Examples with DiscriminatorMapper org.simpleflatmapper.map.mapper.DiscriminatorMapper used on opensource projects

Example 1 with DiscriminatorMapper

use of org.simpleflatmapper.map.mapper.DiscriminatorMapper in project SimpleFlatMapper by arnaudroger.

the class DiscriminatorMapperTest method setUp.

@Before
public void setUp() {
    Mapper<Object[], Person> studentMapper = new Mapper<Object[], Person>() {

        @Override
        public Person map(Object[] source) throws MappingException {
            return map(source, null);
        }

        @Override
        public Person map(Object[] source, MappingContext<? super Object[]> context) throws MappingException {
            StudentGS studentGS = new StudentGS();
            try {
                mapTo(source, studentGS, context);
            } catch (Exception e) {
                ErrorHelper.rethrow(e);
            }
            return studentGS;
        }

        @Override
        public void mapTo(Object[] source, Person target, MappingContext<? super Object[]> context) throws Exception {
            StudentGS studentGS = (StudentGS) target;
            studentGS.setName((String) source[1]);
            studentGS.setId((Integer) source[2]);
        }
    };
    Mapper<Object[], Person> professorMapper = new Mapper<Object[], Person>() {

        @Override
        public Person map(Object[] source) throws MappingException {
            return map(source, null);
        }

        @Override
        public Person map(Object[] source, MappingContext<? super Object[]> context) throws MappingException {
            ProfessorGS professorGS = new ProfessorGS();
            try {
                mapTo(source, professorGS, context);
            } catch (Exception e) {
                ErrorHelper.rethrow(e);
            }
            return professorGS;
        }

        @Override
        public void mapTo(Object[] source, Person target, MappingContext<? super Object[]> context) throws Exception {
            ProfessorGS professorGS = (ProfessorGS) target;
            professorGS.setName((String) source[1]);
            professorGS.setId((Integer) source[2]);
        }
    };
    List<DiscriminatorMapper.PredicatedMapper<Object[], Object[][], Person, RuntimeException>> mappers = new ArrayList<DiscriminatorMapper.PredicatedMapper<Object[], Object[][], Person, RuntimeException>>();
    mappers.add(new DiscriminatorMapper.PredicatedMapper<Object[], Object[][], Person, RuntimeException>(new Predicate<Object[]>() {

        @Override
        public boolean test(Object[] objects) {
            return "student".equals(objects[0]);
        }
    }, studentMapper, new MappingContextFactoryFromRows<Object[], Object[][], RuntimeException>() {

        @Override
        public MappingContext<? super Object[]> newMappingContext(Object[][] objects) throws RuntimeException {
            return MappingContext.INSTANCE;
        }
    }));
    mappers.add(new DiscriminatorMapper.PredicatedMapper<Object[], Object[][], Person, RuntimeException>(new Predicate<Object[]>() {

        @Override
        public boolean test(Object[] objects) {
            return "professor".equals(objects[0]);
        }
    }, professorMapper, new MappingContextFactoryFromRows<Object[], Object[][], RuntimeException>() {

        @Override
        public MappingContext<? super Object[]> newMappingContext(Object[][] objects) throws RuntimeException {
            return MappingContext.INSTANCE;
        }
    }));
    mapper = new DiscriminatorMapper<Object[], Object[][], Person, RuntimeException>(mappers, new UnaryFactory<Object[][], Enumarable<Object[]>>() {

        @Override
        public Enumarable<Object[]> newInstance(Object[][] objects) {
            return new ArrayEnumarable<Object[]>(objects);
        }
    }, new UncheckedConverter<Object[], String>() {

        @Override
        public String convert(Object[] in) {
            return Arrays.toString(in);
        }
    }, RethrowConsumerErrorHandler.INSTANCE);
}

Example 2 with DiscriminatorMapper

use of org.simpleflatmapper.map.mapper.DiscriminatorMapper in project SimpleFlatMapper by arnaudroger.

the class DiscriminatorJdbcBuilder method mapper.

/**
 * @return a new jdbcMapper based on the current state
 */
public JdbcMapper<T> mapper() {
    List<DiscriminatorMapper.PredicatedMapper<ResultSet, ResultSet, T, SQLException>> mappers = new ArrayList<DiscriminatorMapper.PredicatedMapper<ResultSet, ResultSet, T, SQLException>>();
    for (DiscriminatorJdbcSubBuilder subBuilder : builders) {
        JdbcMapper<T> mapper = subBuilder.createMapper();
        Predicate<ResultSet> predicate = new ResultSetDiscriminatorPredicate(column, subBuilder.predicate);
        mappers.add(new DiscriminatorMapper.PredicatedMapper<ResultSet, ResultSet, T, SQLException>(predicate, mapper, mapper));
    }
    DiscriminatorJdbcMapper<T> discriminatorMapper = new DiscriminatorJdbcMapper<T>(mappers, new UnaryFactory<ResultSet, Enumarable<ResultSet>>() {

        @Override
        public Enumarable<ResultSet> newInstance(ResultSet resultSet) {
            return new ResultSetEnumarable(resultSet);
        }
    }, UncheckedConverterHelper.<ResultSet, String>toUnchecked(new Converter<ResultSet, String>() {

        @Override
        public String convert(ResultSet in) throws SQLException {
            return column + ":" + in.getObject(column);
        }
    }), jdbcMapperFactory.consumerErrorHandler());
    return discriminatorMapper;
}