content: package com.alibaba.fastjson2.writer;
  
  import com.alibaba.fastjson2.JSONB;
  import com.alibaba.fastjson2.JSONWriter;
  import com.alibaba.fastjson2.util.Fnv;
  
  import java.lang.reflect.Type;
  
  import static com.alibaba.fastjson2.JSONWriter.Feature.*;
  
  final class ObjectWriterImplInt64Array
          extends ObjectWriterPrimitiveImpl {
      static final ObjectWriterImplInt64Array INSTANCE = new ObjectWriterImplInt64Array();
      static final byte[] JSONB_TYPE_NAME_BYTES = JSONB.toBytes("[Long");
      static final long JSONB_TYPE_HASH = Fnv.hashCode64("[Long");
  
      @Override
      public void write(JSONWriter jsonWriter, Object object, Object fieldName, Type fieldType, long features) {
          if (object == null) {
              if (jsonWriter.isEnabled(NullAsDefaultValue.mask | WriteNullListAsEmpty.mask)) {
                  jsonWriter.startArray();
                  jsonWriter.endArray();
              } else {
                  jsonWriter.writeNull();
              }
              return;
          }
  
          boolean writeAsString = (features & WriteNonStringValueAsString.mask) != 0;
  
          Long[] array = (Long[]) object;
  
          jsonWriter.startArray();
          for (int i = 0; i < array.length; i++) {
              if (i != 0) {
                  jsonWriter.writeComma();
              }
  
              Long item = array[i];
              if (item == null) {
                  jsonWriter.writeNull();
                  continue;
              }
  
              long longValue = item;
              if (writeAsString) {
                  jsonWriter.writeString(longValue);
              } else {
                  jsonWriter.writeInt64(longValue);
              }
          }
          jsonWriter.endArray();
      }
  
      @Override
      public void writeJSONB(JSONWriter jsonWriter, Object object, Object fieldName, Type fieldType, long features) {
          if (object == null) {
              jsonWriter.writeNull();
              return;
          }
  
          if (jsonWriter.isWriteTypeInfo(object, fieldType)) {
              jsonWriter.writeTypeName(JSONB_TYPE_NAME_BYTES, JSONB_TYPE_HASH);
          }
  
          boolean writeAsString = (features & WriteNonStringValueAsString.mask) != 0;
  
          Long[] array = (Long[]) object;
  
          jsonWriter.startArray(array.length);
          for (Long item : array) {
              if (item == null) {
                  jsonWriter.writeNull();
                  continue;
              }
  
              long longValue = item;
              if (writeAsString) {
                  jsonWriter.writeString(longValue);
              } else {
                  jsonWriter.writeInt64(longValue);
              }
          }
      }
  }
  