net.dops_framework.core
Interface MetadataField

All Superinterfaces:

DOAttribute, MultilingualValue

public interface MetadataField
extends DOAttribute, MultilingualValue

A metadata field attribute as enclosed in a digital object instance.
Metadata fields conform to their respective specifications and they are allowed to contain multi-lingual values.

Version:

$Id: MetadataField.java,v 1.1 2007/03/05 03:28:14 saiko Exp $

Author:

Kostas Saidis (saikos [at] gmail [dot] com)

See Also:

MetadataFieldAttrSpec, MetadataSet, MultilingualValue

Field Summary

Fields inherited from interface net.dops_framework.core.MultilingualValue

LANG_DEFAULT

Method Summary

String	getDefaultValue(String lang) Returns the default value assigned to this field (if any) for the given language.
boolean	isBigText() Returns true if this field is big text (i.e., indicating that it should be rendered using a textarea instead of a text box).
boolean	isHidden() Returns true if this field is hidden.
boolean	isMandatory() Returns true if this field is mandatory.
boolean	isRepeatable() Returns true if this field is repeatable (that is, it accepts multiple values).

Methods inherited from interface net.dops_framework.core.DOAttribute

getDescription, getFullyQualifiedId, getId, getLabel

Methods inherited from interface net.dops_framework.core.MultilingualValue

appendValue, copyValuesFrom, getId, getValues, languages, setValue, setValues

Method Detail

isMandatory

boolean isMandatory()

Returns true if this field is mandatory.

isHidden

boolean isHidden()

Returns true if this field is hidden.

isRepeatable

boolean isRepeatable()

Returns true if this field is repeatable (that is, it accepts multiple values).

isBigText

boolean isBigText()

Returns true if this field is big text (i.e., indicating that it should be rendered using a textarea instead of a text box).

getDefaultValue

String getDefaultValue(String lang)

Returns the default value assigned to this field (if any) for the given language.
Given a prototype that defines a default value for a metadata field, the framework guarantees that all instances of this prototype will contain this default value if they are not supplied with an alternate, user-supplied one.