public String compile(final String xls,
                          final String template,
                          int startRow,
                          int startCol) {
        return compile( xls,
                        template,
                        InputType.XLS,
                        startRow,
                        startCol );

    }
@Test
    public void testLoadFromClassPath() {
        final String drl = converter.compile("/data/MultiSheetDST.drl.xls",
                                              "/templates/test_template1.drl",
                                              11,
                                              2);
        assertThat(drl).isNotNull();

        assertThat(drl.indexOf("rule \"How cool is Shaun 12\"") > 0).isTrue();
        assertThat(drl.indexOf("rule \"How cool is Kumar 11\"") > 0).isTrue();
        assertThat(drl).contains("import example.model.User;");
        assertThat(drl).contains("import example.model.Car;");
    }