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package com.sun.appserv.ha.spi;

/**
 * A class that saves a set of EjbMetaData atomically. The implementation is
 * responsible for atomically saving all the <code>BatchMetadata</code> that
 * is passed as parameter to the <code>saveAll()</code> method.
 */
public interface BatchBackingStore {

    /**
     * Save all the BatchMetadata atomically.
     * <p>
     * Note that not all <code>BatchMetadata.getAppId()</code> in the
     * collection may return the same value. The store is expected to save all
     * of them atomically
     * 
     * @param data
     *            the BatchMetadata to be stored
     * @throws BackingStoreException
     * @throws BackingStoreException
     *             if the underlying store implementation encounters any
     *             exception
     */
    public void saveAll(BatchMetadata... data) throws BackingStoreException;

}