Example usage for org.apache.ibatis.session SqlSession getMapper

List of usage examples for org.apache.ibatis.session SqlSession getMapper

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Introduction

In this page you can find the example usage for org.apache.ibatis.session SqlSession getMapper.

Prototype

<T> T getMapper(Class<T> type);

Source Link

Document

Retrieves a mapper.

Usage

From source file:com.github.pagehelper.test.basic.PageHelperTest.java

License:Open Source License

/**
 * Mapper??RowBounds???xml??//from  www.  j  a v a  2  s  . co m
 * <p/>
 * RowBounds??count?Page?
 * <p/>
 * ??startPagestartPage
 */
@Test
public void testMapperWithRowBounds() {
    SqlSession sqlSession = MybatisHelper.getSqlSession();
    CountryMapper countryMapper = sqlSession.getMapper(CountryMapper.class);
    try {
        //?110?count
        List<Country> list = countryMapper.selectAll(new RowBounds(0, 10));
        assertEquals(10, list.size());
        assertEquals(-1, ((Page<?>) list).getTotal());
        //??
        assertEquals(1, list.get(0).getId());
        assertEquals(10, list.get(list.size() - 1).getId());

        //?210??count
        list = countryMapper.selectAll(new RowBounds(10, 10));
        assertEquals(10, list.size());
        assertEquals(-1, ((Page<?>) list).getTotal());
        //??
        assertEquals(11, list.get(0).getId());
        assertEquals(20, list.get(list.size() - 1).getId());

        //?320?count
        list = countryMapper.selectAll(new RowBounds(60, 20));
        assertEquals(20, list.size());
        assertEquals(-1, ((Page<?>) list).getTotal());
        //??
        assertEquals(61, list.get(0).getId());
        assertEquals(80, list.get(list.size() - 1).getId());

        //?startPageRowBoundsstartPage
        PageHelper.startPage(1, 20);
        list = countryMapper.selectAll(new RowBounds(60, 20));
        assertEquals(20, list.size());
        assertEquals(183, ((Page<?>) list).getTotal());
        //??
        assertEquals(1, list.get(0).getId());
        assertEquals(20, list.get(list.size() - 1).getId());
    } finally {
        sqlSession.close();
    }
}

From source file:com.github.pagehelper.test.basic.PageInfoTest.java

License:Open Source License

/**
 * Mapper?PageHelper.startPage??Mapper??
 *//* w  ww . j  ava2 s.com*/
@Test
public void testPageSize10() {
    SqlSession sqlSession = MybatisHelper.getSqlSession();
    CountryMapper countryMapper = sqlSession.getMapper(CountryMapper.class);
    try {
        //?110?count
        PageHelper.startPage(1, 10);
        List<Country> list = countryMapper.selectAll();
        PageInfo<Country> page = new PageInfo<Country>(list);
        assertEquals(1, page.getPageNum());
        assertEquals(10, page.getPageSize());
        assertEquals(1, page.getStartRow());
        assertEquals(10, page.getEndRow());
        assertEquals(183, page.getTotal());
        assertEquals(19, page.getPages());
        assertEquals(1, page.getFirstPage());
        assertEquals(8, page.getLastPage());
        assertEquals(true, page.isIsFirstPage());
        assertEquals(false, page.isIsLastPage());
        assertEquals(false, page.isHasPreviousPage());
        assertEquals(true, page.isHasNextPage());

        //?210?count
        PageHelper.startPage(2, 10);
        list = countryMapper.selectAll();
        page = new PageInfo<Country>(list);
        assertEquals(2, page.getPageNum());
        assertEquals(10, page.getPageSize());
        assertEquals(11, page.getStartRow());
        assertEquals(20, page.getEndRow());
        assertEquals(183, page.getTotal());
        assertEquals(19, page.getPages());
        assertEquals(1, page.getFirstPage());
        assertEquals(8, page.getLastPage());
        assertEquals(false, page.isIsFirstPage());
        assertEquals(false, page.isIsLastPage());
        assertEquals(true, page.isHasPreviousPage());
        assertEquals(true, page.isHasNextPage());

        //?1910?count
        PageHelper.startPage(19, 10);
        list = countryMapper.selectAll();
        page = new PageInfo<Country>(list);
        assertEquals(19, page.getPageNum());
        assertEquals(10, page.getPageSize());
        assertEquals(181, page.getStartRow());
        assertEquals(183, page.getEndRow());
        assertEquals(183, page.getTotal());
        assertEquals(19, page.getPages());
        assertEquals(12, page.getFirstPage());
        assertEquals(19, page.getLastPage());
        assertEquals(false, page.isIsFirstPage());
        assertEquals(true, page.isIsLastPage());
        assertEquals(true, page.isHasPreviousPage());
        assertEquals(false, page.isHasNextPage());

    } finally {
        sqlSession.close();
    }
}

From source file:com.github.pagehelper.test.basic.PageInfoTest.java

License:Open Source License

/**
 * Mapper?PageHelper.startPage??Mapper??
 *//*from   w  ww .  ja v a 2 s.  c  o  m*/
@Test
public void testPageSize50() {
    SqlSession sqlSession = MybatisHelper.getSqlSession();
    CountryMapper countryMapper = sqlSession.getMapper(CountryMapper.class);
    try {
        //?150?count
        PageHelper.startPage(1, 50);
        List<Country> list = countryMapper.selectAll();
        PageInfo<Country> page = new PageInfo<Country>(list);
        assertEquals(1, page.getPageNum());
        assertEquals(50, page.getPageSize());
        assertEquals(1, page.getStartRow());
        assertEquals(50, page.getEndRow());
        assertEquals(183, page.getTotal());
        assertEquals(4, page.getPages());
        assertEquals(1, page.getFirstPage());
        assertEquals(4, page.getLastPage());
        assertEquals(true, page.isIsFirstPage());
        assertEquals(false, page.isIsLastPage());
        assertEquals(false, page.isHasPreviousPage());
        assertEquals(true, page.isHasNextPage());

        //?250?count
        PageHelper.startPage(2, 50);
        list = countryMapper.selectAll();
        page = new PageInfo<Country>(list);
        assertEquals(2, page.getPageNum());
        assertEquals(50, page.getPageSize());
        assertEquals(51, page.getStartRow());
        assertEquals(100, page.getEndRow());
        assertEquals(183, page.getTotal());
        assertEquals(4, page.getPages());
        assertEquals(1, page.getFirstPage());
        assertEquals(4, page.getLastPage());
        assertEquals(false, page.isIsFirstPage());
        assertEquals(false, page.isIsLastPage());
        assertEquals(true, page.isHasPreviousPage());
        assertEquals(true, page.isHasNextPage());

        //?350?count
        PageHelper.startPage(3, 50);
        list = countryMapper.selectAll();
        page = new PageInfo<Country>(list);
        assertEquals(3, page.getPageNum());
        assertEquals(50, page.getPageSize());
        assertEquals(101, page.getStartRow());
        assertEquals(150, page.getEndRow());
        assertEquals(183, page.getTotal());
        assertEquals(4, page.getPages());
        assertEquals(1, page.getFirstPage());
        assertEquals(4, page.getLastPage());
        assertEquals(false, page.isIsFirstPage());
        assertEquals(false, page.isIsLastPage());
        assertEquals(true, page.isHasPreviousPage());
        assertEquals(true, page.isHasNextPage());

        //?450?count
        PageHelper.startPage(4, 50);
        list = countryMapper.selectAll();
        page = new PageInfo<Country>(list);
        assertEquals(4, page.getPageNum());
        assertEquals(50, page.getPageSize());
        assertEquals(151, page.getStartRow());
        assertEquals(183, page.getEndRow());
        assertEquals(183, page.getTotal());
        assertEquals(4, page.getPages());
        assertEquals(1, page.getFirstPage());
        assertEquals(4, page.getLastPage());
        assertEquals(false, page.isIsFirstPage());
        assertEquals(true, page.isIsLastPage());
        assertEquals(true, page.isHasPreviousPage());
        assertEquals(false, page.isHasNextPage());

    } finally {
        sqlSession.close();
    }
}

From source file:com.github.pagehelper.test.basic.PageInfoTest.java

License:Open Source License

/**
 * Mapper?PageHelper.startPage??Mapper??
 *///from www .  j a v a  2s .  c  o m
@Test
public void testNavigatePages() {
    SqlSession sqlSession = MybatisHelper.getSqlSession();
    CountryMapper countryMapper = sqlSession.getMapper(CountryMapper.class);
    try {
        //?110?count
        PageHelper.startPage(1, 10);
        List<Country> list = countryMapper.selectAll();
        PageInfo<Country> page = new PageInfo<Country>(list, 20);
        assertEquals(1, page.getPageNum());
        assertEquals(10, page.getPageSize());
        assertEquals(1, page.getStartRow());
        assertEquals(10, page.getEndRow());
        assertEquals(183, page.getTotal());
        assertEquals(19, page.getPages());
        assertEquals(1, page.getFirstPage());
        assertEquals(19, page.getLastPage());
        assertEquals(true, page.isIsFirstPage());
        assertEquals(false, page.isIsLastPage());
        assertEquals(false, page.isHasPreviousPage());
        assertEquals(true, page.isHasNextPage());

        //?250?count
        PageHelper.startPage(2, 50);
        list = countryMapper.selectAll();
        page = new PageInfo<Country>(list, 2);
        assertEquals(2, page.getPageNum());
        assertEquals(50, page.getPageSize());
        assertEquals(51, page.getStartRow());
        assertEquals(100, page.getEndRow());
        assertEquals(183, page.getTotal());
        assertEquals(4, page.getPages());
        assertEquals(1, page.getFirstPage());
        assertEquals(2, page.getLastPage());
        assertEquals(false, page.isIsFirstPage());
        assertEquals(false, page.isIsLastPage());
        assertEquals(true, page.isHasPreviousPage());
        assertEquals(true, page.isHasNextPage());
    } finally {
        sqlSession.close();
    }
}

From source file:com.github.pagehelper.test.basic.parameter.TestParameterArray.java

License:Open Source License

/**
 * Mapper?PageHelper.startPage??Mapper??
 *///from   ww  w  . j  ava2 s. c o m
@Test
public void testMapperWithStartPage() {
    SqlSession sqlSession = MybatisHelper.getSqlSession();
    CountryMapper countryMapper = sqlSession.getMapper(CountryMapper.class);
    try {
        //?110?count
        PageHelper.startPage(1, 10);
        List<Country> list = countryMapper.selectAllOrderByArray(new Integer[] { 1, 2 });
        assertEquals(3, list.get(0).getId());
        assertEquals(10, list.size());
        assertEquals(181, ((Page<?>) list).getTotal());
    } finally {
        sqlSession.close();
    }
}

From source file:com.github.pagehelper.test.basic.parameter.TestParameterList.java

License:Open Source License

/**
 * Mapper?PageHelper.startPage??Mapper??
 *///w w w.j  av a2  s  .  com
@Test
public void testMapperWithStartPage() {
    SqlSession sqlSession = MybatisHelper.getSqlSession();
    CountryMapper countryMapper = sqlSession.getMapper(CountryMapper.class);
    try {
        //?110?count
        List<Integer> paList = new ArrayList<Integer>();
        paList.add(1);
        paList.add(2);
        PageHelper.startPage(1, 10);
        List<Country> list = countryMapper.selectAllOrderByList(paList);
        assertEquals(3, list.get(0).getId());
        assertEquals(10, list.size());
        assertEquals(181, ((Page<?>) list).getTotal());
    } finally {
        sqlSession.close();
    }
}

From source file:com.github.pagehelper.test.basic.parameter.TestParameterMap.java

License:Open Source License

/**
 * Mapper?PageHelper.startPage??Mapper??
 *//*from w  ww .  j a  v  a 2s .co  m*/
@Test
public void testMapperWithStartPage() {
    SqlSession sqlSession = MybatisHelper.getSqlSession();
    CountryMapper countryMapper = sqlSession.getMapper(CountryMapper.class);
    try {
        //?110?count
        Map<String, Object> map = new HashMap<String, Object>();
        map.put("order1", 1);
        map.put("order2", 2);
        PageHelper.startPage(1, 10);
        List<Country> list = countryMapper.selectAllOrderByMap(map);
        assertEquals(3, list.get(0).getId());
        assertEquals(10, list.size());
        assertEquals(181, ((Page<?>) list).getTotal());
    } finally {
        sqlSession.close();
    }
}

From source file:com.github.pagehelper.test.basic.parameter.TestParameterNone.java

License:Open Source License

/**
 * Mapper?PageHelper.startPage??Mapper??
 *///  w  w  w .  j a  v  a  2s  .  c  om
@Test
public void testMapperWithStartPage() {
    SqlSession sqlSession = MybatisHelper.getSqlSession();
    CountryMapper countryMapper = sqlSession.getMapper(CountryMapper.class);
    try {
        //?110?count
        PageHelper.startPage(1, 10);
        List<Country> list = countryMapper.selectAll();
        assertEquals(1, list.get(0).getId());
        assertEquals(10, list.size());
        assertEquals(183, ((Page<?>) list).getTotal());
    } finally {
        sqlSession.close();
    }
}

From source file:com.github.pagehelper.test.basic.parameter.TestParameterOne.java

License:Open Source License

/**
 * Mapper?PageHelper.startPage??Mapper??
 *//*from   w  w  w. j ava2s  . c  o m*/
@Test
public void testMapperWithStartPage() {
    SqlSession sqlSession = MybatisHelper.getSqlSession();
    CountryMapper countryMapper = sqlSession.getMapper(CountryMapper.class);
    try {
        //?110?count
        PageHelper.startPage(1, 10);
        List<Country> list = countryMapper.selectGreterThanId(1);
        assertEquals(2, list.get(0).getId());
        assertEquals(10, list.size());
        assertEquals(182, ((Page<?>) list).getTotal());
    } finally {
        sqlSession.close();
    }
}

From source file:com.github.pagehelper.test.basic.provider.TestProvider.java

License:Open Source License

@Test
public void testProvider() {
    SqlSession sqlSession = MybatisHelper.getSqlSession();
    Map<String, Object> map = new HashMap<String, Object>();
    map.put("id", 100);
    CountryMapper countryMapper = sqlSession.getMapper(CountryMapper.class);
    try {/*ww  w.j a v  a  2 s.  c  om*/
        PageHelper.startPage(1, 10);
        List<Country> list = countryMapper.selectByProvider(map);
        assertEquals(100, list.get(0).getId());
        assertEquals(1, list.size());
        assertEquals(1, ((Page<?>) list).getTotal());

        map.put("countryname", "?");
        PageHelper.startPage(1, 10);
        list = countryMapper.selectByProvider(map);
        assertEquals(0, list.size());
    } finally {
        sqlSession.close();
    }
}