/*
 * Copyright 2015, TeamDev Ltd. 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 org.spine3;

import com.google.protobuf.Message;
import org.spine3.util.ClassTypeValue;

import static com.google.common.base.Preconditions.checkNotNull;

/**
 * A value object for class type references.
 *
 * @author Alexander Yevsyukov
 */
public class CommandClass extends ClassTypeValue {

    protected CommandClass(Class<? extends Message> value) {
        super(value);
    }

    /**
     * Creates a new instance for the passed class value.
     *
     * @param value class reference
     * @return new instance
     */
    public static CommandClass of(Class<? extends Message> value) {
        return new CommandClass(checkNotNull(value));
    }

    /**
     * Creates a new instance for the class of the passed command.
     *
     * @param command a command for which to get the class
     * @return new instance
     */
    public static CommandClass of(Message command) {
        return of(checkNotNull(command).getClass());
    }

}

/*
 * Copyright 2015, TeamDev Ltd. 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 org.spine3;

import com.google.protobuf.Message;
import org.spine3.util.ClassTypeValue;

import static com.google.common.base.Preconditions.checkNotNull;

/**
 * A value object for class type references.
 *
 * @author Alexander Yevsyukov
 */
public final class CommandClass extends ClassTypeValue {

    private CommandClass(Class<? extends Message> value) {
        super(value);
    }

    /**
     * Creates a new instance for the passed class value.
     *
     * @param value class reference
     * @return new instance
     */
    public static CommandClass of(Class<? extends Message> value) {
        return new CommandClass(checkNotNull(value));
    }

    /**
     * Creates a new instance for the class of the passed command.
     *
     * @param command a command for which to get the class
     * @return new instance
     */
    public static CommandClass of(Message command) {
        return of(checkNotNull(command).getClass());
    }

}

Make CommandClass final.