车载设备查询加入导出

王通
1 parent cbfe66b5
Showing 2 changed files with 140 additions and 4 deletions
src/main/java/com/bsth/controller/DeviceGpsController.java
src/main/resources/static/pages/device/connection_search.html
 package com.bsth.controller;
  
+import java.io.BufferedOutputStream;
 import java.io.BufferedReader;
 import java.io.File;
 import java.io.FileInputStream;
 import java.io.IOException;
 import java.io.InputStreamReader;
+import java.io.OutputStream;
+import java.text.SimpleDateFormat;
 import java.util.ArrayList;
+import java.util.Date;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
  
 import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
  
 import org.apache.commons.lang.StringEscapeUtils;
+import org.apache.poi.hssf.usermodel.HSSFCell;
+import org.apache.poi.hssf.usermodel.HSSFRichTextString;
+import org.apache.poi.hssf.usermodel.HSSFRow;
+import org.apache.poi.hssf.usermodel.HSSFSheet;
+import org.apache.poi.hssf.usermodel.HSSFWorkbook;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.util.StringUtils;
 import org.springframework.web.bind.annotation.PathVariable;
@@ -101,8 +111,8 @@ public class DeviceGpsController {
 	}
  
 	@SuppressWarnings("unchecked")
-	@RequestMapping(value = "/open/filter", method = RequestMethod.POST)
-	public Map<String, Object> filter(@RequestParam(value = "json")String json) {
+	@RequestMapping(value = "/opened", method = RequestMethod.POST)
+	public Map<String, Object> opened(@RequestParam(value = "json")String json) {
 		json = StringEscapeUtils.unescapeHtml(json);
 		Map<String, Object> res = new HashMap<>();
 		List<Map<String, Object>> data = null;
@@ -127,4 +137,115 @@ public class DeviceGpsController {
  
 		return res;
 	}
+	
+	@SuppressWarnings("unchecked")
+	@RequestMapping(value = "/export", method = RequestMethod.POST)
+	public void export(@RequestParam(value = "json")String json, HttpServletResponse response) {
+		json = StringEscapeUtils.unescapeHtml(json);
+		List<Map<String, Object>> data = null;
+		OutputStream out = null;
+		SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
+		try {
+			data = new ObjectMapper().readValue(json, List.class);
+			for (Map<String, Object> info : data) {
+				GpsEntity gps = gpsRealData.findByDeviceId((String)info.get("deviceId"));
+				info.put("lineId", gps.getLineId());
+				info.put("valid", gps.getValid() == 0 ? "有效" : "无效");
+				info.put("timestamp", sdf.format(new Date(gps.getTimestamp())));
+				info.put("version", gps.getVersion());
+			}
+			
+			List<Header> head = new ArrayList<>();
+			head.add(new Header("线路编码", "lineCode"));
+			head.add(new Header("线路名称", "lineName"));
+			head.add(new Header("内部编码", "inCode"));
+			head.add(new Header("识别码", "deviceId"));
+			head.add(new Header("线路ID", "lineId"));
+			head.add(new Header("GPS", "valid"));
+			head.add(new Header("report", "timestamp"));
+			head.add(new Header("版本", "version"));
+			
+			// 清空response  
+            response.reset();
+            // 设置response的Header
+            response.addHeader("Content-Disposition", "attachment;filename=" + System.currentTimeMillis() + ".xls");
+            response.setContentType("application/vnd.ms-excel;charset=UTF-8");
+            out = new BufferedOutputStream(response.getOutputStream());
+            excel(head, data, out);
+            out.flush();
+		} catch (JsonParseException e) {
+			// TODO Auto-generated catch block
+			e.printStackTrace();
+		} catch (JsonMappingException e) {
+			// TODO Auto-generated catch block
+			e.printStackTrace();
+		} catch (IOException e) {
+			// TODO Auto-generated catch block
+			e.printStackTrace();
+		} finally {
+			try {
+				if (out != null) out.close();
+			} catch (IOException e) {
+				e.printStackTrace();
+			}
+		}
+	}
+	
+	private void excel(List<Header> head, List<Map<String, Object>> data, OutputStream out) throws IOException {
+		// 声明一个工作薄
+        HSSFWorkbook wb = new HSSFWorkbook();
+        // 生成一个表格
+        HSSFSheet sheet = wb.createSheet("1");
+        // 产生表格标题行
+        HSSFRow row = sheet.createRow(0);
+        for (int i = 0;i < head.size();i++) {
+            HSSFCell cell = row.createCell(i);
+            HSSFRichTextString text = new HSSFRichTextString(head.get(i).getDescribe());
+            cell.setCellValue(text);
+        }
+        
+        int rownum = 1;
+        for (Map<String, Object> map : data) {
+        	HSSFRow r = sheet.createRow(rownum);
+        	for (int i = 0;i < head.size();i++) {
+                HSSFCell cell = r.createCell(i);
+                HSSFRichTextString text = new HSSFRichTextString(String.valueOf(map.get(head.get(i).getField())));
+                cell.setCellValue(text);
+            }
+        	rownum++;
+        }
+        
+        wb.write(out);
+        wb.close();
+	}
+	
+	final class Header {
+		private String describe;
+		private String field;
+		
+		Header(){
+			
+		}
+		
+		Header(String describe, String field) {
+			this.describe = describe;
+			this.field = field;
+		}
+
+		public String getDescribe() {
+			return describe;
+		}
+
+		public void setDescribe(String describe) {
+			this.describe = describe;
+		}
+
+		public String getField() {
+			return field;
+		}
+
+		public void setField(String field) {
+			this.field = field;
+		}
+	}
 }
@@ -71,6 +71,9 @@
 			</div>
 		</div>
     </div>
+    <form id="export_form" action="/devicegps/export" method="post" style="display:none;">
+    	<input type="text" id="json" name="json">
+    </form>
     <div class="tab-pane fade" id="tab2">
         <div class="row">
 			<div class="col-md-12">
@@ -98,6 +101,8 @@
 										<label class="checkbox-inline">
 											<input type="radio" name="filterOption" value="5">版本不等于
 											<input type="text" id="version" name="version" size="5">
+											&nbsp;
+											<a id="export_btn" class="btn btn-circle blue" href="#" data-pjax> 导出</a>
 										</label>
 									</div>
 								</div>
@@ -265,12 +270,15 @@ $(function(){
 	$('input[type=radio][name=filterOption]').change(function() {
 		importDeviceSearch();
 	});
+	
+	$('#export_btn').on('click', function(e){
+		exportResult();
+	});
  
 	function importDeviceSearch(){
 		if (!opened) return false;
 		var params = { json : JSON.stringify(opened) };
-		$post('/devicegps/open/filter', params, function(r){
-			debugger;
+		$post('/devicegps/opened', params, function(r){
 			if(r.errCode) layer.msg(r.msg);
 			else {
 				var filtered = new Array(), val = $('input[type=radio][name=filterOption]:checked').val(), version = $('#version').val(), i = 0,item = null;
@@ -313,6 +321,13 @@ $(function(){
 			}
 		});
 	}
+	
+	function exportResult() {
+		if (!opened) return false;
+		$('#json').val(JSON.stringify(opened));
+		var form = $('#export_form');
+		form.submit();
+	}
  
 	var page = 0, initPagination;
 	var icheckOptions = {