/*
 * Copyright 2018, TeamDev. All rights reserved.
 *
 * 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
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

package io.spine.server.entity;

import com.google.common.collect.ImmutableCollection;
import io.spine.core.Event;

import java.util.Collection;
import java.util.Optional;

import static com.google.common.collect.ImmutableList.copyOf;

/**
 * @author Dmytro Dashenkov
 */
enum NoOpEventFilter implements EventFilter {

    INSTANCE;

    @Override
    public Optional<Event> filter(Event event) {
        return Optional.of(event);
    }

    @Override
    public ImmutableCollection<Event> filter(Collection<Event> events) {
        return copyOf(events);
    }
}

@@ -1246,16 +1246,92 @@
 f;%0A%0A/**%0A
+ * An %7B@link EventFilter%7D which allows any event to be posted unchanged.%0A *%0A
  * @auth
@@ -1521,16 +1521,162 @@
 %0A    %7D%0A%0A
+    /**%0A     * %7B@inheritDoc%7D.%0A     *%0A     * @implSpec Overridden for performance reasons. The behavior of the parent method is unchanged.%0A     */%0A
     @Ove

Document NoOpEventFilter.