public class GenericValidator
extends java.lang.Object
implements java.io.Serializable
Modifier and Type | Field and Description |
---|---|
private static CreditCardValidator |
CREDIT_CARD_VALIDATOR
CreditCardValidator used in wrapper method.
|
private static UrlValidator |
URL_VALIDATOR
UrlValidator used in wrapper method.
|
Constructor and Description |
---|
GenericValidator() |
Modifier and Type | Method and Description |
---|---|
private static int |
adjustForLineEnding(java.lang.String value,
int lineEndLength)
Calculate an adjustment amount for line endings.
|
static boolean |
isBlankOrNull(java.lang.String value)
Checks if the field isn't null and length of the field is greater
than zero not including whitespace.
|
static boolean |
isByte(java.lang.String value)
Checks if the value can safely be converted to a byte primitive.
|
static boolean |
isCreditCard(java.lang.String value)
Checks if the field is a valid credit card number.
|
static boolean |
isDate(java.lang.String value,
java.util.Locale locale)
Checks if the field is a valid date.
|
static boolean |
isDate(java.lang.String value,
java.lang.String datePattern,
boolean strict)
Checks if the field is a valid date.
|
static boolean |
isDouble(java.lang.String value)
Checks if the value can safely be converted to a double primitive.
|
static boolean |
isEmail(java.lang.String value)
Checks if a field has a valid e-mail address.
|
static boolean |
isFloat(java.lang.String value)
Checks if the value can safely be converted to a float primitive.
|
static boolean |
isInRange(byte value,
byte min,
byte max)
Checks if a value is within a range (min & max specified
in the vars attribute).
|
static boolean |
isInRange(double value,
double min,
double max)
Checks if a value is within a range (min & max specified
in the vars attribute).
|
static boolean |
isInRange(float value,
float min,
float max)
Checks if a value is within a range (min & max specified
in the vars attribute).
|
static boolean |
isInRange(int value,
int min,
int max)
Checks if a value is within a range (min & max specified
in the vars attribute).
|
static boolean |
isInRange(long value,
long min,
long max)
Checks if a value is within a range (min & max specified
in the vars attribute).
|
static boolean |
isInRange(short value,
short min,
short max)
Checks if a value is within a range (min & max specified
in the vars attribute).
|
static boolean |
isInt(java.lang.String value)
Checks if the value can safely be converted to a int primitive.
|
static boolean |
isLong(java.lang.String value)
Checks if the value can safely be converted to a long primitive.
|
static boolean |
isShort(java.lang.String value)
Checks if the value can safely be converted to a short primitive.
|
static boolean |
isUrl(java.lang.String value)
Checks if a field is a valid url address.
|
static boolean |
matchRegexp(java.lang.String value,
java.lang.String regexp)
Checks if the value matches the regular expression.
|
static boolean |
maxLength(java.lang.String value,
int max)
Checks if the value's length is less than or equal to the max.
|
static boolean |
maxLength(java.lang.String value,
int max,
int lineEndLength)
Checks if the value's adjusted length is less than or equal to the max.
|
static boolean |
maxValue(double value,
double max)
Checks if the value is less than or equal to the max.
|
static boolean |
maxValue(float value,
float max)
Checks if the value is less than or equal to the max.
|
static boolean |
maxValue(int value,
int max)
Checks if the value is less than or equal to the max.
|
static boolean |
maxValue(long value,
long max)
Checks if the value is less than or equal to the max.
|
static boolean |
minLength(java.lang.String value,
int min)
Checks if the value's length is greater than or equal to the min.
|
static boolean |
minLength(java.lang.String value,
int min,
int lineEndLength)
Checks if the value's adjusted length is greater than or equal to the min.
|
static boolean |
minValue(double value,
double min)
Checks if the value is greater than or equal to the min.
|
static boolean |
minValue(float value,
float min)
Checks if the value is greater than or equal to the min.
|
static boolean |
minValue(int value,
int min)
Checks if the value is greater than or equal to the min.
|
static boolean |
minValue(long value,
long min)
Checks if the value is greater than or equal to the min.
|
private static final UrlValidator URL_VALIDATOR
private static final CreditCardValidator CREDIT_CARD_VALIDATOR
public static boolean isBlankOrNull(java.lang.String value)
Checks if the field isn't null and length of the field is greater than zero not including whitespace.
value
- The value validation is being performed on.public static boolean matchRegexp(java.lang.String value, java.lang.String regexp)
Checks if the value matches the regular expression.
value
- The value validation is being performed on.regexp
- The regular expression.public static boolean isByte(java.lang.String value)
Checks if the value can safely be converted to a byte primitive.
value
- The value validation is being performed on.public static boolean isShort(java.lang.String value)
Checks if the value can safely be converted to a short primitive.
value
- The value validation is being performed on.public static boolean isInt(java.lang.String value)
Checks if the value can safely be converted to a int primitive.
value
- The value validation is being performed on.public static boolean isLong(java.lang.String value)
Checks if the value can safely be converted to a long primitive.
value
- The value validation is being performed on.public static boolean isFloat(java.lang.String value)
Checks if the value can safely be converted to a float primitive.
value
- The value validation is being performed on.public static boolean isDouble(java.lang.String value)
Checks if the value can safely be converted to a double primitive.
value
- The value validation is being performed on.public static boolean isDate(java.lang.String value, java.util.Locale locale)
Checks if the field is a valid date. The Locale
is
used with java.text.DateFormat
. The setLenient method
is set to false
for all.
value
- The value validation is being performed on.locale
- The locale to use for the date format, defaults to the
system default if null.public static boolean isDate(java.lang.String value, java.lang.String datePattern, boolean strict)
Checks if the field is a valid date. The pattern is used with
java.text.SimpleDateFormat
. If strict is true, then the
length will be checked so '2/12/1999' will not pass validation with
the format 'MM/dd/yyyy' because the month isn't two digits.
The setLenient method is set to false
for all.
value
- The value validation is being performed on.datePattern
- The pattern passed to SimpleDateFormat
.strict
- Whether or not to have an exact match of the datePattern.public static boolean isInRange(byte value, byte min, byte max)
Checks if a value is within a range (min & max specified in the vars attribute).
value
- The value validation is being performed on.min
- The minimum value of the range.max
- The maximum value of the range.public static boolean isInRange(int value, int min, int max)
Checks if a value is within a range (min & max specified in the vars attribute).
value
- The value validation is being performed on.min
- The minimum value of the range.max
- The maximum value of the range.public static boolean isInRange(float value, float min, float max)
Checks if a value is within a range (min & max specified in the vars attribute).
value
- The value validation is being performed on.min
- The minimum value of the range.max
- The maximum value of the range.public static boolean isInRange(short value, short min, short max)
Checks if a value is within a range (min & max specified in the vars attribute).
value
- The value validation is being performed on.min
- The minimum value of the range.max
- The maximum value of the range.public static boolean isInRange(long value, long min, long max)
Checks if a value is within a range (min & max specified in the vars attribute).
value
- The value validation is being performed on.min
- The minimum value of the range.max
- The maximum value of the range.public static boolean isInRange(double value, double min, double max)
Checks if a value is within a range (min & max specified in the vars attribute).
value
- The value validation is being performed on.min
- The minimum value of the range.max
- The maximum value of the range.public static boolean isCreditCard(java.lang.String value)
value
- The value validation is being performed on.public static boolean isEmail(java.lang.String value)
Checks if a field has a valid e-mail address.
value
- The value validation is being performed on.public static boolean isUrl(java.lang.String value)
Checks if a field is a valid url address.
If you need to modify what is considered valid then consider using the UrlValidator directly.value
- The value validation is being performed on.public static boolean maxLength(java.lang.String value, int max)
Checks if the value's length is less than or equal to the max.
value
- The value validation is being performed on.max
- The maximum length.public static boolean maxLength(java.lang.String value, int max, int lineEndLength)
Checks if the value's adjusted length is less than or equal to the max.
value
- The value validation is being performed on.max
- The maximum length.lineEndLength
- The length to use for line endings.public static boolean minLength(java.lang.String value, int min)
Checks if the value's length is greater than or equal to the min.
value
- The value validation is being performed on.min
- The minimum length.public static boolean minLength(java.lang.String value, int min, int lineEndLength)
Checks if the value's adjusted length is greater than or equal to the min.
value
- The value validation is being performed on.min
- The minimum length.lineEndLength
- The length to use for line endings.private static int adjustForLineEnding(java.lang.String value, int lineEndLength)
value
- The value validation is being performed on.lineEndLength
- The length to use for line endings.public static boolean minValue(int value, int min)
Checks if the value is greater than or equal to the min.
value
- The value validation is being performed on.min
- The minimum numeric value.public static boolean minValue(long value, long min)
Checks if the value is greater than or equal to the min.
value
- The value validation is being performed on.min
- The minimum numeric value.public static boolean minValue(double value, double min)
Checks if the value is greater than or equal to the min.
value
- The value validation is being performed on.min
- The minimum numeric value.public static boolean minValue(float value, float min)
Checks if the value is greater than or equal to the min.
value
- The value validation is being performed on.min
- The minimum numeric value.public static boolean maxValue(int value, int max)
Checks if the value is less than or equal to the max.
value
- The value validation is being performed on.max
- The maximum numeric value.public static boolean maxValue(long value, long max)
Checks if the value is less than or equal to the max.
value
- The value validation is being performed on.max
- The maximum numeric value.public static boolean maxValue(double value, double max)
Checks if the value is less than or equal to the max.
value
- The value validation is being performed on.max
- The maximum numeric value.public static boolean maxValue(float value, float max)
Checks if the value is less than or equal to the max.
value
- The value validation is being performed on.max
- The maximum numeric value.Copyright (c) 2001-2004 Apache Software Foundation