Package org.apache.olingo.odata2.jpa.processor.core.access.data.JPAPage

Examples of org.apache.olingo.odata2.jpa.processor.core.access.data.JPAPage.JPAPageBuilder


    assertEquals(10, query.getMaxResults());
  }

  @Test
  public void testBuildWithInvalidSkipToken() {
    JPAPageBuilder pageBuilder = new JPAPageBuilder();
    Query query = mockQuery(false);

    try {
      pageBuilder.query(query)
          .skipToken("AB");
    } catch (NumberFormatException e) {
      return;
    }
    fail("Exception Expected");
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    fail("Exception Expected");
  }

  @Test
  public void testBuildWithTop() {
    JPAPageBuilder pageBuilder = new JPAPageBuilder();
    Query query = mockQuery(false);

    JPAPage page = pageBuilder.query(query)
        .pageSize(PAGE_SIZE)
        .skipToken("10")
        .top(5)
        .build();
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    assertEquals(5, query.getMaxResults());
  }

  @Test
  public void testBuildWithTopZeroPage() {
    JPAPageBuilder pageBuilder = new JPAPageBuilder();
    Query query = mockQuery(false);

    JPAPage page = pageBuilder.query(query)
        .pageSize(0)
        .skipToken("10")
        .top(5)
        .build();
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    assertEquals(5, query.getMaxResults());
  }

  @Test
  public void testBuildWithSkipZeroPage() {
    JPAPageBuilder pageBuilder = new JPAPageBuilder();
    Query query = mockQuery(false);

    JPAPage page = pageBuilder.query(query)
        .pageSize(0)
        .skipToken("10")
        .skip(5)
        .build();
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    assertEquals(0, query.getMaxResults());
  }

  @Test
  public void testBuildWithTopSkipZeroPage() {
    JPAPageBuilder pageBuilder = new JPAPageBuilder();
    Query query = mockQuery(false);

    JPAPage page = pageBuilder.query(query)
        .pageSize(0)
        .skipToken("10")
        .skip(5)
        .top(5)
        .build();
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    assertEquals(5, query.getMaxResults());
  }

  @Test
  public void testBuildWithTopExceeds() {
    JPAPageBuilder pageBuilder = new JPAPageBuilder();
    Query query = mockQuery(false);

    JPAPage page = pageBuilder.query(query)
        .pageSize(PAGE_SIZE)
        .skipToken("10")
        .top(15)
        .build();
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    assertEquals(10, query.getMaxResults());
  }

  @Test
  public void testBuildWithTopSkipExceeds() {
    JPAPageBuilder pageBuilder = new JPAPageBuilder();
    Query query = mockQuery(false);

    JPAPage page = pageBuilder.query(query)
        .pageSize(PAGE_SIZE)
        .skipToken("10")
        .top(5)
        .skip(10)
        .build();
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    assertEquals(0, query.getMaxResults());
  }

  @Test
  public void testBuildWithTopSkipMore() {
    JPAPageBuilder pageBuilder = new JPAPageBuilder();
    Query query = mockQuery(false);

    JPAPage page = pageBuilder.query(query)
        .pageSize(PAGE_SIZE)
        .skipToken("10")
        .top(5)
        .skip(9)
        .build();
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    assertEquals(1, query.getMaxResults());
  }

  @Test
  public void testBuildWithTopMoreSkip() {
    JPAPageBuilder pageBuilder = new JPAPageBuilder();
    Query query = mockQuery(false);

    JPAPage page = pageBuilder.query(query)
        .pageSize(PAGE_SIZE)
        .skipToken("10")
        .top(15)
        .skip(9)
        .build();
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    }
  }

  private List<Object> handlePaging(final Query query, final GetEntitySetUriInfo uriParserResultView) {

    JPAPageBuilder pageBuilder = new JPAPageBuilder();
    pageBuilder.pageSize(oDataJPAContext.getPageSize())
        .query(query)
        .skipToken(uriParserResultView.getSkipToken());

    // $top/$skip with $inlinecount case handled in response builder to avoid multiple DB call
    if (uriParserResultView.getSkip() != null && uriParserResultView.getInlineCount() == null) {
      pageBuilder.skip(uriParserResultView.getSkip().intValue());
    }

    if (uriParserResultView.getTop() != null && uriParserResultView.getInlineCount() == null) {
      pageBuilder.top(uriParserResultView.getTop().intValue());
    }

    JPAPage page = pageBuilder.build();
    oDataJPAContext.setPaging(page);
    return page.getPagedEntities();

  }
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