Java操作mongodb的模糊查询和精确查询

public PageUrl getByUrl(String url) { 
  return findOne(new Query(Criteria.where("url").is(url)),PageUrl.class); 
 } 

public List<PageUrl> getPageUrlsByUrl(int begin, int end,String linkUrlid) {   
  Query query = new Query(); 
  query.addCriteria(Criteria.where("linkUrl.id").is(linkUrlid)); 
  return find(query.limit(end - begin).skip(begin), PageUrl.class);   
 } 

public long getProcessLandLogsCount(List<Condition> conditions) 
 { 
  Query query = new Query(); 
  if (conditions != null && conditions.size() > 0) { 
   for (Condition condition : conditions) { 
    query.addCriteria(Criteria.where(condition.getKey()).regex(".*?\\" +condition.getValue().toString()+ ".*")); 
   } 
  } 
  return count(query, ProcessLandLog.class); 
 } 

public List<ProcessLandLog> getProcessLandLogs(int begin,int end,List<Condition> conditions,String orderField,Direction direction) 
 { 
  Query query = new Query(); 
  if (conditions != null && conditions.size() > 0) { 
   for (Condition condition : conditions) { 
    if(condition.getKey().equals("time")){ 
     query.addCriteria(Criteria.where("time").gte(condition.getValue())); //gte: 大于等于 
    }else if(condition.getKey().equals("insertTime")){ 
     query.addCriteria(Criteria.where("insertTime").gte(condition.getValue())); 
    }else{ 
     query.addCriteria(Criteria.where(condition.getKey()).is(condition.getValue())); 
    } 
   } 
  } 
  return find(query.limit(end - begin).skip(begin).with(new Sort(new Sort.Order(direction, orderField))), ProcessLandLog.class); 
 } 
public List<DpsLand> getDpsLandsByTime(int begin, int end, Date beginDate,Date endDate) { 
 return find(new Query(Criteria.where("updateTime").gte(beginDate).lte(endDate)).limit(end - begin).skip(begin), 
 DpsLand.class); 
 } 

public List<GoodsDetail> getGoodsDetails2(int begin, int end) { 
  Query query = new Query(); 
  query.addCriteria(Criteria.where("goodsSummary").not()); 
  return find(query.limit(end - begin).skip(begin),GoodsDetail.class); 
 } 

Criteria.where("key1").ne("").ne(null) 

Criteria criteria = new Criteria(); 
criteria.orOperator(Criteria.where("key1").is("0"),Criteria.where("key1").is(null)); 

Criteria criteria = new Criteria(); 
criteria.and("key1").is(false); 
criteria.and("key2").is(type); 
Query query = new Query(criteria); 
long totalCount = this.mongoTemplate.count(query, Xxx.class);

var s = { 
  key1: value1, 
  key2: { 
   keyA: valueA, 
   keyB: valueB 
  } 
 }; 
@Query("{'key2.keyA':?0}") 
List<Asset> findAllBykeyA(String keyA); 

public long getPageInfosCount(List<Condition> conditions) { 
  Query query = new Query(); 
  if (conditions != null && conditions.size() > 0) { 
   for (Condition condition : conditions) { 
    query.addCriteria(Criteria.where(condition.getKey()).is(condition.getValue())); 
   } 
  } 
  return count(query, PageInfo.class); 
 } 

Criteria criteria = new Criteria(); 
Object [] o = new Object[]{0, 1, 2}; //包含所有 
criteria.and("type").in(o); 
Query query = new Query(criteria); 
query.with(new Sort(new Sort.Order(Direction.ASC, "type"))).with(new Sort(new Sort.Order(Direction.ASC, "title"))); 
List<WidgetMonitor> list = this.mongoTemplate.find(query, WidgetMonitor.class); 

public WriteResult updateTime(PageUrl pageUrl) { 
  String id = pageUrl.getId(); 
  return updateFirst(new Query(Criteria.where("id").is(id)),Update.update("updateTime", pageUrl.getUpdateTime()), PageUrl.class); 
 } 

//调用更新 
private void updateProcessLandLog(ProcessLandLog processLandLog, 
   int crawlResult) { 
  List<String> fields = new ArrayList<String>(); 
  List<Object> values = new ArrayList<Object>(); 
  fields.add("state"); 
  fields.add("result"); 
  fields.add("time"); 
  values.add("1"); 
  values.add(crawlResult); 
  values.add(Calendar.getInstance().getTime()); 
  processLandLogReposity.updateProcessLandLog(processLandLog, fields, 
    values); 
 } 
//更新 
public void updateProcessLandLog(ProcessLandLog land, List<String> fields,List<Object> values) { 
  Update update = new Update(); 
  int size = fields.size(); 
  for(int i = 0 ; i < size; i++){ 
   String field = fields.get(i); 
   Object value = values.get(i); 
   update.set(field, value); 
  } 
  updateFirst(new Query(Criteria.where("id").is(land.getId())), update,ProcessLandLog.class); 
 } 

public void deleteObject(Class<T> clazz,String id) { 
  remove(new Query(Criteria.where("id").is(id)),clazz); 
 } 

//插入一条数据 
public void saveObject(Object obj) { 
  insert(obj); 
 } 
//插入多条数据  
public void saveObjects(List<T> objects) { 
  for(T t:objects){ 
   insert(t); 
  } 
 } 

public Map<String, Object> getAppPortDetailByPage(int pageNo, int pageSize, String order, String sortBy, String appPortType, String appPortSeacherName) { 
 Criteria criteria = new Criteria(); 
 if (!appPortType.equals("")) { 
  if (!appPortType.equals("all")) { 
   //DB表里的字段----appmanageType 
   //下同 port protocol 也是DB表的字段 
   criteria.and("appmanageType").is(appPortType); 
  } 
 } 
 if (!appPortSeacherName.equals("")) { 
  try { 
   criteria.orOperator(Criteria.where("port").is(Integer.parseInt(appPortSeacherName)), 
     Criteria.where("protocol").regex(".*?" + appPortSeacherName + ".*")); 
  }catch (Exception e){ 
   criteria.orOperator(Criteria.where("protocol").regex(".*?" + appPortSeacherName + ".*")); 
  } 
 } 
 Map<String, Object> result = Maps.newHashMap(); 
 Query query = new Query(criteria); 
 query.skip((pageNo - 1) * pageSize); 
 query.limit(pageSize); 
 if(order != null && sortBy != null){ 
  query.with(new Sort(new Sort.Order(order.equals("asc") ? Sort.Direction.ASC : Sort.Direction.DESC, sortBy))); 
 }else { 
  query.with(new Sort(new Sort.Order(Sort.Direction.ASC, "port"))); 
 } 
 List<Appportmanage> list = this.mongoTemplate.find(query, Appportmanage.class); 
 long count = this.mongoTemplate.count(query, Appportmanage.class); 
 result.put("datas", list); 
 result.put("size", count); 
 return result; 
}