com.cc.framework.convert
Class ConverterHelp

java.lang.Object
  com.cc.framework.convert.ConverterHelp

public class ConverterHelp

extends java.lang.Object

Helper class for Datatype conversions

Version:

$Revision$

Author:

Harald Schulz

Constructor Summary

ConverterHelp()

Method Summary

static java.lang.Object	getAsObject(RequestContext ctx, java.lang.Class dataType, java.lang.String newValue) Uses a Bean Converter to convert the given String into an Object.
static java.lang.Object	getAsObject(RequestContext ctx, java.lang.Class dataType, java.lang.String[] newValues) Uses a Bean Converter to convert the given String Array into an Object Array.
static java.lang.String	getAsString(RequestContext ctx, Converter converter, java.lang.Object value) Uses a Bean Converter to convert the given object to a String representation.
static Converter	getInstance(java.lang.String converterId) Retrieves a Converter instance for the given Converter class name

Methods inherited from class java.lang.Object

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

Constructor Detail

ConverterHelp

public ConverterHelp()

Method Detail

getInstance

public static Converter getInstance(java.lang.String converterId)
                             throws ConverterException

Retrieves a Converter instance for the given Converter class name

Parameters:

converterId - Converter class name (full qualified Java class name)

Returns:

Converter instance

Throws:

ConverterException - Is thrown when the instance could not be created

getAsString

public static java.lang.String getAsString(RequestContext ctx,
                                           Converter converter,
                                           java.lang.Object value)
                                    throws ConverterException

Uses a Bean Converter to convert the given object to a String representation.

Parameters:

ctx - Request context

converter - The Converter to use

value - The Bean to convert

Returns:

String or null

Throws:

ConverterException - Is thrown when the instance could not be created

getAsObject

public static java.lang.Object getAsObject(RequestContext ctx,
                                           java.lang.Class dataType,
                                           java.lang.String newValue)
                                    throws ConverterException

Uses a Bean Converter to convert the given String into an Object.

Parameters:

ctx - Request context

dataType - the target Datatype

newValue - The String to convert

Returns:

Object of type dataType or null

Throws:

ConverterException - Is thrown when the instance could not be created

getAsObject

public static java.lang.Object getAsObject(RequestContext ctx,
                                           java.lang.Class dataType,
                                           java.lang.String[] newValues)
                                    throws ConverterException

Uses a Bean Converter to convert the given String Array into an Object Array.

Parameters:

ctx - Request context

dataType - the target Datatype

newValues - The Strings to convert

Returns:

Object Array of type dataType or null

Throws:

ConverterException - Is thrown when the instance could not be created