public void remove(Object entity) {
checkTransactionNeeded();
try {
getSession().delete(entity);
} catch (MappingException e) {
throw new IllegalArgumentException(e.getMessage(), e);
} catch (RuntimeException e) { // including HibernateException
throw convert(e);
}
}
public void persist(Object entity) {
checkTransactionNeeded();
try {
getSession().persist(entity);
} catch (MappingException e) {
throw new IllegalArgumentException(e.getMessage());
} catch (RuntimeException e) {
throw convert(e);
}
}
private JosekiManager() {
logger = Logger.getLogger(JosekiManager.class);
Configuration config = new Configuration();
try {
config.addClass(MCJosekiEntry.class);
sessionFactory = config.buildSessionFactory();
} catch (MappingException ex) {
logger.error("MappingException: " + ex.getMessage());
} catch (HibernateException ex) {
logger.error("HibernateException: " + ex.getMessage());
}
}
@SuppressWarnings("unchecked")
public <A> A merge(A entity) {
checkTransactionNeeded();
try {
return (A) getSession().merge(entity);
} catch (ObjectDeletedException sse) {
throw new IllegalArgumentException(sse);
} catch (MappingException e) {
throw new IllegalArgumentException(e.getMessage(), e);
} catch (RuntimeException e) { // including HibernateException
throw convert(e);
}
}
public boolean contains(Object entity) {
try {
if (entity != null
&& !(entity instanceof HibernateProxy)
&& getSession().getSessionFactory().getClassMetadata(entity.getClass()) == null) {
throw new IllegalArgumentException("Not an entity:" + entity.getClass());
}
return getSession().contains(entity);
} catch (MappingException e) {
throw new IllegalArgumentException(e.getMessage(), e);
} catch (HibernateException he) {
throw convert(he);
}
}
@SuppressWarnings("unchecked")
public <T> T getReference(Class<T> entityClass, Object primaryKey) {
try {
return (T) getSession().load(entityClass, (Serializable) primaryKey);
} catch (MappingException e) {
throw new IllegalArgumentException(e.getMessage(), e);
} catch (TypeMismatchException e) {
throw new IllegalArgumentException(e.getMessage(), e);
} catch (ClassCastException e) {
throw new IllegalArgumentException(e.getMessage(), e);
} catch (HibernateException he) {
throw convert(he);
}
}
public <A> A find(
Class<A> entityClass,
Object primaryKey,
LockModeType lockModeType,
Map<String, Object> properties) {
CacheMode previousCacheMode = getSession().getCacheMode();
CacheMode cacheMode = determineAppropriateLocalCacheMode(properties);
LockOptions lockOptions = null;
try {
getSession().setCacheMode(cacheMode);
if (lockModeType != null) {
return (A)
getSession()
.get(
entityClass,
(Serializable) primaryKey,
getLockRequest(lockModeType, properties));
} else {
return (A) getSession().get(entityClass, (Serializable) primaryKey);
}
} catch (ObjectDeletedException e) {
// the spec is silent about people doing remove() find() on the same PC
return null;
} catch (ObjectNotFoundException e) {
// should not happen on the entity itself with get
throw new IllegalArgumentException(e.getMessage(), e);
} catch (MappingException e) {
throw new IllegalArgumentException(e.getMessage(), e);
} catch (TypeMismatchException e) {
throw new IllegalArgumentException(e.getMessage(), e);
} catch (ClassCastException e) {
throw new IllegalArgumentException(e.getMessage(), e);
} catch (HibernateException he) {
throw convert(he, lockOptions);
} finally {
getSession().setCacheMode(previousCacheMode);
}
}
public void refresh(Object entity, LockModeType lockModeType, Map<String, Object> properties) {
checkTransactionNeeded();
CacheMode previousCacheMode = getSession().getCacheMode();
CacheMode localCacheMode = determineAppropriateLocalCacheMode(properties);
LockOptions lockOptions = null;
try {
getSession().setCacheMode(localCacheMode);
if (!getSession().contains(entity)) {
throw new IllegalArgumentException("Entity not managed");
}
if (lockModeType != null) {
getSession().refresh(entity, (lockOptions = getLockRequest(lockModeType, properties)));
} else {
getSession().refresh(entity);
}
} catch (MappingException e) {
throw new IllegalArgumentException(e.getMessage(), e);
} catch (HibernateException he) {
throw convert(he, lockOptions);
} finally {
getSession().setCacheMode(previousCacheMode);
}
}
private Integer internalGetPropertyMaxLength(final String entityName, final String propertyName) {
Integer length = columnLengthMap.get(getKey(entityName, propertyName));
if (length != null) {
return length;
}
if (columnLengthFailedSet.contains(getKey(entityName, propertyName)) == true) {
return null;
}
final PersistentClass persistentClass = configuration.getClassMapping(entityName);
if (persistentClass == null) {
final String msg =
"Could not find persistent class for entityName '"
+ entityName
+ "' (OK for non hibernate objects).";
if (entityName.endsWith("DO") == true) {
log.error(msg);
} else {
log.info(msg);
}
putFailedEntry(entityName, propertyName);
return null;
}
Column column = persistentClass.getTable().getColumn(new Column(propertyName));
if (column == null) {
// OK, may be the database name of the column differs, e. g. if a different name is set via
// @Column(name = "...").
Property property = null;
try {
property = persistentClass.getProperty(propertyName);
} catch (final MappingException ex) {
if (TEST_MODE == false) {
log.error(ex.getMessage(), ex);
} else {
log.info("***** TESTMODE: property '" + propertyName + "' not found (OK in test mode).");
}
putFailedEntry(entityName, propertyName);
return null;
}
final Iterator<?> it = property.getColumnIterator();
if (it.hasNext() == true) {
column = (Column) it.next();
if (it.hasNext() == true) {
putFailedEntry(entityName, propertyName);
throw new UnsupportedOperationException(
"Multiple columns for selected entity '"
+ entityName
+ "' with name '"
+ propertyName
+ "' not predictable, aborting.");
}
}
}
if (column == null) {
log.error(
"Could not find column for entity '"
+ entityName
+ "' with name '"
+ propertyName
+ "'.");
return null;
}
length = column.getLength();
columnLengthMap.put(entityName + "#" + propertyName, length);
return length;
}
public static int checkReferencedColumnsType(
Ejb3JoinColumn[] columns, PersistentClass referencedEntity, MetadataBuildingContext context) {
// convenient container to find whether a column is an id one or not
Set<Column> idColumns = new HashSet<Column>();
Iterator idColumnsIt = referencedEntity.getKey().getColumnIterator();
while (idColumnsIt.hasNext()) {
idColumns.add((Column) idColumnsIt.next());
}
boolean isFkReferencedColumnName = false;
boolean noReferencedColumn = true;
// build the list of potential tables
if (columns.length == 0) return NO_REFERENCE; // shortcut
Object columnOwner =
BinderHelper.findColumnOwner(referencedEntity, columns[0].getReferencedColumn(), context);
if (columnOwner == null) {
try {
throw new MappingException(
"Unable to find column with logical name: "
+ columns[0].getReferencedColumn()
+ " in "
+ referencedEntity.getTable()
+ " and its related "
+ "supertables and secondary tables");
} catch (MappingException e) {
throw new RecoverableException(e.getMessage(), e);
}
}
Table matchingTable =
columnOwner instanceof PersistentClass
? ((PersistentClass) columnOwner).getTable()
: ((Join) columnOwner).getTable();
// check each referenced column
for (Ejb3JoinColumn ejb3Column : columns) {
String logicalReferencedColumnName = ejb3Column.getReferencedColumn();
if (StringHelper.isNotEmpty(logicalReferencedColumnName)) {
String referencedColumnName;
try {
referencedColumnName =
context
.getMetadataCollector()
.getPhysicalColumnName(matchingTable, logicalReferencedColumnName);
} catch (MappingException me) {
// rewrite the exception
throw new MappingException(
"Unable to find column with logical name: "
+ logicalReferencedColumnName
+ " in "
+ matchingTable.getName());
}
noReferencedColumn = false;
Column refCol = new Column(referencedColumnName);
boolean contains = idColumns.contains(refCol);
if (!contains) {
isFkReferencedColumnName = true;
break; // we know the state
}
}
}
if (isFkReferencedColumnName) {
return NON_PK_REFERENCE;
} else if (noReferencedColumn) {
return NO_REFERENCE;
} else if (idColumns.size() != columns.length) {
// reference use PK but is a subset or a superset
return NON_PK_REFERENCE;
} else {
return PK_REFERENCE;
}
}
