org.fryske_akademy.jsf.util

Class JsfUtil

java.lang.Object

org.fryske_akademy.jsf.util.JsfUtil

public class JsfUtil
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	JsfUtil.PersistAction

Constructor Summary

Constructors

Constructor and Description
JsfUtil()

Method Summary

Modifier and Type	Method and Description
static void	addErrorMessage(Exception ex, String defaultMsg)
static void	addErrorMessage(String msg) uses null as clientId
static void	addErrorMessage(String clientId, String msg)
static void	addErrorMessages(List<String> messages)
static void	addSuccessMessage(String msg) Uses successInfo as client id
static void	addSuccessMessage(String clientId, String msg)
static String	contextPath()
static Throwable	deepestCause(Throwable t)
static <T> T	findInContext(String name, Class<T> clazz)
static <T> T	findOrCreateInContext(String name, Class<T> clazz)
static Principal	findPrinciple()
static String	fullServletPath() context path plus servlet path
static <T extends javax.faces.convert.Converter> T	getConverter(String id, Class<T> clazz)
static ResourceBundle	getLocaleBundle(String bundle) return a resource for the current locale
static Object	getObjectFromRequestParameter(String requestParameterName, javax.faces.convert.Converter converter, javax.faces.component.UIComponent component)
static String	getRequestParameter(String key)
static javax.faces.model.SelectItem[]	getSelectItems(List entities, boolean selectOne)
static void	handleException(Exception ex, String prefix) Calls FacesContext.validationFailed(), deepestCause(java.lang.Throwable) and addErrorMessage(java.lang.String) with the prefix and the localized message from the exception.
static boolean	isValidationFailed()
static void	logout()
static boolean	mayEdit() Calls mayEdit(java.lang.String) with AbstractCrudService.EDITORROLE.
static boolean	mayEdit(String role) checks if user has the role, which allows editing.
static <T extends javax.faces.convert.Converter> void	registerConverter(String id, Class<T> clazz)
static String	split(String toSplit, int index) Deprecated.
static String	split(String toSplit, int index, boolean ignorePatternAfterIndex) Deprecated.
static String	split(String toSplit, String regex, int index, boolean ignorePatternAfterIndex) Deprecated.

Methods inherited from class java.lang.Object

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

Constructor Detail

JsfUtil

public JsfUtil()

Method Detail

handleException

public static void handleException(Exception ex,
                                   String prefix)

Calls FacesContext.validationFailed(), deepestCause(java.lang.Throwable) and addErrorMessage(java.lang.String) with the prefix and the localized message from the exception. Logs the exception at level WARNING.

Parameters:

ex -

prefix -

getSelectItems

public static javax.faces.model.SelectItem[] getSelectItems(List entities,
                                                            boolean selectOne)

isValidationFailed

public static boolean isValidationFailed()

addErrorMessage

public static void addErrorMessage(Exception ex,
                                   String defaultMsg)

addErrorMessages

public static void addErrorMessages(List<String> messages)

addErrorMessage

public static void addErrorMessage(String msg)

uses null as clientId

Parameters:

msg -

addErrorMessage

public static void addErrorMessage(String clientId,
                                   String msg)

addSuccessMessage

public static void addSuccessMessage(String msg)

Uses successInfo as client id

Parameters:

msg -

addSuccessMessage

public static void addSuccessMessage(String clientId,
                                     String msg)

getRequestParameter

public static String getRequestParameter(String key)

getObjectFromRequestParameter

public static Object getObjectFromRequestParameter(String requestParameterName,
                                                   javax.faces.convert.Converter converter,
                                                   javax.faces.component.UIComponent component)

findInContext

public static <T> T findInContext(String name,
                                  Class<T> clazz)

findOrCreateInContext

public static <T> T findOrCreateInContext(String name,
                                          Class<T> clazz)

registerConverter

public static <T extends javax.faces.convert.Converter> void registerConverter(String id,
                                                                               Class<T> clazz)

getConverter

public static <T extends javax.faces.convert.Converter> T getConverter(String id,
                                                                       Class<T> clazz)

fullServletPath

public static String fullServletPath()

context path plus servlet path

Returns:

contextPath

public static String contextPath()

split

@Deprecated
public static String split(String toSplit,
                                       int index)

Deprecated.

Calls split(java.lang.String, int, boolean) with false.

Parameters:

toSplit -

index -

Returns:

split

@Deprecated
public static String split(String toSplit,
                                       int index,
                                       boolean ignorePatternAfterIndex)

Deprecated.

Call split(java.lang.String, java.lang.String, int, boolean) with ": ?" as regex.

Parameters:

toSplit -

index -

ignorePatternAfterIndex -

Returns:

split

@Deprecated
public static String split(String toSplit,
                                       String regex,
                                       int index,
                                       boolean ignorePatternAfterIndex)

Deprecated.

split a string on regex and return the requested index, or null. Can be used to find an entity using a readable user representation of an entity such as "netherlands: franeker", or "netherlands: franeker: center".

Parameters:

toSplit -

index -

ignorePatternAfterIndex - when true, occurring ": ?" patterns after index will be ignored, so the return value will be the rest of the input string.

Returns:

deepestCause

public static Throwable deepestCause(Throwable t)

findPrinciple

public static Principal findPrinciple()

logout

public static void logout()
                   throws javax.servlet.ServletException

Throws:

javax.servlet.ServletException

getLocaleBundle

public static ResourceBundle getLocaleBundle(String bundle)

return a resource for the current locale

Parameters:

bundle -

Returns:

mayEdit

public static boolean mayEdit()

Calls mayEdit(java.lang.String) with AbstractCrudService.EDITORROLE.

Returns:

mayEdit

public static boolean mayEdit(String role)

checks if user has the role, which allows editing.

Returns: