/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License, Version 1.0 only
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* (the "License"). You may not use this file except in compliance
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* with the License.
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*
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* You can obtain a copy of the license at legal-notices/CDDLv1_0.txt
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* or http://forgerock.org/license/CDDLv1.0.html.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at legal-notices/CDDLv1_0.txt.
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* If applicable, add the following below this CDDL HEADER, with the
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* fields enclosed by brackets "[]" replaced with your own identifying
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* information:
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* Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*
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*
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* Copyright 2008 Sun Microsystems, Inc.
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*/
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package org.forgerock.opendj.config;
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import org.forgerock.util.Reject;
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import java.util.EnumSet;
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import java.util.HashMap;
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import java.util.Locale;
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import java.util.Map;
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import java.util.MissingResourceException;
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import org.forgerock.i18n.LocalizableMessage;
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/**
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* Enumeration property definition.
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*
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* @param <E>
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* The enumeration that should be used for values of this property
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* definition.
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*/
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public final class EnumPropertyDefinition<E extends Enum<E>> extends PropertyDefinition<E> {
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/**
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* An interface for incrementally constructing enumeration property
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* definitions.
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*
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* @param <E>
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* The enumeration that should be used for values of this
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* property definition.
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*/
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public final static class Builder<E extends Enum<E>> extends AbstractBuilder<E, EnumPropertyDefinition<E>> {
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/** The enumeration class. */
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private Class<E> enumClass;
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/** Private constructor. */
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private Builder(AbstractManagedObjectDefinition<?, ?> d, String propertyName) {
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super(d, propertyName);
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this.enumClass = null;
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}
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/**
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* Set the enumeration class which should be used for values of this
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* property definition.
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*
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* @param enumClass
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* The enumeration class which should be used for values of
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* this property definition.
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*/
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public final void setEnumClass(Class<E> enumClass) {
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this.enumClass = enumClass;
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}
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/** {@inheritDoc} */
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@Override
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protected EnumPropertyDefinition<E> buildInstance(AbstractManagedObjectDefinition<?, ?> d,
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String propertyName, EnumSet<PropertyOption> options, AdministratorAction adminAction,
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DefaultBehaviorProvider<E> defaultBehavior) {
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// Make sure that the enumeration class has been defined.
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if (enumClass == null) {
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throw new IllegalStateException("Enumeration class undefined");
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}
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return new EnumPropertyDefinition<E>(d, propertyName, options, adminAction, defaultBehavior, enumClass);
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}
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}
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/**
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* Create an enumeration property definition builder.
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*
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* @param <E>
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* The enumeration that should be used for values of this
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* property definition.
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* @param d
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* The managed object definition associated with this property
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* definition.
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* @param propertyName
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* The property name.
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* @return Returns the new enumeration property definition builder.
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*/
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public static <E extends Enum<E>> Builder<E> createBuilder(AbstractManagedObjectDefinition<?, ?> d,
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String propertyName) {
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return new Builder<E>(d, propertyName);
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}
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/** The enumeration class. */
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private final Class<E> enumClass;
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/** Map used for decoding values. */
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private final Map<String, E> decodeMap;
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/** Private constructor. */
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private EnumPropertyDefinition(AbstractManagedObjectDefinition<?, ?> d, String propertyName,
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EnumSet<PropertyOption> options, AdministratorAction adminAction, DefaultBehaviorProvider<E> defaultBehavior,
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Class<E> enumClass) {
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super(d, enumClass, propertyName, options, adminAction, defaultBehavior);
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this.enumClass = enumClass;
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// Initialize the decoding map.
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this.decodeMap = new HashMap<String, E>();
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for (E value : EnumSet.<E> allOf(enumClass)) {
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String s = value.toString().trim().toLowerCase();
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this.decodeMap.put(s, value);
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}
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}
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/** {@inheritDoc} */
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@Override
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public <R, P> R accept(PropertyDefinitionVisitor<R, P> v, P p) {
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return v.visitEnum(this, p);
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}
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/** {@inheritDoc} */
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@Override
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public <R, P> R accept(PropertyValueVisitor<R, P> v, E value, P p) {
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return v.visitEnum(this, value, p);
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}
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/** {@inheritDoc} */
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@Override
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public E decodeValue(String value) {
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Reject.ifNull(value);
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String nvalue = value.trim().toLowerCase();
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E eValue = decodeMap.get(nvalue);
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if (eValue == null) {
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throw PropertyException.illegalPropertyValueException(this, value);
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} else {
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return eValue;
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}
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}
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/**
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* Get the enumeration class used for values of this property.
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*
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* @return Returns the enumeration class used for values of this property.
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*/
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public Class<E> getEnumClass() {
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return enumClass;
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}
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/**
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* Gets the synopsis of the specified enumeration value of this enumeration
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* property definition in the default locale.
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*
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* @param value
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* The enumeration value.
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* @return Returns the synopsis of the specified enumeration value of this
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* enumeration property definition in the default locale.
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*/
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public final LocalizableMessage getValueSynopsis(E value) {
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return getValueSynopsis(Locale.getDefault(), value);
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}
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/**
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* Gets the synopsis of the specified enumeration value of this enumeration
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* property definition in the specified locale.
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*
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* @param value
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* The enumeration value.
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* @param locale
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* The locale.
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* @return Returns the synopsis of the specified enumeration value of this
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* enumeration property definition in the specified locale.
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*/
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public final LocalizableMessage getValueSynopsis(Locale locale, E value) {
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ManagedObjectDefinitionI18NResource resource = ManagedObjectDefinitionI18NResource.getInstance();
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String property = "property." + getName() + ".syntax.enumeration.value." + value.toString() + ".synopsis";
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try {
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return resource.getMessage(getManagedObjectDefinition(), property, locale);
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} catch (MissingResourceException e) {
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return null;
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}
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}
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/** {@inheritDoc} */
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@Override
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public String normalizeValue(E value) {
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Reject.ifNull(value);
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return value.toString().trim().toLowerCase();
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}
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/** {@inheritDoc} */
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@Override
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public void validateValue(E value) {
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Reject.ifNull(value);
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// No additional validation required.
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}
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}
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