Package joptsimple.util
Class DateConverter
java.lang.Object
joptsimple.util.DateConverter
- All Implemented Interfaces:
ValueConverter<java.util.Date>
public class DateConverter extends java.lang.Object implements ValueConverter<java.util.Date>
Converts values to
Date
s using a DateFormat
object.-
Constructor Summary
Constructors Constructor Description DateConverter(java.text.DateFormat formatter)
Creates a converter that uses the given date formatter/parser. -
Method Summary
Modifier and Type Method Description java.util.Date
convert(java.lang.String value)
Converts the given string value into a Java type.static DateConverter
datePattern(java.lang.String pattern)
Creates a converter that uses aSimpleDateFormat
with the given date/time pattern.java.lang.String
valuePattern()
Gives a string that describes the pattern of the values this converter expects, if any.java.lang.Class<java.util.Date>
valueType()
Gives the class of the type of values this converter converts to.
-
Constructor Details
-
DateConverter
public DateConverter(java.text.DateFormat formatter)Creates a converter that uses the given date formatter/parser.- Parameters:
formatter
- the formatter/parser to use- Throws:
java.lang.NullPointerException
- ifformatter
isnull
-
-
Method Details
-
datePattern
Creates a converter that uses aSimpleDateFormat
with the given date/time pattern. The date formatter created is notlenient
.- Parameters:
pattern
- expected date/time pattern- Returns:
- the new converter
- Throws:
java.lang.NullPointerException
- ifpattern
isnull
java.lang.IllegalArgumentException
- ifpattern
is invalid
-
convert
public java.util.Date convert(java.lang.String value)Description copied from interface:ValueConverter
Converts the given string value into a Java type.- Specified by:
convert
in interfaceValueConverter<java.util.Date>
- Parameters:
value
- the string to convert- Returns:
- the converted value
-
valueType
public java.lang.Class<java.util.Date> valueType()Description copied from interface:ValueConverter
Gives the class of the type of values this converter converts to.- Specified by:
valueType
in interfaceValueConverter<java.util.Date>
- Returns:
- the target class for conversion
-
valuePattern
public java.lang.String valuePattern()Description copied from interface:ValueConverter
Gives a string that describes the pattern of the values this converter expects, if any. For example, a date converter can respond with adate format string
.- Specified by:
valuePattern
in interfaceValueConverter<java.util.Date>
- Returns:
- a value pattern, or
null
if there's nothing interesting here
-