@Override
public void exec(RenderTask task) throws Exception {
// get the pid list
RenderTask parent = ((RenderTask) task.getParentContext());
List<Object> values = parent.getResults().getFieldValues(this.pidField);
// build the JDS query, Task and execute it
RenderTask task2 = new RenderTask(parent, this.q);
task2.setParam("pid", values);
this.q.exec(task2);
// now perform the intersection join
this.intersectJoin(task2);
}
private static void verify(RenderTask q) {
assertEquals(10, q.size());
assertEquals(17, q.getResults().getFields().size());
// verify correct results
for (int i = 0; i < q.size(); i++) {
assertEquals("row" + i, q.getCellIdx(i, "id"));
for (int j = 0; j < 5; j++) {
assertEquals(i + "-" + j, q.getCellIdx(i, "1st" + j));
assertEquals(i + "-" + j, q.getCellIdx(i, "2nd" + j));
assertEquals("0-" + j, q.getCellIdx(i, "3rd" + j));
}
}
}
@Test
public void testDataGeneratorQuery() throws Exception {
DataGeneratorQuery qry = new DataGeneratorQuery("id", "col", 10, 10);
RenderTask tsk = new RenderTask(vd, qry);
qry.exec(tsk);
// test our basic data generator query
assertEquals(10, tsk.size());
assertEquals(11, tsk.getResults().getFields().size());
// sample the rows/cols diagonally
assertEquals("0-0", tsk.getCellIdx(0, "col0"));
assertEquals("1-1", tsk.getCellIdx(1, "col1"));
assertEquals("2-2", tsk.getCellIdx(2, "col2"));
assertEquals("3-3", tsk.getCellIdx(3, "col3"));
assertEquals("4-4", tsk.getCellIdx(4, "col4"));
assertEquals("5-5", tsk.getCellIdx(5, "col5"));
assertEquals("6-6", tsk.getCellIdx(6, "col6"));
assertEquals("7-7", tsk.getCellIdx(7, "col7"));
assertEquals("8-8", tsk.getCellIdx(8, "col8"));
assertEquals("9-9", tsk.getCellIdx(9, "col9"));
}
