Java Doc for BaseConnection.java in  » Database-ORM » db-ojb » org » apache » ojb » otm » core » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Database ORM » db ojb » org.apache.ojb.otm.core   Source Cross Reference   Class Diagram   Java Document (Java Doc)   java.lang.Object    org.apache.ojb.otm.core.BaseConnection BaseConnection abstract public class BaseConnection implements OTMConnection(Code) author:    Matthew Baird author:    Raghu Rajah version:    $Id: BaseConnection.java,v 1.37.2.2 2005/12/21 22:30:18 tomdz Exp $ Constructor Summary public   BaseConnection(PBKey pbKey)      Constructor for BaseConnection. Method Summary public  void close()      public  void deletePersistent(Object userObject)      public  Collection getCollectionByQuery(Query query, int lock)      Parameters:   query - The query to execute Parameters:   lock - the lock that need to be acquired on the object Possible values are:LockType.NO_LOCK (aka read only) - changes to the object will not be written todatabase; LockType.READ_LOCK (aka optimistic lock) - changes to the object willbe written to the database, in this case the lock will be automatically upgradedto the write lock on transaction commit; LockType.WRITE_LOCK (aka pessimisticlock) - changes to the object will be written to the database. public  Collection getCollectionByQuery(Query query)      Parameters:   query - The query to execute an Iterator that iterates Objects of class c if calling the .next() method. public  int getCount(Query query)      public  ClassDescriptor getDescriptorFor(Class clazz)      public  EditingContext getEditingContext()      public  Identity getIdentity(Object object)      public  Iterator getIteratorByOQLQuery(OQLQuery query)      Parameters:   query - The OQL query to execute. public  Iterator getIteratorByOQLQuery(OQLQuery query, int lock)      Parameters:   query - The OQL query to execute. public  Iterator getIteratorByQuery(Query query)      Parameters:   query - The query to execute an Iterator that iterates Objects. public  Iterator getIteratorByQuery(Query query, int lock)      Parameters:   query - The query to execute Parameters:   lock - the lock that need to be acquired on the object Possible values are:LockType.NO_LOCK (aka read only) - changes to the object will not be written todatabase; LockType.READ_LOCK (aka optimistic lock) - changes to the object willbe written to the database, in this case the lock will be automatically upgradedto the write lock on transaction commit; LockType.WRITE_LOCK (aka pessimisticlock) - changes to the object will be written to the database. public  PersistenceBroker getKernelBroker()      public  Object getObjectByIdentity(Identity oid, int lock)      public  Object getObjectByIdentity(Identity oid)      public  Transaction getTransaction()      public  void invalidate(Identity oid)      public  void invalidateAll()      TODO remove all from editing context. public  boolean isClosed()      public  void lockForWrite(Object object)      public  void makePersistent(Object userObject)      public  EnhancedOQLQuery newOQLQuery()      public  EnhancedOQLQuery newOQLQuery(int lock)      public  void refresh(Object userObject)      public  ObjectCache serviceObjectCache()      public  void setTransaction(Transaction transaction)      abstract public  void transactionBegin()      abstract public  void transactionCommit()      Notification issued by the driving transaction to commit resources held by this connection. abstract public  void transactionPrepare()      Prepare for a commit. abstract public  void transactionRollback()      Notification issued by the driving transaction to rollback resources held by this connection. Constructor Detail BaseConnection public BaseConnection(PBKey pbKey)(Code) Constructor for BaseConnection. Method Detail close public void close()(Code) deletePersistent public void deletePersistent(Object userObject) throws LockingException(Code) See Also:   org.apache.ojb.otm.OTMConnection.deletePersistent(Object) getCollectionByQuery public Collection getCollectionByQuery(Query query, int lock)(Code) Parameters:   query - The query to execute Parameters:   lock - the lock that need to be acquired on the object Possible values are:LockType.NO_LOCK (aka read only) - changes to the object will not be written todatabase; LockType.READ_LOCK (aka optimistic lock) - changes to the object willbe written to the database, in this case the lock will be automatically upgradedto the write lock on transaction commit; LockType.WRITE_LOCK (aka pessimisticlock) - changes to the object will be written to the database. an Iterator that iterates Objects of class c if calling the .next() method. Thereturned objects are locked with the given lock value. getCollectionByQuery public Collection getCollectionByQuery(Query query)(Code) Parameters:   query - The query to execute an Iterator that iterates Objects of class c if calling the .next() method. Thereturned objects are locked for read. getCount public int getCount(Query query)(Code) getDescriptorFor public ClassDescriptor getDescriptorFor(Class clazz)(Code) Get the class descriptor Parameters:   clazz - The class the descriptor of the class getEditingContext public EditingContext getEditingContext()(Code) getIdentity public Identity getIdentity(Object object)(Code) Get the identity of the object Parameters:   object - The object the identity of the object getIteratorByOQLQuery public Iterator getIteratorByOQLQuery(OQLQuery query)(Code) Parameters:   query - The OQL query to execute. Use this method if you don't want to load all thecollection at once as OQLQuery.execute() does. an Iterator that iterates Objects. The returned objects are locked for read. getIteratorByOQLQuery public Iterator getIteratorByOQLQuery(OQLQuery query, int lock)(Code) Parameters:   query - The OQL query to execute. Use this method if you don't want to load all thecollection at once as OQLQuery.execute() does. an Iterator that iterates Objects. The returned objects are locked for read. getIteratorByQuery public Iterator getIteratorByQuery(Query query)(Code) Parameters:   query - The query to execute an Iterator that iterates Objects. The returned objects are locked for read. getIteratorByQuery public Iterator getIteratorByQuery(Query query, int lock)(Code) Parameters:   query - The query to execute Parameters:   lock - the lock that need to be acquired on the object Possible values are:LockType.NO_LOCK (aka read only) - changes to the object will not be written todatabase; LockType.READ_LOCK (aka optimistic lock) - changes to the object willbe written to the database, in this case the lock will be automatically upgradedto the write lock on transaction commit; LockType.WRITE_LOCK (aka pessimisticlock) - changes to the object will be written to the database. an Iterator that iterates Objects of class c if calling the .next() method. Thereturned objects are locked with the given lock value. getKernelBroker public PersistenceBroker getKernelBroker()(Code) getObjectByIdentity public Object getObjectByIdentity(Identity oid, int lock) throws LockingException(Code) See Also:   org.apache.ojb.otm.OTMConnection.getObjectByIdentity(Identityint) getObjectByIdentity public Object getObjectByIdentity(Identity oid) throws LockingException(Code) See Also:   org.apache.ojb.otm.OTMConnection.getObjectByIdentity(Identity) getTransaction public Transaction getTransaction()(Code) invalidate public void invalidate(Identity oid) throws LockingException(Code) See Also:   org.apache.ojb.otm.OTMConnection.invalidate(Identity) invalidateAll public void invalidateAll() throws LockingException(Code) TODO remove all from editing context. throws:   LockingException - isClosed public boolean isClosed()(Code) lockForWrite public void lockForWrite(Object object) throws LockingException(Code) See Also:   org.apache.ojb.otm.OTMConnection.lockForWrite(Object) makePersistent public void makePersistent(Object userObject) throws LockingException(Code) See Also:   org.apache.ojb.otm.OTMConnection.makePersistent(Object) newOQLQuery public EnhancedOQLQuery newOQLQuery()(Code) newOQLQuery public EnhancedOQLQuery newOQLQuery(int lock)(Code) refresh public void refresh(Object userObject)(Code) See Also:   org.apache.ojb.otm.OTMConnection.refresh(Object) serviceObjectCache public ObjectCache serviceObjectCache()(Code) See Also:   org.apache.ojb.otm.OTMConnection.serviceObjectCache setTransaction public void setTransaction(Transaction transaction)(Code) transactionBegin abstract public void transactionBegin() throws TransactionException(Code) Notification issued by the driving transaction to begin this transaction transactionCommit abstract public void transactionCommit() throws TransactionException(Code) Notification issued by the driving transaction to commit resources held by this connection. transactionPrepare abstract public void transactionPrepare() throws TransactionException(Code) Prepare for a commit. As part of a two phase commit protocol of the transaction. transactionRollback abstract public void transactionRollback() throws TransactionException(Code) Notification issued by the driving transaction to rollback resources held by this connection. Methods inherited from java.lang.Object native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc) public boolean equals(Object obj)(Code)(Java Doc) protected void finalize() throws Throwable(Code)(Java Doc) final native public Class getClass()(Code)(Java Doc) native public int hashCode()(Code)(Java Doc) final native public void notify()(Code)(Java Doc) final native public void notifyAll()(Code)(Java Doc) public String toString()(Code)(Java Doc) final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc) final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc) final public void wait() throws InterruptedException(Code)(Java Doc)