org.apache.click.util
Class RequestTypeConverter

java.lang.Object
  org.apache.click.util.RequestTypeConverter

All Implemented Interfaces:

ognl.TypeConverter

public class RequestTypeConverter
extends Object
implements ognl.TypeConverter

Provides an request parameter OGNL TypeConverter class.

This class is adapted from the OGNL DefaultTypeConverter, by Luke Blanshard and Drew Davidson, and provides additional Date conversion capabilities.

Constructor Summary

RequestTypeConverter()

Method Summary

Object	convertValue(Map context, Object target, Member member, String propertyName, Object value, Class toType) Converts the given value to a given type.
protected Object	convertValue(Object value, Class<?> toType) Return the converted value for the given value object and target type.
protected Date	createDateFromSqlString(String value) Return a new date object from the give SQL format date string, or null if the value is invalid.
protected long	getTimeFromDateString(String value) Return the time value in milliseconds of the given date value string, or Long.MIN_VALUE if the date could not be determined.
protected boolean	isTimeValue(String value) Return true if the given string value is a long time value.

Methods inherited from class java.lang.Object

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

Constructor Detail

RequestTypeConverter

public RequestTypeConverter()

Method Detail

convertValue

public Object convertValue(Map context,
                           Object target,
                           Member member,
                           String propertyName,
                           Object value,
                           Class toType)

Converts the given value to a given type. The OGNL context, target, member and name of property being set are given. This method should be able to handle conversion in general without any context, target, member or property name specified.

Specified by:

convertValue in interface ognl.TypeConverter

Parameters:

context - OGNL context under which the conversion is being done

target - target object in which the property is being set

member - member (Constructor, Method or Field) being set

propertyName - property name being set

value - value to be converted

toType - type to which value is converted

Returns:

Converted value of type toType or TypeConverter.NoConversionPossible to indicate that the conversion was not possible.

convertValue

protected Object convertValue(Object value,
                              Class<?> toType)

Return the converted value for the given value object and target type.

Parameters:

value - the value object to convert

toType - the target class type to convert the value to

Returns:

a converted value into the specified type

getTimeFromDateString

protected long getTimeFromDateString(String value)

Return the time value in milliseconds of the given date value string, or Long.MIN_VALUE if the date could not be determined.

Parameters:

value - the date value string

Returns:

the time value in milliseconds or Long.MIN_VALUE if not determined

isTimeValue

protected boolean isTimeValue(String value)

Return true if the given string value is a long time value.

Parameters:

value - the string value to test

Returns:

true if the given string value is a long time value.

createDateFromSqlString

protected Date createDateFromSqlString(String value)

Return a new date object from the give SQL format date string, or null if the value is invalid.

Parameters:

value - the SQL format date string

Returns:

a new date object from the give SQL format date string