method2testcases stringlengths 118 6.63k |
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### Question:
GreedyForKnapsack { public static boolean[] solveByBestRatioFirst(KnapsackProblem problem){ List<KnapsackProblem.Item> items = problem.getCopyOfItems(); items.sort((a,b) -> { if(a.getWeight() == 0){ return -1; } if(b.getWeight() == 0){ return 1; } double ra = a.getValue() / a.getWeight(); double rb = b.ge... |
### Question:
DnaCompressor { public static byte[] compress(String dna){ BitWriter writer = new BitWriter(); writer.write(dna.length()); for(int i=0; i<dna.length(); i++){ char c = dna.charAt(i); if(c== 'A'){ writer.write(true); writer.write(true); } else if(c== 'C'){ writer.write(true); writer.write(false); }else if(c... |
### Question:
BitReader { public byte readByte(){ if(bits % 8 == 0){ int i = bits / 8; bits += 8; return data[i]; } byte tmp = 0; for(int j=0; j<8; j++){ tmp = (byte) (tmp << 1); boolean k = readBoolean(); if(k){ tmp |= 1; } } return tmp; } BitReader(byte[] data); byte readByte(); boolean readBoolean(); int readInt(); ... |
### Question:
BitReader { public boolean readBoolean(){ int i = bits / 8; if(i >= data.length){ throw new IllegalStateException("No more data to read"); } byte b = data[i]; int k = bits % 8; bits++; return ((b >>> (8 - k - 1)) & 1) == 1; } BitReader(byte[] data); byte readByte(); boolean readBoolean(); int readInt(); i... |
### Question:
BitReader { public int readInt(){ int x; byte a = readByte(); x = a & 0xFF; byte b = readByte(); x = x << 8; x |= (b & 0xFF); byte c = readByte(); x = x << 8; x |= (c & 0xFF); byte d = readByte(); x = x << 8; x |= (d & 0xFF); return x; } BitReader(byte[] data); byte readByte(); boolean readBoolean(); int ... |
### Question:
BitReader { public char readChar(){ int x; byte a = readByte(); x = a & 0xFF; byte b = readByte(); x = x << 8; x |= (b & 0xFF); return (char) x; } BitReader(byte[] data); byte readByte(); boolean readBoolean(); int readInt(); int readInt(int nbits); char readChar(); }### Answer:
@Test public void testStr... |
### Question:
MyMapBinarySearchTree implements MyMapTreeBased<K, V> { @Override public int getMaxTreeDepth() { if (root == null) { return 0; } return depth(root); } @Override void put(K key, V value); @Override void delete(K key); @Override V get(K key); @Override int size(); @Override int getMaxTreeDepth(); }### Ans... |
### Question:
LambdaExamples { public static void useRunnable(Runnable runnable){ System.out.println("Before runnable"); runnable.run(); System.out.println("After runnable"); } static void useRunnable(Runnable runnable); static void useConsumer(Consumer<String> consumer); static String usePredicate(Predicate<String> p... |
### Question:
LambdaExamples { public static void useConsumer(Consumer<String> consumer){ String foo = "foo"; System.out.println("Before consumer"); consumer.accept(foo); System.out.println("After consumer"); } static void useRunnable(Runnable runnable); static void useConsumer(Consumer<String> consumer); static Strin... |
### Question:
LambdaExamples { public static String usePredicate(Predicate<String> predicate){ String foo = "foo"; if(predicate.test(foo)){ return foo; } else { return null; } } static void useRunnable(Runnable runnable); static void useConsumer(Consumer<String> consumer); static String usePredicate(Predicate<String> ... |
### Question:
LambdaExamples { public static int useFunction(Function<String, Integer> function){ String input = "foo"; return function.apply(input); } static void useRunnable(Runnable runnable); static void useConsumer(Consumer<String> consumer); static String usePredicate(Predicate<String> predicate); static int use... |
### Question:
MyIterableLinkedList implements Iterable<T> { public void add(T value) { ListNode node = new ListNode(); node.value = value; size++; modificationCounter++; if (head == null) { head = node; tail = node; return; } tail.next = node; tail = node; } @Override Iterator<T> iterator(); void delete(int index); T ... |
### Question:
MyIterableLinkedList implements Iterable<T> { public int size() { return size; } @Override Iterator<T> iterator(); void delete(int index); T get(int index); void add(T value); int size(); boolean isEmpty(); boolean contains(T value); }### Answer:
@Test public void testEmpty(){ MyIterableLinkedList<Integ... |
### Question:
AllPathsGraph extends UndirectedGraph<V> { public List<List<V>> findAllPaths(V start, V end) { if (!graph.containsKey(start) && !graph.containsKey(end)) { return Collections.emptyList(); } if (start.equals(end)) { throw new IllegalArgumentException(); } Deque<V> stack = new ArrayDeque<>(); List<List<V>> p... |
### Question:
MyIterableLinkedList implements Iterable<T> { public T get(int index) { if (index < 0 || index >= size()) { throw new IndexOutOfBoundsException(); } ListNode current = head; int counter = 0; while (current != null) { if (counter == index) { return current.value; } current = current.next; counter++; } asse... |
### Question:
MyIterableHashMap implements MyHashMap<K,V>, Iterable<V> { @Override public void put(K key, V value) { modificationCounter++; int i = index(key); if(data[i] == null){ data[i] = new ArrayList<>(); } List<Entry> list = data[i]; for(int j=0; j<list.size(); j++){ Entry entry = list.get(j); if(key.equals(entry... |
### Question:
MyIterableHashMap implements MyHashMap<K,V>, Iterable<V> { @Override public int size() { int size = 0; for(int i=0; i<data.length; i++){ if(data[i] != null){ size += data[i].size(); } } return size; } MyIterableHashMap(); MyIterableHashMap(int capacity); @Override Iterator<V> iterator(); @Override void p... |
### Question:
MyIterableHashMap implements MyHashMap<K,V>, Iterable<V> { @Override public void delete(K key) { int i = index(key); if(data[i] == null){ return; } List<Entry> list = data[i]; for(int j=0; j<list.size(); j++){ Entry entry = list.get(j); if(key.equals(entry.key)){ list.remove(j); modificationCounter++; ret... |
### Question:
TernaryTreeMap implements MyMapTreeBased<K, V> { @Override public int getMaxTreeDepth() { if (root == null) { return 0; } return depth(root); } @Override void put(K key, V value); @Override void delete(K key); @Override V get(K key); @Override int size(); @Override int getMaxTreeDepth(); }### Answer:
@T... |
### Question:
MyArrayListInteger { public int size() { return size; } MyArrayListInteger(); MyArrayListInteger(int maxSize); Integer get(int index); void add(Integer value); int size(); }### Answer:
@Test public void testEmpty(){ assertEquals(0, data.size()); } |
### Question:
MyArrayListInteger { public Integer get(int index) { if(index < 0 || index >= size){ return null; } return data[index]; } MyArrayListInteger(); MyArrayListInteger(int maxSize); Integer get(int index); void add(Integer value); int size(); }### Answer:
@Test public void testOutOfIndex(){ assertNull(data.g... |
### Question:
AxonDBEventStore extends AbstractEventStore { @Override public TrackingEventStream openStream(TrackingToken trackingToken) { return storageEngine().openStream(trackingToken); } AxonDBEventStore(AxonDBConfiguration configuration, Serializer serializer); AxonDBEventStore(AxonDBConfiguration configuration, ... |
### Question:
IdGenerator { public static long newRandomId(@Nullable Set<Long> existingIds) { while (true) { long candidateId = ThreadLocalRandom.current().nextLong(); if (MIN <= candidateId && candidateId <= MAX) { if (existingIds == null) { return candidateId; } if (!existingIds.contains(candidateId)) { return candid... |
### Question:
IdGenerator { public static long newLinearId(AtomicLong longValue) { long candiateId = longValue.incrementAndGet(); if (candiateId > IdGenerator.MAX) { longValue.set(1L); candiateId = longValue.longValue(); } return candiateId; } static long newRandomId(@Nullable Set<Long> existingIds); static long newLi... |
### Question:
CollectionHelper { @SafeVarargs @Nullable public static <T> List<T> toList(@Nullable T... arguments) { if (arguments != null) { if (arguments.length == 1) { return Collections.singletonList(arguments[0]); } if (arguments.length > 1) { return Arrays.asList(arguments); } } return null; } @SafeVarargs @Null... |
### Question:
CollectionHelper { @Nullable public static Set<Long> toSet(@Nullable Collection<Long> collection) { if (collection != null) { if (collection instanceof Set) { return (Set<Long>) collection; } return new HashSet<>(collection); } return null; } @SafeVarargs @Nullable static List<T> toList(@Nullable T... ar... |
### Question:
CallMessage extends WampMessage { @Override public void serialize(JsonGenerator generator) throws IOException { generator.writeNumber(getCode()); generator.writeNumber(this.requestId); generator.writeStartObject(); if (this.discloseMe) { generator.writeBooleanField("disclose_me", this.discloseMe); } gener... |
### Question:
ErrorMessage extends WampMessage { public static ErrorMessage deserialize(JsonParser jp) throws IOException { jp.nextToken(); int type = jp.getIntValue(); jp.nextToken(); long request = jp.getLongValue(); jp.nextToken(); ParserUtil.readObject(jp); jp.nextToken(); String error = jp.getValueAsString(); List... |
### Question:
RegisteredMessage extends WampMessage { @Override public void serialize(JsonGenerator generator) throws IOException { generator.writeNumber(getCode()); generator.writeNumber(this.requestId); generator.writeNumber(this.registrationId); } RegisteredMessage(long requestId, long registrationId); RegisteredMe... |
### Question:
RegisteredMessage extends WampMessage { public static RegisteredMessage deserialize(JsonParser jp) throws IOException { jp.nextToken(); long request = jp.getLongValue(); jp.nextToken(); long registration = jp.getLongValue(); return new RegisteredMessage(request, registration); } RegisteredMessage(long req... |
### Question:
UnsubscribedMessage extends WampMessage { @Override public void serialize(JsonGenerator generator) throws IOException { generator.writeNumber(getCode()); generator.writeNumber(this.requestId); if (this.subscriptionId != null || this.reason != null) { generator.writeStartObject(); if (this.reason != null) ... |
### Question:
UnsubscribedMessage extends WampMessage { public static UnsubscribedMessage deserialize(JsonParser jp) throws IOException { jp.nextToken(); long request = jp.getLongValue(); Long subscriptionId = null; String reason = null; JsonToken token = jp.nextToken(); if (token == JsonToken.START_OBJECT) { Map<Strin... |
### Question:
PublishedMessage extends WampMessage { @Override public void serialize(JsonGenerator generator) throws IOException { generator.writeNumber(getCode()); generator.writeNumber(this.requestId); generator.writeNumber(this.publicationId); } PublishedMessage(long requestId, long publicationId); PublishedMessage... |
### Question:
PublishedMessage extends WampMessage { public static PublishedMessage deserialize(JsonParser jp) throws IOException { jp.nextToken(); long request = jp.getLongValue(); jp.nextToken(); long subscription = jp.getLongValue(); return new PublishedMessage(request, subscription); } PublishedMessage(long request... |
### Question:
ResultMessage extends WampMessage { @Override public void serialize(JsonGenerator generator) throws IOException { generator.writeNumber(getCode()); generator.writeNumber(this.requestId); generator.writeStartObject(); generator.writeEndObject(); if (this.argumentsKw != null) { if (this.arguments == null) {... |
### Question:
ResultMessage extends WampMessage { public static ResultMessage deserialize(JsonParser jp) throws IOException { jp.nextToken(); long request = jp.getLongValue(); jp.nextToken(); ParserUtil.readObject(jp); List<Object> arguments = null; JsonToken token = jp.nextToken(); if (token == JsonToken.START_ARRAY) ... |
### Question:
RegisterMessage extends WampMessage { @Override public void serialize(JsonGenerator generator) throws IOException { generator.writeNumber(getCode()); generator.writeNumber(this.requestId); generator.writeStartObject(); if (this.discloseCaller) { generator.writeBooleanField("disclose_caller", this.disclose... |
### Question:
RegisterMessage extends WampMessage { public static RegisterMessage deserialize(JsonParser jp) throws IOException { jp.nextToken(); long request = jp.getLongValue(); boolean discloseCaller = false; jp.nextToken(); Map<String, Object> options = ParserUtil.readObject(jp); if (options != null) { discloseCall... |
### Question:
UnsubscribeMessage extends WampMessage { @Override public void serialize(JsonGenerator generator) throws IOException { generator.writeNumber(getCode()); generator.writeNumber(this.requestId); generator.writeNumber(this.subscriptionId); } UnsubscribeMessage(long requestId, long subscriptionId); static Unsu... |
### Question:
UnsubscribeMessage extends WampMessage { public static UnsubscribeMessage deserialize(JsonParser jp) throws IOException { jp.nextToken(); long request = jp.getLongValue(); jp.nextToken(); long subscription = jp.getLongValue(); return new UnsubscribeMessage(request, subscription); } UnsubscribeMessage(long... |
### Question:
UnregisteredMessage extends WampMessage { @Override public void serialize(JsonGenerator generator) throws IOException { generator.writeNumber(getCode()); generator.writeNumber(this.requestId); if (this.registrationId != null || this.reason != null) { generator.writeStartObject(); if (this.reason != null) ... |
### Question:
UnregisteredMessage extends WampMessage { public static UnregisteredMessage deserialize(JsonParser jp) throws IOException { jp.nextToken(); long request = jp.getLongValue(); Long registrationId = null; String reason = null; JsonToken token = jp.nextToken(); if (token == JsonToken.START_OBJECT) { Map<Strin... |
### Question:
YieldMessage extends WampMessage { @Override public void serialize(JsonGenerator generator) throws IOException { generator.writeNumber(getCode()); generator.writeNumber(this.requestId); generator.writeStartObject(); generator.writeEndObject(); if (this.argumentsKw != null) { if (this.arguments == null) { ... |
### Question:
YieldMessage extends WampMessage { public static YieldMessage deserialize(JsonParser jp) throws IOException { jp.nextToken(); long request = jp.getLongValue(); jp.nextToken(); ParserUtil.readObject(jp); List<Object> arguments = null; JsonToken token = jp.nextToken(); if (token == JsonToken.START_ARRAY) { ... |
### Question:
UnregisterMessage extends WampMessage { @Override public void serialize(JsonGenerator generator) throws IOException { generator.writeNumber(getCode()); generator.writeNumber(this.requestId); generator.writeNumber(this.registrationId); } UnregisterMessage(long requestId, long registrationId); static Unregi... |
### Question:
UnregisterMessage extends WampMessage { public static UnregisterMessage deserialize(JsonParser jp) throws IOException { jp.nextToken(); long request = jp.getLongValue(); jp.nextToken(); long registration = jp.getLongValue(); return new UnregisterMessage(request, registration); } UnregisterMessage(long req... |
### Question:
SubscribeMessage extends WampMessage { @Override public void serialize(JsonGenerator generator) throws IOException { generator.writeNumber(getCode()); generator.writeNumber(this.requestId); generator.writeStartObject(); if (this.matchPolicy != MatchPolicy.EXACT) { generator.writeStringField("match", this.... |
### Question:
SubscribeMessage extends WampMessage { public static SubscribeMessage deserialize(JsonParser jp) throws IOException { jp.nextToken(); long request = jp.getLongValue(); MatchPolicy match = MatchPolicy.EXACT; jp.nextToken(); boolean getRetained = false; Map<String, Object> options = ParserUtil.readObject(jp... |
### Question:
GoodbyeMessage extends WampMessage { @Override public void serialize(JsonGenerator generator) throws IOException { generator.writeNumber(getCode()); generator.writeStartObject(); if (this.message != null) { generator.writeStringField("message", this.message); } generator.writeEndObject(); generator.writeS... |
### Question:
GoodbyeMessage extends WampMessage { public static GoodbyeMessage deserialize(JsonParser jp) throws IOException { String msg = null; jp.nextToken(); Map<String, Object> details = ParserUtil.readObject(jp); if (details != null) { msg = (String) details.get("message"); } jp.nextToken(); return new GoodbyeMe... |
### Question:
HelloMessage extends WampMessage { @Override public void serialize(JsonGenerator generator) throws IOException { generator.writeNumber(getCode()); generator.writeString(this.realm); generator.writeStartObject(); generator.writeObjectFieldStart("roles"); for (WampRole wampRole : this.roles) { generator.wri... |
### Question:
HelloMessage extends WampMessage { @SuppressWarnings("unchecked") public static HelloMessage deserialize(JsonParser jp) throws IOException { jp.nextToken(); String realm = jp.getValueAsString(); List<WampRole> roles = new ArrayList<>(); jp.nextToken(); Map<String, Object> details = ParserUtil.readObject(j... |
### Question:
WelcomeMessage extends WampMessage { @Override public void serialize(JsonGenerator generator) throws IOException { generator.writeNumber(getCode()); generator.writeNumber(this.sessionId); generator.writeStartObject(); generator.writeObjectFieldStart("roles"); for (WampRole wampRole : this.roles) { generat... |
### Question:
WelcomeMessage extends WampMessage { @SuppressWarnings("unchecked") public static WelcomeMessage deserialize(JsonParser jp) throws IOException { jp.nextToken(); long session = jp.getLongValue(); List<WampRole> roles = new ArrayList<>(); String realm = null; jp.nextToken(); Map<String, Object> details = Pa... |
### Question:
SubscribedMessage extends WampMessage { @Override public void serialize(JsonGenerator generator) throws IOException { generator.writeNumber(getCode()); generator.writeNumber(this.requestId); generator.writeNumber(this.subscriptionId); } SubscribedMessage(long requestId, long subscriptionId); SubscribedMe... |
### Question:
SubscribedMessage extends WampMessage { public static SubscribedMessage deserialize(JsonParser jp) throws IOException { jp.nextToken(); long request = jp.getLongValue(); jp.nextToken(); long subscription = jp.getLongValue(); return new SubscribedMessage(request, subscription); } SubscribedMessage(long req... |
### Question:
ParserUtil { @Nullable public static List<Object> readArray(JsonParser jp) throws IOException { if (jp.currentToken() != JsonToken.START_ARRAY) { return null; } List<Object> result = new ArrayList<>(); JsonToken token = jp.nextToken(); while (token != JsonToken.END_ARRAY) { if (token == JsonToken.START_AR... |
### Question:
ParserUtil { @Nullable public static Map<String, Object> readObject(JsonParser jp) throws IOException { if (jp.currentToken() != JsonToken.START_OBJECT) { return null; } Map<String, Object> result = new HashMap<>(); JsonToken token = jp.nextToken(); while (token != JsonToken.END_OBJECT) { String key = jp.... |
### Question:
AbortMessage extends WampMessage { @Override public void serialize(JsonGenerator generator) throws IOException { generator.writeNumber(getCode()); generator.writeStartObject(); if (this.message != null) { generator.writeStringField("message", this.message); } generator.writeEndObject(); generator.writeStr... |
### Question:
AbortMessage extends WampMessage { public static AbortMessage deserialize(JsonParser jp) throws IOException { String msg = null; jp.nextToken(); Map<String, Object> details = ParserUtil.readObject(jp); if (details != null) { msg = (String) details.get("message"); } jp.nextToken(); return new AbortMessage(... |
### Question:
WampPublisher { public <T> void publishToAll(String topic, @Nullable T... arguments) { publish(publishMessageBuilder(topic).arguments(CollectionHelper.toList(arguments)) .build()); } WampPublisher(MessageChannel clientInboundChannel); void publish(PublishMessage publishMessage); void publishToAll(String t... |
### Question:
WampSessionIdMethodArgumentResolver implements HandlerMethodArgumentResolver { @Override public boolean supportsParameter(MethodParameter parameter) { return parameter.hasParameterAnnotation(WampSessionId.class); } @Override boolean supportsParameter(MethodParameter parameter); @Override Object resolveAr... |
### Question:
WampSessionIdMethodArgumentResolver implements HandlerMethodArgumentResolver { @Override public Object resolveArgument(MethodParameter parameter, Message<?> message) throws Exception { return message.getHeaders().get(WampMessageHeader.WAMP_SESSION_ID.name()); } @Override boolean supportsParameter(MethodP... |
### Question:
PrincipalMethodArgumentResolver implements HandlerMethodArgumentResolver { @Override public boolean supportsParameter(MethodParameter parameter) { Class<?> paramType = parameter.getParameterType(); return Principal.class.isAssignableFrom(paramType); } @Override boolean supportsParameter(MethodParameter p... |
### Question:
PrincipalMethodArgumentResolver implements HandlerMethodArgumentResolver { @Override public Object resolveArgument(MethodParameter parameter, Message<?> message) throws Exception { Principal user = ((WampMessage) message).getPrincipal(); if (user == null) { throw new MessageHandlingException(message, "No ... |
### Question:
WampMessageMethodArgumentResolver implements HandlerMethodArgumentResolver { @Override public boolean supportsParameter(MethodParameter parameter) { return WampMessage.class.isAssignableFrom(parameter.getParameterType()); } @Override boolean supportsParameter(MethodParameter parameter); @Override Object ... |
### Question:
WampMessageMethodArgumentResolver implements HandlerMethodArgumentResolver { @Override public Object resolveArgument(MethodParameter parameter, Message<?> message) throws Exception { return message; } @Override boolean supportsParameter(MethodParameter parameter); @Override Object resolveArgument(MethodP... |
### Question:
Features { public List<Feature> enabledDealerFeatures() { List<Feature> dealerFeatures = new ArrayList<>(); if (isEnabled(Feature.DEALER_CALLER_IDENTIFICATION)) { dealerFeatures.add(Feature.DEALER_CALLER_IDENTIFICATION); } return dealerFeatures; } void disable(Feature feature); boolean isEnabled(Feature ... |
### Question:
Features { public List<Feature> enabledBrokerFeatures() { List<Feature> brokerFeatures = new ArrayList<>(); if (isEnabled(Feature.BROKER_SUBSCRIBER_BLACKWHITE_LISTING)) { brokerFeatures.add(Feature.BROKER_SUBSCRIBER_BLACKWHITE_LISTING); } if (isEnabled(Feature.BROKER_PUBLISHER_EXCLUSION)) { brokerFeatures... |
### Question:
DuplicateChangeSetException extends LiquibaseException { public DuplicateChangeSetException(String message) { super(message); } DuplicateChangeSetException(String message); }### Answer:
@Test public void duplicateChangeSetException() throws Exception { DuplicateChangeSetException duplicateChangeSetExcep... |
### Question:
StringUtils { public static String stripComments(String multiLineSQL) { String strippedSingleLines = Pattern.compile("(.*?)\\s*\\-\\-.*\n").matcher(multiLineSQL).replaceAll("$1\n"); strippedSingleLines = Pattern.compile("(.*?)\\s*\\-\\-.*$").matcher(strippedSingleLines).replaceAll("$1\n"); return Pattern.... |
### Question:
StringUtils { public static String[] processMutliLineSQL(String multiLineSQL,boolean stripComments, boolean splitStatements, String endDelimiter) { String stripped = stripComments ? stripComments(multiLineSQL) : multiLineSQL; if (splitStatements) { return splitSQL(stripped, endDelimiter); } else { return ... |
### Question:
ChangeSet implements Conditional { public CheckSum generateCheckSum() { StringBuffer stringToMD5 = new StringBuffer(); for (Change change : getChanges()) { stringToMD5.append(change.generateCheckSum()).append(":"); } for (SqlVisitor visitor : this.getSqlVisitors()) { stringToMD5.append(visitor.generateChe... |
### Question:
ChangeSet implements Conditional { public boolean isCheckSumValid(CheckSum storedCheckSum) { CheckSum currentMd5Sum = generateCheckSum(); if (currentMd5Sum == null) { return true; } if (storedCheckSum == null) { return true; } if (currentMd5Sum.equals(storedCheckSum)) { return true; } for (CheckSum validC... |
### Question:
AlreadyRanChangeSetFilter extends RanChangeSetFilter { public boolean accepts(ChangeSet changeSet) { return getRanChangeSet(changeSet) != null; } AlreadyRanChangeSetFilter(List<RanChangeSet> ranChangeSets); boolean accepts(ChangeSet changeSet); }### Answer:
@Test public void accepts_noneRun() { AlreadyRa... |
### Question:
ShouldRunChangeSetFilter implements ChangeSetFilter { @SuppressWarnings({"RedundantIfStatement"}) public boolean accepts(ChangeSet changeSet) { for (RanChangeSet ranChangeSet : ranChangeSets) { if (ranChangeSet.getId().equals(changeSet.getId()) && ranChangeSet.getAuthor().equals(changeSet.getAuthor()) && ... |
### Question:
AfterTagChangeSetFilter implements ChangeSetFilter { public boolean accepts(ChangeSet changeSet) { return changeLogsAfterTag.contains(changeLogToString(changeSet.getId(), changeSet.getAuthor(), changeSet.getFilePath())); } AfterTagChangeSetFilter(String tag, List<RanChangeSet> ranChangeSets); boolean acce... |
### Question:
ExecutedAfterChangeSetFilter implements ChangeSetFilter { public boolean accepts(ChangeSet changeSet) { return changeLogsAfterDate.contains(changeLogToString(changeSet.getId(), changeSet.getAuthor(), changeSet.getFilePath())); } ExecutedAfterChangeSetFilter(Date date, List<RanChangeSet> ranChangeSets); bo... |
### Question:
CountChangeSetFilter implements ChangeSetFilter { public boolean accepts(ChangeSet changeSet) { changeSetsSeen++; return changeSetsSeen <= changeSetsToAllow; } CountChangeSetFilter(int changeSetsToAllow); boolean accepts(ChangeSet changeSet); }### Answer:
@Test public void acceptsZeroCorrectly() { CountC... |
### Question:
DbmsChangeSetFilter implements ChangeSetFilter { public boolean accepts(ChangeSet changeSet) { List<SqlVisitor> visitorsToRemove = new ArrayList<SqlVisitor>(); for (SqlVisitor visitor : changeSet.getSqlVisitors()) { if (databaseString != null && visitor.getApplicableDbms() != null && visitor.getApplicable... |
### Question:
ChangeLogIterator { public void run(ChangeSetVisitor visitor, Database database) throws LiquibaseException { List<ChangeSet> changeSetList = databaseChangeLog.getChangeSets(); if (visitor.getDirection().equals(ChangeSetVisitor.Direction.REVERSE)) { Collections.reverse(changeSetList); } for (ChangeSet chan... |
### Question:
ChangeLogParameters { public Object getValue(String key) { ChangeLogParameter parameter = findParameter(key); return parameter != null ? parameter.getValue() : null; } ChangeLogParameters(); ChangeLogParameters(Database currentDatabase); void addContext(String context); void setContexts(Collection<String... |
### Question:
StringUtils { public static String[] splitSQL(String multiLineSQL, String endDelimiter) { if (endDelimiter == null) { endDelimiter = ";\\s*\n|;$|\n[gG][oO]\\s*\n|\n[Gg][oO]\\s*$"; } else { if (endDelimiter.equalsIgnoreCase("go")) { endDelimiter = "\n[gG][oO]\\s*\n|\n[Gg][oO]\\s*$"; } } String[] initialSpl... |
### Question:
RollbackVisitor implements ChangeSetVisitor { public void visit(ChangeSet changeSet, DatabaseChangeLog databaseChangeLog, Database database) throws LiquibaseException { LogFactory.getLogger().info("Rolling Back Changeset:" + changeSet); changeSet.rollback(this.database); this.database.removeRanStatus(chan... |
### Question:
UpdateVisitor implements ChangeSetVisitor { public void visit(ChangeSet changeSet, DatabaseChangeLog databaseChangeLog, Database database) throws LiquibaseException { ChangeSet.RunStatus runStatus = this.database.getRunStatus(changeSet); log.debug("Running Changeset:" + changeSet); ChangeSet.ExecType exec... |
### Question:
SqlGeneratorChain { public Sql[] generateSql(SqlStatement statement, Database database) { if (sqlGenerators == null) { return null; } if (!sqlGenerators.hasNext()) { return new Sql[0]; } return sqlGenerators.next().generateSql(statement, database, this); } SqlGeneratorChain(SortedSet<SqlGenerator> sqlGene... |
### Question:
SqlGeneratorChain { public ValidationErrors validate(SqlStatement statement, Database database) { if (sqlGenerators == null || !sqlGenerators.hasNext()) { return new ValidationErrors(); } return sqlGenerators.next().validate(statement, database, this); } SqlGeneratorChain(SortedSet<SqlGenerator> sqlGenera... |
### Question:
DropIndexGenerator extends AbstractSqlGenerator<DropIndexStatement> { public Sql[] generateSql(DropIndexStatement statement, Database database, SqlGeneratorChain sqlGeneratorChain) { List<String> associatedWith = StringUtils.splitAndTrim(statement.getAssociatedWith(), ","); if (associatedWith != null) { i... |
### Question:
AddColumnGeneratorDefaultClauseBeforeNotNull extends AddColumnGenerator { @Override public ValidationErrors validate(AddColumnStatement statement, Database database, SqlGeneratorChain sqlGeneratorChain) { ValidationErrors validationErrors = super.validate(statement, database, sqlGeneratorChain); if (datab... |
### Question:
InsertOrUpdateGeneratorMSSQL extends InsertOrUpdateGenerator { protected String getRecordCheck(InsertOrUpdateStatement insertOrUpdateStatement, Database database, String whereClause) { StringBuffer recordCheck = new StringBuffer(); recordCheck.append("DECLARE @reccount integer\n"); recordCheck.append("SEL... |
### Question:
InsertOrUpdateGeneratorMSSQL extends InsertOrUpdateGenerator { protected String getElse(Database database) { return "ELSE\n"; } boolean supports(InsertOrUpdateStatement statement, Database database); @Override Sql[] generateSql(InsertOrUpdateStatement insertOrUpdateStatement, Database database, SqlGenera... |
### Question:
AutoIncrementConstraint implements ColumnConstraint { public String getColumnName() { return columnName; } AutoIncrementConstraint(); AutoIncrementConstraint(String columnName); AutoIncrementConstraint(
String columnName, BigInteger startWith, BigInteger incrementBy); String getColumnName(); AutoI... |
### Question:
GetViewDefinitionGeneratorSybase extends GetViewDefinitionGenerator { @Override public Sql[] generateSql(GetViewDefinitionStatement statement, Database database, SqlGeneratorChain sqlGeneratorChain) { try { String sql = "select text from syscomments where id = object_id('" + database.convertRequestedSchem... |
### Question:
SqlGeneratorFactory { public static SqlGeneratorFactory getInstance() { if (instance == null) { instance = new SqlGeneratorFactory(); } return instance; } private SqlGeneratorFactory(); static SqlGeneratorFactory getInstance(); static void reset(); void register(SqlGenerator generator); void unregister(S... |
### Question:
SqlGeneratorFactory { public void register(SqlGenerator generator) { generators.add(generator); } private SqlGeneratorFactory(); static SqlGeneratorFactory getInstance(); static void reset(); void register(SqlGenerator generator); void unregister(SqlGenerator generator); void unregister(Class generatorCl... |
### Question:
SqlGeneratorFactory { public static void reset() { instance = new SqlGeneratorFactory(); } private SqlGeneratorFactory(); static SqlGeneratorFactory getInstance(); static void reset(); void register(SqlGenerator generator); void unregister(SqlGenerator generator); void unregister(Class generatorClass); S... |
### Question:
SqlGeneratorFactory { protected Collection<SqlGenerator> getGenerators() { return generators; } private SqlGeneratorFactory(); static SqlGeneratorFactory getInstance(); static void reset(); void register(SqlGenerator generator); void unregister(SqlGenerator generator); void unregister(Class generatorClas... |
### Question:
PreconditionFactory { public static PreconditionFactory getInstance() { if (instance == null) { instance = new PreconditionFactory(); } return instance; } @SuppressWarnings("unchecked") private PreconditionFactory(); static PreconditionFactory getInstance(); static void reset(); Map<String, Class<? exten... |
### Question:
PreconditionFactory { public void register(Class<? extends Precondition> clazz) { try { preconditions.put(clazz.newInstance().getName(), clazz); } catch (Exception e) { throw new UnexpectedLiquibaseException(e); } } @SuppressWarnings("unchecked") private PreconditionFactory(); static PreconditionFactory ... |
### Question:
PreconditionFactory { public static void reset() { instance = new PreconditionFactory(); } @SuppressWarnings("unchecked") private PreconditionFactory(); static PreconditionFactory getInstance(); static void reset(); Map<String, Class<? extends Precondition>> getPreconditions(); void register(Class<? exte... |
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