import static com.google.common.base.Optional.fromNullable;
import static com.google.common.base.Preconditions.checkArgument;
import static com.google.common.base.Preconditions.checkNotNull;
-import static com.google.common.base.Preconditions.checkState;
import java.util.ArrayList;
import java.util.HashMap;
};
}
- public static class AlbumTitleMustNotBeEmpty extends IllegalStateException { }
-
//
// FINGERPRINTABLE METHODS
//