我有一个关于文件写入的权限拒绝的问题。问题是,当我试图在webapps文件夹下写一个文件时,我想出了这个否认。但是,在/tmp文件夹上写入相同的文件没有任何问题。我检查了这两个文件夹的不同之处,特别是在一个和每个文件夹的权限上。source/webapps/brain03/WEB-INF drwxr-xr-x根目录/usr/share/tomcat7-examples/source/webapps/brain03/WEB-INF/bbs
当我不在/usr/share/tomcat7-examples/source/webapps/brain03/WEB-INF/bbs?上时,为什么可以在/tmp上通过jsp页面保存文件
我通过"chown -R tomcat7.tomcat7 /usr/share/tomcat7--R/source“解决了这个问题。但是,谜团依然存在。每个目录是否有任何特殊的、隐藏的访问控制标记?
下面是相关的html和jsp源代码。
<HTML>
<HEAD>
<META http-equiv="Content-Type" content="text/html;charset=euc-kr">
<TITLE>BBS Writing</TITLE>
</HEAD>
<BODY>
<H2>Write here</H2>
<FORM ACTION=BBSPost_new.jsp METHOD=POST>
Name: <INPUT TYPE=TEXT NAME=NAME><BR>
Title: <INPUT TYPE=TEXT NAME=TITLE><BR>
<TEXTAREA COLS=30 ROWS=5 NAME=CONTENT></TEXTAREA><BR>
<INPUT TYPE=SUBMIT VALUE='Save'>
</FORM>
</BODY>
</HTML><%@page contentType="text/html; charset=euc-kr"%>
<%@page import="java.io.*, java.util.Date"%>
<%
request.setCharacterEncoding("euc-kr");
String name = request.getParameter("NAME");
String title = request.getParameter("TITLE");
String content = request.getParameter("CONTENT");
Date date = new Date();
Long time = date.getTime();
String filename = time + ".txt";
String result;
PrintWriter writer = null;
try {
String filePath = application.getRealPath("/WEB-INF/bbs/" + filename);
writer = new PrintWriter(filePath);
writer.printf("Title: %s %n", title);
writer.printf("Writer: %s %n", name);
writer.println(content);
result = "SUCCESS";
}
catch (IOException ioe) {
out.println(ioe.getMessage());
result = "FAIL";
}
finally {
try {
writer.close();
}
catch (Exception e) {
}
}
response.sendRedirect("BBSPostResult.jsp?RESULT=" + result);
%>发布于 2015-02-21 07:44:04
String filePath = application.getRealPath("/WEB-INF/bbs/" + filename);仅供猜测,您试图编写/WEB-INF的事实意味着WEB-INF位于驱动器的根目录中。
https://stackoverflow.com/questions/18714920
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