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/*
 *
 *  Licensed to the Apache Software Foundation (ASF) under one or more
 *  contributor license agreements.  See the NOTICE file distributed with
 *  this work for additional information regarding copyright ownership.
 *  The ASF licenses this file to You under the Apache License, Version 2.0
 *  (the "License"); you may not use this file except in compliance with
 *  the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 */

package org.apache.royale.compiler.ant.config;

/**
 * Provides a base class for Configuration Variables that can take on multiple values.
 *
 * Consumers of this class must implement the add method.
 */
public abstract class RepeatableConfigVariable extends BaseConfigVariable
{
    /**
     * Creates a RepeatableConfigVariable instance with the specified OpitonSpec.
     */
    protected RepeatableConfigVariable(OptionSpec spec)
    {
        super(spec);
    }

    /**
     * Adds value as a value to this RepeatableConfigVariable.
     *
     * @param value the value to this RepeatableConfigVariable
     */
    public abstract void add(String value);

    /**
     * Adds every String in values as a value of this RepeatableConfigVariable by calling the add method with each String as an argument.
     * @param values an array of Strings
     */
    public void addAll(String[] values)
    {
        for (int i = 0; i < values.length; i++)
        {
            this.add(values[i]);
        }
    }
}