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Shoulder 扩展-批处理模块,提供批量数据导入、导出、异步校验、导入历史记录管理等能力。
package org.shoulder.batch.service;
import org.shoulder.batch.enums.ProcessStatusEnum;
import org.shoulder.core.context.AppInfo;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.OutputStream;
import java.net.URLEncoder;
import java.util.List;
import java.util.Map;
import java.util.function.Supplier;
/**
* 导出业务
*
* @author lym
*/
public interface ExportService {
/**
* 导出数据列表
*
* @param outputStream 输出流
* @param exportType 导出方式:CSV / EXCEL
* @param exportData 要导出的数据(支持分片,渐进式导出,避免内存过大)
* @param templateId 导出模板标识,如 user_batch_add、user_batch_update
* @throws IOException io异常
*/
void export(OutputStream outputStream, String exportType, List>>> exportData,
String templateId)
throws IOException;
/**
* 导出 批处理详情列表
*
* @param outputStream 输出流
* @param exportType 导出方式,如 CSV、EXCEL
* @param templateId 导出数据标识
* @param taskId 记录标识
* @param resultTypes 执行结果
* @throws IOException io异常
*/
void exportBatchDetail(OutputStream outputStream, String exportType, String templateId,
String taskId, List resultTypes) throws IOException;
/**
* 给导出的文件命名
*
* @param response http 响应
* @param fileName 导出文件名
* @deprecated 不要在这里做
*/
default void setExportFileName(HttpServletResponse response, String fileName) {
response.setHeader("Content-Disposition", "attachment; filename=" +
URLEncoder.encode(fileName, AppInfo.charset()));
response.setHeader("Content-Type", "application/octet-stream");
}
}
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