plaintext.java

来自「这是AJAX的一个HTML实现！ HTML标签AJAX的实现！」· Java 代码 · 共 59 行

/**
 * Copyright 2007-2008 Jens Kapitza
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package net.sourceforge.ajaxtags.demo.servlet;

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

public final class PlainText extends HttpServlet {
@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp)
        throws ServletException, IOException {
    
 // load the frameworks and the javascript things
	String res = req.getRequestURI();
	// finde the needed resource
	// js/...
	// or css/...
	String name = res.substring(req.getContextPath().length());
	InputStream in = null;
	if (name.endsWith(".txt")) {
	    name = name.substring(9,name.length() - 4);
	    System.out.println(name);
	    in = new FileInputStream(getServletContext().getRealPath(name));
	}
	
	BufferedReader r = new BufferedReader(new InputStreamReader(in));
	String line = null;
	BufferedWriter w = new BufferedWriter(resp.getWriter());
	while ((line = r.readLine()) != null) {
	    w.append(line);
	    w.newLine();
	}
	w.flush();
    
}
}