method2testcases
stringlengths
118
6.63k
### Question: MemoryReactiveStore implements ReactiveStore<Key, Value> { public void storeSingular(@NonNull final Value model) { final Key key = extractKeyFromModel.call(model); cache.putSingular(model); getOrCreateSubjectForKey(key).onNext(ofObj(model)); final Option<List<Value>> allValues = cache.getAll().map(Option:...
### Question: MemoryReactiveStore implements ReactiveStore<Key, Value> { public void storeAll(@NonNull final List<Value> modelList) { cache.putAll(modelList); allSubject.onNext(ofObj(modelList)); publishInEachKey(); } MemoryReactiveStore(@NonNull final Func1<Value, Key> extractKeyFromModel, ...
### Question: MemoryReactiveStore implements ReactiveStore<Key, Value> { public void replaceAll(@NonNull final List<Value> modelList) { cache.clear(); storeAll(modelList); } MemoryReactiveStore(@NonNull final Func1<Value, Key> extractKeyFromModel, @NonNull final Store.MemoryStore<Key, Val...
### Question: Cache implements MemoryStore<Key, Value> { @Override @NonNull public Maybe<Value> getSingular(@NonNull final Key key) { return Maybe.fromCallable(() -> cache.containsKey(key)) .filter(isPresent -> isPresent) .map(__ -> cache.get(key)) .filter(this::notExpired) .map(CacheEntry::cachedObject) .subscribeOn(S...
### Question: Cache implements MemoryStore<Key, Value> { @Override @NonNull public Maybe<List<Value>> getAll() { return Observable.fromIterable(cache.values()) .filter(this::notExpired) .map(CacheEntry::cachedObject) .toList() .filter(ListUtils::isNotEmpty) .subscribeOn(Schedulers.computation()); } Cache(@NonNull final...
### Question: UnwrapOptionTransformer implements ObservableTransformer<Option<T>, T> { @Override public ObservableSource<T> apply(final Observable<Option<T>> upstream) { return upstream.filter(Option::isSome) .map(OptionUnsafe::getUnsafe); } @Override ObservableSource<T> apply(final Observable<Option<T>> upstream); st...
### Question: Preconditions { public static <T> T checkNotNull(final T reference) { if (reference == null) { throw new NullPointerException(); } return reference; } private Preconditions(); @NonNull static T get(@Nullable final T reference); static T checkNotNull(final T reference); static T checkNotNull(final T refer...
### Question: Preconditions { @NonNull public static <T> T get(@Nullable final T reference) { if (reference == null) { throw new NullPointerException("Assertion for a nonnull object failed."); } return reference; } private Preconditions(); @NonNull static T get(@Nullable final T reference); static T checkNotNull(final...
### Question: StringUtils { @SuppressWarnings("unchecked") @NonNull public String applySubstitutionsToString(@NonNull final String string, @NonNull final Pair<String, String>... substitutions) { String primaryString = string; for (final Pair<String, String> substitution : substitutions) { primaryString = primaryString....
### Question: ListUtils { @NonNull public static <T> List<T> union(@NonNull final List<T> list1, @NonNull final List<T> list2) { return new ArrayList<T>() {{ addAll(list1); addAll(list2); }}; } @NonNull static List<T> union(@NonNull final List<T> list1, @NonNull final List<T> list2); static boolean isNotEmpty(@NonNull...
### Question: ODFValidatorService implements Validate { public ServiceDescription describe() { ServiceDescription.Builder mds = new ServiceDescription.Builder(NAME, Validate.class.getCanonicalName()); mds.description("A validator for ODF file, based on the ODF Toolkit project ODF Validator."); mds.author("Andrew Jackso...
### Question: ODFValidatorService implements Validate { public ValidateResult validate(DigitalObject dob, URI format, List<Parameter> parameters) { return ODFValidatorWrapper.validateODF(dob,format); } ServiceDescription describe(); ValidateResult validate(DigitalObject dob, URI format, List<Parameter> parameters); st...
### Question: ToolSpec { String toXMlFormatted() throws JAXBException, UnsupportedEncodingException { Marshaller m = jc.createMarshaller(); m.setProperty( Marshaller.JAXB_FORMATTED_OUTPUT, Boolean.TRUE ); ByteArrayOutputStream bos = new ByteArrayOutputStream(); m.marshal(this, bos); return bos.toString("UTF-8"); } Str...
### Question: ToolSpec { public static ToolSpec fromInputStream( InputStream input ) throws FileNotFoundException, JAXBException { Unmarshaller u = jc.createUnmarshaller(); return (ToolSpec) u.unmarshal(new StreamSource(input)); } String getTool(); void setTool(String tool); Version getVersion(); void setVersion(Versi...
### Question: PlanetsCommand { public static void main(String[] args) { java.util.logging.Logger.getAnonymousLogger().setLevel(java.util.logging.Level.FINEST); java.util.logging.Logger.getLogger( com.sun.xml.ws.util.Constants.LoggingDomain).setLevel(java.util.logging.Level.FINEST); URL wsdl; try { wsdl = new URL( args[...
### Question: PivotalTrackerUtil { public String pivotalTrackerAdd( String url, String projectId, String token, String name, String storyType, String description) { PivotalTrackerAPI pivotalTrackerTarget = webAPIResolver.getWebAPI(url, PivotalTrackerAPI.class); PivotalTrackerResponse bugData = pivotalTrackerTarget.addB...
### Question: Pair implements Serializable { public K getObject1() { return key; } Pair(K key, V value); K getKey(); void setKey(K key); V getValue(); void setValue(V value); K getObject1(); V getObject2(); @Override int hashCode(); @SuppressWarnings("rawtypes") @Override boolean equals(Object obj); @Override String to...
### Question: Pair implements Serializable { public V getObject2() { return value; } Pair(K key, V value); K getKey(); void setKey(K key); V getValue(); void setValue(V value); K getObject1(); V getObject2(); @Override int hashCode(); @SuppressWarnings("rawtypes") @Override boolean equals(Object obj); @Override String ...
### Question: Pair implements Serializable { @Override public String toString() { StringBuilder builder = new StringBuilder(); builder.append(key); builder.append(':'); builder.append(value); return builder.toString(); } Pair(K key, V value); K getKey(); void setKey(K key); V getValue(); void setValue(V value); K getOb...
### Question: VariableTime implements IVariableTime { public VariableTime( Integer minute, Integer hour, Integer dayOfWeek, Integer dayOfMonth, Integer month, Integer year) { this.minute = minute; this.hour = hour; this.dayOfWeek = dayOfWeek; this.dayOfMonth = dayOfMonth; this.month = month; this.year = year; } Variabl...
### Question: CronSchedules { public static String generateDailySchedule() { return random.nextInt(60) + " " + random.nextInt(60) + " " + random.nextInt(24) + " * * ? *"; } private CronSchedules(); static String generateDailySchedule(); static String generateDailySchedule(int startHour, int endHour); }### Answer: @Te...
### Question: PrettyDuration { public static String prettyDuration(long milliseconds) { long minutes = TimeUnit.MILLISECONDS.toMinutes(milliseconds); milliseconds -= TimeUnit.MINUTES.toMillis(minutes); long seconds = TimeUnit.MILLISECONDS.toSeconds(milliseconds); milliseconds -= TimeUnit.SECONDS.toMillis(seconds); Stri...
### Question: MurmurHash { public static int hash32(final byte[] data, int length, int seed) { final int m = 0x5bd1e995; final int r = 24; int h = seed ^ length; int length4 = length / 4; for (int i = 0; i < length4; i++) { final int i4 = i * 4; int k = (data[i4 + 0] & 0xff) + ((data[i4 + 1] & 0xff) << 8) + ((data[i4 +...
### Question: SqlBuilder { public String getSqlString() { return command + (command.equals(DELETE) ? "" : selection) + FROM + tableName + getWhereClauseString() + getQuerySuffixString(); } SqlBuilder(String tableName); SqlBuilder(String tableName, String command); static String getSortOrderString(SqlQueryOrder.SortOrd...
### Question: PersistentMessagingServer implements Connection { @Override public void pause() { queues.values().forEach(Queue::pause); } PersistentMessagingServer(MessagePersister persister); @Override void createQueue( String queueName, int memoryBufferMaxMessages, int secondsToSlee...
### Question: PersistentMessagingServer implements Connection { @Override public void unsubscribe(String queueName, String consumerName) { getQueue(queueName).removeConsumer(consumerName); } PersistentMessagingServer(MessagePersister persister); @Override void createQueue( String queueName, int ...
### Question: Task { @Override public String toString() { return "Task{" + "id=" + id + ", name='" + name + '\'' + ", executionTime=" + executionTime + ", payload='" + payload + '\'' + '}'; } Task( String id, String name, long executionTime, String payload); private Task...
### Question: DockerArtifactRegistryImpl implements ArtifactRegistryApi { @Override public Collection<String> listVersions(String artifactId) { try { if (!artifactId.contains("/")) { artifactId = "library/" + artifactId; } final String registryUrl = this.url + "/v2/repositories/" + artifactId + "/tags/"; log.info("fetc...
### Question: ApplicationCopyEventRepositoryImpl implements ApplicationCopyEventRepository, ServiceLifecycle { @Override public List<ApplicationCopyEvent> listOrderedEvents(UUID copyId) { return nqs.getList(SQL_SELECT_EVENTS_BY_APP_COPY_ID, this::convertRow, Collections.singletonList(copyId)); } ApplicationCopyEventRep...
### Question: ApplicationCopyEventRepositoryImpl implements ApplicationCopyEventRepository, ServiceLifecycle { @Override public Map<UUID, List<ApplicationCopyEvent>> listByAppInstanceId(UUID appInstanceId) { return nqs.getMapOfList( SQL_SELECT_EVENTS_BY_APP_INSTANCE_ID, new UuidNativeQueryConverter("appCopyId"), this::...
### Question: SiteRepositoryImpl implements SiteRepository, ServiceLifecycle { @Override public Site load() { final Site site = new Site(siteName); populateSite(site); return site; } SiteRepositoryImpl(); SiteRepositoryImpl( String siteName, DataSource dataSource, SerializationWrite...
### Question: ErrorsMessageHeaderWriter implements SerializationWriter<ErrorsMessageHeader> { @Override public void writeObject(ErrorsMessageHeader errorsMessageHeader, OutputStream outputStream) throws ErrorMessageHeaderSerializationException { ObjectMapper mapper = new ObjectMapper(); try { mapper.writeValue(outputSt...
### Question: ErrorMessageHeaderReader implements SerializationReader<ErrorMessageHeader> { @NoJavadoc @Override public ErrorMessageHeader readObject(InputStream inputStream) throws ErrorMessageHeaderSerializationException { ObjectMapper mapper = new ObjectMapper(); try { return mapper.readValue(inputStream, ErrorMessa...
### Question: ErrorMessageHeaderWriter implements SerializationWriter<ErrorMessageHeader> { @Override public void writeObject(ErrorMessageHeader errorMessageHeader, OutputStream outputStream) throws ErrorMessageHeaderSerializationException { ObjectMapper mapper = new ObjectMapper(); try { mapper.writeValue(outputStream...
### Question: JiraQueryUtil { public UIJiraLoginResponse queryJira(String url, String userName, String password) { JiraAPI jiraTarget = webAPIResolver.getWebAPI(url, JiraAPI.class); JiraSession session = jiraTarget.autenticate( MapBuilder.<String, String>newHashMap() .with("username", userName) .with("password", passwo...
### Question: ErrorsMessageHeaderReader implements SerializationReader<ErrorsMessageHeader> { @Override public ErrorsMessageHeader readObject(InputStream inputStream) throws ErrorMessageHeaderSerializationException { ObjectMapper mapper = new ObjectMapper(); try { return mapper.readValue(inputStream, ErrorsMessageHeade...
### Question: PathUtilities { static boolean isValid(String path) { Objects.requireNonNull(path, "Path can't be null"); if ("/".equals(path)) { return true; } if (path.startsWith("/")) { path = path.substring(1); } for (String part : split(path)) { if (!isPathNameValid(part)) { return false; } } return true; } }### ...
### Question: InfluxDBJvmTagParser { public static Map<String, String> parse(String jvmTags) throws IllegalArgumentException { if (jvmTags == null || jvmTags.isEmpty()) { return Collections.EMPTY_MAP; } String[] tagValuePairs = jvmTags.split(","); Map<String, String> result = new HashMap<>(); for (String tagValuePair :...
### Question: JMSMessage implements Message { @Override public void readMessage(final MessageReader messageReader) { if (blobStoreAPI != null) { BlobStoreLink blobStoreLink; SerializationReader<BlobStoreLink> reader = serializationManager.getReader(BlobStoreLink.class); try (InputStream inputStream = getInputStream(fal...
### Question: SavedImageRepositoryImpl extends AbstractHubRepositoryImpl implements SavedImageRepository, ServiceLifecycle { @Override public Collection<DBSavedImage> list() { return nqs.getList(SQL_SELECT, this::convertRow); } SavedImageRepositoryImpl(); SavedImageRepositoryImpl(DataSource dataSource); @Override voi...
### Question: SchemaBootstrapScript { @NoJavadoc public Reader getScriptReader() throws IOException { StringReader reader; if (scriptContent != null) { reader = new StringReader(scriptContent.toString()); } else { InputStream resourceAsStream = Objects.requireNonNull( this.getClass().getClassLoader().getResourceAsStrea...
### Question: Timer { public Collection<String> list() { return jobs.keySet(); } Timer(String name, MetricsRegistry registry); void add(String name, Runnable runnable, int seconds, Date nextRun); void add(String name, Runnable runnable, int seconds); void remove(String name); Collection<String> list(); void pause(); vo...
### Question: Timer { public void start() { executor.execute(this::process); } Timer(String name, MetricsRegistry registry); void add(String name, Runnable runnable, int seconds, Date nextRun); void add(String name, Runnable runnable, int seconds); void remove(String name); Collection<String> list(); void pause(); void...
### Question: MicroServiceStateResource extends MicroServiceResource implements MicroServiceStateAPI { @Override public ServiceState getServiceState() { Context context = getMicroServiceApplication().getMicroServiceContext(); List<ServiceState.InputQueueState> inputQueues = new ArrayList<>(); ResourceManager<InputQueue...
### Question: RabbitMQMessage implements Message { @Override public void readMessage(final MessageReader messageReader) { if (blobstoreApi != null) { BlobStoreLink blobStoreLink = MessagingSerializationHelper.readObject( serializationManager, BlobStoreLink.class, delivery.getBody()); if (blobstoreApi.isExists(blobStore...
### Question: TempFileSystemBlobStore implements BlobStore { @Override public void moveNameSpace(final String oldNamespace, final String key, final String newNamespace) throws ObjectKeyFormatException, DuplicateObjectKeyException, IllegalStoreStateException { isKeyAcceptable(key); isKeyAcceptable(oldNamespace); isKeyAc...
### Question: TempFileSystemBlobStore implements BlobStore { @Override public void update(String namespace, String key, Map<String, String> headers, InputStream blob) throws ObjectKeyFormatException, IllegalStoreStateException { try { delete(namespace, key); create(namespace, key, headers, blob); } catch (DuplicateObje...
### Question: ReadFile { public static String getFileContentsFromResource(String resourceLocation) throws IOException { ClassLoader classLoader = Thread.currentThread().getContextClassLoader(); return getFileContentsFromResource(resourceLocation, classLoader); } static String getFileContentsFromResource(String resourc...
### Question: MicroServiceMetricsResource extends MicroServiceResource implements MicroServiceMetricsAPI { @Override public Response getMetricsOutput() { StreamingOutput stream = outputStream -> mapper .writerWithDefaultPrettyPrinter() .writeValue(outputStream, getMicroServiceApplication().getMicroServiceContext().getM...
### Question: ReadFile { public static StringBuilder getFileContentsFromResourceAsStringBuilder( String resourceLocation, ClassLoader classLoader) throws IOException { InputStream inputStream = classLoader.getResourceAsStream(resourceLocation); if (inputStream == null) { throw new FileNotFoundException("Could not find ...
### Question: CountingReader extends Reader { @Override public boolean ready() throws IOException { return delegate.ready(); } CountingReader(Reader delegate); @Override int read(CharBuffer target); @Override int read(); @Override int read(char[] cbuf, int off, int len); @Override long skip(long n); @Override boolean r...
### Question: CountingReader extends Reader { @Override public boolean markSupported() { return false; } CountingReader(Reader delegate); @Override int read(CharBuffer target); @Override int read(); @Override int read(char[] cbuf, int off, int len); @Override long skip(long n); @Override boolean ready(); @Override bool...
### Question: CountingReader extends Reader { @Override public void mark(int readAheadLimit) throws IOException { throw new IOException("mark() not supported"); } CountingReader(Reader delegate); @Override int read(CharBuffer target); @Override int read(); @Override int read(char[] cbuf, int off, int len); @Override lo...
### Question: CountingReader extends Reader { @Override public void reset() throws IOException { throw new IOException("reset() not supported"); } CountingReader(Reader delegate); @Override int read(CharBuffer target); @Override int read(); @Override int read(char[] cbuf, int off, int len); @Override long skip(long n);...
### Question: CountingReader extends Reader { @Override public void close() throws IOException { delegate.close(); } CountingReader(Reader delegate); @Override int read(CharBuffer target); @Override int read(); @Override int read(char[] cbuf, int off, int len); @Override long skip(long n); @Override boolean ready(); @O...
### Question: CountingReader extends Reader { public int getCharCount() { return charCount; } CountingReader(Reader delegate); @Override int read(CharBuffer target); @Override int read(); @Override int read(char[] cbuf, int off, int len); @Override long skip(long n); @Override boolean ready(); @Override boolean markSup...
### Question: MicroServiceConfigurationResource extends MicroServiceResource implements MicroServiceConfigurationAPI { @Override public ServiceConfiguration getServiceConfiguration() { Context context = getMicroServiceApplication().getMicroServiceContext(); LoggerConfig loggerConfig = getLoggerConfig(context); List<Res...
### Question: PrefixReader extends Reader { @Override public boolean markSupported() { return false; } PrefixReader(char[] prefix, Reader delegate); PrefixReader(Object lock, char[] prefix, Reader delegate); @Override int read(CharBuffer target); @Override int read(); @Override int read(char[] cbuf, int off, int len);...
### Question: ManagedMessageListenerImpl implements ManagedMessageListener { private void handleMessage(Message message, Context context, boolean isError) { ContextThreadLocal.setContext(context); Thread currentThread = Thread.currentThread(); String origThreadName = currentThread.getName(); MessageLoggingContext messa...
### Question: PrefixReader extends Reader { @Override public void mark(int readAheadLimit) throws IOException { throw new IOException("mark() not supported"); } PrefixReader(char[] prefix, Reader delegate); PrefixReader(Object lock, char[] prefix, Reader delegate); @Override int read(CharBuffer target); @Override int ...
### Question: PrefixReader extends Reader { @Override public void reset() throws IOException { throw new IOException("reset() not supported"); } PrefixReader(char[] prefix, Reader delegate); PrefixReader(Object lock, char[] prefix, Reader delegate); @Override int read(CharBuffer target); @Override int read(); @Overrid...
### Question: PrefixReader extends Reader { @Override public void close() throws IOException { delegate.close(); } PrefixReader(char[] prefix, Reader delegate); PrefixReader(Object lock, char[] prefix, Reader delegate); @Override int read(CharBuffer target); @Override int read(); @Override int read(char[] cbuf, int of...
### Question: PrefixReader extends Reader { @Override public boolean ready() throws IOException { return delegate.ready(); } PrefixReader(char[] prefix, Reader delegate); PrefixReader(Object lock, char[] prefix, Reader delegate); @Override int read(CharBuffer target); @Override int read(); @Override int read(char[] cb...
### Question: EscapingReader extends Reader { @Override public int read() throws IOException { int fromDelegate = delegate.read(); if (fromDelegate < 0) { return fromDelegate; } char c = (char) fromDelegate; while (invalidCharsPattern.matcher(String.valueOf(c)).find()) { fromDelegate = delegate.read(); if (fromDelegate...
### Question: EscapingReader extends Reader { @Override public long skip(long n) throws IOException { return delegate.skip(n); } EscapingReader(Reader delegate); EscapingReader(Object lock, Reader delegate); @Override int read(); @Override int read(char[] cbuf, int off, int len); @Override long skip(long n); @Override...
### Question: EscapingReader extends Reader { @Override public boolean ready() throws IOException { return delegate.ready(); } EscapingReader(Reader delegate); EscapingReader(Object lock, Reader delegate); @Override int read(); @Override int read(char[] cbuf, int off, int len); @Override long skip(long n); @Override b...
### Question: EscapingReader extends Reader { @Override public boolean markSupported() { return false; } EscapingReader(Reader delegate); EscapingReader(Object lock, Reader delegate); @Override int read(); @Override int read(char[] cbuf, int off, int len); @Override long skip(long n); @Override boolean ready(); @Overr...
### Question: EscapingReader extends Reader { @Override public void mark(int readAheadLimit) throws IOException { throw new IOException("mark() not supported"); } EscapingReader(Reader delegate); EscapingReader(Object lock, Reader delegate); @Override int read(); @Override int read(char[] cbuf, int off, int len); @Ove...
### Question: EscapingReader extends Reader { @Override public void reset() throws IOException { throw new IOException("reset() not supported"); } EscapingReader(Reader delegate); EscapingReader(Object lock, Reader delegate); @Override int read(); @Override int read(char[] cbuf, int off, int len); @Override long skip(...
### Question: EscapingReader extends Reader { @Override public void close() throws IOException { delegate.close(); } EscapingReader(Reader delegate); EscapingReader(Object lock, Reader delegate); @Override int read(); @Override int read(char[] cbuf, int off, int len); @Override long skip(long n); @Override boolean rea...
### Question: PortfolioServiceImpl implements PortfolioService { @Override public void buy(int amount, JsonObject quote, Handler<AsyncResult<Portfolio>> resultHandler) { if (amount <= 0) { resultHandler.handle(Future.failedFuture("Cannot buy " + quote.getString("name") + " - the amount must be " + "greater than 0")); r...
### Question: PortfolioServiceImpl implements PortfolioService { @Override public void sell(int amount, JsonObject quote, Handler<AsyncResult<Portfolio>> resultHandler) { if (amount <= 0) { resultHandler.handle(Future.failedFuture("Cannot sell " + quote.getString("name") + " - the amount must be " + "greater than 0"));...
### Question: BCCryptoHelper implements ICryptoHelper { @Nonnull public KeyStore createNewKeyStore (@Nonnull final IKeyStoreType aKeyStoreType) throws GeneralSecurityException { try { return aKeyStoreType.getKeyStore (m_sSecurityProviderName); } catch (final Exception ex) { return aKeyStoreType.getKeyStore (); } } BCCr...
### Question: MIC implements Serializable { @Nullable public static MIC parse (@Nullable final String sMIC) { if (StringHelper.hasNoText (sMIC)) return null; final StringTokenizer st = new StringTokenizer (sMIC, ", \t\r\n"); final String sMICBytes = st.nextToken (); final byte [] aMICBytes = Base64.safeDecode (sMICByte...
### Question: HTTPHelper { public static int readChunkLen (@Nonnull @WillNotClose final InputStream aIS) throws IOException { int nRes = 0; boolean bHeadersStarted = false; for (;;) { int ch = aIS.read (); if (ch < 0) throw new EOFException (); if (ch == '\n') break; if (ch >= 'a' && ch <= 'f') ch -= ('a' - 10); else i...
### Question: TempSharedFileInputStream extends SharedFileInputStream { @Nonnull public static TempSharedFileInputStream getTempSharedFileInputStream (@Nonnull @WillClose final InputStream aIS, @Nonnull final String sName) throws IOException { final File aDest = storeContentToTempFile (aIS, sName); return new TempShare...
### Question: TempSharedFileInputStream extends SharedFileInputStream { @Nonnull protected static File storeContentToTempFile (@Nonnull @WillClose final InputStream aIS, @Nonnull final String sName) throws IOException { final String sSuffix = FilenameHelper.getAsSecureValidASCIIFilename (StringHelper.hasText (sName) ? ...
### Question: TempSharedFileInputStream extends SharedFileInputStream { @Override protected void finalize () throws Throwable { try { closeAll (); } catch (final Exception ex) { LOGGER.error ("Exception in finalize()", ex); } super.finalize (); } private TempSharedFileInputStream(@Nonnull final File aFile); @Override ...
### Question: AS2IOHelper { @Nullable public static String getFilenameFromMessageID (@Nonnull final String sMessageID) { String s = StringHelper.removeAll (sMessageID, '<'); s = StringHelper.removeAll (s, '>'); return FilenameHelper.getAsSecureValidASCIIFilename (s); } private AS2IOHelper(); @Nonnull static FileOperat...
### Question: AS2IOHelper { @Nullable public static String getSafeFileAndFolderName (@Nullable final String s) { if (StringHelper.hasNoText (s)) return s; final File aBase = new File (FilenameHelper.getPathUsingUnixSeparator (s)); final StringBuilder aSB = new StringBuilder (); File f = aBase; while (f != null) { final...
### Question: AS2HttpHelper { @Nullable public static ContentType parseContentType (@Nullable final String sContentType) { if (StringHelper.hasText (sContentType)) { final String sRealContentType = RFC2616Codec.isMaybeEncoded (sContentType) ? new RFC2616Codec ().getDecodedAsString (sContentType) : sContentType; try { r...
### Question: AS2HttpHelper { @Nullable public static String getCleanContentType (@Nullable final String sContentType) { final ContentType aCT = parseContentType (sContentType); return aCT != null ? aCT.toString () : null; } private AS2HttpHelper(); @Nullable static ContentType parseContentType(@Nullable final String ...
### Question: MongoDBPartnershipFactory extends AbstractDynamicComponent implements IPartnershipFactory { @Override public EChange addPartnership (final Partnership aPartnership) throws AS2Exception { m_aPartnerships.insertOne (_toDocument (aPartnership)); return EChange.CHANGED; } MongoDBPartnershipFactory(final Mongo...
### Question: DiscreteAnneal { public String getStatus() { final StringBuilder result = new StringBuilder(); result.append("k="); result.append(this.k); result.append(",kMax="); result.append(this.kMax); result.append(",t="); result.append(this.currentTemperature); result.append(",prob="); result.append(this.lastProbab...
### Question: KMeans { public void initForgy(final List<BasicData> theObservations) { final int dimensions = findDimensions(theObservations); this.clusters.clear(); final Set<Integer> usedObservations = new HashSet<Integer>(); for (int i = 0; i < this.k; i++) { final Cluster cluster = new Cluster(dimensions); this.clus...
### Question: BasicData { public String toString() { final StringBuilder result = new StringBuilder(); result.append("[BasicData: input:"); result.append(Arrays.toString(this.input)); result.append(", ideal:"); result.append(Arrays.toString(this.ideal)); result.append(", label:"); result.append(this.label); result.appe...
### Question: VectorUtil { public static int maxIndex(final double[] a) { int result = -1; double max = Double.NEGATIVE_INFINITY; for (int i = 0; i < a.length; i++) { if (a[i] > max) { max = a[i]; result = i; } } return result; } private VectorUtil(); static int maxIndex(final double[] a); }### Answer: @Test public v...
### Question: LogLinkFunction implements Fn { @Override public double evaluate(final double[] x) { if (x.length > 1) { throw new AIFHError("The logistic link function can only accept one parameter."); } return Math.log(x[0]); } @Override double evaluate(final double[] x); }### Answer: @Test public void testEvaluate()...
### Question: IdentityLinkFunction implements Fn { @Override public double evaluate(final double[] x) { if (x.length > 1) { throw new AIFHError("The linear link function can only accept one parameter."); } return x[0]; } @Override double evaluate(final double[] x); }### Answer: @Test public void testEvaluate() { fina...
### Question: InverseLinkFunction implements Fn { @Override public double evaluate(final double[] x) { if (x.length > 1) { throw new AIFHError("The inverse link function can only accept one parameter."); } return -Math.pow(x[0], -1); } @Override double evaluate(final double[] x); }### Answer: @Test public void testEv...
### Question: DiscreteAnneal { public double coolingSchedule() { final double ex = (double) k / (double) kMax; return this.startingTemperature * Math.pow(this.endingTemperature / this.startingTemperature, ex); } DiscreteAnneal(final int theKMax, final double theStartingTemperature, final double theEndingTemperature); d...
### Question: LogitLinkFunction implements Fn { @Override public double evaluate(final double[] x) { if (x.length > 1) { throw new AIFHError("The logistic link function can only accept one parameter."); } return 1.0 / (1.0 + Math.exp(-x[0])); } @Override double evaluate(final double[] x); }### Answer: @Test public vo...
### Question: InverseSquaredLinkFunction implements Fn { @Override public double evaluate(final double[] x) { if (x.length > 1) { throw new AIFHError("The inverse squared link function can only accept one parameter."); } return -Math.pow(x[0], -2); } @Override double evaluate(final double[] x); }### Answer: @Test pub...
### Question: GaussianFunction extends AbstractRBF { @Override public double evaluate(final double[] x) { double value = 0; final double width = getWidth(); for (int i = 0; i < getDimensions(); i++) { final double center = this.getCenter(i); value += Math.pow(x[i] - center, 2) / (2.0 * width * width); } return Math.exp...
### Question: MultiquadricFunction extends AbstractRBF { @Override public double evaluate(final double[] x) { double value = 0; final double width = getWidth(); for (int i = 0; i < getDimensions(); i++) { final double center = getCenter(i); value += Math.pow(x[i] - center, 2) + (width * width); } return Math.sqrt(value...
### Question: InverseMultiquadricFunction extends AbstractRBF { @Override public double evaluate(final double[] x) { double value = 0; final double width = getWidth(); for (int i = 0; i < getDimensions(); i++) { final double center = getCenter(i); value += Math.pow(x[i] - center, 2) + (width * width); } return 1 / Math...
### Question: ScoreClassificationData implements ScoreFunction { @Override public double calculateScore(final MachineLearningAlgorithm algo) { int incorrectCount = 0; int totalCount = 0; final ClassificationAlgorithm ralgo = (ClassificationAlgorithm) algo; for (final BasicData aTrainingData : this.trainingData) { total...
### Question: MexicanHatFunction extends AbstractRBF { @Override public double evaluate(final double[] x) { double norm = 0; for (int i = 0; i < getDimensions(); i++) { final double center = this.getCenter(i); norm += Math.pow(x[i] - center, 2); } return (1 - norm) * Math.exp(-norm / 2); } MexicanHatFunction(final int ...
### Question: DataSet { @Override public boolean equals(final Object other) { if (!(other instanceof DataSet)) { return false; } final DataSet otherSet = (DataSet) other; if (getHeaderCount() != otherSet.getHeaderCount()) { return false; } if (size() != otherSet.size()) { return false; } for (int i = 0; i < getHeaderCo...
### Question: DataSet { public double getMin(final int column) { double result = Double.POSITIVE_INFINITY; for (final Object[] obj : this.data) { result = Math.min(result, convertNumeric(obj, column)); } return result; } DataSet(final String[] theHeaders); static DataSet load(final File filename); static DataSet load(f...