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• 1.6.8
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• ReactiveDelete.java

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org.zodiac.fastorm.rdb.mapping.ReactiveDelete Maven / Gradle / Ivy

package org.zodiac.fastorm.rdb.mapping;

import reactor.core.publisher.Mono;

import java.util.function.BiFunction;

/**
 * Responsive dynamic deletion interface.
 *
 */
public interface ReactiveDelete extends DSLDelete {

    /**
     * Perform an asynchronous deletion to return the number of deleted data records.
     *
     * @return The asynchronously delete the result.
     */
    Mono execute();

    /**
     * After performing the update, you can do some reactive operations, and you can get the {@code Update } during the operation, such as updating the cache.
     *
     * 
     *     createDelete()
     *      .where()
     *      .in("id",idList)
     *      .onExecute((delete,execute)->{
     *        return createQuery()
     *                 .setParam(delete.toQueryParam()) //Obtain the 'where' parameter of the 'update'.
     *                 .fetch()
     *                 .flatMap(this::clearCache)
     *                 .then(execute)
     *             ;
     *      }).execute();
     *
     * 
     *
     * @param mapper Execution Result Processor.
     * @return This.
     */
    ReactiveDelete onExecute(BiFunction<
            /*The current dynamic deletion interface.*/ ReactiveDelete,
            /* The deletion executor. */ Mono,
            /* The neo executor. */ Mono> mapper);

}