UTF8.java Source code

Introduction

Here is the source code for UTF8.java

Source

import java.io.BufferedReader;
import java.io.IOException;
import java.io.OutputStreamWriter;
import java.io.PrintWriter;

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

public class UTF8 extends HttpServlet {

    public void doGet(HttpServletRequest req, HttpServletResponse res) throws ServletException, IOException {
        try {
            BufferedReader reader = req.getReader();

            res.setContentType("text/html; charset=UTF-8");
            PrintWriter out = new PrintWriter(new OutputStreamWriter(res.getOutputStream(), "UTF8"), true);

            // Read and write 4K chars at a time
            // (Far more efficient than reading and writing a line at a time)
            char[] buf = new char[4 * 1024]; // 4Kchar buffer
            int len;
            while ((len = reader.read(buf, 0, buf.length)) != -1) {
                out.write(buf, 0, len);
            }
            out.flush();
        } catch (Exception e) {
            getServletContext().log(e, "Problem filtering page to UTF-8");
        }
    }
}