Package org.springside.modules.persistence

Examples of org.springside.modules.persistence.SearchFilter

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  /**
   * 创建动态查询条件组合.
   */
  private Specification<Task> buildSpecification(Long userId, Map<String, Object> searchParams) {
    Map<String, SearchFilter> filters = SearchFilter.parse(searchParams);
    filters.put("user.id", new SearchFilter("user.id", Operator.EQ, userId));
    Specification<Task> spec = DynamicSpecifications.bySearchFilter(filters.values(), Task.class);
    return spec;
  }
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  /**
   * 创建动态查询条件组合.
   */
  private Specification<Task> buildSpecification(Long userId, Map<String, Object> searchParams) {
    Map<String, SearchFilter> filters = SearchFilter.parse(searchParams);
    filters.put("user.id", new SearchFilter("user.id", Operator.EQ, userId));
    Specification<Task> spec = DynamicSpecifications.bySearchFilter(filters.values(), Task.class);
    return spec;
  }
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  private UserDao userDao;

  @Test
  public void fineUserByFilter() {
    // EQ
    SearchFilter filter = new SearchFilter("name", Operator.EQ, "管理员");
    List<User> users = userDao
        .findAll(DynamicSpecifications.bySearchFilter(Lists.newArrayList(filter), User.class));
    assertThat(users).hasSize(1);

    // LIKE
    filter = new SearchFilter("loginName", Operator.LIKE, "min");
    users = userDao.findAll(DynamicSpecifications.bySearchFilter(Lists.newArrayList(filter), User.class));
    assertThat(users).hasSize(1);

    // GT
    filter = new SearchFilter("id", Operator.GT, "1");
    users = userDao.findAll(DynamicSpecifications.bySearchFilter(Lists.newArrayList(filter), User.class));
    assertThat(users).hasSize(5);

    filter = new SearchFilter("id", Operator.GT, "6");
    users = userDao.findAll(DynamicSpecifications.bySearchFilter(Lists.newArrayList(filter), User.class));
    assertThat(users).isEmpty();

    // GTE
    filter = new SearchFilter("id", Operator.GTE, "1");
    users = userDao.findAll(DynamicSpecifications.bySearchFilter(Lists.newArrayList(filter), User.class));
    assertThat(users).hasSize(6);

    filter = new SearchFilter("id", Operator.GTE, "6");
    users = userDao.findAll(DynamicSpecifications.bySearchFilter(Lists.newArrayList(filter), User.class));
    assertThat(users).hasSize(1);

    // LT
    filter = new SearchFilter("id", Operator.LT, "6");
    users = userDao.findAll(DynamicSpecifications.bySearchFilter(Lists.newArrayList(filter), User.class));
    assertThat(users).hasSize(5);

    filter = new SearchFilter("id", Operator.LT, "1");
    users = userDao.findAll(DynamicSpecifications.bySearchFilter(Lists.newArrayList(filter), User.class));
    assertThat(users).isEmpty();

    // LTE
    filter = new SearchFilter("id", Operator.LTE, "6");
    users = userDao.findAll(DynamicSpecifications.bySearchFilter(Lists.newArrayList(filter), User.class));
    assertThat(users).hasSize(6);

    filter = new SearchFilter("id", Operator.LTE, "1");
    users = userDao.findAll(DynamicSpecifications.bySearchFilter(Lists.newArrayList(filter), User.class));
    assertThat(users).hasSize(1);

    // Empty filters, select all
    users = userDao.findAll(DynamicSpecifications.bySearchFilter(new ArrayList<SearchFilter>(), User.class));
    assertThat(users).hasSize(6);

    users = userDao.findAll(DynamicSpecifications.bySearchFilter(null, User.class));
    assertThat(users).hasSize(6);

    // AND 2 Conditions
    SearchFilter filter1 = new SearchFilter("name", Operator.EQ, "管理员");
    SearchFilter filter2 = new SearchFilter("loginName", Operator.LIKE, "min");
    users = userDao.findAll(DynamicSpecifications.bySearchFilter(Lists.newArrayList(filter1, filter2), User.class));
    assertThat(users).hasSize(1);

    filter1 = new SearchFilter("name", Operator.EQ, "管理员");
    filter2 = new SearchFilter("loginName", Operator.LIKE, "user");
    users = userDao.findAll(DynamicSpecifications.bySearchFilter(Lists.newArrayList(filter1, filter2), User.class));
    assertThat(users).isEmpty();

    // 2 conditions on same field
    filter1 = new SearchFilter("id", Operator.GTE, "1");
    filter2 = new SearchFilter("id", Operator.LTE, "6");

    users = userDao.findAll(DynamicSpecifications.bySearchFilter(Lists.newArrayList(filter1, filter2), User.class));
    assertThat(users).hasSize(6);

    // Nest Attribute
    filter = new SearchFilter("team.id", Operator.EQ, "1");
    users = userDao.findAll(DynamicSpecifications.bySearchFilter(Lists.newArrayList(filter), User.class));
    assertThat(users).hasSize(6);

    filter = new SearchFilter("team.id", Operator.EQ, "10");
    users = userDao.findAll(DynamicSpecifications.bySearchFilter(Lists.newArrayList(filter), User.class));
    assertThat(users).isEmpty();
  }
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Related Classes of org.springside.modules.persistence.SearchFilter

  • $.TaskService
  • org.springside.examples.quickstart.service.task.TaskService
  • org.springside.examples.showcase.repository.jpa.DynamicSpecificationTest
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