javax.persistence.criteria.CriteriaQuery.getResultType()方法的使用及代码示例

x33g5p2x  于2022-01-18 转载在 其他  
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本文整理了Java中javax.persistence.criteria.CriteriaQuery.getResultType()方法的一些代码示例,展示了CriteriaQuery.getResultType()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。CriteriaQuery.getResultType()方法的具体详情如下:
包路径:javax.persistence.criteria.CriteriaQuery
类名称:CriteriaQuery
方法名:getResultType

CriteriaQuery.getResultType介绍

暂无

代码示例

代码示例来源:origin: Impetus/Kundera

@Override
public <T> TypedQuery<T> createQuery(CriteriaQuery<T> paramCriteriaQuery)
{
  checkClosed();
  return this.createQuery(CriteriaQueryTranslator.translate(paramCriteriaQuery),
      paramCriteriaQuery.getResultType());
}

代码示例来源:origin: org.kuali.rice/rice-krad-data

/**
 * Creates a new criteria parsing context.
 *
 * @param entityManager the entity manager to use for interacting with the database.
 * @param queryClass the type of the query.
 */
TranslationContext(EntityManager entityManager, Class queryClass) {
  builder = entityManager.getCriteriaBuilder();
  query = builder.createQuery(queryClass);
  // establish single consistent root instance
  // we need this or erroneous query against distinct table aliases is generated
  root = query.from(query.getResultType());
}

代码示例来源:origin: ZhongjunTian/spring-repository-plus

private boolean isCountCriteriaQuery(CriteriaQuery<?> cq) {
  return cq.getResultType().toString().contains("java.lang.Long");
}

代码示例来源:origin: org.jboss.pressgang.ccms/pressgang-ccms-query

/**
 * Find Root of result type
 *
 * @param query criteria query
 * @return the root of result type or null if none
 */
public static <T> Root<T> findRoot(CriteriaQuery<T> query) {
  return findRoot(query, query.getResultType());
}

代码示例来源:origin: tkaczmarzyk/specification-arg-resolver

@Override
public Predicate toPredicate(Root<T> root, CriteriaQuery<?> query, CriteriaBuilder cb) {
  if (!Number.class.isAssignableFrom(query.getResultType())) { // do not join in count queries
    for (String path : pathsToFetch){
      root.fetch(path, joinType);
    }
  }
  return null;
}

代码示例来源:origin: Cosium/spring-data-jpa-entity-graph

private boolean isQueryCreationEligible(
  EntityGraphBean entityGraphCandidate, MethodInvocation invocation) {
 Class<?> resultType = null;
 for (Object argument : invocation.getArguments()) {
  if (argument instanceof Class) {
   resultType = (Class<?>) argument;
   break;
  } else if (argument instanceof CriteriaQuery) {
   resultType = ((CriteriaQuery) argument).getResultType();
   break;
  }
 }
 return resultType == null || resultType.equals(entityGraphCandidate.getDomainClass());
}

代码示例来源:origin: com.charlyghislain.authenticator/authenticator-ejb

private static <T extends WithId> Root<T> getMainSelection(CriteriaQuery<T> query) {
  return query.getRoots().stream()
      .filter(r -> r.getJavaType().isAssignableFrom(query.getResultType()))
      .map(r -> (Root<T>) r)
      .filter(r -> !r.isCorrelated())
      .findFirst()
      .orElseThrow(IllegalStateException::new);
}

代码示例来源:origin: com.introproventures/graphql-jpa-query-schema

/**
 * Creates new instance from existing query
 *
 * @param em
 * @param query
 */
public JpaQueryBuilder(EntityManager em, CriteriaQuery<T> query) {
  this.criteriaBuilder = em.getCriteriaBuilder();
  this.clazz = query.getResultType();
  //this.query = query;
  this.options = EnumSet.noneOf(Logical.class);
  this.predicateBuilder = new JpaPredicateBuilder(criteriaBuilder, options);
  this.metamodel = em.getMetamodel();
}

代码示例来源:origin: org.jboss.pressgang.ccms/pressgang-ccms-query

/**
 * Create a row count CriteriaQuery from a CriteriaQuery
 *
 * @param em       entity manager
 * @param criteria source criteria
 * @return row count CriteriaQuery
 */
public static <T> CriteriaQuery<Long> countCriteria(EntityManager em, CriteriaQuery<T> criteria) {
  CriteriaBuilder builder = em.getCriteriaBuilder();
  CriteriaQuery<Long> countCriteria = builder.createQuery(Long.class);
  copyCriteriaNoSelection(criteria, countCriteria);
  countCriteria.select(builder.count(findRoot(countCriteria, criteria.getResultType())));
  return countCriteria;
}

代码示例来源:origin: org.eclipse.hawkbit/hawkbit-repository-jpa

@Override
public Slice<SoftwareModule> findAll(final Pageable pageable) {
  final List<Specification<JpaSoftwareModule>> specList = new ArrayList<>(2);
  Specification<JpaSoftwareModule> spec = SoftwareModuleSpecification.isDeletedFalse();
  specList.add(spec);
  spec = (root, query, cb) -> {
    if (!query.getResultType().isAssignableFrom(Long.class)) {
      root.fetch(JpaSoftwareModule_.type);
    }
    return cb.conjunction();
  };
  specList.add(spec);
  return convertSmPage(findByCriteriaAPI(pageable, specList), pageable);
}

代码示例来源:origin: eclipse/hawkbit

@Override
public Slice<SoftwareModule> findAll(final Pageable pageable) {
  final List<Specification<JpaSoftwareModule>> specList = new ArrayList<>(2);
  Specification<JpaSoftwareModule> spec = SoftwareModuleSpecification.isDeletedFalse();
  specList.add(spec);
  spec = (root, query, cb) -> {
    if (!query.getResultType().isAssignableFrom(Long.class)) {
      root.fetch(JpaSoftwareModule_.type);
    }
    return cb.conjunction();
  };
  specList.add(spec);
  return convertSmPage(findByCriteriaAPI(pageable, specList), pageable);
}

代码示例来源:origin: org.eclipse.hawkbit/hawkbit-repository-jpa

@Override
public Slice<SoftwareModule> findByTextAndType(final Pageable pageable, final String searchText,
    final Long typeId) {
  final List<Specification<JpaSoftwareModule>> specList = new ArrayList<>(4);
  Specification<JpaSoftwareModule> spec = SoftwareModuleSpecification.isDeletedFalse();
  specList.add(spec);
  if (!StringUtils.isEmpty(searchText)) {
    spec = SoftwareModuleSpecification.likeNameOrVersion(searchText);
    specList.add(spec);
  }
  if (null != typeId) {
    throwExceptionIfSoftwareModuleTypeDoesNotExist(typeId);
    spec = SoftwareModuleSpecification.equalType(typeId);
    specList.add(spec);
  }
  spec = (root, query, cb) -> {
    if (!query.getResultType().isAssignableFrom(Long.class)) {
      root.fetch(JpaSoftwareModule_.type);
    }
    return cb.conjunction();
  };
  specList.add(spec);
  return convertSmPage(findByCriteriaAPI(pageable, specList), pageable);
}

代码示例来源:origin: eclipse/hawkbit

@Override
public Slice<SoftwareModule> findByTextAndType(final Pageable pageable, final String searchText,
    final Long typeId) {
  final List<Specification<JpaSoftwareModule>> specList = new ArrayList<>(4);
  Specification<JpaSoftwareModule> spec = SoftwareModuleSpecification.isDeletedFalse();
  specList.add(spec);
  if (!StringUtils.isEmpty(searchText)) {
    spec = SoftwareModuleSpecification.likeNameOrVersion(searchText);
    specList.add(spec);
  }
  if (null != typeId) {
    throwExceptionIfSoftwareModuleTypeDoesNotExist(typeId);
    spec = SoftwareModuleSpecification.equalType(typeId);
    specList.add(spec);
  }
  spec = (root, query, cb) -> {
    if (!query.getResultType().isAssignableFrom(Long.class)) {
      root.fetch(JpaSoftwareModule_.type);
    }
    return cb.conjunction();
  };
  specList.add(spec);
  return convertSmPage(findByCriteriaAPI(pageable, specList), pageable);
}

代码示例来源:origin: tihomcode/TiHom-Security

/**
 * 
 * 构建查询条件,子类必须实现addCondition方法来编写查询的逻辑。
 * 
 * 子类可以通过addFetch方法控制查询的关联和抓取行为。
 * 
 */
@Override
public Predicate toPredicate(Root<T> root, CriteriaQuery<?> query, CriteriaBuilder cb) {
  if (Long.class != query.getResultType()) {
    addFetch(root);
  }
  List<Predicate> predicates = new ArrayList<Predicate>();
  QueryWraper<T> queryWraper = new QueryWraper<T>(root, query, cb, predicates);
  addCondition(queryWraper);
  Predicate permissionCondition = getPermissionCondition(queryWraper);
  if (permissionCondition != null) {
    queryWraper.addPredicate(permissionCondition);
  }
  return cb.and(predicates.toArray(new Predicate[predicates.size()]));
}

代码示例来源:origin: xautlx/s2jh4net

if (Persistable.class.isAssignableFrom(query.getResultType())) {
  root.fetch(names[0], joinType);
} else {
if (Persistable.class.isAssignableFrom(query.getResultType())) {
  Fetch fetch = root.fetch(names[0], joinTypes[0]);
  for (int i = 1; i < names.length; i++) {

代码示例来源:origin: org.hibernate/com.springsource.org.hibernate.ejb

criteriaQuery.getResultType(),
criteriaQuery.getSelection(),
new HibernateEntityManagerImplementor.Options() {

代码示例来源:origin: org.hibernate.orm/hibernate-core

@Override
@SuppressWarnings("unchecked")
public <T> QueryImplementor<T> createQuery(CriteriaQuery<T> criteriaQuery) {
  checkOpen();
  try {
    return new QuerySqmImpl<>(
        "<criteria>",
        getSessionFactory().getQueryEngine().getSemanticQueryProducer().interpret( criteriaQuery ),
        criteriaQuery.getResultType(),
        this
    );
  }
  catch ( RuntimeException e ) {
    throw exceptionConverter.convert( e );
  }
}

代码示例来源:origin: org.aksw.jena-sparql-api/jena-sparql-api-mapper

Class<X> clazz = criteriaQuery.getResultType();
Map<Node, X> map = engine.find(clazz, nodes);

代码示例来源:origin: org.aksw.jena-sparql-api/jena-sparql-api-mapper

Class<X> resultType = criteriaQuery.getResultType();

代码示例来源:origin: SmartDataAnalytics/jena-sparql-api

Class<X> resultType = criteriaQuery.getResultType();

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