报表单个导出、按查询条件导出和全部导出

报表单个导出、按查询条件导出和全部导出

导出的js代码

// 导出
$('#dg-exportBtn').click(function() {
	var row = $("#dg").datagrid("getSelected");
	// 设置获取日志的类型
	getting["data"] = {
		"loggerType" : "export"
	};
	var displayCode = '';
	var code = $('#queryDisplayCode').textbox('getValue');
	var name = $('#queryContent').textbox('getValue');
	var urlContent = contextPathName + "/reportDisplayInfo/export.do?";
	var param = "";
	if (null == row) {
		if (code.length == 0 && name.length == 0 && code == "" && name == "") {
			$.messager.confirm("提醒", "确定导出全部图集数据?", function(r) {
				if (r) {
					displayCode = '';
					param = "displayCode=" + encodeURIComponent(encodeURIComponent(displayCode));
					// 下载全部xml
					content = "
导出数据日志:
";
					$('#importResultDiv').html(content);
					$('#showResult').dialog("open").dialog("setTitle", "导出数据日志信息");
					// 初始化进度条
					$('#importProgressbar').progressbar("setValue", 0);
					// 开始获取
					flag = true;
					// 定时ajax获取日志信息
					if (flag) {
						dingShiQiArr.push(window.setInterval(function() {
							$.ajax(getting)
						}, 200));
					}
					window.location.href = urlContent + param;
				} else {
					return;
				}
			});
		} else {
			$.messager.confirm("提醒", "确定按查询条件导出图集数据?", function(r) {
				if (r) {
					param = "displayCode=" + encodeURIComponent(encodeURIComponent(code)) + 
							"&displayName="+encodeURIComponent(encodeURIComponent(name));
					content = "
导出数据日志:
";
					$('#importResultDiv').html(content);
					$('#showResult').dialog("open").dialog("setTitle", "导出数据日志信息");
					// 初始化进度条
					$('#importProgressbar').progressbar("setValue", 0);
					// 开始获取
					flag = true;
					// 定时ajax获取日志信息
					if (flag) {
						dingShiQiArr.push(window.setInterval(function() {
							$.ajax(getting)
						}, 200));
					}
					window.location.href = urlContent + param;
				} else {
					return;
				}
			});
		}
	} else {
		var id = row.id; 
		var displayName=row.displayName;
		param = "id=" + encodeURIComponent(encodeURIComponent(id))+
				"&displayName="+encodeURIComponent(encodeURIComponent(displayName));
		content = "
导出数据日志:
";
		$('#importResultDiv').html(content);
		$('#showResult').dialog("open").dialog("setTitle", "导出数据日志信息");
		// 初始化进度条
		$('#importProgressbar').progressbar("setValue", 0);
		// 开始获取
		flag = true;
		// 定时ajax获取日志信息
		if (flag) {
			dingShiQiArr.push(window.setInterval(function() {
				$.ajax(getting)
			}, 200));
		}
		window.location.href = urlContent + param;
	}

});

导出的controller代码

@RequestMapping ("/export")
    @ResponseBody
    public void export (HttpServletRequest request, HttpServletResponse response)
    {
        List  ReportDisplayInfos = new ArrayList  ();
        ReportDisplayInfo reportDisplayInfo = new ReportDisplayInfo ();
        List  exportResultList = new ArrayList  ();
        String title = DateUtil.getNowDate (DATE_FORMAT) + "_图集信息";
        try
        {
            request.setCharacterEncoding ("UTF-8");
            String displayCode = request.getParameter ("displayCode");
            String displayName = request.getParameter ("displayName");
            String idStr = request.getParameter ("id");
            if (StringUtils.isNotBlank (idStr))
            {
                idStr = URLDecoder.decode (idStr, "UTF-8");
                reportDisplayInfo.setId (Long.valueOf (idStr) != null ? Long.valueOf (idStr) : null);
                if (StringUtils.isNotBlank (displayName))
                {
                    displayName = URLDecoder.decode (displayName, "UTF-8");
                    title = "导出单个(" + displayName + ")" + "_图集信息";
                }
            }
            else
            {
                title = "全部导出_图集信息";
                if (StringUtils.isNotBlank (displayCode))
                {
                    displayCode = URLDecoder.decode (displayCode, "UTF-8");
                    title = "条件导出(" + displayCode + ")" + "_图集信息";
                }
                if (StringUtils.isNotBlank (displayName))
                {
                    displayName = URLDecoder.decode (displayName, "UTF-8");
                    title = "条件导出(" + displayName + ")" + "_图集信息";
                    if (StringUtils.isNotBlank (displayCode))
                    {
                        title = "条件导出(" + displayCode + "+" + displayName + ")" + "_图集信息";
                    }
                }
                reportDisplayInfo.setDisplayCode (displayCode != null ? displayCode : "");
                reportDisplayInfo.setDisplayName (displayName != null ? displayName : "");
            }
            // 获得全部或者单个对象
            ReportDisplayInfos = _reportDisplayInfoService.queryReportDisplayInfoWithoutPagingByParams (reportDisplayInfo);
            int index = 0;
            int exportProgress = 0;
            ReportDisplay seportDisplay = new ReportDisplay ();
            List  ReportDisplayInfoExportDtos = new ArrayList  ();
            if (CollectionUtils.isNotEmpty (ReportDisplayInfos))
            {
                exportResultList.add ("数据正在导出!");
                for (ReportDisplayInfo reportDisplayInfo2 : ReportDisplayInfos)
                {
                    if (null != reportDisplayInfo2)
                    {
                        index++;
                        ReportDisplayInfoExportDto reportDisplayInfoExportDto = new ReportDisplayInfoExportDto ();
                        reportDisplayInfoExportDto.setDisplayCode (reportDisplayInfo2.getDisplayCode ());
                        reportDisplayInfoExportDto.setDisplayName (reportDisplayInfo2.getDisplayName ());
                        reportDisplayInfoExportDto.setLayoutType (reportDisplayInfo2.getLayoutType ());
                        reportDisplayInfoExportDto.setEnableStatus (reportDisplayInfo2.getEnableStatus ());
                        String displayTemplate = reportDisplayInfo2.getDisplayTemplate ();
                        if (!StringUtils.isBlank (displayTemplate))
                        {
                            // 解决静态模板非xml格式的问题
                            if (!displayTemplate.startsWith ("";
                                // reportDisplayInfo.setDisplayTemplate
                                // (displayTemplate);
                            }

                            String displayTemplateJson = XML.toJSONObject (displayTemplate).toString ();
                            reportDisplayInfo.setDisplayTemplateJson (displayTemplateJson);
                            // 加密操作
                            reportDisplayInfoExportDto.setDisplayTemplate (Encr.encrypt (displayTemplate));
                        }
                        String displayTemplateJson = reportDisplayInfo2.getDisplayTemplateJson ();
                        if (!StringUtils.isBlank (displayTemplateJson))
                        {
                            // 加密操作
                            reportDisplayInfoExportDto.setDisplayTemplateJson (Encr.encrypt (displayTemplateJson));
                        }
                        Date curDate1 = reportDisplayInfo2.getCreateTime ();
                        if (null != curDate1)
                        {
                            reportDisplayInfoExportDto.setCreateTime (DateUtil.date2string (curDate1,
                                                                                            DateUtil.DATE_TIME_FORMAT));
                        }
                        Date curDate2 = reportDisplayInfo2.getUpdateTime ();
                        if (null != curDate2)
                        {
                            reportDisplayInfoExportDto.setUpdateTime (DateUtil.date2string (curDate2,
                                                                                            DateUtil.DATE_TIME_FORMAT));
                        }
                        ReportDisplayInfoExportDtos.add (reportDisplayInfoExportDto);
                        exportResultList.add (reportDisplayInfo2.getDisplayCode () + "导出成功");
                        float num = (float) (((float) index) / ((float) (ReportDisplayInfos.size ())));
                        DecimalFormat df = new DecimalFormat ("0.00");// 格式化小数
                        String exportProgressStr = df.format (num);// 返回的是String类型
                        exportProgress = (int) (Float.valueOf (exportProgressStr) * 100);
                        request.getSession ().setAttribute ("exportProgress", exportProgress);
                        request.getSession ().setAttribute ("exportResultList", exportResultList);
                    }
                }
                seportDisplay.setReportDisplayInfos (ReportDisplayInfoExportDtos);
                String xmlContent = JaxbUtil.convertToXml (seportDisplay);
                String fileName = title + ".xml";
                int bufferSize = 65000;

                byte[] bytes = xmlContent.getBytes ("utf-8");
                ByteArrayInputStream inputstream = new ByteArrayInputStream (bytes);
                byte abyte0[] = new byte[bufferSize];

                response.setContentType ("application/octet-stream; charset=utf-8");
                response.setContentLength ((int) bytes.length);
                response.setHeader ("Content-Disposition",
                                    "attachment;filename=" + new String (fileName.getBytes ("utf-8"), "ISO8859-1"));
                ServletOutputStream out = response.getOutputStream ();
                response.setCharacterEncoding ("utf-8");
                int sum = 0;
                int k = 0;
                while ((k = inputstream.read (abyte0, 0, bufferSize)) > -1)
                {
                    out.write (abyte0, 0, k);
                    sum += k;
                }
                exportResultList.add ("导出图集数据:" + ReportDisplayInfos.size () + "条");
                exportResultList.add ("数据导出完毕!");
                exportResultList.add ("OVER");
                request.getSession ().setAttribute ("exportResultList", exportResultList);
                inputstream.close ();
                out.flush ();
                out.close ();
            }
        }
        catch (Exception e)
        {
            _logger.error ("导出图集数据异常", e);
        }
    }