Application: gvSIG desktop

  public void testSubselect() throws Exception {

    JDBCHelper helper = TestUtils.getJDBCHelper();

    JDBCSQLBuilderBase sqlbuilder = helper.createSQLBuilder();

    OperationsFactory operations = helper.getOperations();

    List<String> expectedSQLs = TestUtils.getSQLs("resultSetForSetProvider.sql");

    FeatureStore sourceStore = TestUtils.openSourceStore1();

    TableReference table = operations.createTableReference(

            "dbtest", 

            sqlbuilder.default_schema(), 

            "test", 

            null

    );

    StringBuilder filter = new StringBuilder();

    filter.append("EXISTS(");

    filter.append(" SELECT 1 FROM countries");

    filter.append("   WHERE ");

    filter.append("     TEST.STRING = countries.CONTINENT AND ");

    filter.append("     countries.LASTCENSUS < 0 ");

    filter.append("   LIMIT 1;, ");

    filter.append(" 'EXISTS62a964cd7bc24f409b97c03b9170408d' ");

    filter.append(")");

    FeatureType featureType = sourceStore.getDefaultFeatureType();

    FeatureQuery query = sourceStore.createFeatureQuery();

    query.addFilter(filter.toString());

    ResultSetForSetProviderOperation resultSetForSetProvider = operations.createResultSetForSetProvider(

            table,

            null,

            null,

            query,

            featureType,

            featureType,

            0,

            0, 

            0

    );

    String sql = resultSetForSetProvider.getSQL();

    System.out.println("###### SQL:"+sql);

    System.out.println("###### EXP:"+expectedSQLs.get(2));

    assertEquals("ResultSetForSetProvider SQL", expectedSQLs.get(2), sql);

  }