1.Echarts:
demo.js:
function demo(selector){
var myEcharts=echarts.init(selector);
var option = {
title : {
text: ‘某站点用户访问来源‘,
subtext: ‘纯属虚构‘,
x:‘center‘
},
tooltip : {
trigger: ‘item‘,
formatter: "{a} <br/>{b} : {c} ({d}%)"
},
legend: {
orient: ‘vertical‘,
left: ‘left‘,
data: [‘直接访问‘,‘邮件营销‘,‘联盟广告‘,‘视频广告‘,‘搜索引擎‘]
},
series : [
{
name: ‘访问来源‘,
type: ‘pie‘,
radius : ‘55%‘,
center: [‘50%‘, ‘60%‘],
data:[
{value:335, name:‘直接访问‘},
{value:310, name:‘邮件营销‘},
{value:234, name:‘联盟广告‘},
{value:135, name:‘视频广告‘},
{value:1548, name:‘搜索引擎‘}
],
itemStyle: {
emphasis: {
shadowBlur: 10,
shadowOffsetX: 0,
shadowColor: ‘rgba(0, 0, 0, 0.5)‘
}
}
}
]
};
myEcharts.setOption(option);
}
echarts.html:
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8"></meta>
<title></title>
<script type="text/javascript" src="echarts.common.min.js"></script>
<script type="text/javascript" src="demo.js"></script>
<script type="text/javascript">
function test(){
demo(document.getElementById("d"));
}
</script>
</head>
<body>
<input type="button" id="test" value="测试" onclick="test()"/>
<div id="d" style="border:1px; height:500px; width:500px"></div>
</body>
</html>
2.POI:
POIDemo1.java:
package com.zzsxt.lee.poi.demo;
import java.io.File;
import java.io.FileOutputStream;
import java.io.OutputStream;
import java.lang.reflect.Field;
import java.util.ArrayList;
import java.util.List;
import org.apache.poi.hssf.usermodel.HSSFRow;
import org.apache.poi.hssf.usermodel.HSSFSheet;
import org.apache.poi.hssf.usermodel.HSSFWorkbook;
/**
* @description 写入并创建xls文档
* @author Seven Lee
* @date 2017年11月7日 下午1:41:25
*
*/
public class POIDemo1 {
public static void main(String[] args) {
// 指定目标路径和文件名
// windows的路径和linux以及mac的路径是不一样
// C:\\test\test.xls
// 一般情况下可以使用File.separator-->\,/
File file = new File("D:/123/kuang.xls");
try {
// 创建输出流(写入本地磁盘)
OutputStream outputStream = new FileOutputStream(file);
/**
* poi提供
*/
// 在目标路径创建目标名称的excel文件
// HSSFWorkbook:操作excel表格的
// 通过file的路径信息和文件名称，在目标路径创建出目标名称的excel文件
HSSFWorkbook workBook = new HSSFWorkbook();
// 创建excel工作表，并创建该工作页的主题名
// 创建表格的一个工作薄，并起名字为user
HSSFSheet sheet = workBook.createSheet("user");
// 从数据库中查询出了数据List<>
List<User> userList = new ArrayList<User>();
for (int j = 0; j < 10; j++) {
User user = new User("zhangsan" + j, "123456" + j);
userList.add(user);
}
User user = new User();
for (int i = -1; i < userList.size(); i++) {
/**
* 第一次for循环:
* i--> -1
* 第二次循环:
* i--> 0
*/
// sheet.createRow(i+1)：创建第一行
// sheet.createRow(i+1)：创建第二行
HSSFRow row = sheet.createRow(i+1);
for(int k = 0; k < user.getClass().getDeclaredFields().length; k++) {
if(i == -1) {
if(k == 0) {
continue;
}
row.createCell(k-1).setCellValue((user.getClass().getDeclaredFields()[k]).getName());
continue;
}
if(((user.getClass().getDeclaredFields()[k]).getName()).equals("serialVersionUID")) {
continue;
}
Field f = userList.get(i).getClass().getDeclaredFields()[k];
f.setAccessible(true);
row.createCell(k-1).setCellValue((String)f.get(userList.get(i)));
}
}
// // 为工作表新增加一行(第一行)
// HSSFRow row1 = sheet.createRow(0);
// // 在指定的行上增加两个单元格
// row1.createCell(0).setCellValue("name");
// row1.createCell(1).setCellValue("password");
//
// // 为工作表新增加一行(第二行)
// HSSFRow row2 = sheet.createRow(1);
// row2.createCell(0).setCellValue("zhangsan");
// row2.createCell(1).setCellValue("123456");
// 调用输出流把excel表格写入硬盘中
workBook.write(outputStream);
// 关闭输出流
outputStream.close();
System.out.println("生成excel成功");
} catch (Exception e) {
e.printStackTrace();
}
}
}
POIDemo2.java:
package com.zzsxt.lee.poi.demo;
import java.io.BufferedInputStream;
import java.io.FileInputStream;
import java.io.InputStream;
import java.lang.reflect.Field;
import org.apache.poi.hssf.usermodel.HSSFRow;
import org.apache.poi.hssf.usermodel.HSSFSheet;
import org.apache.poi.hssf.usermodel.HSSFWorkbook;
import org.apache.poi.poifs.filesystem.POIFSFileSystem;
/**
* @description 通过java程序来从xls文档中读取出数据
* @author Seven Lee
* @date 2017年11月7日 下午3:50:18
*
*/
public class POIDemo2 {
public static void main(String[] args) {
try {
// 创建输入流，从磁盘中获取该文件的流信息
InputStream inputStream = new FileInputStream("D:/123/kuang.xls");
/**
* poi提供
*/
// 把从磁盘中读取出的流信息保存进缓冲区
BufferedInputStream bufferedInputStream = new BufferedInputStream(inputStream);
// 创建POIFSFileSystem，对该文件进行解析
// 对该文件的流进行解析
POIFSFileSystem fileSystem = new POIFSFileSystem(bufferedInputStream);
// 从目标路径的目标名称获取excel的文件信息-->通过fileSystem进行获取
HSSFWorkbook hssfWorkbook = new HSSFWorkbook(fileSystem);
// 根据工作薄的name获取到目标的excel信息
HSSFSheet sheet = hssfWorkbook.getSheet("user");
User user = new User();
for (int i = 0;; i++) {
if (i == 0) {
continue;
}
HSSFRow row = sheet.getRow(i);// 获取行信息
if (row != null) {
// 需要把所有的数据从excel中取出来
// getLastCellNum():excel表中有效单元格的列数
for (int j = 0; j < row.getLastCellNum(); j++) {
String excelValue = row.getCell(j).getStringCellValue();
Field[] fields = user.getClass().getDeclaredFields();
fields[j].setAccessible(true);
fields[j].set(user, excelValue);
}
bufferedInputStream.close();
} else {
bufferedInputStream.close();
return;
}
System.out.println(user);
}
} catch (Exception e) {
e.printStackTrace();
}
}
}
ReadDocFile.java:
package com.zzsxt.lee.poi.demo;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import org.apache.poi.hwpf.extractor.WordExtractor;
public class ReadDocFile {
public static String readWord(String pathAndName) {
FileInputStream in;
String text = null;
try {
in = new FileInputStream(pathAndName);
WordExtractor extractor = new WordExtractor(in);
text = extractor.getText();
} catch (FileNotFoundException e) {
e.printStackTrace();
} catch (Exception e) {
e.printStackTrace();
}
return text;
}
}
User.java:
package com.zzsxt.lee.poi.demo;
import java.io.Serializable;
public class User implements Serializable {
private static final long serialVersionUID = 5157419433803033003L;
private String name;
private String password;
public User() {
}
public User(String name, String password) {
this.name = name;
this.password = password;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public String getPassword() {
return password;
}
public void setPassword(String password) {
this.password = password;
}
@Override
public String toString() {
return "User [name=" + name + ", password=" + password + "]";
}
}
pom.xml:
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.zzsxt.lee.poi.demo</groupId>
<artifactId>excel_demo</artifactId>
<packaging>war</packaging>
<version>0.0.1-SNAPSHOT</version>
<name>excel_demo Maven Webapp</name>
<url>http://maven.apache.org</url>
<dependencies>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.12</version>
<scope>test</scope>
</dependency>
<!-- 操作excel -->
<dependency>
<groupId>org.apache.poi</groupId>
<artifactId>poi</artifactId>
<version>3.17</version>
</dependency>
<!-- 操作work和ppt -->
<dependency>
<groupId>poi</groupId>
<artifactId>poi-scratchpad</artifactId>
<version>3.1-FINAL</version>
</dependency>
</dependencies>
<build>
<finalName>excel_demo</finalName>
</build>
</project>
时间： 2024-11-06 07:25:43