content: package com.alibaba.fastjson2.writer;
  
  import com.alibaba.fastjson2.JSONException;
  import com.alibaba.fastjson2.JSONWriter;
  
  import java.lang.reflect.Field;
  import java.lang.reflect.InvocationTargetException;
  import java.lang.reflect.Method;
  import java.math.BigDecimal;
  
  final class FieldWriterBigDecimalMethod<T>
          extends FieldWriter<T> {
      FieldWriterBigDecimalMethod(
              String fieldName,
              int ordinal,
              long features,
              String format,
              String label,
              Field field,
              Method method
      ) {
          super(fieldName, ordinal, features, format, null, label, BigDecimal.class, BigDecimal.class, null, method);
      }
  
      @Override
      public Object getFieldValue(T object) {
          try {
              return method.invoke(object);
          } catch (IllegalArgumentException | IllegalAccessException | InvocationTargetException e) {
              throw new JSONException("invoke getter method error, " + fieldName, e);
          }
      }
  
      @Override
      public void writeValue(JSONWriter jsonWriter, T object) {
          BigDecimal value = (BigDecimal) getFieldValue(object);
          jsonWriter.writeDecimal(value, features, decimalFormat);
      }
  
      @Override
      public boolean write(JSONWriter jsonWriter, T object) {
          BigDecimal value;
          try {
              value = (BigDecimal) getFieldValue(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;
      }
  }
  