/* | |
* Copyright 2005 The Apache Software Foundation | |
* | |
* Licensed 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; | |
using Analyzer = Lucene.Net.Analysis.Analyzer; | |
using SimpleAnalyzer = Lucene.Net.Analysis.SimpleAnalyzer; | |
using Token = Lucene.Net.Analysis.Token; | |
using TokenStream = Lucene.Net.Analysis.TokenStream; | |
namespace Lucene.Net | |
{ | |
class AnalysisTest | |
{ | |
[STAThread] | |
public static void Main(System.String[] args) | |
{ | |
try | |
{ | |
Test("This is a test", true); | |
// FIXME: OG: what's with this hard-coded file name?? | |
Test(new System.IO.FileInfo("words.txt"), false); | |
} | |
catch (System.Exception e) | |
{ | |
System.Console.Out.WriteLine(" caught a " + e.GetType() + "\n with message: " + e.Message); | |
} | |
} | |
internal static void Test(System.IO.FileInfo file, bool verbose) | |
{ | |
long bytes = file.Length; | |
System.Console.Out.WriteLine(" Reading test file containing " + bytes + " bytes."); | |
System.IO.FileStream is_Renamed = new System.IO.FileStream(file.FullName, System.IO.FileMode.Open, System.IO.FileAccess.Read); | |
System.IO.StreamReader ir = new System.IO.StreamReader(new System.IO.StreamReader(is_Renamed, System.Text.Encoding.Default).BaseStream, new System.IO.StreamReader(is_Renamed, System.Text.Encoding.Default).CurrentEncoding); | |
Test(ir, verbose, bytes); | |
ir.Close(); | |
} | |
internal static void Test(System.String text, bool verbose) | |
{ | |
System.Console.Out.WriteLine(" Tokenizing string: " + text); | |
Test(new System.IO.StringReader(text), verbose, text.Length); | |
} | |
internal static void Test(System.IO.TextReader reader, bool verbose, long bytes) | |
{ | |
Analyzer analyzer = new SimpleAnalyzer(); | |
TokenStream stream = analyzer.TokenStream(null, reader); | |
System.DateTime start = System.DateTime.Now; | |
int count = 0; | |
for (Token t = stream.Next(); t != null; t = stream.Next()) | |
{ | |
if (verbose) | |
{ | |
System.Console.Out.WriteLine("Text=" + t.TermText() + " start=" + t.StartOffset() + " end=" + t.EndOffset()); | |
} | |
count++; | |
} | |
System.DateTime end = System.DateTime.Now; | |
long time = end.Ticks - start.Ticks; | |
System.Console.Out.WriteLine(time + " milliseconds to extract " + count + " tokens"); | |
System.Console.Out.WriteLine((time * 1000.0) / count + " microseconds/token"); | |
System.Console.Out.WriteLine((bytes * 1000.0 * 60.0 * 60.0) / (time * 1000000.0) + " megabytes/hour"); | |
} | |
} | |
} |