/*
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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.Locale;
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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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* Integer property definition.
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* <p>
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* All values must be zero or positive and within the lower/upper limit
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* constraints. Support is provided for "unlimited" values. These are
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* represented using a negative value or using the string "unlimited".
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*/
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public final class IntegerPropertyDefinition extends PropertyDefinition<Integer> {
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// String used to represent unlimited.
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private static final String UNLIMITED = "unlimited";
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// The lower limit of the property value.
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private final int lowerLimit;
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// The optional upper limit of the property value.
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private final Integer upperLimit;
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// Indicates whether this property allows the use of the "unlimited" value
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// (represented using a -1 or the string "unlimited").
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private final boolean allowUnlimited;
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/**
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* An interface for incrementally constructing integer property definitions.
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*/
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public static final class Builder extends AbstractBuilder<Integer, IntegerPropertyDefinition> {
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// The lower limit of the property value.
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private int lowerLimit = 0;
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// The optional upper limit of the property value.
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private Integer upperLimit = null;
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// Indicates whether this property allows the use of the "unlimited"
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// value
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// (represented using a -1 or the string "unlimited").
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private boolean allowUnlimited = false;
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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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}
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/**
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* Set the lower limit.
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*
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* @param lowerLimit
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* The new lower limit (must be >= 0).
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* @throws IllegalArgumentException
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* If a negative lower limit was specified or the lower
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* limit is greater than the upper limit.
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*/
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public final void setLowerLimit(int lowerLimit) {
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if (lowerLimit < 0) {
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throw new IllegalArgumentException("Negative lower limit");
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}
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if (upperLimit != null && lowerLimit > upperLimit) {
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throw new IllegalArgumentException("Lower limit greater than upper limit");
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}
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this.lowerLimit = lowerLimit;
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}
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/**
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* Set the upper limit.
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*
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* @param upperLimit
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* The new upper limit or <code>null</code> if there is no
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* upper limit.
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*/
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public final void setUpperLimit(Integer upperLimit) {
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if (upperLimit != null) {
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if (upperLimit < 0) {
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throw new IllegalArgumentException("Negative lower limit");
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}
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if (lowerLimit > upperLimit) {
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throw new IllegalArgumentException("Lower limit greater than upper limit");
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}
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}
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this.upperLimit = upperLimit;
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}
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/**
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* Specify whether or not this property definition will allow unlimited
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* values (default is false).
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*
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* @param allowUnlimited
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* <code>true</code> if the property will allow unlimited
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* values, or <code>false</code> otherwise.
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*/
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public final void setAllowUnlimited(boolean allowUnlimited) {
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this.allowUnlimited = allowUnlimited;
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}
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/**
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* {@inheritDoc}
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*/
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@Override
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protected IntegerPropertyDefinition buildInstance(AbstractManagedObjectDefinition<?, ?> d,
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String propertyName, EnumSet<PropertyOption> options, AdministratorAction adminAction,
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DefaultBehaviorProvider<Integer> defaultBehavior) {
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return new IntegerPropertyDefinition(d, propertyName, options, adminAction, defaultBehavior, lowerLimit,
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upperLimit, allowUnlimited);
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}
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}
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/**
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* Create an integer property definition builder.
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*
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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 integer property definition builder.
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*/
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public static Builder createBuilder(AbstractManagedObjectDefinition<?, ?> d, String propertyName) {
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return new Builder(d, propertyName);
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}
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// Private constructor.
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private IntegerPropertyDefinition(AbstractManagedObjectDefinition<?, ?> d, String propertyName,
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EnumSet<PropertyOption> options, AdministratorAction adminAction,
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DefaultBehaviorProvider<Integer> defaultBehavior, int lowerLimit, Integer upperLimit, boolean allowUnlimited) {
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super(d, Integer.class, propertyName, options, adminAction, defaultBehavior);
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this.lowerLimit = lowerLimit;
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this.upperLimit = upperLimit;
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this.allowUnlimited = allowUnlimited;
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}
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/**
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* Get the lower limit.
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*
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* @return Returns the lower limit.
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*/
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public int getLowerLimit() {
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return lowerLimit;
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}
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/**
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* Get the upper limit.
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*
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* @return Returns the upper limit or <code>null</code> if there is no upper
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* limit.
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*/
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public Integer getUpperLimit() {
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return upperLimit;
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}
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/**
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* Gets the optional unit synopsis of this integer property definition in
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* the default locale.
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*
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* @return Returns the unit synopsis of this integer property definition in
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* the default locale, or <code>null</code> if there is no unit
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* synopsis.
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*/
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public LocalizableMessage getUnitSynopsis() {
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return getUnitSynopsis(Locale.getDefault());
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}
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/**
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* Gets the optional unit synopsis of this integer property definition in
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* the specified locale.
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*
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* @param locale
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* The locale.
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* @return Returns the unit synopsis of this integer property definition in
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* the specified locale, or <code>null</code> if there is no unit
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* synopsis.
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*/
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public LocalizableMessage getUnitSynopsis(Locale locale) {
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ManagedObjectDefinitionI18NResource resource = ManagedObjectDefinitionI18NResource.getInstance();
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String property = "property." + getName() + ".syntax.integer.unit-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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/**
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* Determine whether this property allows unlimited values.
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*
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* @return Returns <code>true</code> if this this property allows unlimited
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* values.
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*/
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public boolean isAllowUnlimited() {
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return allowUnlimited;
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}
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/**
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* {@inheritDoc}
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*/
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@Override
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public void validateValue(Integer value, PropertyDefinitionsOptions options) {
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Reject.ifNull(value);
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if (!allowUnlimited && value < lowerLimit) {
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throw PropertyException.illegalPropertyValueException(this, value);
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// unlimited allowed
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} else if (value >= 0 && value < lowerLimit) {
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throw PropertyException.illegalPropertyValueException(this, value);
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}
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if ((upperLimit != null) && (value > upperLimit)) {
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throw PropertyException.illegalPropertyValueException(this, value);
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}
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}
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/**
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* {@inheritDoc}
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*/
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@Override
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public String encodeValue(Integer value) {
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Reject.ifNull(value);
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// Make sure that we correctly encode negative values as "unlimited".
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if (allowUnlimited) {
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if (value < 0) {
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return UNLIMITED;
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}
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}
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return value.toString();
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}
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/**
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* {@inheritDoc}
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*/
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@Override
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public Integer decodeValue(String value, PropertyDefinitionsOptions options) {
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Reject.ifNull(value);
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if (allowUnlimited) {
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if (value.trim().equalsIgnoreCase(UNLIMITED)) {
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return -1;
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}
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}
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Integer i;
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try {
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i = Integer.valueOf(value);
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} catch (NumberFormatException e) {
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throw PropertyException.illegalPropertyValueException(this, value);
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}
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try {
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validateValue(i, options);
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} catch (PropertyException e) {
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throw PropertyException.illegalPropertyValueException(this, value);
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}
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return i;
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}
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/**
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* {@inheritDoc}
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*/
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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.visitInteger(this, p);
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}
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/**
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* {@inheritDoc}
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*/
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@Override
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public <R, P> R accept(PropertyValueVisitor<R, P> v, Integer value, P p) {
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return v.visitInteger(this, value, p);
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}
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/**
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* {@inheritDoc}
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*/
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@Override
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public void toString(StringBuilder builder) {
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super.toString(builder);
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builder.append(" lowerLimit=");
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builder.append(lowerLimit);
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if (upperLimit != null) {
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builder.append(" upperLimit=");
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builder.append(upperLimit);
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}
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builder.append(" allowUnlimited=");
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builder.append(allowUnlimited);
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}
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/**
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* {@inheritDoc}
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*/
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@Override
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public int compare(Integer o1, Integer o2) {
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return o1.compareTo(o2);
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}
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}
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