To show error message after upload the GstTemplate.

git-svn-id: http://15.206.35.175/svn/proteus/business-java/trunk@106409 ce508802-f39f-4f6c-b175-0d175dae99d5

webitm-gst/ibase/webitm/servlet/gst/UploadGstExcelServlet.java

+package ibase.webitm.ejb.gst;
+import ibase.system.config.AppConnectParm;
+import ibase.utility.CommonConstants;
+import ibase.utility.UserInfoBean;
+import ibase.webitm.utility.ITMException;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.io.OutputStream;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.zip.GZIPOutputStream;
+
+import javax.naming.InitialContext;
+import javax.servlet.ServletException;
+import javax.servlet.annotation.WebServlet;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+import jxl.Cell;
+import jxl.Range;
+import jxl.Sheet;
+import jxl.Workbook;
+import jxl.read.biff.BiffException;
+
+
+
+
+
+
+import com.oreilly.servlet.multipart.FilePart;
+import com.oreilly.servlet.multipart.MultipartParser;
+import com.oreilly.servlet.multipart.Part;
+@WebServlet("/GSTExcel")
+public class UploadGstExcelServlet extends HttpServlet {
+	
+	GSTUploadExcelTemplate Ec = new GSTUploadExcelTemplate();
+	
+	InitialContext ctx = null;
+	private static final long serialVersionUID = 1L;
+    public UploadGstExcelServlet() {
+        super();
+    }
+	public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException 
+	{
+		String excelFilePath = "";
+		String objName = "";
+		String objDesc = "";
+		String tempName = "";
+		String submitValue = "";
+		String action = "";
+		String fileTypeDefault = "";
+		String submitAction = "";
+		MultipartParser parser = new MultipartParser(request,10 * 1024 * 1024);
+		Part part = null;
+		String errorMessage="";
+		boolean isError = false;
+		try
+		{
+			
+			UserInfoBean userInfo = (UserInfoBean) request.getSession().getAttribute("USER_INFO");
+			while ((part = parser.readNextPart()) != null)
+			{
+				
+				if (part.isFile())
+				{
+					FilePart filePart = (FilePart) part;
+					String fileName = filePart.getFileName();
+					if (fileName != null)
+					{
+						File DUMP_DIR = new File(CommonConstants.TEMP_FOLDER);
+						DUMP_DIR.mkdir();
+						long size = filePart.writeTo(DUMP_DIR);
+						excelFilePath = DUMP_DIR + File.separator+ fileName;
+						File excelFile = new File(excelFilePath);
+						System.out.println("filename: " + excelFile);
+					//	Workbook workbook = Workbook.getWorkbook(excelFile);
+						Workbook workbook = Workbook.getWorkbook(excelFile);
+				 //		Workbook workbook = new Workbook(new FileInputStream(excelFile));
+						if(workbook.getNumberOfSheets() > 0)
+						{
+						  String responseTemp= Ec.readExcelfile(workbook, userInfo);
+						  if(CommonConstants.CONTENT_ENCODING != null && CommonConstants.CONTENT_ENCODING.equalsIgnoreCase("gzip"))
+							{
+								response.setHeader("Content-Encoding", "gzip");
+								GZIPOutputStream gzOutStream = new GZIPOutputStream(response.getOutputStream());
+								gzOutStream.write(responseTemp.getBytes());
+								gzOutStream.flush();
+								gzOutStream.close();
+							}
+							else
+							{
+								response.setHeader("Content-Encoding", "");
+								OutputStream outStream = response.getOutputStream();
+								outStream.write(responseTemp.getBytes());
+								outStream.flush();
+								outStream.close();
+							}
+						  System.out.println("Sheets.." );
+						}
+						
+					}
+				}
+			}
+		
+		
+			
+		}catch(Exception  e1)
+		{
+			isError=true;
+			errorMessage=e1.getMessage();
+		}
+		finally
+		{
+			if(isError)
+			{
+				if(CommonConstants.CONTENT_ENCODING != null && CommonConstants.CONTENT_ENCODING.equalsIgnoreCase("gzip"))
+				{
+					response.setHeader("Content-Encoding", "gzip");
+					GZIPOutputStream gzOutStream = new GZIPOutputStream(response.getOutputStream());
+					gzOutStream.write(errorMessage.getBytes());
+					gzOutStream.flush();
+					gzOutStream.close();
+				}
+				else
+				{
+					response.setHeader("Content-Encoding", "");
+					OutputStream outStream = response.getOutputStream();
+					outStream.write(errorMessage.getBytes());
+					outStream.flush();
+					outStream.close();
+				}
+			}
+			
+		}
+		
+		
+	}
+	
+	
+
+}