📄 page.java
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/* -*-mode:java; c-basic-offset:2; -*- *//* JRoar -- pure Java streaming server for Ogg * * Copyright (C) 2001,2002 ymnk, JCraft,Inc. * * Written by: 2001,2002 ymnk<ymnk@jcraft.com> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */package com.jcraft.jroar;import java.util.*;import java.io.*;public abstract class Page{ static Hashtable map=new Hashtable(); static void register(){} static void register(String src, Object dst){ synchronized(map){ map.put(src, dst); } } static Object map(String foo){ synchronized(map){ return map.get(foo); } } String decode(String arg){ byte[] foo=arg.getBytes(); StringBuffer sb=new StringBuffer(); for(int i=0; i<foo.length; i++){ if(foo[i]=='+'){ sb.append((char)' '); continue; } if(foo[i]=='%' && i+2<foo.length){ int bar=foo[i+1]; bar=('0'<=bar && bar<='9')? bar-'0' : ('a'<=bar && bar<='z')? bar-'a'+10 : ('A'<=bar && bar<='Z')? bar-'A'+10 : bar; bar*=16; int goo=foo[i+2]; goo=('0'<=goo && goo<='9')? goo-'0' : ('a'<=goo && goo<='f')? goo-'a'+10 : ('A'<=goo && goo<='F')? goo-'A'+10 : goo; bar+=goo; bar&=0xff; sb.append((char)bar); i+=2; continue; } sb.append((char)foo[i]); } return sb.toString(); } static void forward(MySocket mysocket, String location) throws IOException{ mysocket.println("HTTP/1.0 302 Found"); //mysocket.println("Location: "+HttpServer.myURL+location); mysocket.println("Location: "+location); mysocket.println(""); mysocket.flush(); mysocket.close(); } static void unknown(MySocket mysocket, String location) throws IOException{ mysocket.println("HTTP/1.0 404 Not Found"); mysocket.println("Connection: close"); mysocket.println("Content-Type: text/html; charset=iso-8859-1"); mysocket.println(""); mysocket.println("<!DOCTYPE HTML PUBLIC \"-//IETF//DTD HTML 2.0//EN\">"); mysocket.println("<HTML><HEAD><TITLE>404 Not Found</TITLE></HEAD><BODY>"); mysocket.println("<H1>Not Found</H1>"); mysocket.println("The requested URL "+location+" was not found on this server.<P>"); mysocket.println("<HR>"); mysocket.println("<ADDRESS>JRoar at "+HttpServer.myURL+"/</ADDRESS>"); mysocket.println("</BODY></HTML>"); mysocket.flush(); mysocket.close(); } static void ok(MySocket mysocket, String location) throws IOException{ mysocket.println("HTTP/1.0 200 OK"); mysocket.println("Last-Modified: Thu, 04 Oct 2001 14:09:23 GMT"); mysocket.println("Connection: close");// mysocket.println("Content-Type: text/html; charset=iso-8859-1"); mysocket.println(""); mysocket.flush(); mysocket.close(); } abstract void kick(MySocket mysocket, Hashtable ht, Vector v) throws IOException; Hashtable getVars(String arg){ Hashtable vars=new Hashtable(); vars.put("jroar-method", "GET"); if(arg==null) return vars; arg=decode(arg); int foo=0; int i=0; int c=0; String key, value; while(true){ key=value=null; foo=arg.indexOf('='); if(foo==-1)break; key=arg.substring(0, foo); arg=arg.substring(foo+1); foo=arg.indexOf('&'); if(foo!=-1){ value=arg.substring(0, foo); arg=arg.substring(foo+1); } else value=arg; vars.put(key, value); if(foo==-1)break; } return vars; } Hashtable getVars(MySocket mysocket, int len){ Hashtable vars=new Hashtable(); vars.put("jroar-method", "POST"); if(len==0) return vars; int i=0; int c=0; StringBuffer sb=new StringBuffer(); String key, value; while(i<len){ key=value=null; sb.setLength(0); while(i<len){ c=mysocket.readByte( ); i++; if(c=='='){ key=sb.toString(); break; } sb.append((char)c); } sb.setLength(0); while(i<len){ c=mysocket.readByte( ); i++; if(c=='&'){ value=sb.toString(); break; } sb.append((char)c); } if(key!=null && value!=null){ key=decode(key); value=decode(value); vars.put(key, value); } } return vars; } static void notFound(MySocket ms) throws IOException{ ms.println("HTTP/1.0 404 Not Found") ; ms.println("Content-Type: text/html") ; ms.println("") ; ms.println("<!DOCTYPE HTML PUBLIC \"-//IETF//DTD HTML 2.0//EN\">"); ms.println("<HTML><HEAD><TITLE>404 Not Found</TITLE></HEAD><BODY>"); ms.println("<H1>Not Found</H1>The requested URL was not found on this server.<HR>"); ms.println("</BODY></HTML>"); ms.flush(); ms.close(); }}⌨️ 快捷键说明
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