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‎src/main/java/cn/netbuffer/jfinal_bootstrap_table/util/POIExcelUtil.java

Lines changed: 56 additions & 157 deletions
Original file line numberDiff line numberDiff line change
@@ -1,169 +1,68 @@
11
package cn.netbuffer.jfinal_bootstrap_table.util;
22

3+
import org.apache.poi.hssf.usermodel.HSSFWorkbook;
4+
import org.apache.poi.ss.usermodel.*;
5+
36
import java.io.FileOutputStream;
47
import java.io.IOException;
5-
import java.util.HashMap;
68
import java.util.Iterator;
79
import java.util.List;
810
import java.util.Map;
911
import java.util.Set;
1012

11-
import org.apache.poi.hssf.usermodel.HSSFWorkbook;
12-
import org.apache.poi.ss.usermodel.Cell;
13-
import org.apache.poi.ss.usermodel.CellStyle;
14-
import org.apache.poi.ss.usermodel.CreationHelper;
15-
import org.apache.poi.ss.usermodel.Font;
16-
import org.apache.poi.ss.usermodel.Hyperlink;
17-
import org.apache.poi.ss.usermodel.IndexedColors;
18-
import org.apache.poi.ss.usermodel.Row;
19-
import org.apache.poi.ss.usermodel.Sheet;
20-
import org.apache.poi.ss.usermodel.Workbook;
21-
import org.apache.poi.ss.util.CellUtil;
22-
2313
public class POIExcelUtil {
24-
public static void exec(String path) {
25-
Workbook wb = new HSSFWorkbook(); // or new XSSFWorkbook();
26-
CreationHelper createHelper = wb.getCreationHelper();
27-
Sheet sheet = wb.createSheet("用户信息");
28-
// 冻结该行，使其无法移动
29-
sheet.createFreezePane(0, 1, 0, 1);
30-
// Header header = sheet1.getHeader();
31-
// header.setCenter("Center Header");
32-
// header.setLeft("Left Header");
33-
// header.setRight(HSSFHeader.font("Stencil-Normal", "Italic") +
34-
// HSSFHeader.fontSize((short) 16) +
35-
// "Right w/ Stencil-Normal Italic font and size 16");
36-
Row row = sheet.createRow((short) 0);
37-
row.setHeightInPoints(30);
38-
Cell cell = row.createCell(0);
39-
CellStyle cellStyle = wb.createCellStyle();
40-
cellStyle.setAlignment(CellStyle.ALIGN_CENTER);
41-
cellStyle.setVerticalAlignment(CellStyle.VERTICAL_CENTER);
42-
cell.setCellValue("用户昵称");
43-
cell.setCellStyle(cellStyle);
44-
row.createCell(1).setCellValue("用户性别");
45-
46-
CellStyle hlink_style = wb.createCellStyle();
47-
Font hlink_font = wb.createFont();
48-
hlink_font.setUnderline(Font.U_SINGLE);
49-
hlink_font.setColor(IndexedColors.BLUE.getIndex());
50-
hlink_style.setFont(hlink_font);
51-
hlink_style.setAlignment(CellStyle.ALIGN_CENTER);
52-
hlink_style.setVerticalAlignment(CellStyle.VERTICAL_CENTER);
53-
Hyperlink link = createHelper.createHyperlink(Hyperlink.LINK_URL);
54-
link.setAddress("http://poi.apache.org/");
55-
cell.setHyperlink(link);
56-
CellUtil.setCellStyleProperty(cell, wb, CellUtil.BORDER_TOP, CellStyle.BORDER_MEDIUM);
57-
CellUtil.setCellStyleProperty(cell, wb, CellUtil.BORDER_BOTTOM, CellStyle.BORDER_MEDIUM);
58-
CellUtil.setCellStyleProperty(cell, wb, CellUtil.BORDER_LEFT, CellStyle.BORDER_MEDIUM);
59-
CellUtil.setCellStyleProperty(cell, wb, CellUtil.BORDER_RIGHT, CellStyle.BORDER_MEDIUM);
60-
CellUtil.setCellStyleProperty(cell, wb, CellUtil.TOP_BORDER_COLOR,IndexedColors.RED.getIndex());
61-
CellUtil.setCellStyleProperty(cell, wb, CellUtil.BOTTOM_BORDER_COLOR, IndexedColors.RED.getIndex());
62-
CellUtil.setCellStyleProperty(cell, wb, CellUtil.LEFT_BORDER_COLOR,IndexedColors.RED.getIndex());
63-
CellUtil.setCellStyleProperty(cell, wb, CellUtil.RIGHT_BORDER_COLOR, IndexedColors.RED.getIndex());
64-
row.createCell(2).setCellValue(
65-
createHelper.createRichTextString("This is a string用户年龄"));
66-
row.createCell(3).setCellValue("用户手机");
67-
row.createCell(4).setCellValue("收货地址");
68-
row.createCell(5).setCellValue("注册时间");
69-
sheet.autoSizeColumn(0); // adjust width of the first column
70-
sheet.autoSizeColumn(1);
71-
sheet.autoSizeColumn(2);
72-
sheet.autoSizeColumn(3);
73-
sheet.autoSizeColumn(4);
74-
75-
FileOutputStream fileOut;
76-
try {
77-
fileOut = new FileOutputStream(path);
78-
wb.write(fileOut);
79-
fileOut.close();
80-
} catch (IOException e) {
81-
e.printStackTrace();
82-
}
83-
84-
}
85-
86-
public static void export(List<String> titles,List<Map<String, Object>> datas,String path) {
87-
Workbook wb = new HSSFWorkbook();
88-
CreationHelper createHelper = wb.getCreationHelper();
89-
Sheet sheet = wb.createSheet(titles.get(0));
90-
// 冻结该行，使其无法移动
91-
sheet.createFreezePane(0, 1, 0, 1);
92-
// Header header = sheet1.getHeader();
93-
// header.setCenter("Center Header");
94-
// header.setLeft("Left Header");
95-
// header.setRight(HSSFHeader.font("Stencil-Normal", "Italic") +
96-
// HSSFHeader.fontSize((short) 16) +
97-
// "Right w/ Stencil-Normal Italic font and size 16");
98-
Row row = sheet.createRow((short) 0);
99-
row.setHeightInPoints(30);
100-
int titleCount=titles.size();
101-
Font titleFont=wb.createFont();
102-
titleFont.setBold(true);
103-
titleFont.setColor(IndexedColors.AQUA.getIndex());
104-
CellStyle cellStyle = wb.createCellStyle();
105-
cellStyle.setAlignment(CellStyle.ALIGN_CENTER);
106-
cellStyle.setVerticalAlignment(CellStyle.VERTICAL_CENTER);
107-
cellStyle.setFont(titleFont);
108-
for(int i=0;i<titleCount;i++){
109-
Cell cell = row.createCell(i);
110-
cell.setCellValue(titles.get(i));
111-
cell.setCellStyle(cellStyle);
112-
}
113-
CellStyle contentStyle = wb.createCellStyle();
114-
cellStyle.setAlignment(CellStyle.ALIGN_CENTER);
115-
cellStyle.setVerticalAlignment(CellStyle.VERTICAL_CENTER);
116-
int dataCount=datas.size();
117-
for(int i=1;i<dataCount+1;i++){
118-
Row rowIndex = sheet.createRow((short) i);
119-
Map<String, Object> data=datas.get(i-1);
120-
Set<String> dataSet=data.keySet();
121-
Iterator<String> d=dataSet.iterator();
122-
int k=0;
123-
while (d.hasNext()) {
124-
Cell cell = rowIndex.createCell(k);
125-
cell.setCellStyle(contentStyle);
126-
String key = (String) d.next();
127-
cell.setCellValue(data.get(key)==null?"":data.get(key).toString());
128-
k++;
129-
}
130-
}
131-
// CellStyle hlink_style = wb.createCellStyle();
132-
// Font hlink_font = wb.createFont();
133-
// hlink_font.setUnderline(Font.U_SINGLE);
134-
// hlink_font.setColor(IndexedColors.BLUE.getIndex());
135-
// hlink_style.setFont(hlink_font);
136-
// hlink_style.setAlignment(CellStyle.ALIGN_CENTER);
137-
// hlink_style.setVerticalAlignment(CellStyle.VERTICAL_CENTER);
138-
// Hyperlink link = createHelper.createHyperlink(Hyperlink.LINK_URL);
139-
// link.setAddress("http://poi.apache.org/");
140-
// cell.setHyperlink(link);
141-
// CellUtil.setCellStyleProperty(cell, wb, CellUtil.BORDER_TOP, CellStyle.BORDER_MEDIUM);
142-
// CellUtil.setCellStyleProperty(cell, wb, CellUtil.BORDER_BOTTOM, CellStyle.BORDER_MEDIUM);
143-
// CellUtil.setCellStyleProperty(cell, wb, CellUtil.BORDER_LEFT, CellStyle.BORDER_MEDIUM);
144-
// CellUtil.setCellStyleProperty(cell, wb, CellUtil.BORDER_RIGHT, CellStyle.BORDER_MEDIUM);
145-
// CellUtil.setCellStyleProperty(cell, wb, CellUtil.TOP_BORDER_COLOR,IndexedColors.RED.getIndex());
146-
// CellUtil.setCellStyleProperty(cell, wb, CellUtil.BOTTOM_BORDER_COLOR, IndexedColors.RED.getIndex());
147-
// CellUtil.setCellStyleProperty(cell, wb, CellUtil.LEFT_BORDER_COLOR,IndexedColors.RED.getIndex());
148-
// CellUtil.setCellStyleProperty(cell, wb, CellUtil.RIGHT_BORDER_COLOR, IndexedColors.RED.getIndex());
149-
// row.createCell(2).setCellValue(
150-
// createHelper.createRichTextString("This is a string用户年龄"));
151-
// row.createCell(3).setCellValue("用户手机");
152-
// row.createCell(4).setCellValue("收货地址");
153-
// row.createCell(5).setCellValue("注册时间");
154-
// sheet.autoSizeColumn(0); // adjust width of the first column
155-
// sheet.autoSizeColumn(1);
156-
// sheet.autoSizeColumn(2);
157-
// sheet.autoSizeColumn(3);
158-
// sheet.autoSizeColumn(4);
159-
FileOutputStream fileOut;
160-
try {
161-
fileOut = new FileOutputStream(path);
162-
wb.write(fileOut);
163-
fileOut.close();
164-
} catch (IOException e) {
165-
e.printStackTrace();
166-
}
16714

168-
}
15+
public static void export(List<String> titles, List<Map<String, Object>> datas, String path) {
16+
Workbook wb = new HSSFWorkbook();
17+
Sheet sheet = wb.createSheet(titles.get(0));
18+
// 冻结该行，使其无法移动
19+
sheet.createFreezePane(0, 1, 0, 1);
20+
// Header header = sheet.getHeader();
21+
// header.setCenter("Center Header");
22+
// header.setLeft("Left Header");
23+
// header.setRight(HSSFHeader.font("Stencil-Normal", "Italic");
24+
// HSSFHeader.fontSize((short) 16);
25+
// "Right w/ Stencil-Normal Italic font and size 16");
26+
Row row = sheet.createRow((short) 0);
27+
row.setHeightInPoints(30);
28+
int titleCount = titles.size();
29+
Font titleFont = wb.createFont();
30+
titleFont.setBold(true);
31+
titleFont.setColor(IndexedColors.AQUA.getIndex());
32+
CellStyle cellStyle = wb.createCellStyle();
33+
cellStyle.setAlignment(CellStyle.ALIGN_CENTER);
34+
cellStyle.setVerticalAlignment(CellStyle.VERTICAL_CENTER);
35+
cellStyle.setFont(titleFont);
36+
for (int i = 0; i < titleCount; i++) {
37+
Cell cell = row.createCell(i);
38+
cell.setCellValue(titles.get(i));
39+
cell.setCellStyle(cellStyle);
40+
}
41+
CellStyle contentStyle = wb.createCellStyle();
42+
cellStyle.setAlignment(CellStyle.ALIGN_CENTER);
43+
cellStyle.setVerticalAlignment(CellStyle.VERTICAL_CENTER);
44+
int dataCount = datas.size();
45+
for (int i = 1; i < dataCount + 1; i++) {
46+
Row rowIndex = sheet.createRow((short) i);
47+
Map<String, Object> data = datas.get(i - 1);
48+
Set<String> dataSet = data.keySet();
49+
Iterator<String> d = dataSet.iterator();
50+
int k = 0;
51+
while (d.hasNext()) {
52+
Cell cell = rowIndex.createCell(k);
53+
cell.setCellStyle(contentStyle);
54+
String key = d.next();
55+
cell.setCellValue(data.get(key) == null ? "" : data.get(key).toString());
56+
k++;
57+
}
58+
}
59+
FileOutputStream fileOut;
60+
try {
61+
fileOut = new FileOutputStream(path);
62+
wb.write(fileOut);
63+
fileOut.close();
64+
} catch (IOException e) {
65+
e.printStackTrace();
66+
}
67+
}
16968
}

‎src/main/webapp/manage.html

Lines changed: 5 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -71,11 +71,15 @@
7171
</button>
7272
</div>
7373
</div> -->
74-
<br/><br/><br/>
74+
<div style="margin-top:55px;"></div>
7575
<button type="button" class="btn btn-default"
7676
onclick="exporyAll();">
7777
<span class="glyphicon glyphicon-arrow-down"></span> 导出历史数据到excel
7878
</button>
79+
<button type="button" class="btn btn-default"
80+
onclick="import_from_xls();">
81+
<span class="glyphicon glyphicon-arrow-up"></span> 导入用户
82+
</button>
7983
<table id="dtb" data-toggle="table" data-url="user/userlist"
8084
class="table table-hover" data-show-columns="true" data-search="true"
8185
data-show-refresh="true" data-show-toggle="true"

‎src/test/java/cn/netbuffer/jfinal_bootstrap_table/util/TestPOI.java

Lines changed: 20 additions & 50 deletions
Original file line numberDiff line numberDiff line change
@@ -1,62 +1,32 @@
11
package cn.netbuffer.jfinal_bootstrap_table.util;
22

3+
import org.junit.Test;
4+
35
import java.io.File;
4-
import java.io.IOException;
5-
import java.net.URL;
66
import java.util.ArrayList;
77
import java.util.LinkedHashMap;
88
import java.util.List;
99
import java.util.Map;
1010

11-
import org.junit.Test;
12-
1311
public class TestPOI {
1412

15-
@Test
16-
public void tt() throws IOException {
17-
// File directory = new File("");// 参数为空
18-
// String projectpath=directory.getAbsolutePath();
19-
// POIExcelUtil.exec(projectpath+File.separator+"aa.xls");
20-
// List<String> titles=new ArrayList<String>(){};
21-
// titles.add("昵称");
22-
// titles.add("姓名");
23-
// titles.add("性别");
24-
// List<Map<String, Object>> datas=new ArrayList<Map<String, Object>>();
25-
// for(int i=0;i<4;i++){
26-
// //保障顺序
27-
// Map<String, Object> mp=new LinkedHashMap<String, Object>();
28-
// mp.put("n","tt"+i);
29-
// mp.put("x","行ing"+i);
30-
// mp.put("b","男"+i);
31-
// datas.add(mp);
32-
// }
33-
// POIExcelUtil.export(titles, datas, projectpath+File.separator+"test.xls");
34-
}
35-
36-
public void sysoutpath() throws IOException {
37-
// 第一种：获取类加载的根路径
38-
File f = new File(this.getClass().getResource("/").getPath());
39-
System.out.println(f);
40-
// 获取当前类的所在工程路径; 如果不加“/” 获取当前类的加载目录
41-
File f2 = new File(this.getClass().getResource("").getPath());
42-
System.out.println(f2);
43-
44-
// 第二种获取项目路径
45-
File directory = new File("");// 参数为空
46-
System.out.println(directory.getAbsolutePath());
47-
String courseFile = directory.getCanonicalPath();
48-
System.out.println(courseFile);
49-
50-
// 第三种
51-
URL xmlpath = this.getClass().getClassLoader().getResource("");
52-
System.out.println(xmlpath);
13+
@Test
14+
public void testExportFile() {
15+
String dir = System.getProperty("user.dir");
16+
List<String> titles = new ArrayList<>();
17+
titles.add("昵称");
18+
titles.add("姓名");
19+
titles.add("性别");
20+
List<Map<String, Object>> datas = new ArrayList<Map<String, Object>>();
21+
for (int i = 0; i < 4; i++) {
22+
//保障顺序
23+
Map<String, Object> mp = new LinkedHashMap<String, Object>();
24+
mp.put("n", "tt" + i);
25+
mp.put("x", "行ing" + i);
26+
mp.put("b", "男" + i);
27+
datas.add(mp);
28+
}
29+
POIExcelUtil.export(titles, datas, dir + File.separator + "test.xls");
30+
}
5331

54-
// 第四种
55-
System.out.println(System.getProperty("user.dir"));
56-
/*
57-
* 获取当前工程路径
58-
*/
59-
// 第五种： 获取所有的类路径 包括jar包的路径
60-
System.out.println(System.getProperty("java.class.path"));
61-
}
6232
}

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