@Test
public void getBoolean() {
SqlQuery sqlQuery;
if (isOracle()) {
sqlQuery = Ebean.createSqlQuery("SELECT 1 AS ISNT_NULL from dual");
} else {
sqlQuery = Ebean.createSqlQuery("SELECT 1 IS NOT NULL AS ISNT_NULL");
}
SqlRow row = sqlQuery.findUnique();
Boolean value = row.getBoolean("ISNT_NULL");
assertThat(value).isTrue();
}
// SELECT DOCTOR .id as id, concat(surname, ' ', name, ' ', patronymic) as fio, doctor_type_name
// as type FROM DOCTOR LEFT JOIN DOCTOR_TYPE ON DOCTOR_TYPE.ID = DOCTOR.DOCTOR_TYPE_ID
public static Map<String, String> fioMapByType(Long doctorTypeNameId) {
// TODO: check this statement at latest version of PostgreSQL
Map<String, String> theMap = new HashMap<String, String>();
String sql =
"SELECT DOCTOR.id as id, concat(surname, ' ', name, ' ', patronymic) as fio FROM DOCTOR LEFT JOIN DOCTOR_TYPE ON DOCTOR_TYPE.ID = DOCTOR.DOCTOR_TYPE_ID WHERE doctor_type.id=:type_id";
SqlQuery sqlQuery = Ebean.createSqlQuery(sql).setParameter("type_id", doctorTypeNameId);
List<SqlRow> rows = sqlQuery.findList();
for (SqlRow row : rows) {
theMap.put(row.getString("id"), row.getString("fio"));
}
return theMap;
}
public static List<String> fioSQLListByType(String doctorTypeName) {
// TODO: check this statement at latest version of PostgreSQL
List<String> theList = new ArrayList<String>();
String sql =
"SELECT concat(surname, ' ', name, ' ', patronymic) as fio FROM DOCTOR LEFT JOIN DOCTOR_TYPE ON DOCTOR_TYPE.ID = DOCTOR.DOCTOR_TYPE_ID WHERE DOCTOR_TYPE_NAME=:DOCTOR_TYPE_NAME";
SqlQuery sqlQuery = Ebean.createSqlQuery(sql).setParameter("DOCTOR_TYPE_NAME", doctorTypeName);
List<SqlRow> rows = sqlQuery.findList();
// List<SqlRow> rows = Doctor.fioSQLListByType("Терапевт");
for (SqlRow row : rows) {
// Logger.info("row: "+ row);
theList.add(row.getString("fio"));
}
return theList;
}
@Override
public long size() {
if (size == null) {
String sql = null;
try {
// Count all
sql = mysqlQuery.toCountSQL();
LOGGER.debug(sql);
Statement dataSt = dataConn.createStatement();
ResultSet dataRS = dataSt.executeQuery(sql);
if (dataRS.next()) {
size = dataRS.getLong("size");
} else {
size = Long.valueOf(0);
}
dataRS.close();
dataSt.close();
} catch (SQLException e) {
throw new RuntimeException(e);
}
}
return size;
}
private void initDataRS() {
String sql = null;
try {
dataSt = store.createReadStatement(dataConn);
sql = mysqlQuery.toSelectSQL();
LOGGER.debug(sql);
dataRS = dataSt.executeQuery(sql);
} catch (Exception e) {
try {
// Give a second change (Broken pipe exception)
dataSt = store.createReadStatement(dataConn);
sql = mysqlQuery.toSelectSQL();
dataRS = dataSt.executeQuery(sql);
} catch (Exception e2) {
throw new RuntimeException(e2);
}
}
}
public void addConstraint(SqlQuery sqlQuery, RolapCube baseCube, AggStar aggStar) {
// Use aggregate table to generate filter condition
RolapNativeSql sql =
new RolapNativeSql(sqlQuery, aggStar, getEvaluator(), args[0].getLevel());
String filterSql = sql.generateFilterCondition(filterExpr);
if (filterSql != null) {
sqlQuery.addHaving(filterSql);
}
if (getEvaluator().isNonEmpty() || isJoinRequired()) {
// only apply context constraint if non empty, or
// if a join is required to fulfill the filter condition
super.addConstraint(sqlQuery, baseCube, aggStar);
}
}
// TODO: repair choosing doctor by typename
public static List<String> fioListByType(String doctorTypeName) {
/*String query = "find doctor fetch doctor_type.doctor_type_id";
List<Doctor> doctors = Ebean.find(Doctor.class)
.setQuery(query)
.setParameter("doctor_type_id", new Long(1))
.findList(); */
String sql =
"SELECT * FROM DOCTOR LEFT JOIN DOCTOR_TYPE ON DOCTOR_TYPE.ID = DOCTOR.DOCTOR_TYPE_ID";
SqlQuery sqlQuery = Ebean.createSqlQuery(sql);
List<SqlRow> list = sqlQuery.findList();
/*RawSql rawSql = RawSqlBuilder.parse(sql).create();
javax.persistence.Query<Doctor> query = Ebean.find(Doctor.class);
query.setRawSql(rawSql);
//.columnMapping("id", "doctor.id")
//.columnMapping("name", "doctor.name")
//.columnMapping("surname", "doctor.surname")
//.columnMapping("patronymic", "doctor.patronymic")
//.columnMapping("patronymic", "doctor_type.doctor_type_name");
List<Doctor> doctors = query.findList(); */
// List<Doctor> doctors = Ebean.find(Doctor.class)
// .fetch("doctor_type","doctor.doctor_type_id")
// .findList();
// List<Doctor> doctors = find.fetch("doctor_type")
// .where().eq("doctor.doctor_type_name", doctorTypeName)
// .findList();
/*com.avaje.ebean.Query q = Ebean.createQuery(Doctor.class);
q.join("doctor_type");
final List<Doctor> eventList = q.findList();*/
List<Doctor> doctors = find.where().eq("doctor_type_id", new Long(1)).findList();
List<String> theList = new ArrayList<String>();
for (Doctor doctor : doctors) {
theList.add(doctor.getFullName());
}
return theList;
}
public static ResultSet execute(SqlQuery query) throws SQLException {
return executeList(query.toString(), query.getParams());
}
NativeEvaluator createEvaluator(RolapEvaluator evaluator, FunDef fun, Exp[] args) {
if (!isEnabled()) {
return null;
}
if (!FilterConstraint.isValidContext(evaluator, restrictMemberTypes())) {
return null;
}
// is this "Filter(<set>, <numeric expr>)"
String funName = fun.getName();
if (!"Filter".equalsIgnoreCase(funName)) {
return null;
}
if (args.length != 2) {
return null;
}
// extract the set expression
List<CrossJoinArg[]> allArgs = crossJoinArgFactory().checkCrossJoinArg(evaluator, args[0]);
// checkCrossJoinArg returns a list of CrossJoinArg arrays. The first
// array is the CrossJoin dimensions. The second array, if any,
// contains additional constraints on the dimensions. If either the
// list or the first array is null, then native cross join is not
// feasible.
if (allArgs == null || allArgs.isEmpty() || allArgs.get(0) == null) {
return null;
}
CrossJoinArg[] cjArgs = allArgs.get(0);
if (isPreferInterpreter(cjArgs, false)) {
return null;
}
// extract "order by" expression
SchemaReader schemaReader = evaluator.getSchemaReader();
DataSource ds = schemaReader.getDataSource();
// generate the WHERE condition
// Need to generate where condition here to determine whether
// or not the filter condition can be created. The filter
// condition could change to use an aggregate table later in evaluation
SqlQuery sqlQuery = SqlQuery.newQuery(ds, "NativeFilter");
RolapNativeSql sql = new RolapNativeSql(sqlQuery, null, evaluator, cjArgs[0].getLevel());
final Exp filterExpr = args[1];
String filterExprStr = sql.generateFilterCondition(filterExpr);
if (filterExprStr == null) {
return null;
}
// Check to see if evaluator contains a calculated member that can't be
// expanded. This is necessary due to the SqlConstraintsUtils.
// addContextConstraint()
// method which gets called when generating the native SQL.
if (SqlConstraintUtils.containsCalculatedMember(evaluator.getNonAllMembers(), true)) {
return null;
}
LOGGER.debug("using native filter");
final int savepoint = evaluator.savepoint();
try {
overrideContext(evaluator, cjArgs, sql.getStoredMeasure());
// Now construct the TupleConstraint that contains both the CJ
// dimensions and the additional filter on them.
CrossJoinArg[] combinedArgs = cjArgs;
if (allArgs.size() == 2) {
CrossJoinArg[] predicateArgs = allArgs.get(1);
if (predicateArgs != null) {
// Combined the CJ and the additional predicate args.
combinedArgs = Util.appendArrays(cjArgs, predicateArgs);
}
}
TupleConstraint constraint = new FilterConstraint(combinedArgs, evaluator, filterExpr);
return new SetEvaluator(cjArgs, schemaReader, constraint);
} finally {
evaluator.restore(savepoint);
}
}
