public class NumberValidator extends AbstractParamValidator
_logger
Constructor and Description |
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NumberValidator() |
Modifier and Type | Method and Description |
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protected static Number |
castToNumber(Object value) |
boolean |
equalValues(Parameter parameter,
Object value1,
Object value2)
Compares two parameter values for equality.
|
String |
format(Parameter parameter,
Object value)
|
protected void |
handleOutOfRangeError(Parameter parameter) |
Object |
parse(Parameter parameter,
String text)
Converts the given text into a value taking the given parameter information into account.
|
void |
validate(Parameter parameter,
Object value)
Tests if the given value passes all constraints given in the supplied parameter information.
|
isAllowedNullText, isAllowedNullValue, isValueContainedInValueSet, validateThatNullValueIsAllowed, validateThatValueIsInValueSet, validateThatValuesAreInValueSet
public Object parse(Parameter parameter, String text) throws ParamParseException
ParamValidator
parameter
- the parameter, must not be null
text
- the text to be converted into a value, must not be null
ParamParseException
public String format(Parameter parameter, Object value) throws ParamFormatException
number
value as a string, according to the rules of the parameter
.
If the value is null
and null value is allowed
,
this method returns an empty string, otherwise a ParamFormatException
will be thrown.parameter
- the parameter which contains the rules to formatvalue
- the value to formatParamFormatException
- if the value is null
and
null value is not allowed
or the value is not an instance of Number
.public void validate(Parameter parameter, Object value) throws ParamValidateException
ParamValidator
null
since parameters can be allowed to have the value 'null'.parameter
- the parameter, must not be null
value
- the value to be tested, can be null
ParamValidateException
public boolean equalValues(Parameter parameter, Object value1, Object value2)
equalValues
in interface ParamValidator
equalValues
in class AbstractParamValidator
parameter
- not used in this contextvalue1
- first value to be comparedvalue2
- second value to be comparedtrue
if the value are equal, false
otherwiseprotected void handleOutOfRangeError(Parameter parameter) throws ParamValidateException
ParamValidateException
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