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• 2.1.1
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• RegistrationCallback.java

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step.grid.tokenpool.RegistrationCallback Maven / Gradle / Ivy

package step.grid.tokenpool;

import java.util.List;

public interface RegistrationCallback {
    /**
     * invoked before registration of an entity
     * @param subject entity to be registered
     * @return true if registration is allowed, false if vetoed
     */
    boolean beforeRegistering(T subject);

    void afterUnregistering(List subject);
}