org.silverpeas.servlet
Class FileUploadUtil

java.lang.Object
  org.silverpeas.servlet.FileUploadUtil

public class FileUploadUtil
extends Object

Utility class for file uploading.

Author:

ehugonnet

Field Summary

static String

DEFAULT_ENCODING

Method Summary

static org.apache.commons.fileupload.FileItem	getFile(javax.servlet.http.HttpServletRequest request)
static org.apache.commons.fileupload.FileItem	getFile(List<org.apache.commons.fileupload.FileItem> items)
static org.apache.commons.fileupload.FileItem	getFile(List<org.apache.commons.fileupload.FileItem> items, String parameterName)
static String	getFileName(org.apache.commons.fileupload.FileItem file)
static org.apache.commons.fileupload.FileItem	getOldFile(List items, String parameterName)
static String	getOldParameter(List items, String parameterName)
static String	getOldParameter(List items, String parameterName, String defaultValue)
static String	getParameter(List<org.apache.commons.fileupload.FileItem> items, String parameterName) Get the parameter value from the list of FileItems.
static String	getParameter(List<org.apache.commons.fileupload.FileItem> items, String parameterName, String defaultValue) Get the parameter value from the list of FileItems.
static String	getParameter(List<org.apache.commons.fileupload.FileItem> items, String parameterName, String defaultValue, String encoding) Get the parameter value from the list of FileItems.
static List<String>	getParameterValues(List<org.apache.commons.fileupload.FileItem> items, String parameterName, String encoding)
static boolean	isRequestMultipart(javax.servlet.http.HttpServletRequest request)
static List<org.apache.commons.fileupload.FileItem>	parseRequest(javax.servlet.http.HttpServletRequest request) Parses the multipart stream in the specified request to fetch the file items.
static void	saveToFile(File file, org.apache.commons.fileupload.FileItem item)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

DEFAULT_ENCODING

public static final String DEFAULT_ENCODING

See Also:

Constant Field Values

Method Detail

isRequestMultipart

public static boolean isRequestMultipart(javax.servlet.http.HttpServletRequest request)

parseRequest

public static List<org.apache.commons.fileupload.FileItem> parseRequest(javax.servlet.http.HttpServletRequest request)
                                                                 throws UtilException

Parses the multipart stream in the specified request to fetch the file items. This method shouldn't be used directly; instead use the HttpRequest instance.

Parameters:

request - the HTTP servlet request.

Returns:

a list of file items encoded into the multipart stream of the request.

Throws:

UtilException - if an error occurs while fetching the file items.

getParameter

public static String getParameter(List<org.apache.commons.fileupload.FileItem> items,
                                  String parameterName,
                                  String defaultValue,
                                  String encoding)

Get the parameter value from the list of FileItems. Returns the defaultValue if the parameter is not found.

Parameters:

items - the items resulting from parsing the request.

parameterName -

defaultValue - the value to be returned if the parameter is not found.

encoding - the request encoding.

Returns:

the parameter value from the list of FileItems. Returns the defaultValue if the parameter is not found.

getParameterValues

public static List<String> getParameterValues(List<org.apache.commons.fileupload.FileItem> items,
                                              String parameterName,
                                              String encoding)

getParameter

public static String getParameter(List<org.apache.commons.fileupload.FileItem> items,
                                  String parameterName,
                                  String defaultValue)

Get the parameter value from the list of FileItems. Returns the defaultValue if the parameter is not found.

Parameters:

items - the items resulting from parsing the request.

parameterName -

defaultValue - the value to be returned if the parameter is not found.

Returns:

the parameter value from the list of FileItems. Returns the defaultValue if the parameter is not found.

getParameter

public static String getParameter(List<org.apache.commons.fileupload.FileItem> items,
                                  String parameterName)

Get the parameter value from the list of FileItems. Returns null if the parameter is not found.

Parameters:

items - the items resulting from parsing the request.

parameterName -

Returns:

the parameter value from the list of FileItems. Returns null if the parameter is not found.

getOldParameter

public static String getOldParameter(List items,
                                     String parameterName)

getOldParameter

public static String getOldParameter(List items,
                                     String parameterName,
                                     String defaultValue)

getOldFile

public static org.apache.commons.fileupload.FileItem getOldFile(List items,
                                                                String parameterName)

getFile

public static org.apache.commons.fileupload.FileItem getFile(List<org.apache.commons.fileupload.FileItem> items,
                                                             String parameterName)

getFile

public static org.apache.commons.fileupload.FileItem getFile(List<org.apache.commons.fileupload.FileItem> items)

getFile

public static org.apache.commons.fileupload.FileItem getFile(javax.servlet.http.HttpServletRequest request)
                                                      throws UtilException

Throws:

UtilException

getFileName

public static String getFileName(org.apache.commons.fileupload.FileItem file)

saveToFile

public static void saveToFile(File file,
                              org.apache.commons.fileupload.FileItem item)
                       throws IOException

Throws:

IOException