/*
 * Copyright 2019, 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.command.model.given.handler;

import com.google.common.annotations.VisibleForTesting;
import com.google.protobuf.Message;
import io.spine.server.command.Assign;
import io.spine.test.reflect.command.RefCreateProject;

import java.util.List;

import static com.google.common.collect.Lists.newLinkedList;
import static io.spine.server.model.given.Given.EventMessage.projectCreated;

/**
 * Provides a method which accepts one parameter and returns a list of messages.
 *
 * @apiNote Do not make this class {@code final} because it is spied on by Mockito.
 */
public class ValidHandlerOneParamReturnsList extends TestCommandHandler {

    @Assign
    @VisibleForTesting
    public List<Message> handleTest(RefCreateProject cmd) {
        addHandledCommand(cmd);
        List<Message> result = newLinkedList();
        result.add(projectCreated(cmd.getProjectId()));
        return result;
    }
}

/*
 * Copyright 2019, 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.command.model.given.handler;

import com.google.common.annotations.VisibleForTesting;
import com.google.protobuf.Message;
import io.spine.server.command.Assign;
import io.spine.test.reflect.command.RefCreateProject;

import java.util.List;

import static com.google.common.collect.Lists.newLinkedList;
import static io.spine.server.model.given.Given.EventMessage.projectCreated;

/**
 * Provides a method which accepts one parameter and returns a list of messages.
 */
public final class ValidHandlerOneParamReturnsList extends TestCommandHandler {

    @Assign
    @VisibleForTesting
    public List<Message> handleTest(RefCreateProject cmd) {
        addHandledCommand(cmd);
        List<Message> result = newLinkedList();
        result.add(projectCreated(cmd.getProjectId()));
        return result;
    }
}

Make a class `final`