Examples of org.apache.torque.criteria.Criteria.addJoin()

Class org.apache.torque.criteria.Criteria

Examples of org.apache.torque.criteria.Criteria.addJoin()

org.apache.torque.criteria.Criteria.addJoin()
Adds a join to the criteria, E.g. to create the condition
AND PROJECT.PROJECT_ID=FOO.PROJECT_ID
use
criteria.addJoin(ProjectPeer.PROJECT_ID, FooPeer.PROJECT_ID) @param left A String with the left side of the join. @param right A String with the right side of the join. @return A modified Criteria object.

                new Criterion(
                    new ColumnImpl("table2.column2"),
                    new ColumnImpl("table3.column3"),
                    Criteria.LESS_THAN),
                Criteria.INNER_JOIN);
        criteria.addJoin(
                "table1",
                "table2",
                new Criterion(
                    new ColumnImpl("table1.column1"),
                    new ColumnImpl("table2.column2"),

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    public void testInnerJoinExcplicitWithExistingRightAndLeftTable()
            throws Exception
    {
        Criteria criteria = new Criteria();
        criteria.addSelectColumn(new ColumnImpl("table1.column1"));
        criteria.addJoin(
                new ColumnImpl("table2.column2"),
                new ColumnImpl("table3.column3"),
                Criteria.INNER_JOIN);
        criteria.addJoin(
                new ColumnImpl("table1.column1"),

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        criteria.addSelectColumn(new ColumnImpl("table1.column1"));
        criteria.addJoin(
                new ColumnImpl("table2.column2"),
                new ColumnImpl("table3.column3"),
                Criteria.INNER_JOIN);
        criteria.addJoin(
                new ColumnImpl("table1.column1"),
                new ColumnImpl("table4.column4"),
                Criteria.INNER_JOIN);
        criteria.addJoin(
                new ColumnImpl("table1.column1"),

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                Criteria.INNER_JOIN);
        criteria.addJoin(
                new ColumnImpl("table1.column1"),
                new ColumnImpl("table4.column4"),
                Criteria.INNER_JOIN);
        criteria.addJoin(
                new ColumnImpl("table1.column1"),
                new ColumnImpl("table2.column2"),
                Criteria.INNER_JOIN);
        try
        {

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        Criterion join = new Criterion(join1).and(join2).and(join3);


        Criteria criteria = new Criteria();
        criteria.setDbName(databasePostgresql.getName());
        criteria.addSelectColumn(new ColumnImpl("table1.column1"));
        criteria.addJoin("table1", "table2", join, Criteria.INNER_JOIN);


        Query query = SqlBuilder.buildQuery(criteria);


        assertEquals(
                "SELECT table1.column1 FROM table1 INNER JOIN table2 "

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    public void testLeftJoin()
            throws Exception
    {
        Criteria criteria = new Criteria();
        criteria.addSelectColumn(new ColumnImpl("table1.column1"));
        criteria.addJoin(
                new ColumnImpl("table1.column"),
                new ColumnImpl("table2.column"),
                Criteria.LEFT_JOIN);
        Query query = SqlBuilder.buildQuery(criteria);
        assertEquals(

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            throws Exception
    {
        Criteria criteria = new Criteria();
        criteria.addSelectColumn(
                new ColumnImpl("table1.column1"));
        criteria.addJoin(
                new ColumnImpl("table2.column2"),
                new ColumnImpl("table3.column3"),
                Criteria.INNER_JOIN);
        criteria.addJoin(
                new ColumnImpl("table1.column1"),

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                new ColumnImpl("table1.column1"));
        criteria.addJoin(
                new ColumnImpl("table2.column2"),
                new ColumnImpl("table3.column3"),
                Criteria.INNER_JOIN);
        criteria.addJoin(
                new ColumnImpl("table1.column1"),
                new ColumnImpl("table2.column2"),
                Criteria.LEFT_JOIN);
        Query query = SqlBuilder.buildQuery(criteria);
        // left join must be converted to right join to satisfy

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    public void testRightJoin()
            throws Exception
    {
        Criteria criteria = new Criteria();
        criteria.addSelectColumn(new ColumnImpl("table1.column1"));
        criteria.addJoin(
                new ColumnImpl("table1.column"),
                new ColumnImpl("table2.column"),
                Criteria.RIGHT_JOIN);
        Query query = SqlBuilder.buildQuery(criteria);
        assertEquals(

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            throws Exception
    {
        Criteria criteria = new Criteria();
        criteria.addSelectColumn(
                new ColumnImpl("table1.column1"));
        criteria.addJoin(
                new ColumnImpl("table2.column2"),
                new ColumnImpl("table3.column3"),
                Criteria.INNER_JOIN);
        criteria.addJoin(
                new ColumnImpl("table1.column1"),

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