Lucene 示例

package zwdt.action.web;import java.io.File;import java.io.IOException;import java.util.ArrayList;import java.util.Date;import java.util.List;import net.paoding.analysis.analyzer.PaodingAnalyzer;import org.apache.lucene.analysis.Analyzer;import org.apache.lucene.document.Document;import org.apache.lucene.index.IndexReader;import org.apache.lucene.index.Term;import org.apache.lucene.queryParser.MultiFieldQueryParser;import org.apache.lucene.queryParser.QueryParser;import org.apache.lucene.search.BooleanClause;import org.apache.lucene.search.BooleanQuery;import org.apache.lucene.search.DuplicateFilter;import org.apache.lucene.search.Filter;import org.apache.lucene.search.IndexSearcher;import org.apache.lucene.search.NumericRangeFilter;import org.apache.lucene.search.Query;import org.apache.lucene.search.ScoreDoc;import org.apache.lucene.search.Sort;import org.apache.lucene.search.SortField;import org.apache.lucene.search.TermQuery;import org.apache.lucene.search.TopDocs;import org.apache.lucene.search.highlight.Highlighter;import org.apache.lucene.search.highlight.QueryScorer;import org.apache.lucene.search.highlight.SimpleFragmenter;import org.apache.lucene.search.highlight.SimpleHTMLFormatter;import org.apache.lucene.store.Directory;import org.apache.lucene.store.FSDirectory;import org.apache.lucene.util.Version;import pt.pojo.xtgl.SysArea;import pt.service.xtgl.ISysAreaService;import pt.vo.SearchPagination;import pt.vo.SearchResultBean;import util.BaseParameter;import util.Common;import util.base.BaseAction;import util.lucene.LuceneUtil;import zwdt.service.IServiceBaseService;/** * 页面用户搜索action * @author liulx * @version v1.0 2014-10-14 */public class StationSearchAction extends BaseAction {private static final long serialVersionUID = 1L;/** 用户页面搜索内容 */private String paramValue;/** 用户页面搜索内容，jquery.autocomplet 插件的默认查询参数是 q。 */private String q;/** 用户页面搜索的时间范围 */private String date;/** 用户页面搜索的查询范围 */private String pos;/** 用户页面搜索的相关度查询条件 */private String od;/** 分类检索 */private String category;/** 查询结果总条数 */private Long total;/** 查询用时，单位是秒 */private Long cost;/** 个人办事查询总条数 */private Long gerenBanShiTotal;/** 便民服务查询总条数 */private Long bianMinFuWuTotal;/** 分页搜索时跳转到第多少页 */private String jumpPage;private String p;private List<SearchResultBean> searchResultList;private IServiceBaseService serviceBaseService;private ISysAreaService sysAreaService;/** 分页 */private SearchPagination searchPagination;/** 区划id */private String districtId;/** 区划名称 */private String districtName;/** 站点id  */private String webid;/** * 全站搜索 * @author liulx * @date 2014-10-14 * @return */public String stationSearch() {getSelectedDistrictId();if (Common.isNullOrSpace(q)) {gerenBanShiTotal = 0L;bianMinFuWuTotal = 0L;return SUCCESS;}Long startTime = System.currentTimeMillis();if (Common.isNullOrSpace(category) || category.equals(BaseParameter.LUCENE_SEARCH_CATEGORY_GE_REN_BAN_SHI)) {try {getBianMinSearchResult();} catch (Exception e) {error(null, e);}try {getGeRenSearchResult();} catch (Exception e) {error(null, e);}} else if (category.equals(BaseParameter.LUCENE_SEARCH_CATEGORY_BIAN_MING_FUWU)) {try {getGeRenSearchResult();} catch (Exception e) {error(null, e);}try {getBianMinSearchResult();} catch (Exception e) {error(null, e);}}if (gerenBanShiTotal == null) {gerenBanShiTotal = 0L;}if (bianMinFuWuTotal == null) {bianMinFuWuTotal = 0L;}cost = (System.currentTimeMillis() - startTime) / 1000;return SUCCESS;}/** * 返回查询关键字相关的查询条件 * @author liulx * @date 2014-10-14 * @return */public void getSearchParamTips() {// 返回json格式示例如下：// {"suggestions":["<em>结婚登记</em>","内地居民与外国人<em>结婚登记</em>","双方为非内地居民<em>结婚登记</em>","涉及外国人、港、澳、台居民、华侨的<em>结婚登记</em>","内地居民与港、澳、台居民<em>结婚登记</em>","内地居民与华侨、出国人员<em>结婚登记</em>","涉港澳台居民及华侨、外国人的<em>结婚登记</em>","补办<em>结婚登记</em>","办理<em>结婚登记</em>","国内公民<em>结婚登记</em>"]}paramValue = q;/*if (!Common.isNullOrSpace(q)) {try {q = new String(q.getBytes(), "utf-8");} catch (UnsupportedEncodingException e) {e.printStackTrace();}}*/if (Common.isNullOrSpace(q)) {try {String json = "{\"suggestions\":[]}";returnAjaxInfo(json);return;} catch (Exception e) {error(null, e);}}IndexReader indexReader = null;          List<String> tipList = new ArrayList<String>();        try {              // 1. 创建 Directory              Directory dir = FSDirectory.open(new File(LuceneUtil.getIndexPosition() + "/ge_ren"));                            // 2. 创建 IndexReader              indexReader = IndexReader.open(dir);                            // 3. 创建 IndexSearch               IndexSearcher indexSearcher = new IndexSearcher(indexReader);                            // 4. 创建搜索的Query               // 创建parse确定搜索的内容，第二个参数为搜索的fiel                          //Analyzer analyzer = new PaodingAnalyzer("e:/test/paoding-dic-home.properties");            Analyzer analyzer = new PaodingAnalyzer();//            QueryParser queryParser = new QueryParser(Version.LUCENE_36, "serviceName", new StandardAnalyzer(Version.LUCENE_36));            QueryParser queryParser = new QueryParser(Version.LUCENE_36, "serviceName", analyzer);                          // 创建Query，表示搜索域中的内容              Query query = queryParser.parse(q);                          // 查询结果去重         DuplicateFilter duplicateFilter = new DuplicateFilter("serviceName");                     // 5. 搜索并返回 TopDocs              TopDocs topDocs = indexSearcher.search(query, duplicateFilter, 10);                          // 6. 根据topDocs 获得 scoreDocs              ScoreDoc[] socreDocs = topDocs.scoreDocs;              SimpleHTMLFormatter htmlFormatter = new SimpleHTMLFormatter("<em>", "</em>");            Highlighter highlighter = new Highlighter(htmlFormatter, new QueryScorer(query));            highlighter.setTextFragmenter(new SimpleFragmenter(100));            String serviceName;            for (ScoreDoc doc : socreDocs) {                  // 获取Document对象                  Document document = indexSearcher.doc(doc.doc);                  serviceName = document.get("serviceName");                serviceName = highlighter.getBestFragment(analyzer,"serviceName",serviceName) == null ? serviceName : highlighter.getBestFragment(analyzer,"serviceName",serviceName);                // 根据Document对象获取需要的值                 if (!Common.isNullOrSpace(serviceName) && serviceName.length() > 51) {                serviceName = serviceName.substring(0, 49) + "...";                }                tipList.add(serviceName);            }          } catch (Exception e) {              e.printStackTrace();          } finally {              if (indexReader != null) {                  try {                      indexReader.close();                  } catch (IOException e) {                      e.printStackTrace();                  }              }          }                  StringBuilder sb = new StringBuilder("");try {sb.append("{\"suggestions\":[");if (tipList.size() > 0) {int count = 0;for (String str : tipList) {sb.append("\"" + str.replaceFirst(q, "<em>" + q + "</em>") + "\"");if (++count < tipList.size()) {sb.append(",");}}}sb.append("]}");returnAjaxInfo(sb.toString());} catch (Exception e) {error(null, e);}}/** * 返回个人办事查询结果 * @author liulx * @date 2014-10-14 * @return */@SuppressWarnings("static-access")private List<SearchResultBean> getGeRenSearchResult() {// 返回json格式示例如下：// {"suggestions":["<em>结婚登记</em>","内地居民与外国人<em>结婚登记</em>","双方为非内地居民<em>结婚登记</em>","涉及外国人、港、澳、台居民、华侨的<em>结婚登记</em>","内地居民与港、澳、台居民<em>结婚登记</em>","内地居民与华侨、出国人员<em>结婚登记</em>","涉港澳台居民及华侨、外国人的<em>结婚登记</em>","补办<em>结婚登记</em>","办理<em>结婚登记</em>","国内公民<em>结婚登记</em>"]}if (Common.isNullOrSpace(q)) {return null;}IndexReader indexReader = null;  try {  // 1. 创建 Directory  Directory dir = FSDirectory.open(new File(LuceneUtil.getIndexPosition() + BaseParameter.LUCENE_INDEX_DIR_GE_REN));  // 2. 创建 IndexReader  indexReader = IndexReader.open(dir);  // 3. 创建 IndexSearch   IndexSearcher indexSearcher = new IndexSearcher(indexReader);  // 4. 创建搜索的Query   // 创建parse确定搜索的内容，第二个参数为搜索的fiel  //Analyzer analyzer = new PaodingAnalyzer("e:/test/paoding-dic-home.properties");Analyzer analyzer = new PaodingAnalyzer();//            QueryParser queryParser = new QueryParser(Version.LUCENE_36, "serviceName", new StandardAnalyzer(Version.LUCENE_36));// 多条件查询//QueryParser parser = new MultiFieldQueryParser(Version.LUCENE_CURRENT, new String[]{"title","content"}, analyzer,null); QueryParser queryParser = null;MultiFieldQueryParser multiFieldQueryParser = null;Query query = null;if (BaseParameter.LUCENE_SEARCH_POS_TITLE.equals(pos)) {// 根据标题查询//queryParser = new QueryParser(Version.LUCENE_36, "serviceName", analyzer);BooleanClause.Occur[] flags=new BooleanClause.Occur[]{BooleanClause.Occur.MUST,BooleanClause.Occur.MUST};multiFieldQueryParser = new MultiFieldQueryParser(Version.LUCENE_36, new String[]{"serviceName","areaId"}, analyzer, null);query = multiFieldQueryParser.parse(Version.LUCENE_36, new String[]{q, districtId},  new String[]{"serviceName","areaId"}, flags, analyzer);} else if (BaseParameter.LUCENE_SEARCH_POS_CONTENT.equals(pos)) {// 根据内容查询//queryParser = new QueryParser(Version.LUCENE_36, "serviceClassifyName", analyzer);BooleanClause.Occur[] flags=new BooleanClause.Occur[]{BooleanClause.Occur.MUST,BooleanClause.Occur.MUST};multiFieldQueryParser = new MultiFieldQueryParser(Version.LUCENE_36, new String[]{"serviceClassifyName","areaId"}, analyzer, null);query = multiFieldQueryParser.parse(Version.LUCENE_36, new String[]{q, districtId},  new String[]{"serviceClassifyName","areaId"}, flags, analyzer);} else {// 全部查询 实现 A and (B or C)BooleanQuery mainQuery = new BooleanQuery();TermQuery contentFilter = new TermQuery(new Term("areaId", districtId));mainQuery.add(contentFilter, BooleanClause.Occur.MUST);BooleanQuery idFilter = new BooleanQuery();idFilter.setMinimumNumberShouldMatch(1);idFilter.add(new TermQuery(new Term("serviceName", q)), BooleanClause.Occur.SHOULD);idFilter.add(new TermQuery(new Term("serviceClassifyName", q)), BooleanClause.Occur.SHOULD);mainQuery.add(idFilter, BooleanClause.Occur.MUST);query = mainQuery;}// 创建Query，表示搜索域中的内容  if (query == null) {query = queryParser.parse(q);}// 以下是相关度排序，lucene 默认的排序方式是相关度排序Sort sort = null;if (!Common.isNullOrSpace(od) && od.equals(BaseParameter.LUCENE_SEARCH_SORT_TIME)) {// 以下这行代码意味着 先用相关度排序，再按照时间排序（也就是说：在相关度相同的情况下，按照时间排序）//sort = new Sort(SortField.FIELD_SCORE, new SortField("createDate", SortField.LONG, false));sort = new Sort(new SortField("createDate", SortField.LONG, true));// false 为升序、true 为降序，当内部 score 相同时，按照索引序列排序// 默认情况下，索引小的排在前面。如果 把构造函数中的 reverse 参数设置为true，则索引大的排序在前面。} else {// 如果是相关度排序且用户在子站，if (sysAreaService.querySysAreaListByTopId(districtId) == null || sysAreaService.querySysAreaListByTopId(districtId).size() == 0)sort = new Sort(SortField.FIELD_SCORE, new SortField("areaId", SortField.STRING, false));}Filter filter = null;if (!BaseParameter.NO.equals(date) && !Common.isNullOrSpace(date)) {filter = NumericRangeFilter.newLongRange("createDate", getMinLong(), new Date().getTime(), Boolean.TRUE, Boolean.TRUE);}// 5. 搜索并返回 TopDocs  // 注意此处的 Integer.MAX_VALUETopDocs topDocs;if (sort != null) {topDocs = indexSearcher.search(query, filter, Integer.MAX_VALUE, sort);} else {topDocs = indexSearcher.search(query, filter, Integer.MAX_VALUE);}// 分页resetPageration();if (searchPagination.getMaxRowCount() == null) {searchPagination.setMaxRowCount((long)topDocs.totalHits);}this.total = searchPagination.getMaxRowCount();gerenBanShiTotal = this.total;int pageCount = 0;// 页数if (total % searchPagination.getRowsPerPage() == 0) {pageCount = (int) (total / searchPagination.getRowsPerPage());} else {pageCount = (int) (total / searchPagination.getRowsPerPage()) + 1;}searchPagination.setMaxPage(pageCount);jumpPage = p;// 设置当前页if (Common.isNullOrSpace(jumpPage)) {jumpPage = "1";}searchPagination.setCurPage(Integer.parseInt(jumpPage));//计算firstResult          int firstResult = (searchPagination.getCurPage() - 1) * searchPagination.getRowsPerPage() + 1;          //计算从当前条数算还有多少条记录          long left = searchPagination.getMaxRowCount() - firstResult;          int maxResult = -1;          //如果剩余的记录数不如每页显示数，就设置maxResult为剩余条数          if(left < searchPagination.getRowsPerPage()) {              maxResult = Integer.valueOf(left + "") + 1;          //如果剩余记录数大于每页显示页数，就设置maxResult为每页条数          }else {              maxResult = searchPagination.getRowsPerPage();           }          // 根据 Lucene官方说明：Lucene分页的实现方式是先取出所有的搜索结果，再找到需要的数据。其理由是搜索速度已经非常的        // 快，不需要想 sql 那样分页。// 6. 根据topDocs 获得 scoreDocs  ScoreDoc[] scoreDocs = topDocs.scoreDocs;searchResultList = new ArrayList<SearchResultBean>();SearchResultBean resultBean;Document document;String title;// 标题String summary;// 摘要ScoreDoc doc;SimpleHTMLFormatter htmlFormatter = new SimpleHTMLFormatter("<em>", "</em>");Highlighter highlighter = new Highlighter(htmlFormatter, new QueryScorer(query));highlighter.setTextFragmenter(new SimpleFragmenter(100));for (int i = firstResult - 1; i < firstResult + maxResult - 1; i++) {doc = scoreDocs[i];// 获取Document对象  document = indexSearcher.doc(doc.doc);  // 根据Document对象获取需要的值 title = document.get("serviceName");summary = document.get("serviceClassifyName");if (BaseParameter.LUCENE_SEARCH_POS_ALL.equals(pos)) {title = highlighter.getBestFragment(analyzer,"serviceName",title) == null ? title : highlighter.getBestFragment(analyzer,"serviceName",title);summary = highlighter.getBestFragment(analyzer,"serviceClassifyName",summary) == null ? summary : highlighter.getBestFragment(analyzer,"serviceClassifyName",summary);} else if (BaseParameter.LUCENE_SEARCH_POS_TITLE.equals(pos)) {title = highlighter.getBestFragment(analyzer,"serviceName",title) == null ? title : highlighter.getBestFragment(analyzer,"serviceName",title);} else if (BaseParameter.LUCENE_SEARCH_POS_CONTENT.equals(pos)) {summary = highlighter.getBestFragment(analyzer,"serviceClassifyName",summary) == null ? summary : highlighter.getBestFragment(analyzer,"serviceClassifyName",summary);} else {title = highlighter.getBestFragment(analyzer,"serviceName",title) == null ? title : highlighter.getBestFragment(analyzer,"serviceName",title);summary = highlighter.getBestFragment(analyzer,"serviceClassifyName",summary) == null ? summary : highlighter.getBestFragment(analyzer,"serviceClassifyName",summary);}resultBean = new SearchResultBean();resultBean.setTitle(title);if (!Common.isNullOrSpace(summary) && summary.length() > 150) {summary = summary.substring(0, 150);}resultBean.setSummary(summary);resultBean.setDate(document.get("createDate"));resultBean.setUrlLink("http://localhost:8080/zwdt/stationSearch.action");searchResultList.add(resultBean);}  } catch (Exception e) {  e.printStackTrace();  } finally {  if (indexReader != null) {  try {  indexReader.close();  } catch (IOException e) {  e.printStackTrace();  }  }  }  return searchResultList;}/** * 返回便民服务查询结果 * @author liulx * @date 2014-10-14 * @return */@SuppressWarnings("static-access")private List<SearchResultBean> getBianMinSearchResult() {// 返回json格式示例如下：// {"suggestions":["<em>结婚登记</em>","内地居民与外国人<em>结婚登记</em>","双方为非内地居民<em>结婚登记</em>","涉及外国人、港、澳、台居民、华侨的<em>结婚登记</em>","内地居民与港、澳、台居民<em>结婚登记</em>","内地居民与华侨、出国人员<em>结婚登记</em>","涉港澳台居民及华侨、外国人的<em>结婚登记</em>","补办<em>结婚登记</em>","办理<em>结婚登记</em>","国内公民<em>结婚登记</em>"]}if (Common.isNullOrSpace(q)) {return null;}IndexReader indexReader = null;  try {  // 1. 创建 Directory  Directory dir = FSDirectory.open(new File(LuceneUtil.getIndexPosition() + BaseParameter.LUCENE_INDEX_DIR_BIAN_MIN));  // 2. 创建 IndexReader  indexReader = IndexReader.open(dir);  // 3. 创建 IndexSearch   IndexSearcher indexSearcher = new IndexSearcher(indexReader);  // 4. 创建搜索的Query   // 创建parse确定搜索的内容，第二个参数为搜索的fiel  //Analyzer analyzer = new PaodingAnalyzer("e:/test/paoding-dic-home.properties");Analyzer analyzer = new PaodingAnalyzer();//            QueryParser queryParser = new QueryParser(Version.LUCENE_36, "serviceName", new StandardAnalyzer(Version.LUCENE_36));// 多条件查询//QueryParser parser = new MultiFieldQueryParser(Version.LUCENE_CURRENT, new String[]{"title","content"}, analyzer,null); QueryParser queryParser = null;MultiFieldQueryParser multiFieldQueryParser = null;Query query = null;if (BaseParameter.LUCENE_SEARCH_POS_TITLE.equals(pos)) {//queryParser = new QueryParser(Version.LUCENE_36, "contentMainTitle", analyzer);// 根据标题查询BooleanClause.Occur[] flags=new BooleanClause.Occur[]{BooleanClause.Occur.MUST,BooleanClause.Occur.MUST};multiFieldQueryParser = new MultiFieldQueryParser(Version.LUCENE_36, new String[]{"contentMainTitle","areaId"}, analyzer, null);query = multiFieldQueryParser.parse(Version.LUCENE_36, new String[]{q, districtId},  new String[]{"contentMainTitle","areaId"}, flags, analyzer);} else if (BaseParameter.LUCENE_SEARCH_POS_CONTENT.equals(pos)) {// 根据内容查询//queryParser = new QueryParser(Version.LUCENE_36, "content", analyzer);BooleanClause.Occur[] flags=new BooleanClause.Occur[]{BooleanClause.Occur.MUST,BooleanClause.Occur.MUST};multiFieldQueryParser = new MultiFieldQueryParser(Version.LUCENE_36, new String[]{"content","areaId"}, analyzer, null);query = multiFieldQueryParser.parse(Version.LUCENE_36, new String[]{q, districtId},  new String[]{"content","areaId"}, flags, analyzer);} else {// 全部查询 实现 A and (B or C)/*BooleanClause.Occur[] flags=new BooleanClause.Occur[]{BooleanClause.Occur.MUST, BooleanClause.Occur.SHOULD,BooleanClause.Occur.MUST};multiFieldQueryParser = new MultiFieldQueryParser(Version.LUCENE_36, new String[]{"areaId", "contentMainTitle","content"}, analyzer, null);query = multiFieldQueryParser.parse(Version.LUCENE_36, new String[]{districtId, q, q},  new String[]{"areaId", "contentMainTitle","content"}, flags, analyzer);*/BooleanQuery mainQuery = new BooleanQuery();TermQuery contentFilter = new TermQuery(new Term("areaId", districtId));mainQuery.add(contentFilter, BooleanClause.Occur.MUST);BooleanQuery idFilter = new BooleanQuery();idFilter.setMinimumNumberShouldMatch(1);idFilter.add(new TermQuery(new Term("contentMainTitle", q)), BooleanClause.Occur.SHOULD);idFilter.add(new TermQuery(new Term("content", q)), BooleanClause.Occur.SHOULD);mainQuery.add(idFilter, BooleanClause.Occur.MUST);query = mainQuery;}// 创建Query，表示搜索域中的内容  if (query == null) {query = queryParser.parse(q);}// 以下是相关度排序，lucene 默认的排序方式是相关度排序Sort sort = null;if (!Common.isNullOrSpace(od) && od.equals(BaseParameter.LUCENE_SEARCH_SORT_TIME)) {// 以下这行代码意味着 先用相关度排序，再按照时间排序（也就是说：在相关度相同的情况下，按照时间排序）//sort = new Sort(SortField.FIELD_SCORE, new SortField("createDate", SortField.LONG, false));sort = new Sort(new SortField("issurDate", SortField.LONG, true));// false 为升序、true 为降序}Filter filter = null;if (!BaseParameter.NO.equals(date) && !Common.isNullOrSpace(date)) {filter = NumericRangeFilter.newLongRange("issurDate", getMinLong(), new Date().getTime(), Boolean.TRUE, Boolean.TRUE);}// 5. 搜索并返回 TopDocs  // 注意此处的 Integer.MAX_VALUETopDocs topDocs;if (sort != null) {topDocs = indexSearcher.search(query, filter, Integer.MAX_VALUE, sort);} else {topDocs = indexSearcher.search(query, filter, Integer.MAX_VALUE);}// 分页resetPageration();if (searchPagination.getMaxRowCount() == null) {searchPagination.setMaxRowCount((long)topDocs.totalHits);}this.total = searchPagination.getMaxRowCount();bianMinFuWuTotal = this.total;int pageCount = 0;// 页数if (total % searchPagination.getRowsPerPage() == 0) {pageCount = (int) (total / searchPagination.getRowsPerPage());} else {pageCount = (int) (total / searchPagination.getRowsPerPage()) + 1;}searchPagination.setMaxPage(pageCount);jumpPage = p;// 设置当前页if (Common.isNullOrSpace(jumpPage)) {jumpPage = "1";}searchPagination.setCurPage(Integer.parseInt(jumpPage));//计算firstResult  int firstResult = (searchPagination.getCurPage() - 1) * searchPagination.getRowsPerPage() + 1;  //计算从当前条数算还有多少条记录  long left = searchPagination.getMaxRowCount() - firstResult;  int maxResult = -1;  //如果剩余的记录数不如每页显示数，就设置maxResult为剩余条数  if(left < searchPagination.getRowsPerPage()) {  maxResult = Integer.valueOf(left + "");  //如果剩余记录数大于每页显示页数，就设置maxResult为每页条数  }else {  maxResult = searchPagination.getRowsPerPage();   }  // 根据 Lucene官方说明：Lucene分页的实现方式是先取出所有的搜索结果，再找到需要的数据。其理由是搜索速度已经非常的// 快，不需要想 sql 那样分页。// 6. 根据topDocs 获得 scoreDocs  ScoreDoc[] scoreDocs = topDocs.scoreDocs;searchResultList = new ArrayList<SearchResultBean>();SearchResultBean resultBean;Document document;String title;// 标题String summary;// 摘要ScoreDoc doc;SimpleHTMLFormatter htmlFormatter = new SimpleHTMLFormatter("<em>", "</em>");Highlighter highlighter = new Highlighter(htmlFormatter, new QueryScorer(query));highlighter.setTextFragmenter(new SimpleFragmenter(100));for (int i = firstResult - 1; i < firstResult + maxResult; i++) {doc = scoreDocs[i];// 获取Document对象  document = indexSearcher.doc(doc.doc);  // 根据Document对象获取需要的值 title = document.get("contentMainTitle");summary = document.get("content");if (BaseParameter.LUCENE_SEARCH_POS_ALL.equals(pos)) {title = highlighter.getBestFragment(analyzer,"contentMainTitle",title) == null ? title : highlighter.getBestFragment(analyzer,"contentMainTitle",title);summary = highlighter.getBestFragment(analyzer,"content",summary) == null ? summary : highlighter.getBestFragment(analyzer,"content",summary);} else if (BaseParameter.LUCENE_SEARCH_POS_TITLE.equals(pos)) {title = highlighter.getBestFragment(analyzer,"contentMainTitle",title) == null ? title : highlighter.getBestFragment(analyzer,"contentMainTitle",title);} else if (BaseParameter.LUCENE_SEARCH_POS_CONTENT.equals(pos)) {summary = highlighter.getBestFragment(analyzer,"content",summary) == null ? summary : highlighter.getBestFragment(analyzer,"content",summary);} else {// 默认按照标题范围查询title = highlighter.getBestFragment(analyzer,"contentMainTitle",title) == null ? title : highlighter.getBestFragment(analyzer,"contentMainTitle",title);}resultBean = new SearchResultBean();resultBean.setTitle(title);if (!Common.isNullOrSpace(summary) && summary.length() > 150) {summary = summary.substring(0, 150);}resultBean.setSummary(summary);resultBean.setDate(document.get("issurDate"));resultBean.setUrlLink("http://localhost:8080/zwdt/stationSearch.action");searchResultList.add(resultBean);}  } catch (Exception e) {  e.printStackTrace();  } finally {  if (indexReader != null) {  try {  indexReader.close();  } catch (IOException e) {  e.printStackTrace();  }  }  }  return searchResultList;}/** * 获取用户当前选择站点 * @author liulx * @date 2014-10-20 */public void getCurrentSearchSite() {try {//String json = "[{\"iid\":1,\"name\":\"浙江省\",\"logo\":\"\",\"parentId\":null,\"defaultSite\":true,\"orderId\":1,\"enableSmart\":true,\"token\":\"dchunter\"},{\"iid\":2,\"name\":\"杭州市\",\"logo\":\"\",\"parentId\":1,\"defaultSite\":false,\"orderId\":2,\"enableSmart\":false,\"token\":null}]";String json = sysAreaService.getAllAreaJson();returnAjaxInfo(json);} catch (Exception e) {error(null, e);}}/** * 生成索引 * @author liulx * @date 2014-10-14 */public void generateIndex() {LuceneUtil.generateIndex();LuceneUtil.genConvenienceServiceIndex();// 便民服务索引LuceneUtil.genFAQsIndex();// 常见问题try {returnAjaxInfo("索引建立成功！");} catch (Exception e) {e.printStackTrace();}    }private Long getMinLong() {String timeFrame = date;Date date = null;if (BaseParameter.LUCENE_SEARCH_DAY.equals(timeFrame)) {date = util.DateTools.addDay(new Date(), -1);} else if (BaseParameter.LUCENE_SEARCH_WEEK.equals(timeFrame)) {date = util.DateTools.addDay(new Date(), -7);} else if (BaseParameter.LUCENE_SEARCH_MONTH.equals(timeFrame)) {int dateOfMonth = util.DateTools.getMonthOfDays(util.DateTools.addDay(new Date(), -1));date = util.DateTools.addDay(new Date(), -dateOfMonth);} else if (BaseParameter.LUCENE_SEARCH_YEAR.equals(timeFrame)) {date = util.DateTools.addDay(new Date(), -365);}return date.getTime();}/** * 重置分页内容 * @author liulx * @date 2014-10-19 */private void resetPageration() {int pageCount = searchPagination.getRowsPerPage();//Long allCount = searchPagination.getMaxRowCount();searchPagination = new SearchPagination();searchPagination.setRowsPerPage(pageCount);//searchPagination.setMaxRowCount(allCount);}/** * 获取默认区域id * @author liulx * @date 2014-10-19 * @return */private void getSelectedDistrictId() {try {SysArea area = null;if (!Common.isNullOrSpace(districtId)) {area = sysAreaService.getSysAreaBytopId(districtId);if (area != null) {districtName = area.getAreaName();}} else {area = sysAreaService.getSysAreaTop();if (area != null) {districtId = area.getAreaId();districtName = area.getAreaName();}}} catch (Exception e) {error(null, e);}}/** * @return the serviceBaseService */public IServiceBaseService getServiceBaseService() {return serviceBaseService;}/** * @param serviceBaseService the serviceBaseService to set */public void setServiceBaseService(IServiceBaseService serviceBaseService) {this.serviceBaseService = serviceBaseService;}/** * @return the 用户页面搜索内容 */public String getParamValue() {return paramValue;}/** * @param 用户页面搜索内容 the paramValue to set */public void setParamValue(String paramValue) {this.q = paramValue;this.paramValue = paramValue;}/** * @return the 用户页面搜索内容 */public String getQ() {return q;}/** * @param 用户页面搜索内容 the q to set */public void setQ(String q) {/*try {this.q = new String(q.getBytes(), "utf-8");} catch (UnsupportedEncodingException e) {this.q = q;}*/this.q = q;}/** * @return the 用户页面搜索的时间范围 */public String getDate() {return date;}/** * @param 用户页面搜索的时间范围 the date to set */public void setDate(String date) {this.date = date;}/** * @return the 查询结果总条数 */public Long getTotal() {return total;}/** * @param 查询结果总条数 the total to set */public void setTotal(Long total) {this.total = total;}/** * @return the 查询用时，单位是秒 */public Long getCost() {return cost;}/** * @param 查询用时，单位是秒 the cost to set */public void setCost(Long cost) {this.cost = cost;}/** * @return the 用户页面搜索的查询范围 */public String getPos() {return pos;}/** * @param 用户页面搜索的查询范围 the pos to set */public void setPos(String pos) {this.pos = pos;}/** * @return the 用户页面搜索的相关度查询条件 */public String getOd() {return od;}/** * @param 用户页面搜索的相关度查询条件 the od to set */public void setOd(String od) {this.od = od;}/** * @return the searchResultList */public List<SearchResultBean> getSearchResultList() {return searchResultList;}/** * @param searchResultList the searchResultList to set */public void setSearchResultList(List<SearchResultBean> searchResultList) {this.searchResultList = searchResultList;}/** * @return the 分页 */public SearchPagination getSearchPagination() {return searchPagination;}/** * @param 分页 the searchPagination to set */public void setSearchPagination(SearchPagination searchPagination) {this.searchPagination = searchPagination;}/** * @return the 分页搜索时跳转到第多少页 */public String getJumpPage() {return jumpPage;}/** * @param 分页搜索时跳转到第多少页 the jumpPage to set */public void setJumpPage(String jumpPage) {this.jumpPage = jumpPage;}/** * @return the p */public String getP() {return p;}/** * @param p the p to set */public void setP(String p) {this.p = p;}/** * @return the 分类检索 */public String getCategory() {return category;}/** * @param 分类检索 the category to set */public void setCategory(String category) {this.category = category;}/** * @return the 个人办事查询总条数 */public Long getGerenBanShiTotal() {return gerenBanShiTotal;}/** * @param 个人办事查询总条数 the gerenBanShiTotal to set */public void setGerenBanShiTotal(Long gerenBanShiTotal) {this.gerenBanShiTotal = gerenBanShiTotal;}/** * @return the 便民服务查询总条数 */public Long getBianMinFuWuTotal() {return bianMinFuWuTotal;}/** * @param 便民服务查询总条数 the bianMinFuWuTotal to set */public void setBianMinFuWuTotal(Long bianMinFuWuTotal) {this.bianMinFuWuTotal = bianMinFuWuTotal;}/** * @return the sysAreaService */public ISysAreaService getSysAreaService() {return sysAreaService;}/** * @param sysAreaService the sysAreaService to set */public void setSysAreaService(ISysAreaService sysAreaService) {this.sysAreaService = sysAreaService;}/** * @return the districtId */public String getDistrictId() {return districtId;}/** * @param districtId the districtId to set */public void setDistrictId(String districtId) {this.districtId = districtId;}/** * @return the 区划名称 */public String getDistrictName() {return districtName;}/** * @param 区划名称 the districtName to set */public void setDistrictName(String districtName) {this.districtName = districtName;}/** * @return the 站点id */public String getWebid() {return webid;}/** * @param 站点id the webid to set */public void setWebid(String webid) {this.districtId = webid;this.webid = webid;}}

package util.lucene;import java.io.File;import java.io.IOException;import java.util.List;import net.paoding.analysis.analyzer.PaodingAnalyzer;import org.apache.lucene.analysis.Analyzer;import org.apache.lucene.document.Document;import org.apache.lucene.document.Field;import org.apache.lucene.document.NumericField;import org.apache.lucene.index.IndexWriter;import org.apache.lucene.index.IndexWriterConfig;import org.apache.lucene.store.Directory;import org.apache.lucene.store.FSDirectory;import org.apache.lucene.util.Version;import util.BaseParameter;import util.Common;import zwdt.pojo.InfoTcontent;import zwdt.pojo.ServiceBase;import zwdt.service.IMlbzServiceQuestionService;import zwdt.service.IServiceBaseService;import zwdt.service.IinfoTcontentService;/** * Lucene 相关工具类 * @author liulx * @version v1.0 2014-10-15 */public class LuceneUtil  {private static IServiceBaseService serviceBaseService = (IServiceBaseService)Common.getService("serviceBaseService");/** 内容发布信息管理 */private static IinfoTcontentService infoTcontentService = (IinfoTcontentService)Common.getService("infoTcontentService");/** * 生成个人办事索引 * @author liulx * @date 2014-10-14 */public static void generateIndex() {List<ServiceBase> serviceBaseList = null;try {serviceBaseList = serviceBaseService.getServiceBaseList(null);} catch (Exception e1) {e1.printStackTrace();}IndexWriter indexWriter = null;          try {              // 1. 创建 Directory (索引存放位置)              //Directory dir = new RAMDirectory();            Directory dir = FSDirectory.open(new File(getIndexPosition() + BaseParameter.LUCENE_INDEX_DIR_GE_REN));              Analyzer analyzer = new PaodingAnalyzer();            // 2. 创建IndexWriter 写索引              //Analyzer analyzer = new PaodingAnalyzer("e:/test/paoding-dic-home.properties");            //IndexWriterConfig iwc = new IndexWriterConfig(Version.LUCENE_36, new StandardAnalyzer(Version.LUCENE_36));              IndexWriterConfig iwc = new IndexWriterConfig(Version.LUCENE_36, analyzer);            iwc.setOpenMode(IndexWriterConfig.OpenMode.CREATE);            indexWriter = new IndexWriter(dir, iwc);            // 3. 创建Document 对象 field              Document document;            for (ServiceBase serviceBase : serviceBaseList) {            document = new Document();                                  // 4. 为Documen添加field              document.add(new Field("serviceId", serviceBase.getServiceId(), Field.Store.YES, Field.Index.NOT_ANALYZED));            document.add(new Field("areaId", serviceBase.getAreaId(), Field.Store.YES, Field.Index.ANALYZED));                document.add(new Field("serviceName", serviceBase.getServiceName(), Field.Store.YES, Field.Index.ANALYZED));                document.add(new Field("serviceClassifyName", serviceBase.getSetAccording(), Field.Store.YES, Field.Index.ANALYZED));                document.add(new Field("caseTypeName", serviceBase.getCaseTypeName(), Field.Store.YES, Field.Index.NOT_ANALYZED));                  document.add(new Field("ssjgmc", serviceBase.getSsjgmc(), Field.Store.YES, Field.Index.NOT_ANALYZED));                  document.add(new Field("ssjgmc", serviceBase.getSsjgmc(), Field.Store.YES, Field.Index.NOT_ANALYZED));                  //document.add(new Field("centerAcceptDate", DateTools.dateToString(serviceBase.getCreateDate(), DateTools.Resolution.DAY), Field.Store.YES, Field.Index.NOT_ANALYZED));                document.add(new NumericField("createDate", Field.Store.YES, true).setLongValue(serviceBase.getCreateDate().getTime()));                // 5. 通过IndexWriter 添加文档到索引中                  indexWriter.addDocument(document);            }        } catch (IOException e) {              e.printStackTrace();          } finally {              if (indexWriter != null) {                  try {                      indexWriter.close();                  } catch (IOException e) {                      e.printStackTrace();                  }              }        }      }/** * 创建便民服务索引 * @author liulx * @date 2014-10-17 */public static void genConvenienceServiceIndex() {List<InfoTcontent> infoTcontentList = null;try {infoTcontentList = infoTcontentService.getAllInfoTcontents();} catch (Exception e1) {e1.printStackTrace();}IndexWriter indexWriter = null;          try {              // 1. 创建 Directory (索引存放位置)              //Directory dir = new RAMDirectory();              Directory dir = FSDirectory.open(new File(getIndexPosition() + BaseParameter.LUCENE_INDEX_DIR_BIAN_MIN));              Analyzer analyzer = new PaodingAnalyzer();            // 2. 创建IndexWriter 写索引              //Analyzer analyzer = new PaodingAnalyzer("e:/test/paoding-dic-home.properties");            //IndexWriterConfig iwc = new IndexWriterConfig(Version.LUCENE_36, new StandardAnalyzer(Version.LUCENE_36));              IndexWriterConfig iwc = new IndexWriterConfig(Version.LUCENE_36, analyzer);            iwc.setOpenMode(IndexWriterConfig.OpenMode.CREATE);            indexWriter = new IndexWriter(dir, iwc);            // 3. 创建Document 对象 field              Document document;            for (InfoTcontent content : infoTcontentList) {            document = new Document();                                  // 4. 为Documen添加field              document.add(new Field("contentId", content.getContentId(), Field.Store.YES, Field.Index.NOT_ANALYZED));            document.add(new Field("areaId", content.getAreaId(), Field.Store.YES, Field.Index.ANALYZED));                document.add(new Field("contentMainTitle", content.getContentMainTitle(), Field.Store.YES, Field.Index.ANALYZED));                document.add(new Field("content", content.getContent(), Field.Store.YES, Field.Index.ANALYZED));                document.add(new NumericField("issurDate", Field.Store.YES, true).setLongValue(content.getIssurDate().getTime()));                // 5. 通过IndexWriter 添加文档到索引中                  indexWriter.addDocument(document);            }        } catch (IOException e) {              e.printStackTrace();          } finally {              if (indexWriter != null) {                  try {                      indexWriter.close();                  } catch (IOException e) {                      e.printStackTrace();                  }              }          }  }/** * 创建常见问题 * @date 2014-10-19 */@SuppressWarnings("unchecked")public static void genFAQsIndex() {IndexWriter indexWriter = null; try {IMlbzServiceQuestionService quesService = (IMlbzServiceQuestionService)Common.getService("mlbzServiceQuestionService");List<Object[]> list = (List<Object[]>)quesService.getAllQuestionList();// 1. 创建 Directory (索引存放位置)  //Directory dir = new RAMDirectory();  Directory dir = FSDirectory.open(new File(getIndexPosition() + BaseParameter.LUCENE_INDEX_DIR_FAQ));  Analyzer analyzer = new PaodingAnalyzer();// 2. 创建IndexWriter 写索引  //Analyzer analyzer = new PaodingAnalyzer("e:/test/paoding-dic-home.properties");//IndexWriterConfig iwc = new IndexWriterConfig(Version.LUCENE_36, new StandardAnalyzer(Version.LUCENE_36));  IndexWriterConfig iwc = new IndexWriterConfig(Version.LUCENE_36, analyzer);iwc.setOpenMode(IndexWriterConfig.OpenMode.CREATE);indexWriter = new IndexWriter(dir, iwc);// 3. 创建Document 对象 field  Document document;for (Object[] obj : list) {document = new Document();  // 4. 为Documen添加field  document.add(new Field("serviceName", obj == null ? "" : (String)obj[0], Field.Store.YES, Field.Index.ANALYZED));document.add(new Field("ask", obj == null ? "" : (String)obj[1], Field.Store.YES, Field.Index.ANALYZED));document.add(new Field("answer", obj == null ? "" : (String)obj[2], Field.Store.YES, Field.Index.ANALYZED));// 5. 通过IndexWriter 添加文档到索引中  indexWriter.addDocument(document);}} catch (Exception e) {  e.printStackTrace();  } finally {  if (indexWriter != null) {  try {  indexWriter.close();  } catch (IOException e) {  e.printStackTrace();  }  }  }  }/** * 获取索引存放位置 * @author liulx * @date 2014-10-17 * @return */public static String getIndexPosition() {String indexPosition = BaseParameter.LUCENE_INDEX_POS;if (Common.isNullOrSpace(indexPosition)) {throw new RuntimeException("lucene 索引位置为空！");} else if (indexPosition.contains(":")) {return indexPosition;} else {System.out.println(LuceneUtil.class.getResource("/") + File.separator + indexPosition);return LuceneUtil.class.getResource("/") + indexPosition;}}}