📄 7-1.txt

📁 jsp常用实例讲解

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<%@ page import="java.io.*" %>
<html>
<head>
<title>test list files </title>
<meta http-equiv="Content-Type" content="text/html;charset=gb2312">
</head>

<body>
The list file is:
<hr>
<%
File dir=new File("c:/tomcat/webapps");
String temp[]=dir.list();
for(int i=0;i<temp.length;i++){
	//File ft=new File(temp[i]);	
	//out.println("("+i+")"+ft);
	out.println("("+i+")"+temp[i]);
	%><BR><%
}

String temp2[]=dir.list(new dirfilter());
for(int j=0;j<temp2.length;j++){
	out.println("("+j+")"+temp[j]);
}

class dirfilter implements FilenameFilter{
	string word;
	dirfilter(String word){this.word=word;}
	public boolean accept(File dir,String name){
		String f=new File(name).getName();
		return f.indexOf(word)!=-1;
	}
}

public interface FilenameFilter{
	boolean accept(File dir,String name);
}

%>
</body>
</html>

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