BindPublicIpsToIndexedFormParams implements Binder { @Override public <R extends HttpRequest> R bindToRequest(R request, Object input) { checkArgument(checkNotNull(input, "input") instanceof String[], "this binder is only valid for String[] : " + input.getClass()); String[] addressStrings = (String[]) input; return AWSUtils.indexStringArrayToFormValuesWithPrefix(request, "PublicIp", addressStrings); }  @Override R bindToRequest(R request, Object input);  }
@Test(expectedExceptions = IllegalArgumentException.class) public void testMustBeArray() { HttpRequest request = HttpRequest.builder().method("POST").endpoint("http: binder.bindToRequest(request, new File("foo")); }
@Test(expectedExceptions = NullPointerException.class) public void testNullIsBad() { HttpRequest request = HttpRequest.builder().method("GET").endpoint("http: binder.bindToRequest(request, null); }