/**
* Copyright 2007 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.
*/
package com.sohospace.paoding.cjk;
import com.sohospace.dictionary.BinaryDictionary;
import com.sohospace.dictionary.Dictionary;
import com.sohospace.dictionary.HashBinaryDictionary;
/**
* �����ֵ仺����ݵ�,Ϊ{@link CJKKnife}���á�<br>
* �ӱ�������Ի�ȡ������Ҫ������ֵ䡣�����ʻ�����ϱ�������λ�����ԵĴʻ��ֵȡ�
* <p>
* ʹ��{@link CJKDictionaryFactory}��Ҫ����һ���ǿյ�{@link #wordsLoader}��
* <p>
*
* @author Zhiliang Wang [qieqie.wang@gmail.com]
*
* @see CJKKnife
*
* @since 1.0
*/
public class CJKDictionaryFactory {
// -------------------------------------------------
/**
* ���ڴ�Ŀ¼�����ݿ��л�ȡ����
*/
private WordsLoader wordsLoader;
// -------------------------------------------------
/**
* �ʻ���ֵ�
*/
private Dictionary vocabulary;
/**
* �����ֵ�
*
*/
private Dictionary confucianFamilyNames;
/**
* ���Եĵ���
*/
private Dictionary xchars;
/**
* ���ԵĴ���
*
*/
private Dictionary xwords;
/**
* ������λ
*/
private Dictionary units;
// -------------------------------------------------
public CJKDictionaryFactory() {
}
public CJKDictionaryFactory(WordsLoader wordsLoader) {
this.wordsLoader = wordsLoader;
}
// -------------------------------------------------
public WordsLoader getWordsLoader() {
return wordsLoader;
}
public void setWordsLoader(WordsLoader wordsLoader) {
this.wordsLoader = wordsLoader;
}
// -------------------------------------------------
/**
* �ʻ���ֵ�
*
* @return
*/
public Dictionary getVocabulary() {
if (vocabulary == null) {
synchronized (this) {
if (vocabulary == null) {
//�����5639�����д����ȡ0x2fff=x^13>8000>8000*0.75=6000>5639
vocabulary = new HashBinaryDictionary(wordsLoader
.loadCJKVocabulary().toArray(new String[0]), 0x2fff, 0.75f);
}
}
}
return vocabulary;
}
/**
* �����ֵ�
*
* @return
*/
public Dictionary getConfucianFamilyNames() {
if (confucianFamilyNames == null) {
synchronized (this) {
if (confucianFamilyNames == null) {
confucianFamilyNames = new BinaryDictionary(wordsLoader
.loadCJKConfucianFamilyNames().toArray(
new String[0]));
}
}
}
return confucianFamilyNames;
}
/**
* ���ԵĴ���
*
* @return
*/
public Dictionary getXchars() {
if (xchars == null) {
synchronized (this) {
if (xchars == null) {
xchars = new HashBinaryDictionary(wordsLoader.loadCJKXchars()
.toArray(new String[0]), 256, 0.75f);
}
}
}
return xchars;
}
/**
* ���Եĵ���
*
* @return
*/
public Dictionary getXwords() {
if (xwords == null) {
synchronized (this) {
if (xwords == null) {
xwords = new BinaryDictionary(wordsLoader.loadCJKXwords()
.toArray(new String[0]));
}
}
}
return xwords;
}
/**
* ������λ
*
* @return
*/
public Dictionary getUnits() {
if (units == null) {
synchronized (this) {
if (units == null) {
units = new HashBinaryDictionary(wordsLoader.loadCJKUnit()
.toArray(new String[0]), 1024, 0.75f);
}
}
}
return units;
}
}