/*
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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 2006-2008 Sun Microsystems, Inc.
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* Portions copyright 2014 ForgeRock AS
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*/
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package com.forgerock.opendj.cli;
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import static com.forgerock.opendj.cli.CliMessages.ERR_MCARG_VALUE_NOT_ALLOWED;
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import java.util.Collection;
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import org.forgerock.i18n.LocalizableMessage;
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import org.forgerock.i18n.LocalizableMessageBuilder;
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/**
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* This class defines an argument type that will only accept one or more of a
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* specific set of string values.
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*
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* @param <T>
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* The type of values returned by this argument.
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*/
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public final class MultiChoiceArgument<T> extends Argument {
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/**
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* Indicates whether argument values should be treated in a
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* case-sensitive manner.
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*/
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private final boolean caseSensitive;
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/** The set of values that will be allowed for use with this argument. */
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private final Collection<T> allowedValues;
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/**
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* Creates a new string argument with the provided information.
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*
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* @param name
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* The generic name that should be used to refer to this
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* argument.
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* @param shortIdentifier
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* The single-character identifier for this argument, or
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* <CODE>null</CODE> if there is none.
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* @param longIdentifier
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* The long identifier for this argument, or <CODE>null</CODE> if
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* there is none.
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* @param isRequired
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* Indicates whether this argument must be specified on the
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* command line.
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* @param isMultiValued
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* Indicates whether this argument may be specified more than
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* once to provide multiple values.
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* @param needsValue
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* Indicates whether this argument requires a value.
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* @param valuePlaceholder
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* The placeholder for the argument value that will be displayed
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* in usage information, or <CODE>null</CODE> if this argument
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* does not require a value.
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* @param defaultValue
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* The default value that should be used for this argument if
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* none is provided in a properties file or on the command line.
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* This may be <CODE>null</CODE> if there is no generic default.
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* @param propertyName
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* The name of the property in a property file that may be used
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* to override the default value but will be overridden by a
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* command-line argument.
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* @param allowedValues
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* The set of values that are allowed for use for this argument.
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* If they are not to be treated in a case-sensitive value then
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* they should all be formatted in lowercase.
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* @param caseSensitive
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* Indicates whether the set of allowed values should be treated
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* in a case-sensitive manner.
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* @param description
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* LocalizableMessage for the description of this argument.
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* @throws ArgumentException
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* If there is a problem with any of the parameters used to
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* create this argument.
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*/
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public MultiChoiceArgument(final String name, final Character shortIdentifier,
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final String longIdentifier, final boolean isRequired, final boolean isMultiValued,
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final boolean needsValue, final LocalizableMessage valuePlaceholder,
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final String defaultValue, final String propertyName,
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final Collection<T> allowedValues, final boolean caseSensitive,
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final LocalizableMessage description) throws ArgumentException {
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super(name, shortIdentifier, longIdentifier, isRequired, isMultiValued, needsValue,
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valuePlaceholder, defaultValue, propertyName, description);
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this.allowedValues = allowedValues;
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this.caseSensitive = caseSensitive;
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}
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/**
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* Creates a new string argument with the provided information.
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*
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* @param name
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* The generic name that should be used to refer to this
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* argument.
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* @param shortIdentifier
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* The single-character identifier for this argument, or
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* <CODE>null</CODE> if there is none.
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* @param longIdentifier
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* The long identifier for this argument, or <CODE>null</CODE> if
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* there is none.
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* @param isRequired
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* Indicates whether this argument must be specified on the
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* command line.
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* @param needsValue
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* Indicates whether this argument requires a value.
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* @param valuePlaceholder
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* The placeholder for the argument value that will be displayed
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* in usage information, or <CODE>null</CODE> if this argument
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* does not require a value.
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* @param allowedValues
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* The set of values that are allowed for use for this argument.
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* If they are not to be treated in a case-sensitive value then
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* they should all be formatted in lowercase.
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* @param caseSensitive
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* Indicates whether the set of allowed values should be treated
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* in a case-sensitive manner.
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* @param description
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* LocalizableMessage for the description of this argument.
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* @throws ArgumentException
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* If there is a problem with any of the parameters used to
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* create this argument.
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*/
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public MultiChoiceArgument(final String name, final Character shortIdentifier,
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final String longIdentifier, final boolean isRequired, final boolean needsValue,
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final LocalizableMessage valuePlaceholder, final Collection<T> allowedValues,
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final boolean caseSensitive, final LocalizableMessage description)
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throws ArgumentException {
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super(name, shortIdentifier, longIdentifier, isRequired, false, needsValue,
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valuePlaceholder, null, null, description);
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this.allowedValues = allowedValues;
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this.caseSensitive = caseSensitive;
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}
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/**
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* Retrieves the set of allowed values for this argument. The contents of
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* this set must not be altered by the caller.
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*
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* @return The set of allowed values for this argument.
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*/
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public Collection<T> getAllowedValues() {
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return allowedValues;
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}
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/**
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* Retrieves the string vale for this argument. If it has multiple values,
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* then the first will be returned. If it does not have any values, then the
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* default value will be returned.
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*
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* @return The string value for this argument, or <CODE>null</CODE> if there
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* are no values and no default value has been given.
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* @throws ArgumentException
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* The value cannot be parsed.
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*/
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public T getTypedValue() throws ArgumentException {
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final String v = super.getValue();
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if (v == null) {
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return null;
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}
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for (final T o : allowedValues) {
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if ((caseSensitive && o.toString().equals(v)) || o.toString().equalsIgnoreCase(v)) {
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return o;
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}
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}
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// TODO: Some message
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throw new ArgumentException(null);
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}
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/**
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* Indicates whether the set of allowed values for this argument should be
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* treated in a case-sensitive manner.
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*
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* @return <CODE>true</CODE> if the values are to be treated in a
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* case-sensitive manner, or <CODE>false</CODE> if not.
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*/
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public boolean isCaseSensitive() {
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return caseSensitive;
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}
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/**
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* Specifies the default value that will be used for this argument if it is
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* not specified on the command line and it is not set from a properties
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* file.
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*
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* @param defaultValue
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* The default value that will be used for this argument if it is
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* not specified on the command line and it is not set from a
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* properties file.
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*/
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public void setDefaultValue(final T defaultValue) {
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super.setDefaultValue(defaultValue.toString());
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}
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/**
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* Indicates whether the provided value is acceptable for use in this
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* argument.
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*
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* @param valueString
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* The value for which to make the determination.
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* @param invalidReason
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* A buffer into which the invalid reason may be written if the
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* value is not acceptable.
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* @return <CODE>true</CODE> if the value is acceptable, or
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* <CODE>false</CODE> if it is not.
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*/
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@Override
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public boolean valueIsAcceptable(final String valueString,
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final LocalizableMessageBuilder invalidReason) {
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for (final T o : allowedValues) {
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if ((caseSensitive && o.toString().equals(valueString))
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|| o.toString().equalsIgnoreCase(valueString)) {
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return true;
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}
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}
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invalidReason.append(ERR_MCARG_VALUE_NOT_ALLOWED.get(getName(), valueString));
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return false;
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}
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}
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