/*
 * 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.server.storage.filesystem;

import org.spine3.server.storage.CommandStorage;
import org.spine3.server.storage.CommandStoreRecord;

public class FileSystemCommandStorage extends CommandStorage {

    @Override
    protected void write(CommandStoreRecord record) {
        Helper.write(record);
    }
}

@@ -1160,16 +1160,82 @@
 ecord;%0A%0A
+import static com.google.common.base.Preconditions.checkNotNull;%0A%0A
 public c
@@ -1358,16 +1358,82 @@
 cord) %7B%0A
+        checkNotNull(record, %22CommandRecord shouldn't be null.%22);%0A
         
@@ -1458,12 +1458,14 @@
 d);%0A
-
     %7D%0A
+%0A%0A
 %7D%0A

Check that command is not null before saving.