1 package net.avcompris.guixer.core;
2
3 import static com.google.common.base.Preconditions.checkNotNull;
4
5 abstract class SwitchToDecorator implements SwitchTo {
6
7 protected final SwitchTo delegate;
8
9 protected SwitchToDecorator(final SwitchTo delegate) {
10
11 this.delegate = checkNotNull(delegate, "delegate");
12 }
13 }