本文整理了Java中org.molgenis.data.Repository.findOne方法的一些代码示例，展示了Repository.findOne的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Repository.findOne方法的具体详情如下：
包路径：org.molgenis.data.Repository
类名称：Repository
方法名：findOne

Repository.findOne介绍

暂无

代码示例

代码示例来源：origin: org.molgenis/molgenis-data-icd10

@Override
public Entity findOne(Query<Entity> query) {
 query = query != null ? transformQuery(query) : null;
 return delegate().findOne(query);
}

代码示例来源：origin: org.molgenis/molgenis-data-cache

/**
  * Retrieves a single identifier from the {@link L3Cache} if the {@link Repository} is cacheable
  * and hasn't been touched in this transaction.
  *
  * @param query The {@link Query}
  * @return A single {@link Entity} or null if not found
  */
 @Override
 public Entity findOne(Query<Entity> query) {
  if (transactionInformation.isRepositoryCompletelyClean(getEntityType()) && cacheable) {
   // pageSize is irrelevant for findOne, would be a waste to cache them in different entries
   // sort may affect which of the results is the first result, so cannot ignore that.
   QueryImpl<Entity> cacheKey = new QueryImpl<>(query).setPageSize(1);
   List<Object> ids = l3Cache.get(delegate(), cacheKey);
   if (ids.isEmpty()) {
    return null;
   }
   return delegate().findOneById(ids.get(0), query.getFetch());
  }
  return delegate().findOne(query);
 }
}

代码示例来源：origin: org.molgenis/molgenis-data-index

@Override
public Entity findOne(Query<Entity> q) {
 if (querySupported(q)) {
  LOG.debug(
    "public Entity findOne({}) entityTypeId: [{}] repository: [{}]",
    q,
    getEntityType().getId(),
    DECORATED_REPOSITORY);
  return delegate().findOne(q);
 } else {
  LOG.debug(
    "public Entity findOne({}) entityTypeId: [{}] repository: [{}]",
    q,
    getEntityType().getId(),
    INDEX_REPOSITORY);
  Object entityId = tryTwice(() -> searchService.searchOne(getEntityType(), q));
  return entityId != null ? delegate().findOneById(entityId, q.getFetch()) : null;
 }
}

代码示例来源：origin: org.molgenis/molgenis-data-merge

/**
 * check if an entity for the common attributes already exists and if so, return it
 */
private Entity getMergedEntity(Repository repository, List<AttributeMetaData> commonAttributes, Entity entity)
{
  Query findMergedEntityQuery = new QueryImpl();
  for (AttributeMetaData attributeMetaData : commonAttributes)
  {
    if (!findMergedEntityQuery.getRules().isEmpty()) findMergedEntityQuery = findMergedEntityQuery.and();
    findMergedEntityQuery = findMergedEntityQuery.eq(attributeMetaData.getName(),
        entity.get(attributeMetaData.getName()));
  }
  Entity result = repository.findOne(findMergedEntityQuery);
  return result;
}