idx int64 0 41.2k | question stringlengths 73 5.81k | target stringlengths 5 918 |
|---|---|---|
37,500 | public ImmutableList < InstanceInfo > getRoleInstances ( String roleName ) { return getRoleInstancesWithMetadataImpl ( roleName , Collections . < String , String > emptyMap ( ) ) ; } | Retrieve information about instances of a particular role from the Conqueso Server . |
37,501 | protected final void checkNotNull ( final ConversionStringency stringency , final Logger logger ) { if ( stringency == null ) { throw new NullPointerException ( "stringency must not be null" ) ; } if ( logger == null ) { throw new NullPointerException ( "logger must not be null" ) ; } } | Check the specified conversion stringency and logger are not null . |
37,502 | protected final void warnOrThrow ( final S source , final String message , final Throwable cause , final ConversionStringency stringency , final Logger logger ) throws ConversionException { checkNotNull ( stringency , logger ) ; if ( stringency . isLenient ( ) ) { if ( cause != null ) { logger . warn ( String . format ... | If the conversion stringency is lenient log a warning with the specified message or if the conversion stringency is strict throw a ConversionException with the specified message and cause . |
37,503 | public static String buildJDBCString ( final String sJdbcURL , final Map < EMySQLConnectionProperty , String > aConnectionProperties ) { ValueEnforcer . notEmpty ( sJdbcURL , "JDBC URL" ) ; ValueEnforcer . isTrue ( sJdbcURL . startsWith ( CJDBC_MySQL . CONNECTION_PREFIX ) , "The JDBC URL '" + sJdbcURL + "' does not see... | Build the final connection string from the base JDBC URL and an optional set of connection properties . |
37,504 | public Pattern updatePattern ( final Collection < String > prefixes ) { final String XML_PREFIX = prefixes . stream ( ) . map ( s -> Pattern . quote ( s + "/" ) ) . collect ( Collectors . joining ( "|" ) ) ; return XML_PATH_PATTERN = Pattern . compile ( "^/?(?:" + XML_PREFIX + ")?(?:" + IDX_PREFIX + ")?(?<fieldPath>[^/... | We have to do it this way to break the circular dependency between the FieldsInfo deserializer and this . |
37,505 | public static String resolveTitle ( final String title , final String reference ) { if ( StringUtils . isBlank ( title ) && ! StringUtils . isBlank ( reference ) ) { final String [ ] splitReference = PATH_SEPARATOR_REGEX . split ( reference ) ; final String lastPart = splitReference [ splitReference . length - 1 ] ; re... | Determine a title to use for a document given it s title and reference fields . |
37,506 | public static int getJDBCTypeFromClass ( final Class < ? > aClass ) { ValueEnforcer . notNull ( aClass , "Class" ) ; if ( ! ClassHelper . isArrayClass ( aClass ) ) { if ( aClass . equals ( String . class ) ) return Types . VARCHAR ; if ( aClass . equals ( BigDecimal . class ) ) return Types . NUMERIC ; if ( aClass . eq... | Determine the JDBC type from the passed class . |
37,507 | public final ESuccess dumpDatabase ( final OutputStream aOS ) { ValueEnforcer . notNull ( aOS , "OutputStream" ) ; try { LOGGER . info ( "Dumping database '" + getDatabaseName ( ) + "' to OutputStream" ) ; try ( final PrintWriter aPrintWriter = new PrintWriter ( new NonBlockingBufferedWriter ( StreamHelper . createWrit... | Dump the database to the passed output stream and closed the passed output stream . |
37,508 | public final ESuccess createBackup ( final File fDestFile ) { ValueEnforcer . notNull ( fDestFile , "DestFile" ) ; LOGGER . info ( "Backing up database '" + getDatabaseName ( ) + "' to " + fDestFile ) ; final DBExecutor aExecutor = new DBExecutor ( this ) ; return aExecutor . executeStatement ( "BACKUP TO '" + fDestFil... | Create a backup file . The file is a ZIP file . |
37,509 | private HodSearchResult addDomain ( final Iterable < ResourceName > indexIdentifiers , final HodSearchResult document ) { final String index = document . getIndex ( ) ; String domain = null ; for ( final ResourceName indexIdentifier : indexIdentifiers ) { if ( index . equals ( indexIdentifier . getName ( ) ) ) { domain... | Add a domain to a FindDocument given the collection of indexes which were queried against to return it from HOD |
37,510 | List < String > splitEffects ( final String s ) { return Splitter . on ( "&" ) . omitEmptyStrings ( ) . splitToList ( s ) ; } | Split the specified string into a list of effects . |
37,511 | List < VariantAnnotationMessage > splitMessages ( final String s , final ConversionStringency stringency , final Logger logger ) throws ConversionException { return Splitter . on ( "&" ) . omitEmptyStrings ( ) . splitToList ( s ) . stream ( ) . map ( m -> variantAnnotationMessageConverter . convert ( m , stringency , l... | Split the specified string into a list of variant annotation messages . |
37,512 | static Integer emptyToNullInteger ( final String s ) { return "" . equals ( s ) ? null : Integer . parseInt ( s ) ; } | Parse the specified string into an integer returning null if the string is empty . |
37,513 | static Integer numerator ( final String s ) { if ( "" . equals ( s ) ) { return null ; } String [ ] tokens = s . split ( "/" ) ; return emptyToNullInteger ( tokens [ 0 ] ) ; } | Parse the specified string as a fraction and return the numerator if any . |
37,514 | static Integer denominator ( final String s ) { if ( "" . equals ( s ) ) { return null ; } String [ ] tokens = s . split ( "/" ) ; return ( tokens . length < 2 ) ? null : emptyToNullInteger ( tokens [ 1 ] ) ; } | Parse the specified string as a fraction and return the denominator if any . |
37,515 | public static < T > JPAExecutionResult < T > createSuccess ( final T aObj ) { return new JPAExecutionResult < > ( ESuccess . SUCCESS , aObj , null ) ; } | Create a new success object . |
37,516 | public static < T > JPAExecutionResult < T > createFailure ( final Exception ex ) { return new JPAExecutionResult < > ( ESuccess . FAILURE , null , ex ) ; } | Create a new failure object . |
37,517 | public static void doOnMainThread ( final OnMainThreadJob onMainThreadJob ) { uiHandler . post ( new Runnable ( ) { public void run ( ) { onMainThreadJob . doInUIThread ( ) ; } } ) ; } | Executes the provided code immediately on the UI Thread |
37,518 | public static void doInBackground ( final OnBackgroundJob onBackgroundJob ) { new Thread ( new Runnable ( ) { public void run ( ) { onBackgroundJob . doOnBackground ( ) ; } } ) . start ( ) ; } | Executes the provided code immediately on a background thread |
37,519 | public static FutureTask doInBackground ( final OnBackgroundJob onBackgroundJob , ExecutorService executor ) { FutureTask task = ( FutureTask ) executor . submit ( new Runnable ( ) { public void run ( ) { onBackgroundJob . doOnBackground ( ) ; } } ) ; return task ; } | Executes the provided code immediately on a background thread that will be submitted to the provided ExecutorService |
37,520 | public void start ( ) { if ( actionInBackground != null ) { Runnable jobToRun = new Runnable ( ) { public void run ( ) { result = ( JobResult ) actionInBackground . doAsync ( ) ; onResult ( ) ; } } ; if ( getExecutorService ( ) != null ) { asyncFutureTask = ( FutureTask ) getExecutorService ( ) . submit ( jobToRun ) ; ... | Begins the background execution providing a result similar to an AsyncTask . It will execute it on a new Thread or using the provided ExecutorService |
37,521 | public void cancel ( ) { if ( actionInBackground != null ) { if ( executorService != null ) { asyncFutureTask . cancel ( true ) ; } else { asyncThread . interrupt ( ) ; } } } | Cancels the AsyncJob interrupting the inner thread . |
37,522 | public static String replacePathParam ( final String url , final String param , final String value ) throws EncoderException { final String pathParam = param . startsWith ( "{" ) ? param : "{" + param + "}" ; final String encodedValue = encode ( value ) ; return StringUtils . replace ( url , pathParam , encodedValue ) ... | Replaces path param in uri to a valid encoded value |
37,523 | public static List < String > extractPathParams ( final String url ) { final List < String > pathParams = new ArrayList < > ( ) ; int index = url . indexOf ( '{' ) ; while ( index >= 0 ) { final int endIndex = url . indexOf ( '}' , index ) ; final String pathParam = url . substring ( index + 1 , endIndex ) ; pathParams... | Extracts all path params in url |
37,524 | private void prepareRequestBody ( ) throws IOException { if ( bodyByteArray != null ) { setByteArrayBody ( ) ; } else if ( bodyString != null ) { setStringBody ( ) ; } else if ( bodyObject != null ) { setTypedBody ( ) ; } } | Prepares the request body - setting the body charset and content length by body type |
37,525 | public Observable < String > helloUserStream ( final String name , final int repeats ) { return interval ( 100 , TimeUnit . MILLISECONDS ) . map ( i -> "Hello, " + name + "! (#" + i + ")" ) . take ( repeats ) ; } | Endpoint which receives username and repeats number and returns stream of messages limited by the repeat number size |
37,526 | public static < T , R > Observable < List < R > > batchToStream ( final List < T > elements , final int batchSize , final FutureSuccessHandler < T , R > producer ) { return Observable . create ( subscriber -> batchToStream ( elements , batchSize , 0 , subscriber , producer ) ) ; } | Execute the producer on each element in the list in batches and return a stream of batch results . Every batch is executed in parallel and the next batch begins only after the previous one ended . The result of each batch is the next element in the stream . An error in one of the futures produced by the producer will e... |
37,527 | public static < T > ComposableFuture < T > submit ( final Callable < T > task ) { return submit ( false , task ) ; } | sends a callable task to the default thread pool and returns a ComposableFuture that represent the result . |
37,528 | public static < T > ComposableFuture < T > buildLazy ( final Producer < T > producer ) { return LazyComposableFuture . build ( producer ) ; } | builds a lazy future from a producer . the producer itself is cached and used afresh on every consumption . |
37,529 | public static < T > ComposableFuture < T > withTimeout ( final ComposableFuture < T > future , final long duration , final TimeUnit unit ) { return future . withTimeout ( SchedulerServiceHolder . INSTANCE , duration , unit ) ; } | adds a time cap to the provided future . if response do not arrive after the specified time a TimeoutException is returned from the returned future . |
37,530 | public static < T > ComposableFuture < T > retry ( final int retries , final long duration , final TimeUnit unit , final FutureAction < T > action ) { return action . execute ( ) . withTimeout ( duration , unit ) . recoverWith ( error -> { if ( retries < 1 ) { return ComposableFutures . fromError ( error ) ; } return r... | reties an eager future on failure retries times . each try is time capped with the specified time limit . |
37,531 | public static < T > ComposableFuture < T > doubleDispatch ( final long duration , final TimeUnit unit , final FutureAction < T > action ) { return EagerComposableFuture . doubleDispatch ( action , duration , unit , getScheduler ( ) ) ; } | creates a future that fires the first future immediately and a second one after a specified time period if result hasn t arrived yet . should be used with eager futures . |
37,532 | public static < T > Observable < T > toColdObservable ( final List < ComposableFuture < T > > futures , final boolean failOnError ) { return Observable . create ( subscriber -> { final AtomicInteger counter = new AtomicInteger ( futures . size ( ) ) ; final AtomicBoolean errorTrigger = new AtomicBoolean ( false ) ; for... | translate a list of lazy futures to a cold Observable stream |
37,533 | public static < T > Observable < T > toColdObservable ( final RecursiveFutureProvider < T > futureProvider ) { return Observable . create ( new Observable . OnSubscribe < T > ( ) { public void call ( final Subscriber < ? super T > subscriber ) { recursiveChain ( subscriber , futureProvider . createStopCriteria ( ) ) ; ... | creates new cold observable given future provider on each subscribe will consume the provided future and repeat until stop criteria will exists each result will be emitted to the stream |
37,534 | public static < T > Observable < T > toHotObservable ( final List < ComposableFuture < T > > futures , final boolean failOnError ) { final ReplaySubject < T > subject = ReplaySubject . create ( futures . size ( ) ) ; final AtomicInteger counter = new AtomicInteger ( futures . size ( ) ) ; final AtomicBoolean errorTrigg... | translate a list of eager futures into a hot Observable stream the results of the futures will be stored in the stream for any future subscriber . |
37,535 | public static < T > Observable < T > toObservable ( final FutureProvider < T > provider ) { return Observable . create ( new FutureProviderToStreamHandler < > ( provider ) ) ; } | creates new observable given future provider translating the future results into stream . the sequence will be evaluated on subscribe . |
37,536 | public static AuthenticationCookie fromDelimitedString ( final String delimitedString ) { Preconditions . checkArgument ( delimitedString != null && delimitedString . length ( ) > 0 , "delimitedString cannot be empty" ) ; final String [ ] cookieElements = delimitedString . split ( DELIMITER ) ; Preconditions . checkArg... | Converted the given delimited string into an Authentication cookie . Expected a string in the format username ; creationTime ; appId ; authenticatorId |
37,537 | public RequestBuilder get ( final String url ) { checkNotNull ( url , "url may not be null" ) ; final AsyncHttpClient . BoundRequestBuilder ningRequestBuilder = asyncHttpClient . prepareGet ( url ) ; return createNewRequestBuilder ( url , ningRequestBuilder ) ; } | Http get request |
37,538 | public RequestBuilder post ( final String url ) { checkNotNull ( url , "url may not be null" ) ; final AsyncHttpClient . BoundRequestBuilder ningRequestBuilder = asyncHttpClient . preparePost ( url ) ; return createNewRequestBuilder ( url , ningRequestBuilder ) ; } | Http post request |
37,539 | public RequestBuilder put ( final String url ) { checkNotNull ( url , "url may not be null" ) ; final AsyncHttpClient . BoundRequestBuilder ningRequestBuilder = asyncHttpClient . preparePut ( url ) ; return createNewRequestBuilder ( url , ningRequestBuilder ) ; } | Http put request |
37,540 | public RequestBuilder delete ( final String url ) { checkNotNull ( url , "url may not be null" ) ; final AsyncHttpClient . BoundRequestBuilder ningRequestBuilder = asyncHttpClient . prepareDelete ( url ) ; return createNewRequestBuilder ( url , ningRequestBuilder ) ; } | Http delete request |
37,541 | public RequestBuilder head ( final String url ) { checkNotNull ( url , "url may not be null" ) ; final AsyncHttpClient . BoundRequestBuilder ningRequestBuilder = asyncHttpClient . prepareHead ( url ) ; return createNewRequestBuilder ( url , ningRequestBuilder ) ; } | Http head request |
37,542 | public boolean acceptInboundMessage ( final Object msg ) throws Exception { if ( ! ( msg instanceof FullHttpRequest ) ) return false ; final FullHttpRequest request = ( FullHttpRequest ) msg ; final String uri = request . getUri ( ) ; return pathResolver . isStaticPath ( uri ) ; } | here to make sure that the message is not released twice by the dispatcherHandler and by this handler |
37,543 | private static void setDateHeader ( final FullHttpResponse response ) { final SimpleDateFormat dateFormatter = new SimpleDateFormat ( HTTP_DATE_FORMAT , Locale . US ) ; dateFormatter . setTimeZone ( TimeZone . getTimeZone ( HTTP_DATE_GMT_TIMEZONE ) ) ; final Calendar time = new GregorianCalendar ( ) ; response . header... | Sets the Date header for the HTTP response |
37,544 | public static boolean isResolved ( Type type ) { if ( type instanceof GenericArrayType ) { return isResolved ( ( ( GenericArrayType ) type ) . getGenericComponentType ( ) ) ; } if ( type instanceof ParameterizedType ) { for ( Type t : ( ( ParameterizedType ) type ) . getActualTypeArguments ( ) ) { if ( ! isResolved ( t... | Checks if the given type is fully resolved . |
37,545 | public static void visit ( Object instance , TypeToken < ? > inspectType , Visitor firstVisitor , Visitor ... moreVisitors ) { try { List < Visitor > visitors = ImmutableList . < Visitor > builder ( ) . add ( firstVisitor ) . add ( moreVisitors ) . build ( ) ; for ( TypeToken < ? > type : inspectType . getTypes ( ) . c... | Inspect all members in the given type . Fields and Methods that are given to Visitor are always having accessible flag being set . |
37,546 | public static byte [ ] getQueueRowPrefix ( QueueName queueName ) { if ( queueName . isStream ( ) ) { return Bytes . EMPTY_BYTE_ARRAY ; } String flowlet = queueName . getThirdComponent ( ) ; String output = queueName . getSimpleName ( ) ; byte [ ] idWithinFlow = ( flowlet + "/" + output ) . getBytes ( Charsets . US_ASCI... | Returns a byte array representing prefix of a queue . The prefix is formed by first two bytes of MD5 of the queue name followed by the queue name . |
37,547 | private static byte [ ] getQueueRowPrefix ( byte [ ] queueIdWithinFlow ) { byte [ ] bytes = new byte [ queueIdWithinFlow . length + 1 ] ; Hashing . md5 ( ) . hashBytes ( queueIdWithinFlow ) . writeBytesTo ( bytes , 0 , 1 ) ; System . arraycopy ( queueIdWithinFlow , 0 , bytes , 1 , queueIdWithinFlow . length ) ; return ... | Returns a byte array representing prefix of a queue . The prefix is formed by first byte of MD5 of the queue name followed by the queue name . |
37,548 | public static boolean isCommittedProcessed ( byte [ ] stateBytes , Transaction tx ) { long writePointer = Bytes . toLong ( stateBytes , 0 , Longs . BYTES ) ; if ( ! tx . isVisible ( writePointer ) ) { return false ; } byte state = stateBytes [ Longs . BYTES + Ints . BYTES ] ; return state == ConsumerEntryState . PROCES... | For a queue entry consumer state serialized to byte array return whether it is processed and committed . |
37,549 | private String [ ] getAlternateNames ( String name ) { String oldName , altNames [ ] = null ; DeprecatedKeyInfo keyInfo = deprecatedKeyMap . get ( name ) ; if ( keyInfo == null ) { altNames = ( reverseDeprecatedKeyMap . get ( name ) != null ) ? new String [ ] { reverseDeprecatedKeyMap . get ( name ) } : null ; if ( alt... | Returns the alternate name for a key if the property name is deprecated or if deprecates a property name . |
37,550 | public IntegerRanges getRange ( String name ) { String valueString = get ( name ) ; Preconditions . checkNotNull ( valueString ) ; return new IntegerRanges ( valueString ) ; } | Parse the given attribute as a set of integer ranges . |
37,551 | public Map < String , String > getValByRegex ( String regex ) { Pattern p = Pattern . compile ( regex ) ; Map < String , String > result = new HashMap < String , String > ( ) ; Matcher m ; for ( Map . Entry < Object , Object > item : getProps ( ) . entrySet ( ) ) { if ( item . getKey ( ) instanceof String && item . get... | get keys matching the the regex . |
37,552 | protected final < V > void error ( Throwable t , SettableFuture < V > future ) { state . set ( State . ERROR ) ; if ( future != null ) { future . setException ( t ) ; } caller . error ( t ) ; } | Force this controller into error state . |
37,553 | protected final void started ( ) { if ( ! state . compareAndSet ( State . STARTING , State . ALIVE ) ) { LOG . info ( "Program already started {} {}" , programName , runId ) ; return ; } LOG . info ( "Program started: {} {}" , programName , runId ) ; executor ( State . ALIVE ) . execute ( new Runnable ( ) { public void... | Children call this method to signal the program is started . |
37,554 | private Arguments createProgramArguments ( TwillContext context , Map < String , String > configs ) { Map < String , String > args = ImmutableMap . < String , String > builder ( ) . put ( ProgramOptionConstants . INSTANCE_ID , Integer . toString ( context . getInstanceId ( ) ) ) . put ( ProgramOptionConstants . INSTANC... | Creates program arguments . It includes all configurations from the specification excluding hConf and cConf . |
37,555 | @ SuppressWarnings ( "unchecked" ) protected final Schema doGenerate ( TypeToken < ? > typeToken , Set < String > knownRecords , boolean acceptRecursion ) throws UnsupportedTypeException { Type type = typeToken . getType ( ) ; Class < ? > rawType = typeToken . getRawType ( ) ; if ( SIMPLE_SCHEMAS . containsKey ( rawTyp... | Actual schema generation . It recursively resolves container types . |
37,556 | void open ( int groupSize ) { try { close ( ) ; ConsumerConfig config = consumerConfig ; if ( groupSize != config . getGroupSize ( ) ) { config = new ConsumerConfig ( consumerConfig . getGroupId ( ) , consumerConfig . getInstanceId ( ) , groupSize , consumerConfig . getDequeueStrategy ( ) , consumerConfig . getHashKey ... | Updates number of instances for the consumer group that this instance belongs to . It ll close existing consumer and create a new one with the new group size . |
37,557 | public void close ( ) throws IOException { try { if ( consumer != null && consumer instanceof Closeable ) { TransactionContext txContext = dataFabricFacade . createTransactionManager ( ) ; txContext . start ( ) ; try { ( ( Closeable ) consumer ) . close ( ) ; txContext . finish ( ) ; } catch ( TransactionFailureExcepti... | Close the current consumer if there is one . |
37,558 | public boolean isCompatible ( Schema target ) { if ( equals ( target ) ) { return true ; } Multimap < String , String > recordCompared = HashMultimap . create ( ) ; return checkCompatible ( target , recordCompared ) ; } | Checks if the given target schema is compatible with this schema meaning datum being written with this schema could be projected correctly into the given target schema . |
37,559 | private < V > BiMap < V , Integer > createIndex ( Set < V > values ) { if ( values == null ) { return null ; } ImmutableBiMap . Builder < V , Integer > builder = ImmutableBiMap . builder ( ) ; int idx = 0 ; for ( V value : values ) { builder . put ( value , idx ++ ) ; } return builder . build ( ) ; } | Creates a map of indexes based on the iteration order of the given set . |
37,560 | private Map < String , Field > populateRecordFields ( Map < String , Field > fields ) { if ( fields == null ) { return null ; } Map < String , Schema > knownRecordSchemas = Maps . newHashMap ( ) ; knownRecordSchemas . put ( recordName , this ) ; ImmutableMap . Builder < String , Field > builder = ImmutableMap . builder... | Resolves all field schemas . |
37,561 | private Schema resolveSchema ( final Schema schema , final Map < String , Schema > knownRecordSchemas ) { switch ( schema . getType ( ) ) { case ARRAY : Schema componentSchema = resolveSchema ( schema . getComponentSchema ( ) , knownRecordSchemas ) ; return ( componentSchema == schema . getComponentSchema ( ) ) ? schem... | This method is to recursively resolves all name only record schema in the given schema . |
37,562 | private String buildString ( ) { if ( type . isSimpleType ( ) ) { return '"' + type . name ( ) . toLowerCase ( ) + '"' ; } StringBuilder builder = new StringBuilder ( ) ; JsonWriter writer = new JsonWriter ( CharStreams . asWriter ( builder ) ) ; try { new SchemaTypeAdapter ( ) . write ( writer , this ) ; writer . clos... | Helper method to encode this schema into json string . |
37,563 | private void waitForInstances ( String flowletId , int expectedInstances ) throws InterruptedException , TimeoutException { int numRunningFlowlets = getNumberOfProvisionedInstances ( flowletId ) ; int secondsWaited = 0 ; while ( numRunningFlowlets != expectedInstances ) { LOG . debug ( "waiting for {} instances of {} b... | it cannot change instances without being in the suspended state . |
37,564 | private void setDefaultConfiguration ( HTableDescriptor tableDescriptor , Configuration conf ) { String compression = conf . get ( CFG_HBASE_TABLE_COMPRESSION , DEFAULT_COMPRESSION_TYPE . name ( ) ) ; CompressionType compressionAlgo = CompressionType . valueOf ( compression ) ; for ( HColumnDescriptor hcd : tableDescri... | which doesn t support certain compression type |
37,565 | public static Map < String , CoprocessorInfo > getCoprocessorInfo ( HTableDescriptor tableDescriptor ) { Map < String , CoprocessorInfo > info = Maps . newHashMap ( ) ; for ( Map . Entry < ImmutableBytesWritable , ImmutableBytesWritable > entry : tableDescriptor . getValues ( ) . entrySet ( ) ) { String key = Bytes . t... | Returns information for all coprocessor configured for the table . |
37,566 | private void invoke ( Method method , Object event , InputContext inputContext ) throws Exception { if ( needContext ) { method . invoke ( flowlet , event , inputContext ) ; } else { method . invoke ( flowlet , event ) ; } } | Calls the user process method . |
37,567 | public static CConfiguration create ( ) { CConfiguration conf = new CConfiguration ( ) ; conf . addResource ( "tigon-default.xml" ) ; conf . addResource ( "tigon-site.xml" ) ; return conf ; } | Creates an instance of configuration . |
37,568 | protected void upgradeTable ( String tableNameStr ) throws IOException { byte [ ] tableName = Bytes . toBytes ( tableNameStr ) ; HTableDescriptor tableDescriptor = getAdmin ( ) . getTableDescriptor ( tableName ) ; boolean needUpgrade = upgradeTable ( tableDescriptor ) ; ProjectInfo . Version version = new ProjectInfo .... | Performs upgrade on a given HBase table . |
37,569 | public static void mkdirsIfNotExists ( Location location ) throws IOException { if ( ! location . isDirectory ( ) && ! location . mkdirs ( ) && ! location . isDirectory ( ) ) { throw new IOException ( "Failed to create directory at " + location . toURI ( ) ) ; } } | Create the directory represented by the location if not exists . |
37,570 | public static Manifest getManifest ( Location jarLocation ) throws IOException { URI uri = jarLocation . toURI ( ) ; if ( "file" . equals ( uri . getScheme ( ) ) ) { JarFile jarFile = new JarFile ( new File ( uri ) ) ; try { return jarFile . getManifest ( ) ; } finally { jarFile . close ( ) ; } } JarInputStream is = ne... | Load the manifest inside the given jar . |
37,571 | protected int persist ( Iterable < QueueEntry > entries , Transaction transaction ) throws IOException { long writePointer = transaction . getWritePointer ( ) ; byte [ ] rowKeyPrefix = Bytes . add ( queueRowPrefix , Bytes . toBytes ( writePointer ) ) ; int count = 0 ; List < Put > puts = Lists . newArrayList ( ) ; int ... | Persist queue entries into HBase . |
37,572 | public static Credentials obtainToken ( Configuration hConf , Credentials credentials ) { if ( ! User . isHBaseSecurityEnabled ( hConf ) ) { return credentials ; } try { Class c = Class . forName ( "org.apache.hadoop.hbase.security.token.TokenUtil" ) ; Method method = c . getMethod ( "obtainToken" , Configuration . cla... | Gets a HBase delegation token and stores it in the given Credentials . |
37,573 | public void suspend ( ) { if ( suspension . compareAndSet ( null , new CountDownLatch ( 1 ) ) ) { try { suspendBarrier . await ( ) ; } catch ( InterruptedException e ) { Thread . currentThread ( ) . interrupt ( ) ; } catch ( BrokenBarrierException e ) { LOG . error ( "Exception during suspend: " + flowletContext , e ) ... | Suspend the running of flowlet . This method will block until the flowlet running thread actually suspended . |
37,574 | public void resume ( ) { CountDownLatch latch = suspension . getAndSet ( null ) ; if ( latch != null ) { suspendBarrier . reset ( ) ; latch . countDown ( ) ; } } | Resume the running of flowlet . |
37,575 | private void postProcess ( ProcessMethodCallback callback , TransactionContext txContext , InputDatum input , ProcessMethod . ProcessResult result ) { InputContext inputContext = input . getInputContext ( ) ; Throwable failureCause = null ; FailureReason . Type failureType = FailureReason . Type . IO_ERROR ; try { if (... | Process the process result . This method never throws . |
37,576 | public static int putBytes ( byte [ ] tgtBytes , int tgtOffset , byte [ ] srcBytes , int srcOffset , int srcLength ) { System . arraycopy ( srcBytes , srcOffset , tgtBytes , tgtOffset , srcLength ) ; return tgtOffset + srcLength ; } | Put bytes at the specified byte array position . |
37,577 | public static byte [ ] toBytes ( ByteBuffer bb ) { int length = bb . limit ( ) ; byte [ ] result = new byte [ length ] ; System . arraycopy ( bb . array ( ) , bb . arrayOffset ( ) , result , 0 , length ) ; return result ; } | Returns a new byte array copied from the passed ByteBuffer . |
37,578 | public static String toStringBinary ( ByteBuffer buf ) { if ( buf == null ) { return "null" ; } return toStringBinary ( buf . array ( ) , buf . arrayOffset ( ) , buf . limit ( ) ) ; } | Converts the given byte buffer from its array offset to its limit to a string . The position and the mark are ignored . |
37,579 | public static long toLong ( byte [ ] bytes , int offset , final int length ) { if ( length != SIZEOF_LONG || offset + length > bytes . length ) { throw explainWrongLengthOrOffset ( bytes , offset , length , SIZEOF_LONG ) ; } long l = 0 ; for ( int i = offset ; i < offset + length ; i ++ ) { l <<= 8 ; l ^= bytes [ i ] &... | Converts a byte array to a long value . |
37,580 | public static int putLong ( byte [ ] bytes , int offset , long val ) { if ( bytes . length - offset < SIZEOF_LONG ) { throw new IllegalArgumentException ( "Not enough room to put a long at" + " offset " + offset + " in a " + bytes . length + " byte array" ) ; } for ( int i = offset + 7 ; i > offset ; i -- ) { bytes [ i... | Put a long value out to the specified byte array position . |
37,581 | public static int putFloat ( byte [ ] bytes , int offset , float f ) { return putInt ( bytes , offset , Float . floatToRawIntBits ( f ) ) ; } | Put a float value out to the specified byte array position . |
37,582 | public static int putDouble ( byte [ ] bytes , int offset , double d ) { return putLong ( bytes , offset , Double . doubleToLongBits ( d ) ) ; } | Put a double value out to the specified byte array position . |
37,583 | public static byte [ ] toBytes ( int val ) { byte [ ] b = new byte [ 4 ] ; for ( int i = 3 ; i > 0 ; i -- ) { b [ i ] = ( byte ) val ; val >>>= 8 ; } b [ 0 ] = ( byte ) val ; return b ; } | Convert an int value to a byte array . |
37,584 | public static int putInt ( byte [ ] bytes , int offset , int val ) { if ( bytes . length - offset < SIZEOF_INT ) { throw new IllegalArgumentException ( "Not enough room to put an int at" + " offset " + offset + " in a " + bytes . length + " byte array" ) ; } for ( int i = offset + 3 ; i > offset ; i -- ) { bytes [ i ] ... | Put an int value out to the specified byte array position . |
37,585 | public static short toShort ( byte [ ] bytes , int offset , final int length ) { if ( length != SIZEOF_SHORT || offset + length > bytes . length ) { throw explainWrongLengthOrOffset ( bytes , offset , length , SIZEOF_SHORT ) ; } short n = 0 ; n ^= bytes [ offset ] & 0xFF ; n <<= 8 ; n ^= bytes [ offset + 1 ] & 0xFF ; r... | Converts a byte array to a short value . |
37,586 | public static byte [ ] getBytes ( ByteBuffer buf ) { int savedPos = buf . position ( ) ; byte [ ] newBytes = new byte [ buf . remaining ( ) ] ; buf . get ( newBytes ) ; buf . position ( savedPos ) ; return newBytes ; } | This method will get a sequence of bytes from pos - > limit but will restore pos after . |
37,587 | public static int putShort ( byte [ ] bytes , int offset , short val ) { if ( bytes . length - offset < SIZEOF_SHORT ) { throw new IllegalArgumentException ( "Not enough room to put a short at" + " offset " + offset + " in a " + bytes . length + " byte array" ) ; } bytes [ offset + 1 ] = ( byte ) val ; val >>= 8 ; byte... | Put a short value out to the specified byte array position . |
37,588 | public static byte [ ] toBytes ( BigDecimal val ) { byte [ ] valueBytes = val . unscaledValue ( ) . toByteArray ( ) ; byte [ ] result = new byte [ valueBytes . length + SIZEOF_INT ] ; int offset = putInt ( result , 0 , val . scale ( ) ) ; putBytes ( result , offset , valueBytes , 0 , valueBytes . length ) ; return resu... | Convert a BigDecimal value to a byte array . |
37,589 | public static BigDecimal toBigDecimal ( byte [ ] bytes , int offset , final int length ) { if ( bytes == null || length < SIZEOF_INT + 1 || ( offset + length > bytes . length ) ) { return null ; } int scale = toInt ( bytes , offset ) ; byte [ ] tcBytes = new byte [ length - SIZEOF_INT ] ; System . arraycopy ( bytes , o... | Converts a byte array to a BigDecimal value . |
37,590 | public static int putBigDecimal ( byte [ ] bytes , int offset , BigDecimal val ) { if ( bytes == null ) { return offset ; } byte [ ] valueBytes = val . unscaledValue ( ) . toByteArray ( ) ; byte [ ] result = new byte [ valueBytes . length + SIZEOF_INT ] ; offset = putInt ( result , offset , val . scale ( ) ) ; return p... | Put a BigDecimal value out to the specified byte array position . |
37,591 | public static boolean startsWith ( byte [ ] bytes , byte [ ] prefix ) { return bytes != null && prefix != null && bytes . length >= prefix . length && LexicographicalComparerHolder . BEST_COMPARER . compareTo ( bytes , 0 , prefix . length , prefix , 0 , prefix . length ) == 0 ; } | Return true if the byte array on the right is a prefix of the byte array on the left . |
37,592 | public static int hashBytes ( byte [ ] bytes , int offset , int length ) { int hash = 1 ; for ( int i = offset ; i < offset + length ; i ++ ) { hash = ( 31 * hash ) + bytes [ i ] ; } return hash ; } | Compute hash for binary data . |
37,593 | public static byte [ ] add ( final byte [ ] a , final byte [ ] b , final byte [ ] c ) { byte [ ] result = new byte [ a . length + b . length + c . length ] ; System . arraycopy ( a , 0 , result , 0 , a . length ) ; System . arraycopy ( b , 0 , result , a . length , b . length ) ; System . arraycopy ( c , 0 , result , a... | Concatenate three byte arrays . |
37,594 | public static byte [ ] [ ] split ( final byte [ ] a , final byte [ ] b , boolean inclusive , final int num ) { byte [ ] [ ] ret = new byte [ num + 2 ] [ ] ; int i = 0 ; Iterable < byte [ ] > iter = iterateOnSplits ( a , b , inclusive , num ) ; if ( iter == null ) { return null ; } for ( byte [ ] elem : iter ) { ret [ i... | Split passed range . Expensive operation relatively . Uses BigInteger math . Useful splitting ranges for MapReduce jobs . |
37,595 | public static Iterable < byte [ ] > iterateOnSplits ( final byte [ ] a , final byte [ ] b , final int num ) { return iterateOnSplits ( a , b , false , num ) ; } | Iterate over keys within the passed range splitting at an [ a b ) boundary . |
37,596 | public static Iterable < byte [ ] > iterateOnSplits ( final byte [ ] a , final byte [ ] b , boolean inclusive , final int num ) { byte [ ] aPadded ; byte [ ] bPadded ; if ( a . length < b . length ) { aPadded = padTail ( a , b . length - a . length ) ; bPadded = b ; } else if ( b . length < a . length ) { aPadded = a ;... | Iterate over keys within the passed range . |
37,597 | public static byte [ ] [ ] toByteArrays ( final String [ ] t ) { byte [ ] [ ] result = new byte [ t . length ] [ ] ; for ( int i = 0 ; i < t . length ; i ++ ) { result [ i ] = Bytes . toBytes ( t [ i ] ) ; } return result ; } | Returns an array of byte arrays made from passed array of Text . |
37,598 | public static void writeStringFixedSize ( final DataOutput out , String s , int size ) throws IOException { byte [ ] b = toBytes ( s ) ; if ( b . length > size ) { throw new IOException ( "Trying to write " + b . length + " bytes (" + toStringBinary ( b ) + ") into a field of length " + size ) ; } out . writeBytes ( s ... | Writes a string as a fixed - size field padded with zeros . |
37,599 | private Filter createFilter ( ) { return new FilterList ( FilterList . Operator . MUST_PASS_ONE , processedStateFilter , new SingleColumnValueFilter ( QueueEntryRow . COLUMN_FAMILY , stateColumnName , CompareFilter . CompareOp . GREATER , new BinaryPrefixComparator ( Bytes . toBytes ( transaction . getReadPointer ( ) )... | Creates a HBase filter that will filter out rows that that has committed state = PROCESSED . |
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