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package servlet;import java.io.File;import java.io.FileOutputStream;import java.io.IOException;import java.util.Date;import javax.servlet.ServletException;import javax.servlet.ServletResponse;import javax.servlet.annotation.WebServlet;import javax.servlet.http.HttpServlet;import javax.servlet.http.HttpServletRequest;import javax.servlet.http.HttpServletResponse;import sun.misc.BASE64Decoder;/** * Servlet implementation class pho */@WebServlet("/pho")public class pho extends HttpServlet {	private static final long serialVersionUID = 1L;           public pho() {        super();    }	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {        doPost(request, response);	}	protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {			System.out.println("123");			String image = request.getParameter("image");  			// 只允许jpg  			String header ="data:image/jpeg;base64,";    			if(image.indexOf(header) != 0){  	  				((ServletResponse) request).getWriter().print(wrapJSON(false));                 return;    			}  			image = image.substring(header.length());  			// 写入磁盘       		boolean success = false;  			BASE64Decoder decoder = new BASE64Decoder();    			try{  		  				byte[] decodedBytes = decoder.decodeBuffer(image);  			  				String imgFilePath ="D://image//uploadimage.jpg";  		  				FileOutputStream out = new FileOutputStream(imgFilePath);  		  				out.write(decodedBytes);  		  				out.close();  		  				success = true;  		  			}catch(Exception e){  	  				success = false;    				e.printStackTrace();  	  			}  	  			   ((ServletResponse) request).getWriter().print(wrapJSON(success));  	  }  	private String wrapJSON(boolean success){  			   return"{'success':'+ success +'}";  	}}