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package jakarta.transaction;

import javax.transaction.xa.XAResource;

/**
 * The Transaction API.
 *
 * @author Manfred Riem ([email protected])
 */
public interface Transaction {

    /**
     * Commit the transaction.
     *
     * @throws RollbackException when the transaction has been rolled back.
     * @throws HeuristicMixedException when part of the transaction has been
     * rolled back.
     * @throws HeuristicRollbackException when all of the transaction has been
     * rolled back.
     * @throws SecurityException when it was not allowed to commit.
     * @throws IllegalStateException when the transaction is inactive.
     * @throws SystemException when a serious error occurs.
     */
    void commit() throws RollbackException, HeuristicMixedException,
            HeuristicRollbackException, SecurityException,
            IllegalStateException, SystemException;

    /**
     * Delist the XA resource.
     *
     * @param xaResource the XA resource.
     * @param flag the TMxxx flag
     * @return true if de-listed successfully, false otherwise.
     * @throws IllegalStateException when the transaction is inactive.
     * @throws SystemException when a serious error occurs.
     */
    boolean delistResource(XAResource xaResource, int flag)
            throws IllegalStateException, SystemException;

    /**
     * Enlist the XA resource.
     *
     * @param xaResource the XA resource.
     * @return true if en-listed successfully, false otherwise.
     * @throws RollbackException when the transaction has been marked for
     * rollback.
     * @throws IllegalStateException when the transaction is inactive.
     * @throws SystemException when a serious error occurs.
     */
    boolean enlistResource(XAResource xaResource) throws RollbackException,
            IllegalStateException, SystemException;

    /**
     * Get the status.
     *
     * @return the status of the transaction.
     * @throws SystemException when a serious error occurs.
     */
    int getStatus() throws SystemException;

    /**
     * Register the synchronization object.
     *
     * @param synchronization the synchronization object.
     * @throws RollbackException when the transaction has been marked for
     * rollback.
     * @throws IllegalStateException when the transaction is inactive.
     * @throws SystemException when a serious error occurs.
     */
    void registerSynchronization(Synchronization synchronization)
            throws RollbackException, IllegalStateException, SystemException;

    /**
     * Rollback the transaction.
     *
     * @throws IllegalStateException when the transaction is inactive.
     * @throws SystemException when a serious error occurs.
     */
    void rollback() throws IllegalStateException, SystemException;

    /**
     * Set for rollback only.
     *
     * @throws IllegalStateException when the transaction is inactive.
     * @throws SystemException when a serious error occurs.
     */
    void setRollbackOnly() throws IllegalStateException, SystemException;
}




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