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 java.util.function.Function;
  
  final class ObjectWriterImplCharValueArray
          extends ObjectWriterPrimitiveImpl {
      static final ObjectWriterImplCharValueArray INSTANCE = new ObjectWriterImplCharValueArray(null);
      static final byte[] JSONB_TYPE_NAME_BYTES = JSONB.toBytes("[C");
      static final long JSONB_TYPE_HASH = Fnv.hashCode64("[C");
  
      private final Function<Object, char[]> function;
  
      public ObjectWriterImplCharValueArray(Function<Object, char[]> function) {
          this.function = function;
      }
  
      @Override
      public void writeJSONB(JSONWriter jsonWriter, Object object, Object fieldName, Type fieldType, long features) {
          if (jsonWriter.isWriteTypeInfo(object, fieldType, features)) {
              jsonWriter.writeTypeName(JSONB_TYPE_NAME_BYTES, JSONB_TYPE_HASH);
          }
  
          char[] chars;
          if (function != null && object != null) {
              chars = function.apply(object);
          } else {
              chars = (char[]) object;
          }
  
          jsonWriter.writeString(chars, 0, chars.length);
      }
  
      @Override
      public void write(JSONWriter jsonWriter, Object object, Object fieldName, Type fieldType, long features) {
          char[] chars;
          if (function != null && object != null) {
              chars = function.apply(object);
          } else {
              chars = (char[]) object;
          }
  
          if (jsonWriter.utf16) {
              jsonWriter.writeString(chars, 0, chars.length);
          } else {
              jsonWriter.writeString(new String(chars));
          }
      }
  }
  