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Add cache for pinyin query #858

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bao-qian
2017-01-12 20:46:40 +00:00
parent e96382fdd9
commit 5cdc3e694f
2 changed files with 32 additions and 16 deletions
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47
Wox.Infrastructure/Alphabet.cs
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@@ -1,4 +1,5 @@
using System;
using System.Collections.Concurrent;
using System.Collections.Generic;
using System.Linq;
using hyjiacan.util.p4n;
@@ -8,11 +9,12 @@ namespace Wox.Infrastructure
{
public static class Alphabet
{
public static HanyuPinyinOutputFormat format = new HanyuPinyinOutputFormat();
private static readonly HanyuPinyinOutputFormat Format = new HanyuPinyinOutputFormat();
private static readonly ConcurrentDictionary<string, string[][]> PinyinCache = new ConcurrentDictionary<string, string[][]>();
static Alphabet()
{
format.setToneType(HanyuPinyinToneType.WITHOUT_TONE);
Format.setToneType(HanyuPinyinToneType.WITHOUT_TONE);
}
/// <summary>
@@ -36,27 +38,42 @@ namespace Wox.Infrastructure
/// e.g. 音乐 will return yinyue and yinle
/// <param name="characters"> should be word or sentence, instead of single character. e.g. 微软 </param>
/// </summmary>
public static IEnumerable<string[]> PinyinComination(string characters)
public static string[][] PinyinComination(string characters)
{
var allPinyins = new List<string[]>();
foreach (var c in characters)
if (!string.IsNullOrEmpty(characters))
{
var pinyins = PinyinHelper.toHanyuPinyinStringArray(c, format);
if (pinyins != null)
if (!PinyinCache.ContainsKey(characters))
{
var r = pinyins.Distinct().ToArray();
allPinyins.Add(r);
var allPinyins = new List<string[]>();
foreach (var c in characters)
{
var pinyins = PinyinHelper.toHanyuPinyinStringArray(c, Format);
if (pinyins != null)
{
var r = pinyins.Distinct().ToArray();
allPinyins.Add(r);
}
else
{
var r = new[] { c.ToString() };
allPinyins.Add(r);
}
}
var combination = allPinyins.Aggregate(Combination).Select(c => c.Split(';')).ToArray();
PinyinCache[characters] = combination;
return combination;
}
else
{
var r = new[] { c.ToString() };
allPinyins.Add(r);
return PinyinCache[characters];
}
}
var comination = allPinyins.Aggregate(Combination).Select(c => c.Split(';'));
return comination;
else
{
return new string[][] { };
}
}
public static string Acronym(string[] pinyin)

1
Wox.Infrastructure/StringMatcher.cs
View File

@@ -27,7 +27,6 @@ namespace Wox.Infrastructure
if (!string.IsNullOrEmpty(source) && !string.IsNullOrEmpty(target))
{
FuzzyMatcher matcher = FuzzyMatcher.Create(target);
//todo happlebao currently generate pinyin on every query, should be generate on startup/index
if (Alphabet.ContainsChinese(source))
{
var combination = Alphabet.PinyinComination(source);