method2testcases stringlengths 118 3.08k |
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### Question:
ValidationError { public ValidationError traceId(String traceId) { this.traceId = traceId; return this; } ValidationError type(String type); @javax.annotation.Nullable @ApiModelProperty(example = "https://tools.ietf.org/html/rfc7231#section-6.5.1", value = "") String getType(); void setType(String type);... |
### Question:
RunListBuilder { public List<String> build() { return ImmutableList.copyOf(list); } RunListBuilder addRecipe(String recipe); RunListBuilder addRecipes(String... recipes); RunListBuilder addRole(String role); RunListBuilder addRoles(String... roles); List<String> build(); }### Answer:
@Test public void t... |
### Question:
ParseErrorFromJsonOrReturnBody implements Function<HttpResponse, String> { @Override public String apply(HttpResponse response) { String content = returnStringIf200.apply(response); if (content == null) return null; return parse(content); } @Inject ParseErrorFromJsonOrReturnBody(ReturnStringIf2xx returnS... |
### Question:
BootstrapConfigForGroup implements Function<String, DatabagItem> { @Override public DatabagItem apply(String from) { DatabagItem bootstrapConfig = api.getDatabagItem(databag, from); checkState(bootstrapConfig != null, "databag item %s/%s not found", databag, from); return bootstrapConfig; } @Inject Boots... |
### Question:
RunListForGroup implements Function<String, List<String>> { @Override public List<String> apply(String from) { DatabagItem bootstrapConfig = bootstrapConfigForGroup.apply(from); Map<String, JsonBall> config = json.fromJson(bootstrapConfig.toString(), BootstrapConfigForGroup.BOOTSTRAP_CONFIG_TYPE); JsonBal... |
### Question:
SignedHeaderAuth implements HttpRequestFilter { @VisibleForTesting String canonicalPath(String path) { path = path.replaceAll("\\/+", "/"); return path.endsWith("/") && path.length() > 1 ? path.substring(0, path.length() - 1) : path; } @Inject SignedHeaderAuth(SignatureWire signatureWire, @org.jclouds.lo... |
### Question:
BindGroupToUpdateRequestJsonPayload extends BindToJsonPayload { @Override public <R extends HttpRequest> R bindToRequest(R request, Object payload) { checkArgument(checkNotNull(payload, "payload") instanceof Group, "this binder is only valid for Group objects"); GroupUpdateRequest updateGroup = new GroupU... |
### Question:
BindGroupNameToJsonPayload extends BindToStringPayload { @Override public <R extends HttpRequest> R bindToRequest(R request, Object payload) { super.bindToRequest(request, String.format("{\"groupname\":\"%s\"}", checkNotNull(payload, "payload"))); request.getPayload().getContentMetadata().setContentType(M... |
### Question:
GroupName implements Function<Object, String> { @Override public String apply(Object from) { return ((Group) checkNotNull(from, "from")).getGroupname(); } @Override String apply(Object from); }### Answer:
@Test(expectedExceptions = NullPointerException.class) public void testInvalidNullInput() { new Gro... |
### Question:
CreateNodeAndPopulateAutomaticAttributesImpl implements CreateNodeAndPopulateAutomaticAttributes { @Override public Node execute(Node node) { logger.trace("creating node %s", node.getName()); node.getAutomatic().putAll(automaticSupplier.get()); chef.createNode(node); logger.debug("created node %s", node.g... |
### Question:
UpdateAutomaticAttributesOnNodeImpl implements UpdateAutomaticAttributesOnNode { @Override public void execute(String nodeName) { logger.trace("updating node %s", nodeName); Node node = chef.getNode(nodeName); Node mutable = new Node(node.getName(), node.getNormal(), node.getOverride(), node.getDefault(),... |
### Question:
ChefUtils { public static String findRoleInRunList(List<String> runList) { final Pattern pattern = Pattern.compile("^role\\[(.*)\\]$"); String roleToParse = Iterables.find(runList, new Predicate<String>() { @Override public boolean apply(String input) { return pattern.matcher(input).matches(); } }); Match... |
### Question:
Extension implements FREExtension { @Override public FREContext createContext(String extId) { Logger.log("Create Context"); return LocalNotificationsContext.getInstance(); } @Override FREContext createContext(String extId); @Override void initialize(); @Override void dispose(); }### Answer:
@Test public... |
### Question:
SoundSettings { public Uri getSoundUri() { String soundName = getSoundName(); if (soundName == null) return null; return NotificationSoundProvider.getSoundUri(soundName); } SoundSettings(Bundle bundle); Uri getSoundUri(); int getSoundDefault(); }### Answer:
@Test public void settings_getSoundUri_returnsN... |
### Question:
SoundSettings { public int getSoundDefault() { return shouldPlayDefaultSound()? Notification.DEFAULT_SOUND : 0; } SoundSettings(Bundle bundle); Uri getSoundUri(); int getSoundDefault(); }### Answer:
@Test public void settings_getSoundDefault_returnsZeroIfBundlePlaysSoundAndDoesNotHaveSoundName() { when(b... |
### Question:
Application extends android.app.Application { @Override public void onCreate() { super.onCreate(); registerActivityLifecycleCallbacks(new LifecycleCallbacks()); } @Override void onCreate(); }### Answer:
@Test public void application_addsCallbacks_onCreate() { getSubject().onCreate(); verify(getSubject()... |
### Question:
LocalNotification implements ISerializable, IDeserializable { @SuppressWarnings("WeakerAccess") public long getRepeatIntervalMilliseconds() { return new LocalNotificationTimeInterval(repeatInterval) .toMilliseconds(); } LocalNotification(); LocalNotification(String activityClassName); @SuppressWarnings("... |
### Question:
LocalNotificationsContext extends FREContext { void dispatchNotificationSelectedEvent() { LocalNotificationCache.getInstance().reset(); dispatchStatusEventAsync(NOTIFICATION_SELECTED, STATUS); } @Override void dispose(); @Override Map<String, FREFunction> getFunctions(); static final public String NOTIFI... |
### Question:
LocalNotificationsContext extends FREContext { private void cancel(String notificationCode) { getPersistenceManager().removeNotification(notificationCode); getManager().cancel(notificationCode); } @Override void dispose(); @Override Map<String, FREFunction> getFunctions(); static final public String NOTI... |
### Question:
LocalNotificationsContext extends FREContext { private void cancelAll() { getManager().cancelAll(); getPersistenceManager().clearNotifications(); } @Override void dispose(); @Override Map<String, FREFunction> getFunctions(); static final public String NOTIFICATION_SELECTED; static final public String SET... |
### Question:
LocalNotificationsContext extends FREContext { private void setInForeground(boolean status) { if (isLegacyBehavior()) { ApplicationStatus.setInForeground(status); } } @Override void dispose(); @Override Map<String, FREFunction> getFunctions(); static final public String NOTIFICATION_SELECTED; static fina... |
### Question:
LocalNotificationEventDispatcher { boolean dispatchWhenInForeground() { return dispatchWhen(ApplicationStatus.getInForeground()); } LocalNotificationEventDispatcher(String code, byte[] data); LocalNotificationEventDispatcher(String code, byte[] data, String actionId, String userResponse); }### Answer:... |
### Question:
AlarmRestoreOnBoot extends BroadcastReceiver { @Override public void onReceive(Context context, Intent intent) { if(intent.getAction() == null || !intent.getAction().equals(Intent.ACTION_BOOT_COMPLETED)) { return; } PersistenceManager persistenceManager = new PersistenceManager(context); final Set<String>... |
### Question:
LifecycleCallbacks implements Application.ActivityLifecycleCallbacks { @Override public void onActivityStarted(Activity activity) { ApplicationStatus.setInForeground(true); } @Override void onActivityCreated(Activity activity, Bundle bundle); @Override void onActivityStarted(Activity activity); @Override... |
### Question:
LifecycleCallbacks implements Application.ActivityLifecycleCallbacks { @Override public void onActivityStopped(Activity activity) { ApplicationStatus.setInForeground(false); } @Override void onActivityCreated(Activity activity, Bundle bundle); @Override void onActivityStarted(Activity activity); @Overrid... |
### Question:
LifecycleCallbacks implements Application.ActivityLifecycleCallbacks { @Override public void onActivityCreated(Activity activity, Bundle bundle) { if (getBackgroundMode(activity)) { activity.moveTaskToBack(true); } } @Override void onActivityCreated(Activity activity, Bundle bundle); @Override void onAct... |
### Question:
LocalNotificationManager { void cancel(String notificationCode) { final Intent intent = new Intent(context, AlarmIntentService.class); intent.setAction(notificationCode); final PendingIntent pi = PendingIntent.getBroadcast(context, notificationCode.hashCode(), intent, PendingIntent.FLAG_CANCEL_CURRENT); f... |
### Question:
NotificationDispatcher { void dispatch() { dispatchNotification(); } NotificationDispatcher(Context context, Bundle bundle); }### Answer:
@Test public void dispatcher_dispatch_whenAppIsInForeground_andNormalNotification_doesNotDisplayNotification() { getSubject().dispatch(); verify(notificationManager).... |
### Question:
NotificationSoundProvider extends ContentProvider { @Override public void attachInfo(Context context, ProviderInfo info) { super.attachInfo(context, info); AUTHORITY = info.authority; CONTENT_URI = "content: } NotificationSoundProvider(); static Uri getSoundUri(String soundName); @Override int delete(Uri ... |
### Question:
NotificationSoundProvider extends ContentProvider { @Override public AssetFileDescriptor openAssetFile(Uri uri, String mode) throws FileNotFoundException { String lastPathSegment = uri.getLastPathSegment(); if (!lastPathSegment.endsWith(".wav") && !lastPathSegment.endsWith(".mp3")) { return null; } return... |
### Question:
WinOrLose { public static int winOrLose(long first, long second) { final long compare = first - second; if (compare > 0) return 1; else if (compare < 0) return 0; return random.nextBoolean() ? 1 : 0; } static void main(String[] args); static int winOrLose(long first, long second); }### Answer:
@Test pub... |
### Question:
HelloBean { @Deprecated public String sayHello() { return "Hello world!"; } HelloBean(); @Override String toString(); @Deprecated String sayHello(); @SuppressWarnings("all") long getValue(); }### Answer:
@Test public void testHello() { String ret = helloBean.sayHello(); Assertions.assertNotNull(ret); Sys... |
### Question:
HelloBean { @Override public String toString() { return "HelloBean says hello world!"; } HelloBean(); @Override String toString(); @Deprecated String sayHello(); @SuppressWarnings("all") long getValue(); }### Answer:
@Test public void testValue() { String ret = helloBean.osName; Assertions.assertNotNull(... |
### Question:
HelloController { @ResponseStatus(HttpStatus.ACCEPTED) @AccessLimited(count = 1) @RequestMapping(path="hello/{name}", method = {RequestMethod.GET, RequestMethod.POST}) public Object hello(@RequestAttribute String ip, @PathVariable String name, @RequestParam String gender) { return new HashMap<String, Obje... |
### Question:
ServerConfig { public String getServerUrl() { String strPort = port > 0 && port != 80 ? String.format(":%d", port) : ""; return String.format("http: } void setDomain(String domain); void setPort(long port); String getServerUrl(); boolean isSkipInit(); void setSkipInit(boolean skipInit); boolean isTesting... |
### Question:
MqService { public void sendQueue(Object msgObj) { System.out.printf("Send queue msg: %s\n", msgObj); try { jmsMessagingTemplate.convertAndSend(queue, msgObj); } catch (MessagingException e) { System.out.println(e.getMessage()); throw e; } } void sendQueue(Object msgObj); void sendTopic(Object msgObj); ... |
### Question:
MqService { public void sendTopic(Object msgObj) { System.out.printf("Send topic msg: %s\n", msgObj); try { jmsMessagingTemplate.convertAndSend(topic, msgObj); } catch (MessagingException e) { System.out.println(e.getMessage()); throw e; } } void sendQueue(Object msgObj); void sendTopic(Object msgObj); ... |
### Question:
App { public static void main(String[] args) { final JFrame frame = new Frame(); frame.setTitle("Hello App"); frame.setSize(300, 300); frame.setLocationRelativeTo(null); frame.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE); frame.setResizable(false); frame.setVisible(true); } static void main(St... |
### Question:
Inst3 { public static Inst3 getInst() { synchronized (Inst3.class) { if (inst == null) { inst = new Inst3(); } } return inst; } private Inst3(); static Inst3 getInst(); }### Answer:
@Test public void testGetInst() { Inst3 inst = Inst3.getInst(); System.out.printf("%s, %s\n", inst.getClass().getSimpleNam... |
### Question:
Inst2 { public static Inst2 getInst() { if (inst == null) { inst = new Inst2(); } return inst; } private Inst2(); static Inst2 getInst(); }### Answer:
@Test public void testGetInst() { Inst2 inst = Inst2.getInst(); System.out.printf("%s, %s\n", inst.getClass().getSimpleName(), inst); } |
### Question:
Inst4 { public static Inst4 getInst() { if (inst == null) { synchronized (Inst4.class) { if (inst == null) { inst = new Inst4(); } } } return inst; } private Inst4(); static Inst4 getInst(); }### Answer:
@Test public void testGetInst() { Inst4 inst = Inst4.getInst(); System.out.printf("%s, %s\n", inst.g... |
### Question:
MinDifference { public static int getMinDifference(int[] arA, int n, int[] arB, int m) { if (n <= 0 || n > m || n != arA.length || m != arB.length) { return 0; } int minDiff = Integer.MAX_VALUE; for (int j = n - 1; j < m; j++) { int diff = 0; for (int i = 0; i < n; i++) { int tmp = arA[i] - arB[j - n + 1 ... |
### Question:
Inst5 { public static Inst5 getInst() { return Holder.inst; } private Inst5(); static Inst5 getInst(); }### Answer:
@Test public void testGetInst() { Inst5 inst = Inst5.getInst(); System.out.printf("%s, %s\n", inst.getClass().getSimpleName(), inst); } |
### Question:
Inst1 { public static Inst1 getInst() { return inst; } private Inst1(); static Inst1 getInst(); }### Answer:
@Test public void testGetInst() { Inst1 inst = Inst1.getInst(); System.out.printf("%s, %s\n", inst.getClass().getSimpleName(), inst); } |
### Question:
FtpUtil { public static boolean upload(String pathname, String fileName, InputStream inputStream) { System.out.printf("Start upload: %s\n", fileName); FTPClient ftpClient = getInst(); ftpClient.enterLocalPassiveMode(); try { ftpClient.setFileType(FTPClient.BINARY_FILE_TYPE); ftpClient.makeDirectory(pathna... |
### Question:
HttpService { public <T> T sendHttpGet(String url, ResponseHandler<T> handler) { return sendRequest(new HttpGet(url), handler); } T sendRequest(HttpRequestBase httpRequest, ResponseHandler<T> handler); T sendHttpGet(String url, ResponseHandler<T> handler); T sendHttpForm(String httpUrl, Map<String, Strin... |
### Question:
HttpService { public <T> T sendHttpForm(String httpUrl, Map<String, String> headers, Map<String, Object> params, ResponseHandler<T> handler) { HttpPost httpPost = new HttpPost(httpUrl); fillHeaders(httpPost, headers); if (params != null) { List<NameValuePair> pairs = new ArrayList<NameValuePair>(params.si... |
### Question:
AiController { @ApiOperation("语音合成") @GetMapping("/tts") public Object tts(HttpServletResponse response, @RequestParam("text") String text) { String url = "https: Map<String, String> headers = new HashMap<String, String>() {{ put("Content-Type", "application/x-www-form-urlencoded"); }}; Map<String, Object... |
### Question:
FileController { @ApiOperation("上传文件") @PostMapping("/upload") public Object upload(@RequestPart MultipartFile file) { File tmpFile = new File(file.getOriginalFilename()); String fileName = tmpFile.getName(); Path path = Paths.get(fileName); try { Files.write(path, file.getBytes()); } catch (IOException e... |
### Question:
DateUtil { public static String getYYMMDD() { Date d = new Date(); SimpleDateFormat sdf = new SimpleDateFormat("yy-MM-dd"); return sdf.format(d); } static String getYYMMDD(); static String getYYMMDDHHmmSS(); static String getHHmmSS(); static String getStringDate(String rule, Date date); static Date getSt... |
### Question:
DateUtil { public static String getStringDate(String rule, Date date) { SimpleDateFormat sdf = new SimpleDateFormat(rule); return sdf.format(date); } static String getYYMMDD(); static String getYYMMDDHHmmSS(); static String getHHmmSS(); static String getStringDate(String rule, Date date); static Date get... |
### Question:
App { public static void main(String[] args) { Clerk clerk = new Clerk(); executorService.execute(new Producer(clerk)); executorService.execute(new Consumer(clerk)); } static void main(String[] args); }### Answer:
@Test public void testApp() { new App().main(null); } |
### Question:
App { public static void main(String[] args) { final JFrame frame = new JFrame("Audio"); frame.setSize(300, 300); frame.setLocationRelativeTo(null); frame.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE); frame.setResizable(false); JPanel panel = new JPanel(); Box verticalBox = Box.createVerticalBo... |
### Question:
Player implements Runnable { public static void asyncPlay(byte[] audioBytes) { if (audioBytes == null || audioBytes.length <= 0) { return; } ByteArrayInputStream audioStream = new ByteArrayInputStream(audioBytes); Player player = new Player(); try { player.audioStream = AudioSystem.getAudioInputStream(aud... |
### Question:
RecordHelper { public void record(TimeListener timeListener, Long msDuration) { byteOutputStream = new ByteArrayOutputStream(); Recorder.record(byteOutputStream, timeListener, msDuration); } private RecordHelper(); static RecordHelper getInst(); void record(TimeListener timeListener, Long msDuration); vo... |
### Question:
DayOfProgrammer { public static String solve(int year) { int month = 0; int day = DAY_OF_PROGRAMMER; for (; month < 12; month++) { int days = DAYS_OF_MONTH[month]; if (day > days) { day -= days; } else { break; } } if (year == 1918) { day += 13; if (day > DAYS_OF_MONTH[month]) { day -= DAYS_OF_MONTH[month... |
### Question:
StringDecoder { static int[] frequency(String s) { int[] chars = new int[26]; if (s == null || s.length() <= 0) { return chars; } int i = 0; final int count = s.length(); final char SYMBOL = '#'; while (i < count) { char c = s.charAt(i); if (c >= '3' && c <= '9') { addFrequency(chars, c - '1'); i++; } els... |
### Question:
Triangle { public static int triangle(int a, int b, int c) { if (a <= 0 || b <= 0 || c <= 0) { return 0; } if (a == b && b == c) { return 1; } else if (a + b > c && b + c > a && a + c > b) { return 2; } return 0; } static int triangle(int a, int b, int c); static String[] triangleOrNot(int[] a, int[] b, ... |
### Question:
Triangle { public static String[] triangleOrNot(int[] a, int[] b, int[] c) { if (a == null || b == null || c == null || a.length != b.length || a.length != c.length) { return null; } final int count = a.length; String[] results = new String[count]; for (int i = 0; i < count; i++) { if (triangle(a[i], b[i]... |
### Question:
CustomerServiceCapacity { public static int howManyAgentsToAdd(int noOfCurrentAgents, int[][] callsTimes) { if (callsTimes == null || callsTimes.length <= 0) { return 0; } Call[] calls = new Call[callsTimes.length]; for (int i = 0; i < calls.length; i++) { calls[i] = new Call(callsTimes[i][0], callsTimes[... |
### Question:
ElectionWinner { public static String electionWinner(String[] votes) { if (votes == null || votes.length <= 0) { return null; } Map<String, Integer> voteCountMap = new HashMap<String, Integer>(); int maxCount = 0; for (String vote : votes) { String tmp = vote.trim(); int count = 1 + (voteCountMap.contains... |
### Question:
DeltaEncode { public static int[] delta_encode(final int[] array) { if (array == null || array.length <= 1) { return array; } List<Integer> encode = new ArrayList<Integer>(){{ add(array[0]); }}; for (int i = 1; i < array.length; i++) { int diff = array[i] - array[i - 1]; if (diff < -127 || diff > 127) { e... |
### Question:
ZombieCluster { static int zombieCluster(String[] zombieArr) { if (zombieArr == null || zombieArr.length <= 0) { return 0; } int len = zombieArr.length; boolean[][] zombieMatric = new boolean[len][len]; for (int i = 0; i < len; i++) { int j = 0; for (char c : zombieArr[i].toCharArray()) { zombieMatric[i][... |
### Question:
GetDay { public static String getDay(String day, String month, String year) { if (day == null || day.length() <= 0 || month == null || month.length() <= 0 || year == null || year.length() <= 0) { return ""; } String dateStr = String.format("%s-%s-%s", year, month, day); DateFormat df = new SimpleDateForma... |
### Question:
WaitingTime { public static long waitingTime(int[] tickets, int p) { if (tickets == null || tickets.length <= 0 || p < 0 || p >= tickets.length) { return -1; } int count = 0; int ticket = tickets[p]; for (int i = 0; i < tickets.length; i++) { int tmp = tickets[i]; if (tmp < ticket) { count += tmp; } else ... |
### Question:
Hello { public static void main(String[] args) { Map<String, Integer> map = new HashMap<String, Integer>() {{ put("a", 1); put("b", 2); }}; System.out.println(map.toString()); System.out.println(map.keySet().toString()); } static void main(String[] args); }### Answer:
@Test public void testMain() { Hell... |
### Question:
IP { public static boolean isValid(String ip) { if (ip == null || ip.length() <= 0) { return false; } return ip.trim().matches(new MyRegex().pattern); } static boolean isValid(String ip); }### Answer:
@Test public void testIsValid() { Map<String, Boolean> mapIO = new HashMap<String, Boolean>() {{ put("0... |
### Question:
PermutationEquation { public static int[] permutationEquation(final int[] p) { if (p == null || p.length <= 0) { return null; } Map<Integer, Integer> equationMap = new HashMap<Integer, Integer>(){{ for (int i = 0; i < p.length; i++) { put(p[i], i + 1); } }}; int[] arr = new int[p.length]; for (int i = 0; ... |
### Question:
WinOrLose2 { public static int winOrLose(long first, long second) { if (first > second) return 1; else if (first < second) return 0; return random.nextBoolean() ? 1 : 0; } static void main(String[] args); static int calculateLoop(List<Long> ar); static int winOrLose(long first, long second); }### Answer... |
### Question:
CutSticks { public static int[] cutSticks(int[] lengths) { if (lengths == null || lengths.length <= 0) { return null; } Arrays.sort(lengths); int index = 0, count = lengths.length; List<Integer> countList = new ArrayList<Integer>(); while (index < count) { countList.add(count - index); if (index == count ... |
### Question:
BinarySubString { public static int counting(String s) { if (s == null || s.trim().length() <= 1) { return 0; } char[] arr = s.trim().toCharArray(); int len = arr.length; int count = 0; for (int i = 0; i < len - 1; i++) { if (arr[i] != arr[i + 1]) { count++; int m = i - 1; int n = i + 1 + 1; while (m >= 0... |
### Question:
Portfolio { public static long findMax(int n, String tree) { if (n <= 0 || tree == null || tree.trim().length() <= 0) { return 0; } String[] nodes = tree.trim().split(" "); if (nodes.length < n) { return 0; } List<Long> sumList = new ArrayList<Long>(); int countExpected = 1; int count = 0; int index = 0; ... |
### Question:
MovieTitles { public static String[] getMovieTitles(String substr) { if (substr == null || substr.trim().length() <= 0) { return null; } int page = 1; final String url = "https: Gson gson = new Gson(); List<String> movies = new ArrayList<String>(); while (true) { String response = null; try { response = h... |
### Question:
ReductionCost { public static int reductionCost(int[] numArr) { if (numArr == null || numArr.length <= 0) { return 0; } int cost = 0; for (int i = 0; i < numArr.length - 1; i++) { Arrays.sort(numArr); int sum = numArr[i] + numArr[i + 1]; numArr[i] = 0; numArr[i + 1] = sum; cost += sum; } return cost; } s... |
### Question:
Arbitrage { public static int[] arbitrage(String[] quotes) { if (quotes == null || quotes.length <= 0) { return null; } int[] profits = new int[quotes.length]; for (int i = 0; i < quotes.length; i++) { double[] prices = parseQuote(quotes[i]); int profit = 0; if (prices != null) { double dollar = 100000; f... |
### Question:
SubStr { public static String[] splitTokens(String str) { if (str == null || str.trim().length() <= 0) { return null; } String[] strArr = str.trim().split("[ !,?._'@]+"); return strArr; } static String[] splitTokens(String str); static String getSmallestAndLargest(String str, int k); }### Answer:
@Test ... |
### Question:
SubStr { public static String getSmallestAndLargest(String str, int k) { if (str == null || str.length() < k || k <= 0) { return "\n"; } String smallest = str.substring(0, k); String largest = smallest; for (int i = 1; i < str.length() - k + 1; i++) { String sub = str.substring(i, i + k); if (smallest.com... |
### Question:
NumberOfPairs { static int numberOfPairs(int[] a, long k) { if (a == null || a.length <= 1) { return 0; } Arrays.sort(a); Map<Integer, Integer> pairMap = new HashMap<Integer, Integer>(); for (int i = 0; i < a.length; i++) { int m = a[i]; for (int j = a.length - 1; j > i; j--) { int n = a[j]; if (m + n < k... |
### Question:
Palindrome { static int getScore(String s) { if (s == null || s.trim().length() <= 1) { return 0; } if (s.length() == 2) { return 1; } int score = 0; for (int i = 1; i < s.length(); i++) { String p1 = getMaxPalindrome(s.substring(0, i)); String p2 = getMaxPalindrome(s.substring(i, s.length())); int tmp = ... |
### Question:
Braces { static String[] braces(String[] values) { if (values == null || values.length <= 0) { return null; } Map<Integer, Integer> braceMap = new HashMap<Integer, Integer>() {{ put((int)')', (int)'('); put((int)']', (int)'['); put((int)'}', (int)'{'); }}; String[] ret = new String[values.length]; for (in... |
### Question:
AopInstrumenter implements MethodInterceptor { public Object getInstrumentedClass(Class clz) { enhancer.setSuperclass(clz); enhancer.setCallback(this); return enhancer.create(); } Object getInstrumentedClass(Class clz); Object intercept(Object obj, Method method, Object[] args, MethodProxy proxy); }### ... |
### Question:
App { public static void main(String[] args) { AopService service = (AopService) AopFactory.getAopProxyedObject(AopServiceImpl.class.getName()); service.findInfo("Jonn from app.main"); AopInstrumenter instrumenter = new AopInstrumenter(); service = (AopService) instrumenter.getInstrumentedClass(AopService... |
### Question:
AopFactory { public static Object getAopProxyedObject(String clzName) { Object proxy = null; AopHandler handler = new AopHandler(); Object obj = getClassInst(clzName); if (obj != null) { proxy = handler.bind(obj); } else { System.out.println("Can't get the proxyObj"); } return proxy; } static Object getA... |
### Question:
RedisService { public long incr(String key) { Long ret = strValOps.increment(key, 1L); return ret == null ? 0 : ret; } long incr(String key); boolean expire(String key, long seconds); }### Answer:
@Test public void testIncr() { String key = "RedisServiceTest.testStr"; long ret = redisService.incr(key); ... |
### Question:
LengthValidationRule implements IValidationRule { @Override public ValidationResult validate(Transaction tx, ILedger ledger) { int length = tx.getLength(); if (length > Constant.TRANSACTION_MAX_PAYLOAD_LENGTH) { return ValidationResult.error("Invalid transaction length."); } return ValidationResult.succes... |
### Question:
AccountBotService { public State getState(String id) throws RemotePeerException, IOException { Account account = getAccount(id); if (account != null) { return State.OK; } IBacklog backlog = this.backlog; for (TransactionID item : backlog) { Transaction transaction = backlog.get(item); if (transaction != n... |
### Question:
Fork implements IFork { @Override public boolean isCome(int timestamp) { return items.getFirst().isCome(timestamp); } Fork(BlockID genesisBlockID, ForkItem[] items, String beginAll); Fork(BlockID genesisBlockID, ForkItem[] items); Fork(BlockID genesisBlockID, ForkItem[] items, long beginAll); @Override ... |
### Question:
Fork implements IFork { @Override public boolean isPassed(int timestamp) { return items.getFirst().isPassed(timestamp); } Fork(BlockID genesisBlockID, ForkItem[] items, String beginAll); Fork(BlockID genesisBlockID, ForkItem[] items); Fork(BlockID genesisBlockID, ForkItem[] items, long beginAll); @Overr... |
### Question:
Fork implements IFork { @Override public int getNumber(int timestamp) { Item item = getItem(timestamp); return (item == null) ? -1 : item.getNumber(); } Fork(BlockID genesisBlockID, ForkItem[] items, String beginAll); Fork(BlockID genesisBlockID, ForkItem[] items); Fork(BlockID genesisBlockID, ForkItem[... |
### Question:
VersionValidationRule implements IValidationRule { @Override public ValidationResult validate(Transaction tx, ILedger ledger) { if (tx.getVersion() != 1) { return ValidationResult.error("Version is not supported."); } return ValidationResult.success; } @Override ValidationResult validate(Transaction tx, ... |
### Question:
FeePerByteValidationRule implements IValidationRule { @Override public ValidationResult validate(Transaction tx, ILedger ledger) { int length = tx.getLength(); long fee = tx.getFee(); if (fee < length * Constant.TRANSACTION_MIN_FEE_PER_BYTE) { return ValidationResult.error("Invalid fee."); } return Valida... |
### Question:
FutureTimestampValidationRule implements IValidationRule { @Override public ValidationResult validate(Transaction tx, ILedger ledger) { if (tx.isFuture(timeProvider.get())) { return ValidationResult.error(new LifecycleException()); } return ValidationResult.success; } FutureTimestampValidationRule(ITimePr... |
### Question:
TypeValidationRule implements IValidationRule { @Override public ValidationResult validate(Transaction tx, ILedger ledger) { if (allowedTypes.contains(tx.getType())) { return ValidationResult.success; } return ValidationResult.error("Invalid transaction type. Type :" + tx.getType()); } TypeValidationRule(... |
### Question:
PayerValidationRule implements IValidationRule { @Override public ValidationResult validate(Transaction tx, ILedger ledger) { if (tx.getPayer() == null) { return ValidationResult.success; } if (tx.getSenderID().equals(tx.getPayer())) { return ValidationResult.error("Invalid payer"); } if (tx.getConfirmati... |
### Question:
ExpiredTimestampValidationRule implements IValidationRule { @Override public ValidationResult validate(Transaction tx, ILedger ledger) { if (tx.isExpired(timeProvider.get())) { return ValidationResult.error(new LifecycleException()); } return ValidationResult.success; } ExpiredTimestampValidationRule(ITim... |
### Question:
DeadlineValidationRule implements IValidationRule { @Override public ValidationResult validate(Transaction tx, ILedger ledger) { if (tx.getDeadline() < 1 || tx.getDeadline() > Constant.TRANSACTION_MAX_LIFETIME) { return ValidationResult.error(new LifecycleException()); } return ValidationResult.success; }... |
### Question:
ReferencedTransactionValidationRule implements IValidationRule { @Override public ValidationResult validate(Transaction tx, ILedger ledger) { if (tx.getReference() != null) { return ValidationResult.error("Illegal reference."); } return ValidationResult.success; } @Override ValidationResult validate(Tran... |
### Question:
EmptyPayerValidationRule implements IValidationRule { @Override public ValidationResult validate(Transaction tx, ILedger ledger) { if (tx.getPayer() != null) { return ValidationResult.error("Forbidden."); } if (tx.hasNestedTransactions()) { for (Transaction transaction : tx.getNestedTransactions().values(... |
### Question:
Sift { private Sift() { } private Sift(); static void open(@NonNull Context context,
Config config,
String activityName); static void open(@NonNull Context context, String activityName); static void open(@NonNull Context context, Config config); sta... |
### Question:
Sift { public static synchronized void unsetUserId() { setUserId(null); } private Sift(); static void open(@NonNull Context context,
Config config,
String activityName); static void open(@NonNull Context context, String activityName); static void op... |
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