FIX message printer

最新推荐文章于 2025-04-22 14:44:33 发布

seafront12

最新推荐文章于 2025-04-22 14:44:33 发布

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CC 4.0 BY-SA版权

文章标签： java

本文链接：https://blog.youkuaiyun.com/seafront12/article/details/84824744

本文介绍了一个用于打印FIX（Financial Information eXchange）协议消息的Java类实现。该类能够解析并打印FIX消息的头部、主体及尾部字段，同时支持处理消息中的组字段。通过Logger记录每个字段及其值，便于开发者调试和理解FIX消息结构。

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import org.slf4j.Logger;
import quickfix.DataDictionary;
import quickfix.Field;
import quickfix.FieldMap;
import quickfix.FieldNotFound;
import quickfix.FieldType;
import quickfix.Group;
import quickfix.Message;
import quickfix.field.MsgType;
import java.util.Iterator;
public class FIXMsgPrinter {

   public static void print(Logger logger, DataDictionary dd, Message message) throws FieldNotFound {
      String msgType = message.getHeader().getString(MsgType.FIELD);
printFieldMap("", dd, msgType, message.getHeader(), logger);
printFieldMap("", dd, msgType, message, logger);
printFieldMap("", dd, msgType, message.getTrailer(), logger);
}

   private static void printFieldMap(String prefix, DataDictionary dd, String msgType, FieldMap fieldMap, Logger logger)
         throws FieldNotFound {

      Iterator fieldIterator = fieldMap.iterator();
      while (fieldIterator.hasNext()) {
         Field field = (Field) fieldIterator.next();
         if (!isGroupCountField(dd, field)) {
            String value = fieldMap.getString(field.getTag());
            if (dd.hasFieldValue(field.getTag())) {
               value = dd.getValueName(field.getTag(), fieldMap.getString(field.getTag())) + " (" + value + ")";
}
            logger.info(prefix + dd.getFieldName(field.getTag()) + ": " + value);
}
      }

      Iterator groupsKeys = fieldMap.groupKeyIterator();
      while (groupsKeys.hasNext()) {
         int groupCountTag = ((Integer) groupsKeys.next()).intValue();
logger.info(prefix + dd.getFieldName(groupCountTag) + ": count = "
+ fieldMap.getInt(groupCountTag));
Group g = new Group(groupCountTag, 0);
         int i = 1;
         while (fieldMap.hasGroup(i, groupCountTag)) {
            if (i > 1) {
               logger.info(prefix + "  ----");
}
            fieldMap.getGroup(i, g);
printFieldMap(prefix + "  ", dd, msgType, g, logger);
i++;
}
      }
   }

   private static boolean isGroupCountField(DataDictionary dd, Field field) {
      return dd.getFieldTypeEnum(field.getTag()) == FieldType.NumInGroup;
}
}