2.JSONWriter;
  
  import java.lang.reflect.Field;
  import java.lang.reflect.Method;
  import java.math.BigDecimal;
  import java.util.function.Function;
  
  final class FieldWriterBigDecimalFunc<T>
          extends FieldWriter<T> {
      final Function<T, BigDecimal> function;
  
      FieldWriterBigDecimalFunc(
              String fieldName,
              int ordinal,
              long features,
              String format,
              String label,
              Field field,
              Method method,
              Function<T, BigDecimal> function
      ) {
          super(fieldName, ordinal, features, format, null, label, BigDecimal.class, BigDecimal.class, null, method);
          this.function = function;
      }
  
      @Override
      public Object getFieldValue(T object) {
          return function.apply(object);
      }
  
      @Override
      public void writeValue(JSONWriter jsonWriter, T object) {
          BigDecimal value = function.apply(object);
          jsonWriter.writeDecimal(value, features, decimalFormat);
      }
  
      @Override
      public boolean write(JSONWriter jsonWriter, T object) {
          BigDecimal value;
          try {
              value = function.apply(object);
          } catch (RuntimeException error) {
              if (jsonWriter.isIgnoreErrorGetter()) {
                  return false;
              }
              throw error;
          }
  
          if (value == null) {
              return writeFloatNull(jsonWriter);
          }
  
          writeFieldName(jsonWriter);
          jsonWriter.writeDecimal(value, features, decimalFormat);
          return true;
      }
  
      @Override
      public Function getFunction() {
          return function;
      }
  }
  