Lucene.Net  3.0.3
Lucene.Net is a port of the Lucene search engine library, written in C# and targeted at .NET runtime users.
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ToStringUtils.cs
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1 /*
2  * Licensed to the Apache Software Foundation (ASF) under one or more
3  * contributor license agreements. See the NOTICE file distributed with
4  * this work for additional information regarding copyright ownership.
5  * The ASF licenses this file to You under the Apache License, Version 2.0
6  * (the "License"); you may not use this file except in compliance with
7  * the License. You may obtain a copy of the License at
8  *
9  * http://www.apache.org/licenses/LICENSE-2.0
10  *
11  * Unless required by applicable law or agreed to in writing, software
12  * distributed under the License is distributed on an "AS IS" BASIS,
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14  * See the License for the specific language governing permissions and
15  * limitations under the License.
16  */
17 
18 using System;
19 
20 namespace Lucene.Net.Util
21 {
22 
23  /// <summary> Helper methods to ease implementing <see cref="Object.ToString()" />.</summary>
24  public class ToStringUtils
25  {
26  /// <summary>for printing boost only if not 1.0 </summary>
27  public static System.String Boost(float boost)
28  {
29  if (boost != 1.0f)
30  {
31  float boostAsLong = (long) boost;
32  if (boostAsLong == boost)
33  return "^" + boost.ToString(".0").Replace(System.Globalization.CultureInfo.CurrentCulture.NumberFormat.NumberDecimalSeparator, ".");
34  return "^" + boost.ToString().Replace(System.Globalization.CultureInfo.CurrentCulture.NumberFormat.NumberDecimalSeparator, ".");
35  }
36  else
37  return "";
38  }
39  }
40 }