java server side sample using Deprecated Interfaces

Vault
#1

Dhtmlxvault java version server side sample file(upload_handler.jsp)

<%@page import=“org.apache.catalina.tribes.tipis.Streamable”%>

org.apache.catalina.tribes.tipis.Streamable is deprecated Interfaces on tomcat7
tomcat 7 just warning, but tomcat 8 is error raised
my company web application running on tomcat 8
any other samples? Pls

tomcat.apache.org/tomcat-7.0-do … -list.html

<%@ page import=“java.io.*” %>

<%@ page import=“java.util.Collection” %>
<%@ page import=“javax.servlet.http.Part” %>

<%@ page import=“org.apache.commons.io.FilenameUtils” %>
<%@ page import=“java.io.File” %>
<%@ page import=“java.io.IOException” %>
<%@ page import=“java.util.Iterator” %>
<%@ page import=“java.util.List” %>
<%@ page import=“java.util.Enumeration” %>

<%@ page import=“javax.servlet.ServletException” %>
<%@ page import=“javax.servlet.http.HttpServlet” %>
<%@ page import=“javax.servlet.http.HttpServletRequest” %>
<%@ page import=“javax.servlet.http.HttpServletResponse” %>

<%@ page import=“org.apache.commons.fileupload.FileItem” %>
<%@ page import=“org.apache.commons.fileupload.FileUploadException” %>
<%@ page import=“org.apache.commons.fileupload.disk.DiskFileItemFactory” %>
<%@ page import=“org.apache.commons.fileupload.servlet.ServletFileUpload” %>

<%@page import=“java.util.*”%>
<%@page import=“java.io.DataInputStream”%>
<%@page import=“java.io.FileWriter”%>
<%@page import=“java.io.InputStream”%>
<%@page import=“sun.misc.IOUtils”%>
<%@page import=“java.io.FileOutputStream”%>
<%@page import=“org.omg.CORBA.portable.OutputStream”%>
<%@page import=“java.io.File”%>
<%@page import=“java.io.InputStreamReader”%>
<%@page import=“java.io.BufferedReader”%>
<%@page import=“org.apache.catalina.tribes.tipis.Streamable”%>
<%@page import=“org.apache.catalina.connector.Request”%>

<%

/*
THE FOLLOWING FILES ARE REQUIRED IN YOUR PROJECT:
commons-fileupload.jar
commons-io.jar
*/

String uploadDir = “D:/”;

String mode = request.getParameter(“mode”);
String action = “”;

ServletFileUpload uploader = null;
List items = null;

if (mode == null || (mode != null && !mode.equals(“conf”) && !mode.equals(“sl”))) {
uploader = new ServletFileUpload(new DiskFileItemFactory());
items = uploader.parseRequest(request);
}

if (mode == null) {
mode = “”;

for (FileItem item : items) {
	if (item != null) {
		if (item.getFieldName().equals("mode")) {
			mode = getStringFromStream(item.getInputStream());
		}
		if (item.getFieldName().equals("action")) {
			action = getStringFromStream(item.getInputStream());
		}
	}
}

}

if (mode.equals(“conf”)) {
int maxPostSize = 2000000;

response.setHeader("Content-type", "text/json");
response.getWriter().write("{ \"maxFileSize\":" + maxPostSize + " }");

}

if (mode.equals(“html4”) || mode.equals(“flash”) || mode.equals(“html5”)) {
if (action.equals(“cancel”)) {
response.setHeader(“Content-type”, “text/json”);
response.getWriter().write(“{"state":"cancelled"}”);
} else {
String filename = “”;
Integer filesize = 0;

	for (FileItem item : items) {
		if (!item.isFormField()) {
			// Process form file field (input type="file").
			String fieldname = item.getFieldName();
			filename = FilenameUtils.getName(item.getName());
			InputStream filecontent = item.getInputStream();

			// Write to file
			/* File f=new File(uploadDir + filename);
			FileOutputStream fout=new FileOutputStream(f);
			byte buf[]=new byte[1024];
			int len;
			while((len=filecontent.read(buf))>0) {
				fout.write(buf,0,len);
				filesize+=len;
			}
			fout.close(); */
		}
	}
	// Manual filesize value only for demo!
	filesize = 28428;

	response.setHeader("Content-type", "text/html");
	response.getWriter().write("{\"state\":true,\"name\":\"" + filename.replace("\"","\\\"") + "\",\"size\":" + filesize + ",\"extra\":{\"info\":\"just a way to send some extra data\",\"param\":\"some value here\"}}");
}

}

HashMap p = new HashMap();

Enumeration params = request.getParameterNames();
while (params.hasMoreElements()) {
String name = (String)params.nextElement();
p.put(name, request.getParameter(name));
}

String fileName = request.getParameter(“fileName”);
String fileSize = request.getParameter(“fileSize”);
String fileKey = request.getParameter(“fileKey”);
if (mode != null && mode.equals(“sl”) && fileName != null && fileSize != null && fileKey != null) {
action = request.getParameter(“action”);

if (action != null && action.equals("getUploadStatus")) {
	response.setContentType("text/json");
	out.print("{state: true, name:'" + fileName + "'}");
} else {
	/* FileOutputStream file = new FileOutputStream(uploadDir+fileName);
	file.write(IOUtils.readFully(request.getInputStream(), -1, false));
	file.close(); */
}

}

%>

<%!String getStringFromStream(InputStream is) throws Exception {
BufferedReader br = new BufferedReader(new InputStreamReader(is));
StringBuilder sb = new StringBuilder();
String line;
while ((line = br.readLine()) != null) {
sb.append(line);
}
return sb.toString();
}%>
upload_handler.zip (1.63 KB)