org.mmbase.datatypes
Class NumberDataType

java.lang.Object
  org.mmbase.core.AbstractDescriptor
      org.mmbase.datatypes.BasicDataType
          org.mmbase.datatypes.ComparableDataType
              org.mmbase.datatypes.NumberDataType

All Implemented Interfaces:

Cloneable, Comparable, DataType, Descriptor, Serializable

Direct Known Subclasses:

DoubleDataType, FloatDataType, IntegerDataType, LongDataType

public abstract class NumberDataType

extends ComparableDataType

A DataType representing some kind of numeric value, like a floating point number or an integer number.

Since:

MMBase-1.8

Version:

$Id: NumberDataType.java,v 1.18 2006/04/29 19:41:09 michiel Exp $

Author:

Pierre van Rooden

See Also:

Serialized Form

Nested Class Summary

Nested classes inherited from class org.mmbase.datatypes.ComparableDataType

ComparableDataType.MaxRestriction, ComparableDataType.MinRestriction

Nested classes inherited from class org.mmbase.datatypes.BasicDataType

BasicDataType.AbstractRestriction, BasicDataType.EnumerationRestriction, BasicDataType.RequiredRestriction, BasicDataType.RestrictedEnumerationIterator, BasicDataType.StaticAbstractRestriction, BasicDataType.TypeRestriction, BasicDataType.UniqueRestriction

Nested classes inherited from class org.mmbase.datatypes.DataType

DataType.Restriction

Field Summary

Fields inherited from class org.mmbase.datatypes.ComparableDataType

maxRestriction, minRestriction

Fields inherited from class org.mmbase.datatypes.BasicDataType

DATATYPE_BUNDLE, enumerationRestriction, origin, requiredRestriction, typeRestriction, uniqueRestriction

Fields inherited from class org.mmbase.core.AbstractDescriptor

description, guiName, key

Fields inherited from interface org.mmbase.datatypes.DataType

ENFORCE_ABSOLUTE, ENFORCE_ALWAYS, ENFORCE_NEVER, ENFORCE_ONCHANGE, ENFORCE_ONCREATE, PROCESS_GET, PROCESS_SET, VALID, XMLNS

Constructor Summary

NumberDataType(String name, Class classType)
Constructor for Number field.

Method Summary

protected Object

castToValidate(Object value, Node node, Field field) Before validating the value, the value will be 'casted', on default this will be to the 'correct' type, but it can be a more generic type sometimes.

Methods inherited from class org.mmbase.datatypes.ComparableDataType

clone, cloneRestrictions, getDefaultValue, getMaxRestriction, getMinRestriction, inheritRestrictions, isMaxInclusive, isMinInclusive, setMax, setMin, toStringBuffer, toXml, validateCastedValue

Methods inherited from class org.mmbase.datatypes.BasicDataType

cast, cast, checkType, clone, compareTo, edit, equals, finish, finish, getBaseType, getBaseTypeIdentifier, getCloud, getCommitProcessor, getElement, getElement, getEnumerationFactory, getEnumerationRestriction, getEnumerationValue, getEnumerationValues, getOrigin, getProcessor, getProcessor, getRequiredRestriction, getTypeAsClass, getUniqueRestriction, hashCode, inherit, inheritProperties, isCorrectType, isFinished, isRequired, isUnique, preCast, preCast, preCast, rewrite, setCommitProcessor, setDefaultValue, setProcessor, setProcessor, setRequired, setUnique, setXml, toString, toXml, validate, validate

Methods inherited from class org.mmbase.core.AbstractDescriptor

getDefaultLocale, getDescription, getDescription, getGUIName, getGUIName, getLocalizedDescription, getLocalizedGUIName, getName, setDescription, setDescription, setGUIName, setGUIName, setLocalizedDescription, setLocalizedGUIName

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.mmbase.bridge.Descriptor

getDescription, getDescription, getGUIName, getGUIName, getLocalizedDescription, getLocalizedGUIName, getName, setDescription, setDescription, setGUIName, setGUIName

Constructor Detail

NumberDataType

public NumberDataType(String name,
                      Class classType)

Constructor for Number field.

Method Detail

castToValidate

protected Object castToValidate(Object value,
                                Node node,
                                Field field)
                         throws CastException

Description copied from class: BasicDataType

Before validating the value, the value will be 'casted', on default this will be to the 'correct' type, but it can be a more generic type sometimes. E.g. for numbers this wil simply cast to Number.

Overrides:

castToValidate in class BasicDataType

Throws:

CastException