mybatis 拼装 and和or 查询条件

示例：

TestTableExample example = new TestTableExample();

example.or()
.andField1EqualTo(5)
.andField2IsNull();

example.or()
.andField3NotEqualTo(9)
.andField4IsNotNull();

List<Integer> field5Values = new ArrayList<Integer>();
field5Values.add(8);
field5Values.add(11);
field5Values.add(14);
field5Values.add(22);

example.or().andField5In(field5Values);

example.or().andField6Between(3, 7);

where (field1 = 5 and field2 is null)
or (field3 <> 9 and field4 is not null)
or (field5 in (8, 11, 14, 22))
or (field6 between 3 and 7)