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java.lang.Object org.xins.common.types.Type org.xins.common.types.standard.Int32
Standard type _int32.
Field Summary | |
static Int32 |
SINGLETON
The only instance of this class. |
Constructor Summary | |
protected |
Int32(String name,
int minimum,
int maximum)
Constructs a new Int32 object (constructor for
subclasses). |
Method Summary | |
static Integer |
fromStringForOptional(String string)
Converts the specified string value to an Integer value. |
static int |
fromStringForRequired(String string)
Converts the specified non- null string value to an
int . |
protected Object |
fromStringImpl(String string)
Converts from a String to an instance of the value class
for this type (implementation method).
|
String |
getDescription()
Retrieves the description of this type. |
protected boolean |
isValidValueImpl(String value)
Determines if the specified String value is considered
valid for this type (implementation method).
|
static String |
toString(int value)
Converts the specified int to a string. |
static String |
toString(Integer value)
Converts the specified Integer to a string. |
String |
toString(Object value)
Generates a string representation of the specified value for this type. |
Methods inherited from class org.xins.common.types.Type |
checkValue, fromString, getName, getValueClass, isValidValue, toString |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Field Detail |
public static final Int32 SINGLETON
null
.
Constructor Detail |
protected Int32(String name, int minimum, int maximum)
Int32
object (constructor for
subclasses).
name
- the name of this type, cannot be null
.minimum
- the minimum for the value.maximum
- the maximum for the value.Method Detail |
public static int fromStringForRequired(String string) throws IllegalArgumentException, TypeValueException
null
string value to an
int
.
string
- the string to convert, cannot be null
.
int
value.
IllegalArgumentException
- if string == null
.
TypeValueException
- if the specified string does not represent a valid value for this
type.public static Integer fromStringForOptional(String string) throws TypeValueException
Integer
value.
string
- the string to convert, can be null
.
Integer
, or null
if
string == null
.
TypeValueException
- if the specified string does not represent a valid value for this
type.public static String toString(Integer value)
Integer
to a string.
value
- the value to convert, can be null
.
null
if and
only if value == null
.public static String toString(int value)
int
to a string.
value
- the value to convert.
null
.protected boolean isValidValueImpl(String value)
Type
String
value is considered
valid for this type (implementation method).
This method is called from Type.isValidValue(String)
. When
called from that method, it is guaranteed that the argument is not
null
.
Type
returns
true
.
isValidValueImpl
in class Type
value
- the String
value that should be checked for validity,
never null
.
true
if and only if the specified String
value is valid, false
otherwise.protected Object fromStringImpl(String string) throws TypeValueException
Type
String
to an instance of the value class
for this type (implementation method).
This method is not required to check the validity of the specified
value (since Type.isValidValueImpl(String)
should have been called
before) but if it does, then it may throw a TypeValueException
.
fromStringImpl
in class Type
string
- the string to convert to an instance of the value class, guaranteed
to be not null
and guaranteed to have been passed to
Type.isValidValueImpl(String)
without getting an exception.
null
.
TypeValueException
- if string
is considered to be an invalid value for this
type.public final String toString(Object value) throws IllegalArgumentException, ClassCastException, TypeValueException
Type
Type.getValueClass()
). Also, it may have to fall within a
certain range of valid values, depending on the type.
The default implementation of this method in class Type
does
the following:
value == null
then it throws an
IllegalArgumentException
;
getValueClass().isInstance(value) == false
then
it throws a ClassCastException
;
value.
Object.toString()
.
toString
in class Type
value
- the value, cannot be null
.
null
.
IllegalArgumentException
- if value == null
.
ClassCastException
- if getValueClass().isInstance(value) == false
.
TypeValueException
- if the specified value is not in the allowed range.public String getDescription()
Type
getDescription
in class Type
null
.
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