code: public String addDateDocumentWithId(String indexName, String indexType, Object bean,Object docId) throws ElasticSearchException{
  		return addDocumentWithId(this.indexNameBuilder.getIndexName(indexName),   indexType,     bean,docId);
  	}
docs: 创建索引文档，根据elasticsearch.xml中指定的日期时间格式，生成对应时间段的索引表名称
  @param indexName
  @param indexType
  @param bean
  @return
  @throws ElasticSearchException