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@ -45,7 +45,7 @@ import java.util.List;
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*/ |
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public class RecentSearchManager implements AlphaFineSearchProvider { |
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private static final int MAX_SIZE = 3; |
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private static RecentSearchManager recentSearchManager = null; |
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private static RecentSearchManager instance; |
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IndexReader indexReader = null; |
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IndexSearcher indexSearcher = null; |
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//索引存储路径
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@ -59,11 +59,16 @@ public class RecentSearchManager implements AlphaFineSearchProvider {
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private SearchResult recentModelList; |
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private SearchResult modelList; |
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public synchronized static RecentSearchManager getInstance() { |
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if (recentSearchManager == null) { |
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recentSearchManager = new RecentSearchManager(); |
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public static RecentSearchManager getInstance() { |
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if (instance == null) { |
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synchronized (RecentSearchManager.class) { |
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if (instance == null) { |
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instance = new RecentSearchManager(); |
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instance.initWriter(); |
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} |
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return recentSearchManager; |
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} |
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} |
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return instance; |
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} |
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@Override |
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@ -94,17 +99,11 @@ public class RecentSearchManager implements AlphaFineSearchProvider {
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* 初始化indexWriter |
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*/ |
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private void initWriter() { |
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if (indexWriter == null) { |
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try { |
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directory = FSDirectory.open(new File(path)); |
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} catch (IOException e) { |
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FineLoggerFactory.getLogger().error("cannot open directory " + path); |
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} |
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try { |
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indexWriter = new IndexWriter(directory, config); |
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} catch (IOException e) { |
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FineLoggerFactory.getLogger().error("not privilege to write to" + path); |
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} |
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FineLoggerFactory.getLogger().error(e.getMessage()); |
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} |
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} |
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@ -113,20 +112,18 @@ public class RecentSearchManager implements AlphaFineSearchProvider {
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* 初始化indexReader |
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*/ |
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private void initReader() { |
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if (indexReader == null) { |
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try { |
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directory = FSDirectory.open(new File(path)); |
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indexWriter.close(); |
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indexReader = DirectoryReader.open(directory); |
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} catch (IOException e) { |
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FineLoggerFactory.getLogger().error("not privilege to read " + path); |
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} |
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indexSearcher = new IndexSearcher(indexReader); |
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} catch (IOException e) { |
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FineLoggerFactory.getLogger().error(e.getMessage()); |
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} |
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} |
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/** |
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* 添加模型 |
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* |
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* @param searchKey |
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* @param cellModel |
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* @param searchCount |
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@ -146,6 +143,7 @@ public class RecentSearchManager implements AlphaFineSearchProvider {
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/** |
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* 写文档,建立索引 |
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* |
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* @param doc |
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*/ |
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private void writeDoc(Document doc) { |
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@ -160,12 +158,14 @@ public class RecentSearchManager implements AlphaFineSearchProvider {
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/** |
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* 按序搜索 |
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* |
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* @param key |
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* @return |
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*/ |
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private synchronized SearchResult searchBySort(String key) { |
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recentModelList = new SearchResult(); |
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try { |
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initReader(); |
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IndexSearcher searcher = new IndexSearcher(indexReader); |
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//构建排序字段
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