我的Java学习路一：系统变量获取
2004-10-14 21:14
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<%@ page import="java.util.*" %>
<%!
Enumeration enumNames;
String strName,strValue;
%>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>JSP例程 - 获取各种CGI环境变量</title>
</head>
<body>
<table border=1 cellspacing=0 cellpadding=0 align=center>
<tr>
<th>Name</th>
<th>Value</th>
</tr>
<%
enumNames = request.getHeaderNames();
while(enumNames.hasMoreElements()){
strName = (String)enumNames.nextElement();
strValue = request.getHeader(strName);
%>
<tr>
<td> <%=strName%></td>
<td> <%=strValue%></td>
</tr>
<%
}
%>
<tr>
<th>Name</th>
<th>Value</th>
</tr>
<tr>
<td> CharacterEncoding</td>
<td> <%=request.getCharacterEncoding()%></td>
</tr>
<tr>
<td> CONTENT_LENGTH</td>
<td> <%=request.getContentLength()%></td>
</tr>
<tr>
<td> CONTENT_TYPE</td>
<td> <%=request.getContentType()%></td>
</tr>
<tr>
<td> SERVER_PROTOCOL</td>
<td> <%=request.getProtocol()%></td>
</tr>
<tr>
<td> REMOTE_ADDR</td>
<td> <%=request.getRemoteAddr()%></td>
</tr>
<tr>
<td> REMOTE_HOST</td>
<td> <%=request.getRemoteHost()%></td>
</tr>
<tr>
<td> Scheme</td>
<td> <%=request.getScheme()%></td>
</tr>
<tr>
<td> SERVER_NAME</td>
<td> <%=request.getServerName()%></td>
</tr>
<tr>
<td> SERVER_PORT</td>
<td> <%=request.getServerPort()%></td>
</tr>
<tr>
<td> AUTH_TYPE</td>
<td> <%=request.getAuthType()%></td>
</tr>
<tr>
<td> REQUEST_METHOD</td>
<td> <%=request.getMethod()%></td>
</tr>
<tr>
<td> PATH_INFO</td>
<td> <%=request.getPathInfo()%></td>
</tr>
<tr>
<td> PATH_TRANSLATED</td>
<td> <%=request.getPathTranslated()%></td>
</tr>
<tr>
<td> QUERY_STRING</td>
<td> <%=request.getQueryString()%></td>
</tr>
<tr>
<td> REMOTE_USER</td>
<td> <%=request.getRemoteUser()%></td>
</tr>
<tr>
<td> REQUEST_URI</td>
<td> <%=request.getRequestURI()%></td>
</tr>
<tr>
<td> SCRIPT_NAME</td>
<td> <%=request.getServletPath()%></td>
</tr>
</table>
</body>
</html>
<%!
Enumeration enumNames;
String strName,strValue;
%>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>JSP例程 - 获取各种CGI环境变量</title>
</head>
<body>
<table border=1 cellspacing=0 cellpadding=0 align=center>
<tr>
<th>Name</th>
<th>Value</th>
</tr>
<%
enumNames = request.getHeaderNames();
while(enumNames.hasMoreElements()){
strName = (String)enumNames.nextElement();
strValue = request.getHeader(strName);
%>
<tr>
<td> <%=strName%></td>
<td> <%=strValue%></td>
</tr>
<%
}
%>
<tr>
<th>Name</th>
<th>Value</th>
</tr>
<tr>
<td> CharacterEncoding</td>
<td> <%=request.getCharacterEncoding()%></td>
</tr>
<tr>
<td> CONTENT_LENGTH</td>
<td> <%=request.getContentLength()%></td>
</tr>
<tr>
<td> CONTENT_TYPE</td>
<td> <%=request.getContentType()%></td>
</tr>
<tr>
<td> SERVER_PROTOCOL</td>
<td> <%=request.getProtocol()%></td>
</tr>
<tr>
<td> REMOTE_ADDR</td>
<td> <%=request.getRemoteAddr()%></td>
</tr>
<tr>
<td> REMOTE_HOST</td>
<td> <%=request.getRemoteHost()%></td>
</tr>
<tr>
<td> Scheme</td>
<td> <%=request.getScheme()%></td>
</tr>
<tr>
<td> SERVER_NAME</td>
<td> <%=request.getServerName()%></td>
</tr>
<tr>
<td> SERVER_PORT</td>
<td> <%=request.getServerPort()%></td>
</tr>
<tr>
<td> AUTH_TYPE</td>
<td> <%=request.getAuthType()%></td>
</tr>
<tr>
<td> REQUEST_METHOD</td>
<td> <%=request.getMethod()%></td>
</tr>
<tr>
<td> PATH_INFO</td>
<td> <%=request.getPathInfo()%></td>
</tr>
<tr>
<td> PATH_TRANSLATED</td>
<td> <%=request.getPathTranslated()%></td>
</tr>
<tr>
<td> QUERY_STRING</td>
<td> <%=request.getQueryString()%></td>
</tr>
<tr>
<td> REMOTE_USER</td>
<td> <%=request.getRemoteUser()%></td>
</tr>
<tr>
<td> REQUEST_URI</td>
<td> <%=request.getRequestURI()%></td>
</tr>
<tr>
<td> SCRIPT_NAME</td>
<td> <%=request.getServletPath()%></td>
</tr>
</table>
</body>
</html>
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