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 * Copyright 2020, TeamDev. All rights reserved.
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 * Redistribution and use in source and/or binary forms, with or without
 * modification, must retain the above copyright notice and the following
 * disclaimer.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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package io.spine.server.delivery;

import com.google.errorprone.annotations.Immutable;
import io.spine.base.EventMessage;

/**
 * A marker interface for the signals controlling the execution of catch-up processes.
 */
@Immutable
public interface CatchUpSignal extends EventMessage {

    CatchUpId getId();
}

@@ -1290,16 +1290,115 @@
 sage %7B%0A%0A
+    /**%0A     * Obtains the identifier of the %7B@link CatchUp%7D to which this signal relates.%0A     */%0A
     Catc

Document the method.