⭐ 欢迎来到虫虫下载站！ | 📦 资源下载 📁 资源专辑 ℹ️ 关于我们
⭐ 虫虫下载站
📤 上传资源

📄 0041.htm

📁 精通struts源码,孙卫琴.经过更新后的,请查收,
💻 HTM
字号:
🔍 
<html>

<head>
<title>新时代软件教程:操作系统 主页制作 服务器 设计软件 网络技术 编程语言 文字编辑</title>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<style>
<!--
body, table {font-size: 9pt; font-family: 宋体}
a {text-decoration:none}
a:hover {color: red;text-decoration:underline}
.1  {background-color: rgb(245,245,245)}
-->
</style>
</head>
<p align="center"><script src="../../1.js"></script></a>
    <p align="center"><big><strong>jsp文件操作之写入篇</strong></big></p>

<div align="right">摘自《jsp中国论坛 http://jspbbs.yeah.net》</div>

<br>
WriteOver.Jsp<br>
<br>
&lt;html&gt;<br>
&lt;head&gt;<br>
&lt;title&gt;Write over a file&lt;/title&gt;<br>
&lt;/head&gt;<br>
&lt;body bgcolor=&quot;#000000&quot;&gt;<br>
<br>
&lt;jsp:useBean id=&quot;writer&quot; class=&quot;WriteOver&quot; scope=&quot;request&quot;&gt;<br>
&lt;jsp:setProperty name=&quot;writer&quot; property=&quot;path&quot; value=&quot;/path/to/afile.txt&quot; /&gt;<br>
&lt;jsp:setProperty name=&quot;writer&quot; property=&quot;something&quot; value=&quot;Something already set as a property in WriteOver&quot; /&gt;<br>
&lt;/jsp:useBean&gt;<br>
<br>
&lt;h3&gt;Write to the file&lt;/h3&gt;<br>
<br>
&lt;p&gt;<br>
<br>
&lt;% writer.setSomething(&quot;Something to write to the file&quot;); %&gt;<br>
&lt;% out.print(writer.getSomething()); %&gt;<br>
<br>
&lt;% out.print(writer.writeSomething()); %&gt;<br>
<br>
&lt;/p&gt;<br>
&lt;/body&gt;<br>
&lt;/html&gt;<br>
<br>
<br>
import java.io.*;<br>
<br>
/**<br>
* WriteOver.java <br>
* Written by&nbsp;&nbsp;Morgan Catlin Email: mfcatlin@csclub2.stthomas.edu<br>
*&nbsp;&nbsp;&nbsp;August 19, 1999<br>
* <br>
* Variables:<br>
*&nbsp;&nbsp;&nbsp;String path = path to file to write to (ie. /you/afile.txt)<br>
*&nbsp;&nbsp;&nbsp;String something = something to write to the file<br>
* <br>
* Methods:<br>
*&nbsp;&nbsp;&nbsp;void setPath() = sets path<br>
*&nbsp;&nbsp;&nbsp;String getPath() = returns path<br>
*&nbsp;&nbsp;&nbsp;void setSomething() = sets something<br>
*&nbsp;&nbsp;&nbsp;String getSomething() = returns something<br>
*&nbsp;&nbsp;&nbsp;String writeSomething() = writes something to the path, <br>
*&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;returns a message that indicates success or failure(an Exception)<br>
*/<br>
<br>
public class WriteOver {<br>
&nbsp;&nbsp;&nbsp;<br>
&nbsp;&nbsp;&nbsp;private String path;<br>
&nbsp;&nbsp;&nbsp;private String something;<br>
&nbsp;&nbsp;&nbsp;<br>
&nbsp;&nbsp;&nbsp;public WriteOver() {<br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;path = null;<br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;something = &quot;Default message&quot;;<br>
&nbsp;&nbsp;&nbsp;} // constructor WriteOver<br>
&nbsp;&nbsp;&nbsp;<br>
&nbsp;&nbsp;&nbsp;/**<br>
&nbsp;&nbsp;&nbsp;&nbsp;* Mutator for the path property<br>
&nbsp;&nbsp;&nbsp;&nbsp;*/<br>
&nbsp;&nbsp;&nbsp;public void setPath(String apath) {<br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;path = apath;<br>
&nbsp;&nbsp;&nbsp;} // mutator setPath<br>
&nbsp;&nbsp;&nbsp;<br>
&nbsp;&nbsp;&nbsp;/**<br>
&nbsp;&nbsp;&nbsp;&nbsp;* Accessor for the path property<br>
&nbsp;&nbsp;&nbsp;&nbsp;*/<br>
&nbsp;&nbsp;&nbsp;public String getPath() {<br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;return path;<br>
&nbsp;&nbsp;&nbsp;} // accessor getPathClient<br>
&nbsp;&nbsp;&nbsp;<br>
&nbsp;&nbsp;&nbsp;/**<br>
&nbsp;&nbsp;&nbsp;&nbsp;* Mutator for the something property<br>
&nbsp;&nbsp;&nbsp;&nbsp;*/<br>
&nbsp;&nbsp;&nbsp;public void setSomething(String asomething) {<br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;something = asomething;<br>
&nbsp;&nbsp;&nbsp;} // mutator setSomething<br>
&nbsp;&nbsp;&nbsp;<br>
&nbsp;&nbsp;&nbsp;/**<br>
&nbsp;&nbsp;&nbsp;&nbsp;* Accessor for the something property<br>
&nbsp;&nbsp;&nbsp;&nbsp;*/<br>
&nbsp;&nbsp;&nbsp;public String getSomething() {<br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;return something;<br>
&nbsp;&nbsp;&nbsp;} // accessor getSomething<br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<br>
&nbsp;&nbsp;&nbsp;/**<br>
&nbsp;&nbsp;&nbsp;&nbsp;* This method writes something to the path<br>
&nbsp;&nbsp;&nbsp;&nbsp;*/<br>
&nbsp;&nbsp;&nbsp;public String writeSomething() {<br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;try {<br>
　　　　 <br>
　　　　 File f = new File(path);<br>
　　　　 PrintWriter out = new PrintWriter(new FileWriter(f));<br>
　　　　 <br>
　　　　 out.print(this.getSomething() + &quot;\n&quot;);<br>
　　　　 out.close();<br>
　　　　 return &quot;Alles ist Gut.&quot;;<br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;} catch (IOException e) {<br>
　　　　 return e.toString();<br>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}　　　　 <br>
&nbsp;&nbsp;&nbsp;} // method writeSomething <br>
} // class WriteOver<br>

  </table>
<p align="center"><script src="../../2.js"></script></a>
</body>
</html>

⌨️ 快捷键说明

复制代码 Ctrl + C
搜索代码 Ctrl + F
全屏模式 F11
切换主题 Ctrl + Shift + D
显示快捷键 ?
增大字号 Ctrl + =
减小字号 Ctrl + -