Java example --recursive queries

private static final String EMPLOYEE_FORM = "Employee";
private static final int EMP_EMPLOYEE_NAME = 536870913;
private static final int EMP_EMPLOYEE_ID = 536870914;
private static final int EMP_MANAGER_ID = 536870915;
private static final int EMP_MANAGER_ID = 536870915;
private void queryOnEmployeeForm(ARServerUser arConnection) throws ARException
{
// Create recursive query part first.
RecursiveQuery recursive = new RecursiveQuery();

// Add Employee form as the source. Since there is only
// one source you do not need to specify recursive source with
// the setRecursiveForm method.
QuerySourceForm employeeForm = new QuerySourceForm(EMPLOYEE_FORM);
recursive.addFromSource(employeeForm);

// The following fields are included in the results of the recursion.
recursive.addFromField(EMP_EMPLOYEE_NAME, employeeForm);
recursive.addFromField(EMP_EMPLOYEE_ID, employeeForm);
recursive.addFromField(EMP_MANAGER_ID, employeeForm);

// Create the starting qualifier.
ArithmeticOrRelationalOperand startFieldOp =
    new ArithmeticOrRelationalOperand(EMP_EMPLOYEE_NAME, employeeForm);
ArithmeticOrRelationalOperand startValueOp =
    new ArithmeticOrRelationalOperand(new Value("Bob Jones"));
RelationalOperationInfo startRelOp =
    new RelationalOperationInfo(RelationalOperationInfo.AR_REL_OP_EQUAL,
    startFieldOp, startValueOp);
QualifierInfo startQual = new QualifierInfo(startRelOp);
recursive.setQualifier(startQual);

// Create the recursion qualifier.
ArithmeticOrRelationalOperand recurseField1 =
    new ArithmeticOrRelationalOperand(EMP_MANAGER_ID, employeeForm);
ArithmeticOrRelationalOperand recurseField2 =
    new ArithmeticOrRelationalOperand(EMP_EMPLOYEE_ID, recursive);
RelationalOperationInfo recurseRelOp =
    new RelationalOperationInfo(RelationalOperationInfo.AR_REL_OP_EQUAL,
    recurseField1, recurseField2);
QualifierInfo recurseQual = new QualifierInfo(recurseRelOp);
recursive.setRecursionQualifier(recurseQual);

// Specify the number of levels in the hierarchy to retrieve.
// Specify 3 to retrieve 2 levels below the parent level.
// (The parent level is identified by the starting qualifier.)
recursive.setLevelsToRetrieve(3);

// Create regular query.
RegularQuery query = new RegularQuery();

// Add recursive query as source.
query.addFromSource(recursive);

// Add the fields from the recursive query as the return field
// in the regular query.
query.addFromField(EMP_EMPLOYEE_NAME, recursive);
query.addFromField(EMP_EMPLOYEE_ID, recursive);
query.addFromField(EMP_MANAGER_ID, recursive);

// Call routine.
List<QuerySourceValues> results =
    arConnection.getListEntryObjects(query, 0, 0, false, null);
}