org.springframework.data.domain.Sort.isUnsorted()方法的使用及代码示例

x33g5p2x  于2022-01-29 转载在 其他  
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本文整理了Java中org.springframework.data.domain.Sort.isUnsorted()方法的一些代码示例，展示了Sort.isUnsorted()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。Sort.isUnsorted()方法的具体详情如下：
包路径：org.springframework.data.domain.Sort
类名称：Sort
方法名：isUnsorted

Sort.isUnsorted介绍

暂无

代码示例

代码示例来源：origin: spring-projects/spring-data-jpa

/**
 * Turns the given {@link Sort} into {@link javax.persistence.criteria.Order}s.
 *
 * @param sort the {@link Sort} instance to be transformed into JPA {@link javax.persistence.criteria.Order}s.
 * @param from must not be {@literal null}.
 * @param cb must not be {@literal null}.
 * @return a {@link List} of {@link javax.persistence.criteria.Order}s.
 */
public static List<javax.persistence.criteria.Order> toOrders(Sort sort, From<?, ?> from, CriteriaBuilder cb) {
  if (sort.isUnsorted()) {
    return Collections.emptyList();
  }
  Assert.notNull(from, "From must not be null!");
  Assert.notNull(cb, "CriteriaBuilder must not be null!");
  List<javax.persistence.criteria.Order> orders = new ArrayList<>();
  for (org.springframework.data.domain.Sort.Order order : sort) {
    orders.add(toJpaOrder(order, from, cb));
  }
  return orders;
}

代码示例来源：origin: spring-projects/spring-data-mongodb

private static Direction toDirection(Sort sort, String property) {

    if (sort.isUnsorted()) {
      return Direction.DESC;
    }

    Order order = sort.getOrderFor(property);
    return order == null ? Direction.DESC : order.isAscending() ? Direction.ASC : Direction.DESC;
  }
}

代码示例来源：origin: spring-projects/spring-data-mongodb

/**
 * Adds a {@link Sort} to the {@link Query} instance.
 *
 * @param sort
 * @return
 */
public Query with(Sort sort) {
  Assert.notNull(sort, "Sort must not be null!");
  if (sort.isUnsorted()) {
    return this;
  }
  sort.stream().filter(Order::isIgnoreCase).findFirst().ifPresent(it -> {
    throw new IllegalArgumentException(String.format("Given sort contained an Order for %s with ignore case! "
        + "MongoDB does not support sorting ignoring case currently!", it.getProperty()));
  });
  this.sort = this.sort.and(sort);
  return this;
}

代码示例来源：origin: spring-projects/spring-data-jpa

/**
 * Adds {@literal order by} clause to the JPQL query.
 *
 * @param query the query string to which sorting is applied. Must not be {@literal null} or empty.
 * @param sort the sort specification to apply.
 * @param alias the alias to be used in the order by clause. May be {@literal null} or empty.
 * @return the modified query string.
 */
public static String applySorting(String query, Sort sort, @Nullable String alias) {
  Assert.hasText(query, "Query must not be null or empty!");
  if (sort.isUnsorted()) {
    return query;
  }
  StringBuilder builder = new StringBuilder(query);
  if (!ORDER_BY.matcher(query).matches()) {
    builder.append(" order by ");
  } else {
    builder.append(", ");
  }
  Set<String> aliases = getOuterJoinAliases(query);
  Set<String> functionAliases = getFunctionAliases(query);
  for (Order order : sort) {
    builder.append(getOrderClause(aliases, functionAliases, alias, order)).append(", ");
  }
  builder.delete(builder.length() - 2, builder.length());
  return builder.toString();
}

代码示例来源：origin: spring-projects/spring-data-mongodb

/**
 * @return the sort {@link Document}.
 */
public Document getSortObject() {
  if (this.sort.isUnsorted()) {
    return new Document();
  }
  Document document = new Document();
  this.sort.stream()//
      .forEach(order -> document.put(order.getProperty(), order.isAscending() ? 1 : -1));
  return document;
}

代码示例来源：origin: spring-projects/spring-data-jpa

/**
 * Applies sorting to the given {@link JPQLQuery}.
 *
 * @param sort
 * @param query must not be {@literal null}.
 * @return the Querydsl {@link JPQLQuery}
 */
public <T> JPQLQuery<T> applySorting(Sort sort, JPQLQuery<T> query) {
  if (sort.isUnsorted()) {
    return query;
  }
  if (sort instanceof QSort) {
    return addOrderByFrom((QSort) sort, query);
  }
  return addOrderByFrom(sort, query);
}

代码示例来源：origin: spring-projects/spring-data-elasticsearch

private static List<FieldSortBuilder> sort(Query query, ElasticsearchPersistentEntity<?> entity) {
  if (query.getSort() == null || query.getSort().isUnsorted()) {
    return Collections.emptyList();
  }
  List<FieldSortBuilder> mappedSort = new ArrayList<>();
  for (Sort.Order order : query.getSort()) {
    ElasticsearchPersistentProperty property = entity.getPersistentProperty(order.getProperty());
    String fieldName = property != null ? property.getFieldName() : order.getProperty();
    FieldSortBuilder sort = SortBuilders.fieldSort(fieldName)
        .order(order.getDirection().isDescending() ? SortOrder.DESC : SortOrder.ASC);
    if (order.getNullHandling() == Sort.NullHandling.NULLS_FIRST) {
      sort.missing("_first");
    } else if (order.getNullHandling() == Sort.NullHandling.NULLS_LAST) {
      sort.missing("_last");
    }
    mappedSort.add(sort);
  }
  return mappedSort;
}

代码示例来源：origin: org.springframework.data/spring-data-mongodb

private static Direction toDirection(Sort sort, String property) {

    if (sort.isUnsorted()) {
      return Direction.DESC;
    }

    Order order = sort.getOrderFor(property);
    return order == null ? Direction.DESC : order.isAscending() ? Direction.ASC : Direction.DESC;
  }
}

代码示例来源：origin: org.springframework.data/spring-data-mongodb

/**
 * Adds a {@link Sort} to the {@link Query} instance.
 *
 * @param sort
 * @return
 */
public Query with(Sort sort) {
  Assert.notNull(sort, "Sort must not be null!");
  if (sort.isUnsorted()) {
    return this;
  }
  sort.stream().filter(Order::isIgnoreCase).findFirst().ifPresent(it -> {
    throw new IllegalArgumentException(String.format("Given sort contained an Order for %s with ignore case! "
        + "MongoDB does not support sorting ignoring case currently!", it.getProperty()));
  });
  this.sort = this.sort.and(sort);
  return this;
}

代码示例来源：origin: spring-projects/spring-data-rest

@Override
  public Sort resolveArgument(MethodParameter methodParameter, ModelAndViewContainer mavContainer,
      NativeWebRequest webRequest, WebDataBinderFactory binderFactory) {

    Sort sort = delegate.resolveArgument(methodParameter, mavContainer, webRequest, binderFactory);

    return sort.isUnsorted() ? sort : translator.translateSort(sort, methodParameter, webRequest);
  }
}

代码示例来源：origin: org.springframework.data/spring-data-mongodb

/**
 * @return the sort {@link Document}.
 */
public Document getSortObject() {
  if (this.sort.isUnsorted()) {
    return new Document();
  }
  Document document = new Document();
  this.sort.stream()//
      .forEach(order -> document.put(order.getProperty(), order.isAscending() ? 1 : -1));
  return document;
}

代码示例来源：origin: Microsoft/spring-data-cosmosdb

private String generateQuerySort(@NonNull Sort sort) {
  if (sort.isUnsorted()) {
    return "";
  }
  final String queryTail = "ORDER BY";
  final List<String> subjects = sort.stream().map(this::getParameter).collect(Collectors.toList());
  return queryTail + " " + String.join(",", subjects);
}

代码示例来源：origin: org.springframework.data/spring-data-jpa

/**
 * Turns the given {@link Sort} into {@link javax.persistence.criteria.Order}s.
 *
 * @param sort the {@link Sort} instance to be transformed into JPA {@link javax.persistence.criteria.Order}s.
 * @param from must not be {@literal null}.
 * @param cb must not be {@literal null}.
 * @return a {@link List} of {@link javax.persistence.criteria.Order}s.
 */
public static List<javax.persistence.criteria.Order> toOrders(Sort sort, From<?, ?> from, CriteriaBuilder cb) {
  if (sort.isUnsorted()) {
    return Collections.emptyList();
  }
  Assert.notNull(from, "From must not be null!");
  Assert.notNull(cb, "CriteriaBuilder must not be null!");
  List<javax.persistence.criteria.Order> orders = new ArrayList<>();
  for (org.springframework.data.domain.Sort.Order order : sort) {
    orders.add(toJpaOrder(order, from, cb));
  }
  return orders;
}

代码示例来源：origin: hatunet/spring-data-mybatis

@Override
public List<T> findAll(Sort sort) {
  if (null == sort || sort.isUnsorted()) {
    return findAll();
  }
  return selectList("__find", Collections.singletonMap("__sort", sort));
}

代码示例来源：origin: spring-cloud/spring-cloud-gcp

public static StringBuilder applySort(Sort sort, StringBuilder sql,
    Function<Order, String> sortedPropertyNameFunction) {
  if (sort == null || sort.isUnsorted()) {
    return sql;
  }
  sql.append(" ORDER BY ");
  StringJoiner sj = new StringJoiner(" , ");
  sort.iterator().forEachRemaining((o) -> {
    String sortedPropertyName = sortedPropertyNameFunction.apply(o);
    String sortedProperty = o.isIgnoreCase() ? "LOWER(" + sortedPropertyName + ")"
        : sortedPropertyName;
    sj.add(sortedProperty + (o.isAscending() ? " ASC" : " DESC"));
  });
  return sql.append(sj);
}

代码示例来源：origin: org.springframework.cloud/spring-cloud-gcp-data-spanner

public static StringBuilder applySort(Sort sort, StringBuilder sql,
    Function<Order, String> sortedPropertyNameFunction) {
  if (sort == null || sort.isUnsorted()) {
    return sql;
  }
  sql.append(" ORDER BY ");
  StringJoiner sj = new StringJoiner(" , ");
  sort.iterator().forEachRemaining((o) -> {
    String sortedPropertyName = sortedPropertyNameFunction.apply(o);
    String sortedProperty = o.isIgnoreCase() ? "LOWER(" + sortedPropertyName + ")"
        : sortedPropertyName;
    sj.add(sortedProperty + (o.isAscending() ? " ASC" : " DESC"));
  });
  return sql.append(sj);
}

代码示例来源：origin: org.springframework.data/spring-data-rest-webmvc

@Override
  public Sort resolveArgument(MethodParameter methodParameter, ModelAndViewContainer mavContainer,
      NativeWebRequest webRequest, WebDataBinderFactory binderFactory) {

    Sort sort = delegate.resolveArgument(methodParameter, mavContainer, webRequest, binderFactory);

    return sort.isUnsorted() ? sort : translator.translateSort(sort, methodParameter, webRequest);
  }
}

代码示例来源：origin: org.springframework.data/spring-data-jpa

/**
 * Applies sorting to the given {@link JPQLQuery}.
 *
 * @param sort
 * @param query must not be {@literal null}.
 * @return the Querydsl {@link JPQLQuery}
 */
public <T> JPQLQuery<T> applySorting(Sort sort, JPQLQuery<T> query) {
  if (sort.isUnsorted()) {
    return query;
  }
  if (sort instanceof QSort) {
    return addOrderByFrom((QSort) sort, query);
  }
  return addOrderByFrom(sort, query);
}

代码示例来源：origin: hatunet/spring-data-mybatis

protected String buildStandardOrderBy(Sort sort) {
  if (null == sort || sort.isUnsorted()) {
    return "";
  }
  final Map<String, String> map = findNormalColumns().stream()
      .collect(Collectors.toMap(p -> p.getName(), p -> p.getColumnName()));
  return " order by " + sort.stream()
      .map(order -> map.getOrDefault(order.getProperty(), order.getProperty())
          + ' ' + order.getDirection().name().toLowerCase())
      .collect(Collectors.joining(","));
}

代码示例来源：origin: hatunet/spring-data-mybatis

@Override
public <X extends T> List<T> findAll(Sort sort, X condition) {
  if (null == sort || sort.isUnsorted()) {
    return findAll(condition);
  }
  return selectList("__find", new HashMap<String, Object>() {
    {
      put("__sort", sort);
      put("__condition", condition);
    }
  });
}

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