org.eclipse.rdf4j.workbench.util

Class WorkbenchRequest

java.lang.Object

javax.servlet.ServletRequestWrapper

javax.servlet.http.HttpServletRequestWrapper

org.eclipse.rdf4j.workbench.util.WorkbenchRequest

All Implemented Interfaces:

javax.servlet.http.HttpServletRequest, javax.servlet.ServletRequest

public class WorkbenchRequest
extends javax.servlet.http.HttpServletRequestWrapper

Request wrapper used by TransformationServlet.

Field Summary

Fields inherited from interface javax.servlet.http.HttpServletRequest

BASIC_AUTH, CLIENT_CERT_AUTH, DIGEST_AUTH, FORM_AUTH

Constructor Summary

Constructors

Constructor and Description
WorkbenchRequest(Repository repository, javax.servlet.http.HttpServletRequest request, Map<String,String> defaults) Wrap a request with an object aware of the current repository and application defaults.

Method Summary

Modifier and Type	Method and Description
String	getContentFileName() Get the name of any uploaded file that is part of this request.
InputStream	getContentParameter() Get the content of any uploaded file that is part of this request.
int	getInt(String name) Get the integer value associated with the given parameter name.
String	getParameter(String name)
String[]	getParameterValues(String name)
Resource	getResource(String name) Returns a Resource corresponding to the value of the given parameter name.
Map<String,String>	getSingleParameterMap() Gets a map of the all parameters with values, also caching them in this WorkbenchRequest.
String	getTypeParameter() Gets the value of the 'type' parameter.
IRI	getURI(String name) Gets the URI referred to by the parameter value.
URL	getUrl(String name) Gets the URL referred to by the parameter value.
Value	getValue(String name) Gets the Value referred to by the parameter value.
boolean	isParameterPresent(String name) Returns whether a non-null, non-empty value is available for the given parameter name.

Methods inherited from class javax.servlet.http.HttpServletRequestWrapper

authenticate, changeSessionId, getAuthType, getContextPath, getCookies, getDateHeader, getHeader, getHeaderNames, getHeaders, getIntHeader, getMethod, getPart, getParts, getPathInfo, getPathTranslated, getQueryString, getRemoteUser, getRequestedSessionId, getRequestURI, getRequestURL, getServletPath, getSession, getSession, getUserPrincipal, isRequestedSessionIdFromCookie, isRequestedSessionIdFromUrl, isRequestedSessionIdFromURL, isRequestedSessionIdValid, isUserInRole, login, logout, upgrade

Methods inherited from class javax.servlet.ServletRequestWrapper

getAsyncContext, getAttribute, getAttributeNames, getCharacterEncoding, getContentLength, getContentLengthLong, getContentType, getDispatcherType, getInputStream, getLocalAddr, getLocale, getLocales, getLocalName, getLocalPort, getParameterMap, getParameterNames, getProtocol, getReader, getRealPath, getRemoteAddr, getRemoteHost, getRemotePort, getRequest, getRequestDispatcher, getScheme, getServerName, getServerPort, getServletContext, isAsyncStarted, isAsyncSupported, isSecure, isWrapperFor, isWrapperFor, removeAttribute, setAttribute, setCharacterEncoding, setRequest, startAsync, startAsync

Methods inherited from class java.lang.Object

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

Methods inherited from interface javax.servlet.ServletRequest

getAsyncContext, getAttribute, getAttributeNames, getCharacterEncoding, getContentLength, getContentLengthLong, getContentType, getDispatcherType, getInputStream, getLocalAddr, getLocale, getLocales, getLocalName, getLocalPort, getParameterMap, getParameterNames, getProtocol, getReader, getRealPath, getRemoteAddr, getRemoteHost, getRemotePort, getRequestDispatcher, getScheme, getServerName, getServerPort, getServletContext, isAsyncStarted, isAsyncSupported, isSecure, removeAttribute, setAttribute, setCharacterEncoding, startAsync, startAsync

Constructor Detail

WorkbenchRequest

public WorkbenchRequest(Repository repository,
                        javax.servlet.http.HttpServletRequest request,
                        Map<String,String> defaults)
                 throws RepositoryException,
                        IOException,
                        org.apache.commons.fileupload.FileUploadException

Wrap a request with an object aware of the current repository and application defaults.

Parameters:

repository - currently connected repository

request - current request

defaults - application default parameter values

Throws:

RepositoryException - if there is an issue retrieving the parameter map

IOException - if there is an issue retrieving the parameter map

org.apache.commons.fileupload.FileUploadException - if there is an issue retrieving the parameter map

Method Detail

getContentParameter

public InputStream getContentParameter()

Get the content of any uploaded file that is part of this request.

Returns:

the uploaded file contents, or null if not applicable

getContentFileName

public String getContentFileName()

Get the name of any uploaded file that is part of this request.

Returns:

the uploaded file name, or null if not applicable

getInt

public int getInt(String name)
           throws BadRequestException

Get the integer value associated with the given parameter name. Internally uses getParameter(String), so looks in this order: 1. the query parameters that were parsed at construction, using the last value if multiple exist. 2. Request cookies. 3. The defaults.

Returns:

the value of the parameter, or zero if it is not present

Throws:

BadRequestException - if the parameter is present but does not parse as an integer

getParameter

public String getParameter(String name)

Specified by:

getParameter in interface javax.servlet.ServletRequest

Overrides:

getParameter in class javax.servlet.ServletRequestWrapper

getParameterValues

public String[] getParameterValues(String name)

Specified by:

getParameterValues in interface javax.servlet.ServletRequest

Overrides:

getParameterValues in class javax.servlet.ServletRequestWrapper

isParameterPresent

public boolean isParameterPresent(String name)

Returns whether a non-null, non-empty value is available for the given parameter name.

Parameters:

name - parameter name to check

Returns:

true if a non-null, non-empty value exists, false otherwise

getResource

public Resource getResource(String name)
                     throws BadRequestException,
                            RepositoryException

Returns a Resource corresponding to the value of the given parameter name.

Parameters:

name - of parameter to retrieve resource from

Returns:

value corresponding to the given parameter name

Throws:

BadRequestException - if a problem occurs parsing the parameter value

RepositoryException

getSingleParameterMap

public Map<String,String> getSingleParameterMap()

Gets a map of the all parameters with values, also caching them in this WorkbenchRequest.

Returns:

a map of all parameters with values

getTypeParameter

public String getTypeParameter()

Gets the value of the 'type' parameter.

Returns:

the value of the 'type' parameter

getURI

public IRI getURI(String name)
           throws BadRequestException,
                  RepositoryException

Gets the URI referred to by the parameter value.

Parameters:

name - of the parameter to check

Returns:

the URI, or null if the parameter has no value, is only whitespace, or equals "null"

Throws:

BadRequestException - if the value doesn't parse as a URI

RepositoryException - if the name space prefix is not resolvable

getUrl

public URL getUrl(String name)
           throws BadRequestException

Gets the URL referred to by the parameter value.

Parameters:

name - of the parameter to check

Returns:

the URL

Throws:

BadRequestException - if the value doesn't parse as a URL

getValue

public Value getValue(String name)
               throws BadRequestException,
                      RepositoryException

Gets the Value referred to by the parameter value.

Parameters:

name - of the parameter to check

Returns:

the value, or null if the parameter has no value, is only whitespace, or equals "null"

Throws:

BadRequestException - if the value doesn't parse as a URI

RepositoryException - if any name space prefix is not resolvable