snippet.java

public class StubFoo implements Foo {
    public boolean makeABarCalled;
    public String makeABarHey;
    public List makeABarNow;
    public Bar makeABarReturn;
    public BarClosedException makeABarException;
    public Bar makeABar(String hey, List now) {
        makeABarCalled = true;
        makeABarHey = hey;
        makeABarNow = now;
        if (makeABarException != null) {
            throw makeABarException;
        }
        return makeABarReturn;
    }
}