程序代码
package org.fool.servlet;
import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.FileInputStream;
import java.io.IOException;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
@WebServlet(name = "showimageservlet", urlPatterns = { "/showimageservlet" })
public class ShowImageServlet extends HttpServlet {
protected void doGet(HttpServletRequest request,
HttpServletResponse response) throws ServletException, IOException {
doPost(request, response);
}
protected void doPost(HttpServletRequest request,
HttpServletResponse response) throws ServletException, IOException {
String path = request.getServletContext().getRealPath("/images");
response.setContentType("image/jpeg");
BufferedInputStream in = new BufferedInputStream(new FileInputStream(
path + "/books.jpg"));
byte[] content = new byte[in.available()];
in.read(content);
in.close();
BufferedOutputStream out = new BufferedOutputStream(
response.getOutputStream());
out.write(content);
out.close();
}
}