607 lines
22 KiB
Java
607 lines
22 KiB
Java
/**
|
|
*
|
|
*/
|
|
package org.gcube.portlets.user.workspace.server;
|
|
|
|
import java.io.ByteArrayInputStream;
|
|
import java.io.File;
|
|
import java.io.IOException;
|
|
import java.io.InputStream;
|
|
import java.io.OutputStream;
|
|
import java.io.StringReader;
|
|
import java.nio.file.Files;
|
|
import java.util.List;
|
|
|
|
import javax.servlet.ServletException;
|
|
import javax.servlet.http.HttpServlet;
|
|
import javax.servlet.http.HttpServletRequest;
|
|
import javax.servlet.http.HttpServletResponse;
|
|
|
|
import org.apache.commons.io.FilenameUtils;
|
|
import org.apache.commons.io.IOUtils;
|
|
import org.gcube.common.portal.PortalContext;
|
|
import org.gcube.common.storagehubwrapper.server.StorageHubWrapper;
|
|
import org.gcube.common.storagehubwrapper.server.tohl.Workspace;
|
|
import org.gcube.common.storagehubwrapper.shared.tohl.WorkspaceFolder;
|
|
import org.gcube.common.storagehubwrapper.shared.tohl.WorkspaceItem;
|
|
import org.gcube.common.storagehubwrapper.shared.tohl.items.FileItem;
|
|
import org.gcube.common.storagehubwrapper.shared.tohl.items.ImageFileItem;
|
|
import org.gcube.common.storagehubwrapper.shared.tohl.items.ItemStreamDescriptor;
|
|
import org.gcube.common.storagehubwrapper.shared.tohl.items.PDFFileItem;
|
|
import org.gcube.common.storagehubwrapper.shared.tohl.items.URLFileItem;
|
|
import org.gcube.common.storagehubwrapper.shared.tohl.items.URLItem;
|
|
import org.gcube.portlets.user.workspace.client.ConstantsExplorer;
|
|
import org.gcube.portlets.user.workspace.server.property.PortalUrlGroupGatewayProperty;
|
|
import org.gcube.portlets.user.workspace.server.util.AllowedMimeTypeToInline;
|
|
import org.gcube.portlets.user.workspace.server.util.MimeTypeUtility;
|
|
import org.gcube.portlets.user.workspace.server.util.WsUtil;
|
|
import org.gcube.portlets.user.workspace.shared.HandlerResultMessage;
|
|
import org.gcube.portlets.user.workspace.shared.SessionExpiredException;
|
|
import org.gcube.vomanagement.usermanagement.model.GCubeUser;
|
|
import org.slf4j.Logger;
|
|
import org.slf4j.LoggerFactory;
|
|
|
|
|
|
|
|
/**
|
|
* The Class DownloadServlet.
|
|
*
|
|
* @author Francesco Mangiacrapa francesco.mangiacrapa{@literal @}isti.cnr.it
|
|
* Oct 18, 2018
|
|
*/
|
|
public class DownloadServlet extends HttpServlet{
|
|
|
|
private static final long serialVersionUID = -8423345575690165644L;
|
|
|
|
protected static Logger logger = LoggerFactory.getLogger(DownloadServlet.class);
|
|
|
|
/**
|
|
* {@inheritDoc}
|
|
*/
|
|
@Override
|
|
public void init() throws ServletException {
|
|
super.init();
|
|
logger.trace("Workspace DownloadServlet ready.");
|
|
}
|
|
|
|
/* (non-Javadoc)
|
|
* @see javax.servlet.http.HttpServlet#doGet(javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse)
|
|
*/
|
|
public void doGet(HttpServletRequest req, HttpServletResponse resp) throws IOException {
|
|
|
|
String itemId = req.getParameter("id");
|
|
boolean viewContent = req.getParameter("viewContent")==null?false:req.getParameter("viewContent").equals("true");
|
|
boolean isValidItem = req.getParameter(ConstantsExplorer.VALIDATEITEM)==null?false:req.getParameter(ConstantsExplorer.VALIDATEITEM).equals("true");
|
|
boolean urlRedirectOnError = req.getParameter(ConstantsExplorer.REDIRECTONERROR)==null?false:req.getParameter(ConstantsExplorer.REDIRECTONERROR).equals("true");
|
|
String contextID = req.getParameter(ConstantsExplorer.CURRENT_CONTEXT_ID);
|
|
String versionID = req.getParameter(ConstantsExplorer.FILE_VERSION_ID);
|
|
|
|
logger.info("Download Params " +
|
|
"[id: "+itemId + ", " +
|
|
"viewContent: "+viewContent+", " +
|
|
ConstantsExplorer.VALIDATEITEM +": " +isValidItem+", " +
|
|
"urlRedirectOnError:" +urlRedirectOnError+", " +
|
|
"contextID: "+contextID+", " +
|
|
"versionID: "+versionID+"]");
|
|
|
|
if(itemId==null || itemId.isEmpty()){
|
|
sendError(resp,HttpServletResponse.SC_INTERNAL_SERVER_ERROR +": Item id is null");
|
|
return;
|
|
}
|
|
|
|
logger.debug("DOWNLOAD REQUEST FOR ITEM ID: "+itemId);
|
|
//Workspace wa = null;
|
|
StorageHubWrapper storageHubWrapper = null;
|
|
try {
|
|
|
|
if(WsUtil.isSessionExpired(req))
|
|
throw new SessionExpiredException();
|
|
|
|
GCubeUser gcubeUser = PortalContext.getConfiguration().getCurrentUser(req);
|
|
storageHubWrapper = WsUtil.getStorageHubWrapper(req, contextID,gcubeUser);
|
|
//wa = WsUtil.getWorkspace(req, contextID, gcubeUser);
|
|
} catch (Exception e) {
|
|
|
|
if (e instanceof SessionExpiredException){
|
|
sendErrorForStatus(resp, HttpServletResponse.SC_UNAUTHORIZED +": Session expired", HttpServletResponse.SC_UNAUTHORIZED);
|
|
return;
|
|
}
|
|
|
|
handleError(urlRedirectOnError, req, resp, itemId, HttpServletResponse.SC_INTERNAL_SERVER_ERROR +": Error during workspace retrieving");
|
|
return;
|
|
}
|
|
|
|
if (storageHubWrapper == null || storageHubWrapper.getWorkspace()==null) {
|
|
handleError(urlRedirectOnError, req, resp, itemId, HttpServletResponse.SC_INTERNAL_SERVER_ERROR +": Error, no workspace in session");
|
|
return;
|
|
}
|
|
|
|
WorkspaceItem item = null;
|
|
Workspace wa = storageHubWrapper.getWorkspace();
|
|
try {
|
|
|
|
item = wa.getItem(itemId);
|
|
if(isValidItem){ //ADDED 25/06/2013 - THIS CODE RETURN A SC_ACCEPT IS ITEM EXIST
|
|
String message = HttpServletResponse.SC_ACCEPTED+ ": The resource is available";
|
|
sendMessageResourceAvailable(resp, message);
|
|
logger.trace("response return: "+message);
|
|
return;
|
|
}
|
|
|
|
} catch (Exception e) {
|
|
logger.error("Requested item "+itemId+" not found",e);
|
|
handleError(urlRedirectOnError, req, resp, itemId, HttpServletResponse.SC_INTERNAL_SERVER_ERROR +": The file has been deleted by another user.");
|
|
return;
|
|
}
|
|
|
|
switch (item.getType()) {
|
|
case URL_ITEM: {
|
|
try{
|
|
logger.info("Downloading "+item.getType());
|
|
String urlValue = "URL not found";
|
|
if(item instanceof URLItem) {
|
|
URLItem theURL = (URLItem) item;
|
|
urlValue = theURL.getValue()==null?"URL not found":theURL.getValue().toString();
|
|
}
|
|
|
|
StringBuilder build = new StringBuilder();
|
|
build.append("#URL downloaded from D4Science, source filename: "+item.getName());
|
|
build.append("\n");
|
|
build.append(urlValue);
|
|
String fileContent = build.toString();
|
|
logger.info("Writing file content: \n"+fileContent);
|
|
ByteArrayInputStream is = new ByteArrayInputStream(fileContent.getBytes());
|
|
String contentDisposition = viewContent?"inline":"attachment";
|
|
String urlMimeType = "text/uri-list";
|
|
String itemName = MimeTypeUtility.getNameWithExtension(item.getName(), urlMimeType);
|
|
resp.setHeader("Content-Disposition", contentDisposition+"; filename=\"" + itemName + "\"" );
|
|
resp.setContentType(urlMimeType);
|
|
|
|
OutputStream out = resp.getOutputStream();
|
|
IOUtils.copy(is, out);
|
|
is.close();
|
|
out.close();
|
|
return;
|
|
}catch (Exception e) {
|
|
logger.error("Error during downloading the item "+itemId,e);
|
|
handleError(urlRedirectOnError, req, resp, itemId, HttpServletResponse.SC_INTERNAL_SERVER_ERROR +": Error during data downloading: "+e.getMessage());
|
|
return;
|
|
}
|
|
}
|
|
case FOLDER:
|
|
case SHARED_FOLDER:
|
|
case VRE_FOLDER:
|
|
case SMART_FOLDER: {
|
|
|
|
WorkspaceFolder workspaceFolder = (WorkspaceFolder) item;
|
|
ItemStreamDescriptor descr;
|
|
try {
|
|
descr = wa.downloadFolder(workspaceFolder.getId(), workspaceFolder.getName(), null);
|
|
}
|
|
catch (Exception e) {
|
|
logger.error("Error on downloading the folder with id "+itemId, e);
|
|
String error = e.getMessage()!=null?e.getMessage():"The folder is not available for downloading";
|
|
handleError(urlRedirectOnError, req, resp, itemId, HttpServletResponse.SC_INTERNAL_SERVER_ERROR +": "+error);
|
|
return;
|
|
}
|
|
|
|
try{
|
|
|
|
logger.info("Downloading the folder: "+workspaceFolder);
|
|
String contentDisposition = viewContent?"inline":"attachment";
|
|
String mimeType = "application/zip";
|
|
String itemName = MimeTypeUtility.getNameWithExtension(item.getName(), mimeType);
|
|
resp.setHeader("Content-Disposition", contentDisposition+"; filename=\"" + itemName + "\"" );
|
|
resp.setContentType(mimeType);
|
|
|
|
OutputStream out = resp.getOutputStream();
|
|
InputStream is = descr.getStream();
|
|
IOUtils.copy(is, out);
|
|
|
|
is.close();
|
|
out.close();
|
|
return;
|
|
} catch (Exception e) {
|
|
logger.error("Error during item downloading "+itemId,e);
|
|
handleError(urlRedirectOnError, req, resp, itemId, HttpServletResponse.SC_INTERNAL_SERVER_ERROR +": Error during folder data retrieving: "+e.getMessage());
|
|
return;
|
|
}
|
|
|
|
}
|
|
case FILE_ITEM:{
|
|
|
|
FileItem workspaceFileItem = (FileItem) item;
|
|
ItemStreamDescriptor descr;
|
|
try {
|
|
logger.info("Downloading the file id: "+workspaceFileItem.getId()+" with name: "+workspaceFileItem.getName()+" and versionID: "+versionID);
|
|
descr = wa.downloadFile(workspaceFileItem.getId(), workspaceFileItem.getName(), versionID, null);
|
|
}
|
|
catch (Exception e1) {
|
|
logger.error("Error on downloading the file with id "+itemId, e1);
|
|
String error = e1.getMessage()!=null?e1.getMessage():"The file is not available for downloading";
|
|
handleError(urlRedirectOnError, req, resp, itemId, HttpServletResponse.SC_INTERNAL_SERVER_ERROR +": "+error);
|
|
return;
|
|
}
|
|
|
|
switch (workspaceFileItem.getFileItemType()) {
|
|
|
|
case PDF_DOCUMENT:{
|
|
|
|
try{
|
|
PDFFileItem pdfFile = (PDFFileItem) workspaceFileItem;
|
|
logger.info("Downloading: "+pdfFile);
|
|
String mimeType = pdfFile.getMimeType();
|
|
logger.trace("EXTERNAL_FILE DOWNLOAD FOR "+pdfFile.getId());
|
|
String contentDisposition = viewContent?"inline":"attachment";
|
|
String itemName = MimeTypeUtility.getNameWithExtension(descr.getItemName(), mimeType);
|
|
|
|
resp.setHeader("Content-Disposition", contentDisposition+"; filename=\"" + itemName + "\"" );
|
|
resp.setContentType(mimeType);
|
|
resp = setContentLength(resp, pdfFile.getSize());
|
|
InputStream is = descr.getStream();
|
|
OutputStream out = resp.getOutputStream();
|
|
IOUtils.copy(is, out);
|
|
|
|
is.close();
|
|
out.close();
|
|
|
|
} catch (Exception e) {
|
|
logger.error("Error during external item retrieving "+itemId,e);
|
|
handleError(urlRedirectOnError, req, resp, itemId, HttpServletResponse.SC_INTERNAL_SERVER_ERROR +": Error during data retrieving: "+e.getMessage());
|
|
return;
|
|
}
|
|
return;
|
|
|
|
}
|
|
case IMAGE_DOCUMENT:{
|
|
|
|
try{
|
|
ImageFileItem imageFile = (ImageFileItem) workspaceFileItem;
|
|
logger.info("Downloading: "+imageFile);
|
|
String mimeType = imageFile.getMimeType();
|
|
String itemName = MimeTypeUtility.getNameWithExtension(descr.getItemName(), mimeType);
|
|
String contentDisposition = viewContent?"inline":"attachment";
|
|
resp.setHeader("Content-Disposition", contentDisposition+"; filename=\"" + itemName + "\"" );
|
|
resp.setContentType(mimeType);
|
|
resp = setContentLength(resp, imageFile.getSize());
|
|
|
|
InputStream is = descr.getStream();
|
|
OutputStream out = resp.getOutputStream();
|
|
IOUtils.copy(is, out);
|
|
|
|
is.close();
|
|
out.close();
|
|
return;
|
|
} catch (Exception e) {
|
|
logger.error("Error during item retrieving "+itemId,e);
|
|
handleError(urlRedirectOnError, req, resp, itemId, HttpServletResponse.SC_INTERNAL_SERVER_ERROR +": Error during data retrieving: "+e.getMessage());
|
|
return;
|
|
}
|
|
}
|
|
case URL_DOCUMENT:{
|
|
try{
|
|
URLFileItem externalUrl = (URLFileItem) workspaceFileItem;
|
|
logger.info("Downloading: "+externalUrl);
|
|
String urlMimeType = "text/uri-list";
|
|
String itemName = MimeTypeUtility.getNameWithExtension(descr.getItemName(), urlMimeType);
|
|
String contentDisposition = viewContent?"inline":"attachment";
|
|
resp.setHeader("Content-Disposition", contentDisposition+"; filename=\"" + itemName + "\"" );
|
|
resp.setContentType(urlMimeType);
|
|
//resp = setContentLength(resp, externalUrl.getSize());
|
|
|
|
//MODIFIED 22-05-2013 CLOSE STREAM
|
|
OutputStream out = resp.getOutputStream();
|
|
InputStream is = descr.getStream();
|
|
IOUtils.copy(descr.getStream(), out);
|
|
|
|
is.close();
|
|
out.close();
|
|
return;
|
|
} catch (Exception e) {
|
|
logger.error("Error during item retrieving "+itemId,e);
|
|
handleError(urlRedirectOnError, req, resp, itemId, HttpServletResponse.SC_INTERNAL_SERVER_ERROR +": Error during data retrieving: "+e.getMessage());
|
|
return;
|
|
}
|
|
}
|
|
|
|
case GCUBE_ITEM:{
|
|
try{
|
|
// Document document = (Document)item;
|
|
org.gcube.common.storagehubwrapper.shared.tohl.items.GCubeItem gcubeItem = (org.gcube.common.storagehubwrapper.shared.tohl.items.GCubeItem) item; //Cast GCubeItem
|
|
logger.info("Downloading: "+gcubeItem);
|
|
String mimeType = "text/plain";
|
|
String contentDisposition = viewContent?"inline":"attachment";
|
|
resp.setHeader("Content-Disposition", contentDisposition+"; filename=\"" + gcubeItem.getName() + ".txt\"" );
|
|
resp.setContentType(mimeType);
|
|
//MODIFIED 22-05-2013 CLOSE STREAM
|
|
OutputStream out = resp.getOutputStream();
|
|
InputStream is = descr.getStream();
|
|
IOUtils.copy(is, out);
|
|
is.close();
|
|
|
|
out.close();
|
|
|
|
return;
|
|
} catch (Exception e) {
|
|
logger.error("Error during item retrieving "+itemId,e);
|
|
handleError(urlRedirectOnError, req, resp, itemId, HttpServletResponse.SC_INTERNAL_SERVER_ERROR +": Error during data retrieving: "+e.getMessage());
|
|
return;
|
|
}
|
|
}
|
|
default:{
|
|
|
|
try{
|
|
|
|
String itemName = MimeTypeUtility.getNameWithExtension(descr.getItemName(), workspaceFileItem.getMimeType());
|
|
logger.info("Downloading default item: "+workspaceFileItem);
|
|
|
|
//String contentDisposition = viewContent?"inline":"attachment";
|
|
//Support #16430
|
|
//The 'inline' option may be badly managed by browser
|
|
String contentDisposition = "attachment";
|
|
List<String> allowedPrefixes = AllowedMimeTypeToInline.getAllowedMimeTypePrefixes();
|
|
if(viewContent) {
|
|
logger.info("Checking if the mime type "+workspaceFileItem.getMimeType()+" exists among Mime Type Prefixes");
|
|
for (String prefix : allowedPrefixes) {
|
|
if(workspaceFileItem.getMimeType().startsWith(prefix)) {
|
|
logger.info("yes, the prefix "+prefix+" is matching the mimetype "+workspaceFileItem.getMimeType()+", so returning 'Content-Disposition' at 'inline'");
|
|
contentDisposition = "inline";
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
resp.setHeader("Content-Disposition", contentDisposition+"; filename=\"" + itemName + "\"" );
|
|
if(workspaceFileItem.getSize()!=null && workspaceFileItem.getSize()>0)
|
|
resp = setContentLength(resp, workspaceFileItem.getSize());
|
|
|
|
//MODIFIED 22-05-2013 CLOSE STREAM
|
|
OutputStream out = resp.getOutputStream();
|
|
InputStream is = descr.getStream();
|
|
IOUtils.copy(descr.getStream(), out);
|
|
|
|
is.close();
|
|
out.close();
|
|
return;
|
|
} catch (Exception e) {
|
|
logger.error("Error during item retrieving "+itemId,e);
|
|
handleError(urlRedirectOnError, req, resp, itemId, HttpServletResponse.SC_INTERNAL_SERVER_ERROR +": Error during data retrieving: "+e.getMessage());
|
|
return;
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
default:
|
|
break;
|
|
}
|
|
|
|
handleError(urlRedirectOnError, req, resp, itemId,HttpServletResponse.SC_INTERNAL_SERVER_ERROR +": Error during data retrieving");
|
|
return;
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
* Gets the file name with version.
|
|
* IF DONWLOADING A VERSIONED FILE ADDS THE VERSION NAME AS SUFFIX
|
|
* DONE by StorageHub
|
|
* @param fileName the file name
|
|
* @param versionName the version name
|
|
* @return the file name with version
|
|
*/
|
|
protected String getFileNameWithVersion(String fileName, String versionName){
|
|
|
|
String fileNameToDwnld = fileName;
|
|
|
|
|
|
if(versionName!=null && !versionName.isEmpty())
|
|
fileNameToDwnld = FilenameUtils.getBaseName(fileName)+"v"+versionName+FilenameUtils.getExtension(fileName);
|
|
|
|
return fileNameToDwnld;
|
|
}
|
|
|
|
/**
|
|
* Method to manage HttpServletResponse content length also to big data.
|
|
*
|
|
* @param resp the resp
|
|
* @param length the length
|
|
* @return the http servlet response
|
|
*/
|
|
protected HttpServletResponse setContentLength(HttpServletResponse resp, long length){
|
|
try{
|
|
if (length <= Integer.MAX_VALUE)
|
|
resp.setContentLength((int)length);
|
|
else
|
|
resp.addHeader("Content-Length", Long.toString(length));
|
|
}catch(Exception e){
|
|
//silent
|
|
}
|
|
return resp;
|
|
}
|
|
|
|
/**
|
|
* Handle error.
|
|
*
|
|
* @param urlRedirectOnError the url redirect on error
|
|
* @param req the req
|
|
* @param resp the resp
|
|
* @param itemId the item id
|
|
* @param message the message
|
|
* @throws IOException Signals that an I/O exception has occurred.
|
|
*/
|
|
protected void handleError(boolean urlRedirectOnError, HttpServletRequest req, HttpServletResponse resp, String itemId, String message) throws IOException{
|
|
|
|
logger.warn("Handle error occurred: "+message);
|
|
logger.trace("urlRedirectOnError is active: "+urlRedirectOnError);
|
|
if(urlRedirectOnError){
|
|
urlRedirect(req, resp, itemId, message);
|
|
}else
|
|
sendError(resp,message);
|
|
|
|
}
|
|
|
|
/**
|
|
* Send error.
|
|
*
|
|
* @param response the response
|
|
* @param message the message
|
|
* @throws IOException Signals that an I/O exception has occurred.
|
|
*/
|
|
protected void sendError(HttpServletResponse response, String message) throws IOException
|
|
{
|
|
response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
|
|
HandlerResultMessage resultMessage = HandlerResultMessage.errorResult(message);
|
|
logger.trace("error message: "+resultMessage);
|
|
logger.trace("writing response...");
|
|
StringReader sr = new StringReader(resultMessage.toString());
|
|
IOUtils.copy(sr, response.getOutputStream());
|
|
|
|
logger.trace("response writed");
|
|
response.flushBuffer();
|
|
}
|
|
|
|
|
|
/**
|
|
* Send error for status.
|
|
*
|
|
* @param response the response
|
|
* @param message the message
|
|
* @param status the status
|
|
* @throws IOException Signals that an I/O exception has occurred.
|
|
*/
|
|
protected void sendErrorForStatus(HttpServletResponse response, String message, int status) throws IOException
|
|
{
|
|
response.setStatus(status);
|
|
HandlerResultMessage resultMessage = HandlerResultMessage.errorResult(message);
|
|
logger.trace("error message: "+resultMessage);
|
|
logger.trace("writing response...");
|
|
StringReader sr = new StringReader(resultMessage.toString());
|
|
IOUtils.copy(sr, response.getOutputStream());
|
|
|
|
logger.trace("response writed");
|
|
response.flushBuffer();
|
|
}
|
|
|
|
/**
|
|
* Send message.
|
|
*
|
|
* @param response the response
|
|
* @param message the message
|
|
* @throws IOException Signals that an I/O exception has occurred.
|
|
*/
|
|
protected void sendMessage(HttpServletResponse response, String message) throws IOException
|
|
{
|
|
response.setStatus(HttpServletResponse.SC_ACCEPTED);
|
|
HandlerResultMessage resultMessage = HandlerResultMessage.okResult(message);
|
|
response.getWriter().write(resultMessage.toString());
|
|
response.flushBuffer();
|
|
}
|
|
|
|
/**
|
|
* Send message resource available.
|
|
*
|
|
* @param response the response
|
|
* @param message the message
|
|
* @throws IOException Signals that an I/O exception has occurred.
|
|
*/
|
|
protected void sendMessageResourceAvailable(HttpServletResponse response, String message) throws IOException
|
|
{
|
|
response.setStatus(HttpServletResponse.SC_ACCEPTED);
|
|
HandlerResultMessage resultMessage = HandlerResultMessage.okResult(message);
|
|
response.getWriter().write(resultMessage.toString());
|
|
response.flushBuffer();
|
|
}
|
|
|
|
/**
|
|
* Send warn message.
|
|
*
|
|
* @param response the response
|
|
* @param message the message
|
|
* @throws IOException Signals that an I/O exception has occurred.
|
|
*/
|
|
protected void sendWarnMessage(HttpServletResponse response, String message) throws IOException
|
|
{
|
|
response.setStatus(HttpServletResponse.SC_ACCEPTED);
|
|
HandlerResultMessage resultMessage = HandlerResultMessage.warnResult(message);
|
|
response.getWriter().write(resultMessage.toString());
|
|
response.flushBuffer();
|
|
}
|
|
|
|
/**
|
|
* Url redirect.
|
|
*
|
|
* @param req the req
|
|
* @param response the response
|
|
* @param fakePath the fake path
|
|
* @param errorMessage the error message
|
|
* @throws IOException Signals that an I/O exception has occurred.
|
|
*/
|
|
protected void urlRedirect(HttpServletRequest req, HttpServletResponse response, String fakePath, String errorMessage) throws IOException {
|
|
|
|
String requestUrl = getRequestURL(req) +fakePath;
|
|
logger.trace("Url redirect on: "+requestUrl);
|
|
response.sendRedirect(response.encodeRedirectURL(requestUrl));
|
|
return;
|
|
}
|
|
|
|
/**
|
|
* Creates the temp file.
|
|
*
|
|
* @param fileName the file name
|
|
* @param extension the extension
|
|
* @param data the data
|
|
* @return the file
|
|
* @throws IOException Signals that an I/O exception has occurred.
|
|
*/
|
|
public static File createTempFile(String fileName, String extension, byte[] data) throws IOException {
|
|
// Since Java 1.7 Files and Path API simplify operations on files
|
|
java.nio.file.Path path = Files.createTempFile(fileName, extension);
|
|
File file = path.toFile();
|
|
// writing sample data
|
|
Files.write(path, data);
|
|
logger.info("Created the Temp File: "+file.getAbsolutePath());
|
|
return file;
|
|
}
|
|
|
|
/**
|
|
* Gets the request url.
|
|
*
|
|
* @param req the req
|
|
* @return the request url
|
|
*/
|
|
public static String getRequestURL(HttpServletRequest req) {
|
|
|
|
String scheme = req.getScheme(); // http
|
|
String serverName = req.getServerName(); // hostname.com
|
|
int serverPort = req.getServerPort(); // 80
|
|
String contextPath = req.getContextPath(); // /mywebapp
|
|
// String servletPath = req.getServletPath(); // /servlet/MyServlet
|
|
// String pathInfo = req.getPathInfo(); // /a/b;c=123
|
|
// String queryString = req.getQueryString(); // d=789
|
|
|
|
// Reconstruct original requesting URL
|
|
StringBuffer url = new StringBuffer();
|
|
url.append(scheme).append("://").append(serverName);
|
|
|
|
if (serverPort != 80 && serverPort != 443) {
|
|
url.append(":").append(serverPort);
|
|
}
|
|
|
|
logger.trace("server: "+url);
|
|
logger.trace("omitted contextPath: "+contextPath);
|
|
PortalUrlGroupGatewayProperty p = new PortalUrlGroupGatewayProperty();
|
|
int lenght = p.getPath().length();
|
|
String groupgatewaypath = "/";
|
|
|
|
if(lenght>1){
|
|
String lastChar = p.getPath().substring(lenght-1, lenght-1);
|
|
groupgatewaypath+= lastChar.compareTo("/")!=0?p.getPath()+"/":p.getPath();
|
|
}
|
|
|
|
url.append(groupgatewaypath);
|
|
return url.toString();
|
|
}
|
|
}
|