/*
 * 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.oodt.cas.catalog.query.filter.time.conv;

/**
 * 
 * @author bfoster
 * @version $Revision$
 *
 * <p>
 * Converts a ascii sortable String version into a priority number
 * <p>
 */
public class AsciiSortableVersionConverter implements VersionConverter {

    public double convertToPriority(String version) throws Exception {
        double priority = 0;
        char[] versionCharArray = version.toCharArray();
        for (int i = 0, j = versionCharArray.length - 1; i < versionCharArray.length; i++, j--)
            priority += (((int) versionCharArray[i]) * Math.pow(10, j));
        return priority;
    }
    
}