ToStringUtils.cs

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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.
 */

using System;

namespace Lucene.Net.Util
{
    
    /// <summary> Helper methods to ease implementing <see cref="Object.ToString()" />.</summary>
    public class ToStringUtils
    {
        /// <summary>for printing boost only if not 1.0 </summary>
        public static System.String Boost(float boost)
        {
            if (boost != 1.0f)
            {
                float boostAsLong = (long) boost;
                if (boostAsLong == boost)
                    return "^" + boost.ToString(".0").Replace(System.Globalization.CultureInfo.CurrentCulture.NumberFormat.NumberDecimalSeparator, ".");
                return "^" + boost.ToString().Replace(System.Globalization.CultureInfo.CurrentCulture.NumberFormat.NumberDecimalSeparator, ".");
            }
            else
                return "";
        }
    }
}