MutableACL acl = factory.createACL(principalMock);
MutableACLEntry negative = factory.createACLEntry(otherMock, true);
negative.addPermission(permission1Mock);
acl.addEntry(principalMock, negative);
MutableACLEntry positive = factory.createACLEntry(otherMock, false);
positive.addPermission(permission1Mock);
positive.addPermission(permission2Mock);