public void testInsertWithDefaultValues() {
// insert into things default values;
Insert insert = Insert.into(Thing.TABLE).defaultValues();
CompiledStatement compiled = insert.compile();
verifyCompiledSqlArgs(compiled, 0);
int rowsBeforeInsert = dao.count(Thing.class, Criterion.all);
assertEquals(3, dao.insert(insert));
int rowsAfterInsert = dao.count(Thing.class, Criterion.all);
assertEquals(rowsBeforeInsert + 1, rowsAfterInsert);
// get the newest
Thing newThing = null;
SquidCursor<Thing> cursor = null;
try {
cursor =
dao.query(
Thing.class, Query.select(Thing.PROPERTIES).orderBy(Order.desc(Thing.ID)).limit(1));
if (cursor.moveToFirst()) {
newThing = new Thing(cursor);
}
} finally {
if (cursor != null) {
cursor.close();
}
}
assertNotNull(newThing);
assertEquals(Thing.DEFAULT_FOO, newThing.getFoo());
assertEquals(Thing.DEFAULT_BAR, newThing.getBar().intValue());
assertEquals(Thing.DEFAULT_IS_ALIVE, newThing.isAlive().booleanValue());
}
public static void customLoad(ArrayList list, String db, String sqry) throws Exception {
BigliettoTreno model;
for (CachedRowSet crs = Query.select(db, sqry); crs.next(); list.add(model)) {
model = new BigliettoTreno();
populate(model, crs);
}
}
public static void load(BigliettoTreno model, String db, String id) throws Exception {
ArrayList params = new ArrayList();
params.add(id);
CachedRowSet crs = Query.select(LOAD_BIGLIETTO_TRENO, params, db);
if (crs.next()) {
populate(model, crs);
}
}
public void testInsertWithQuery() {
double pi = Math.PI;
Criterion criterion = Thing.QUX.gt(pi);
int numThingsMatching = dao.count(Thing.class, criterion);
// insert into testModels select foo, bar, isAlive from things where qux > 3.1415...;
Query query =
Query.select(Thing.FOO, Thing.BAR, Thing.IS_ALIVE).from(Thing.TABLE).where(criterion);
Insert insert =
Insert.into(TestModel.TABLE)
.columns(TestModel.LAST_NAME, TestModel.LUCKY_NUMBER, TestModel.IS_HAPPY)
.select(query);
CompiledStatement compiled = insert.compile();
verifyCompiledSqlArgs(compiled, 1, pi);
int testModelsBeforeInsert = dao.count(TestModel.class, Criterion.all);
assertEquals(3, dao.insert(insert));
int testModelsAfterInsert = dao.count(TestModel.class, Criterion.all);
assertEquals(testModelsBeforeInsert + numThingsMatching, testModelsAfterInsert);
}
/**
* Counts all entities of the specified type matching the given criteria and parameters. This is a
* convenience method for: <code>count(type, Query.select().where(criteria, parameters))</code>
*
* @param type The type of the entities which should be counted.
* @param criteria A parameterized WHERE statement used to determine the result set which will be
* counted.
* @param parameters A varargs array of parameters to be passed to the executed prepared
* statement. The length of this array <i>must</i> match the number of parameters (denoted by
* the '?' char) in the <code>criteria</code>.
* @return The number of entities of the given type which match the specified criteria.
*/
public <K> int count(Class<? extends RawEntity<K>> type, String criteria, Object... parameters)
throws SQLException {
return count(type, Query.select().where(criteria, parameters));
}
/**
* Counts all entities of the specified type. This method is actually a delegate for: <code>
* count(Class<? extends Entity>, Query)</code>
*
* @param type The type of the entities which should be counted.
* @return The number of entities of the specified type.
*/
public <K> int count(Class<? extends RawEntity<K>> type) throws SQLException {
return count(type, Query.select());
}
/**
* Convenience method to select all entities of the given type with the specified, parameterized
* criteria. The <code>criteria</code> String specified is appended to the SQL prepared statement
* immediately following the <code>WHERE</code>.
*
* <p>Example:
*
* <pre>manager.find(Person.class, "name LIKE ? OR age > ?", "Joe", 9);</pre>
*
* <p>This actually delegates the call to the {@link #find(Class, Query)} method, properly
* parameterizing the {@link Query} object.
*
* @param type The type of the entities to retrieve.
* @param criteria A parameterized WHERE statement used to determine the results.
* @param parameters A varargs array of parameters to be passed to the executed prepared
* statement. The length of this array <i>must</i> match the number of parameters (denoted by
* the '?' char) in the <code>criteria</code>.
* @return An array of entities of the given type which match the specified criteria.
*/
public <T extends RawEntity<K>, K> T[] find(Class<T> type, String criteria, Object... parameters)
throws SQLException {
return find(type, Query.select().where(criteria, parameters));
}
/**
* Returns all entities of the given type. This actually peers the call to the {@link #find(Class,
* Query)} method.
*
* @param type The type of entity to retrieve.
* @return An array of all entities which correspond to the given type.
*/
public <T extends RawEntity<K>, K> T[] find(Class<T> type) throws SQLException {
return find(type, Query.select());
}
public IterableIterator<T> select(Class cls, String predicate) {
Query<T> query = new QueryImpl<T>(getStorage());
return query.select(cls, iterator(), predicate);
}
public static void customLoad(BigliettoTreno model, String db, String sqry) throws Exception {
CachedRowSet crs = Query.select(db, sqry);
if (crs.next()) {
populate(model, crs);
}
}
