idx int64 0 165k | question stringlengths 73 5.81k | target stringlengths 5 918 |
|---|---|---|
11,600 | public static boolean isBlank ( final String source ) { if ( isEmpty ( source ) ) { return true ; } int strLen = source . length ( ) ; for ( int i = 0 ; i < strLen ; i ++ ) { if ( ! Character . isWhitespace ( source . charAt ( i ) ) ) { return false ; } } return true ; } | Returns true if the source string is null or all characters in this string is space ; false otherwise . |
11,601 | public static int indexOfIgnoreCase ( final String source , final String target ) { int targetIndex = source . indexOf ( target ) ; if ( targetIndex == INDEX_OF_NOT_FOUND ) { String sourceLowerCase = source . toLowerCase ( ) ; String targetLowerCase = target . toLowerCase ( ) ; targetIndex = sourceLowerCase . indexOf (... | Returns the index within given source string of the first occurrence of the specified target string with ignore case sensitive . |
11,602 | public static boolean containsWord ( final String text , final String word ) { if ( text == null || word == null ) { return false ; } if ( text . contains ( word ) ) { Matcher matcher = matchText ( text ) ; for ( ; matcher . find ( ) ; ) { String matchedWord = matcher . group ( 0 ) ; if ( matchedWord . equals ( word ) ... | Returns true if given text contains given word ; false otherwise . |
11,603 | public static boolean containsWordIgnoreCase ( final String text , final String word ) { if ( text == null || word == null ) { return false ; } return containsWord ( text . toLowerCase ( ) , word . toLowerCase ( ) ) ; } | Returns true if given text contains given word ignore case ; false otherwise . |
11,604 | public static boolean startsWithIgnoreCase ( final String source , final String target ) { if ( source . startsWith ( target ) ) { return true ; } if ( source . length ( ) < target . length ( ) ) { return false ; } return source . substring ( 0 , target . length ( ) ) . equalsIgnoreCase ( target ) ; } | Returns true if given source string start with target string ignore case sensitive ; false otherwise . |
11,605 | public static boolean endsWithIgnoreCase ( final String source , final String target ) { if ( source . endsWith ( target ) ) { return true ; } if ( source . length ( ) < target . length ( ) ) { return false ; } return source . substring ( source . length ( ) - target . length ( ) ) . equalsIgnoreCase ( target ) ; } | Returns true if given source string end with target string ignore case sensitive ; false otherwise . |
11,606 | public static String getRandomString ( final int stringLength ) { StringBuilder stringBuilder = getStringBuild ( ) ; for ( int i = 0 ; i < stringLength ; i ++ ) { stringBuilder . append ( getRandomAlphabetic ( ) ) ; } return stringBuilder . toString ( ) ; } | Returns a random given length size alphabetic string . |
11,607 | public static String encoding ( final String source , final String sourceCharset , final String encodingCharset ) throws IllegalArgumentException { byte [ ] sourceBytes ; String encodeString = null ; try { sourceBytes = source . getBytes ( sourceCharset ) ; encodeString = new String ( sourceBytes , encodingCharset ) ; ... | Return encoded string by given charset . |
11,608 | public static double [ ] getBorders ( int numberOfBins , List < Double > counts ) { Collections . sort ( counts ) ; if ( ! counts . isEmpty ( ) ) { List < Integer > borderInds = findBordersNaive ( numberOfBins , counts ) ; if ( borderInds == null ) { borderInds = findBorderIndsByRepeatedDividing ( numberOfBins , counts... | Carefull this method sorts the counts list! |
11,609 | public Map < String , Set < String > > getDependencies ( ) { Map < String , Set < String > > new_deps = new HashMap < String , Set < String > > ( ) ; if ( explicitPackages == null ) return new_deps ; for ( Name pkg : explicitPackages ) { Set < Name > set = deps . get ( pkg ) ; if ( set != null ) { Set < String > new_se... | Fetch the set of dependencies that are relevant to the compile that has just been performed . I . e . we are only interested in dependencies for classes that were explicitly compiled . |
11,610 | public void visitPubapi ( Element e ) { Name n = ( ( ClassSymbol ) e ) . fullname ; Name p = ( ( ClassSymbol ) e ) . packge ( ) . fullname ; StringBuffer sb = publicApiPerClass . get ( n ) ; assert ( sb == null ) ; sb = new StringBuffer ( ) ; PubapiVisitor v = new PubapiVisitor ( sb ) ; v . visit ( e ) ; if ( sb . leng... | Visit the api of a class and construct a pubapi string and store it into the pubapi_perclass map . |
11,611 | public void collect ( Name currPkg , Name depPkg ) { if ( ! currPkg . equals ( depPkg ) ) { Set < Name > theset = deps . get ( currPkg ) ; if ( theset == null ) { theset = new HashSet < Name > ( ) ; deps . put ( currPkg , theset ) ; } theset . add ( depPkg ) ; } } | Collect a dependency . curr_pkg is marked as depending on dep_pkg . |
11,612 | @ SuppressWarnings ( "unchecked" ) public void preload ( int quantity ) { Object [ ] objects = new Object [ quantity ] ; for ( int i = 0 ; i < quantity ; i ++ ) { objects [ i ] = this . instantiate ( ) ; } for ( int i = 0 ; i < quantity ; i ++ ) { this . release ( ( T ) objects [ i ] ) ; } } | Instantiate quantity numbers of elements from the Pool and set them in the pool right away |
11,613 | private void blockMe ( int cyclesToBlock ) { long unblock = cycles + cyclesToBlock ; BlockedEntry newEntry = new BlockedEntry ( unblock ) ; blockedCollection . add ( newEntry ) ; while ( unblock > cycles ) { try { newEntry . getSync ( ) . acquire ( ) ; } catch ( InterruptedException exc ) { log . error ( "[temporaryBlo... | Blocks the calling thread until enough turns have elapsed |
11,614 | public void tick ( ) { log . trace ( "Tick {}" , cycles ) ; cycles ++ ; for ( BlockedEntry entry : blockedCollection ) { if ( entry . getTimeout ( ) >= cycles ) { entry . getSync ( ) . release ( ) ; } } } | Signals one cycles has elapsed |
11,615 | public void waitFor ( Integer clientId , int turns , String reason ) { if ( ! registered . contains ( clientId ) ) { throw new IllegalArgumentException ( "Unknown robot. All robots must first register with clock" ) ; } synchronized ( waitingList ) { if ( waitingList . contains ( clientId ) ) { throw new IllegalArgument... | Blocks the calling thread for the specified number of cycles |
11,616 | public String produce ( int size ) { byte bytes [ ] = new byte [ size ] ; _random . nextBytes ( bytes ) ; return Strings . toHexString ( bytes ) ; } | Produces a nonce of an arbitrary size in bytes which is not to be proved later . |
11,617 | public String produce ( String state , long time ) { Nonce nonce = new Nonce ( INSTANCE , time > 0 ? time : TTL , SIZE , _random ) ; _map . put ( state + ':' + nonce . value , nonce ) ; return nonce . value ; } | Produces a nonce that is associated with the given state and is to be proved within a time limit . |
11,618 | public boolean renew ( String value , String state , long time ) { Nonce nonce = _map . get ( state + ':' + value ) ; if ( nonce != null && ! nonce . hasExpired ( ) ) { nonce . renew ( time > 0 ? time : TTL ) ; return true ; } else { return false ; } } | Renews a nonce . The nonce must be valid and must have not expired . |
11,619 | public boolean prove ( String value , String state ) { Nonce nonce = _map . remove ( state + ':' + value ) ; return nonce != null && ! nonce . hasExpired ( ) ; } | Proves a nonce and its associated state . A nonce can only be successfully proved once . |
11,620 | public boolean hasCategory ( final String conceptURI ) { return Iterables . any ( getCategories ( ) , new Predicate < TopicAnnotation > ( ) { public boolean apply ( TopicAnnotation ta ) { return ta . getTopicReference ( ) . equals ( conceptURI ) ; } } ) ; } | Returns true if the contents has been categorized with a category identified by the URI passed by parameter |
11,621 | public static SQLiteDatabase create ( CursorFactory factory ) { return openDatabase ( com . couchbase . lite . internal . database . sqlite . SQLiteDatabaseConfiguration . MEMORY_DB_PATH , factory , CREATE_IF_NECESSARY ) ; } | Create a memory backed SQLite database . Its contents will be destroyed when the database is closed . |
11,622 | public long replace ( String table , String nullColumnHack , ContentValues initialValues ) { try { return insertWithOnConflict ( table , nullColumnHack , initialValues , CONFLICT_REPLACE ) ; } catch ( SQLException e ) { DLog . e ( TAG , "Error inserting " + initialValues , e ) ; return - 1 ; } } | Convenience method for replacing a row in the database . |
11,623 | private static byte [ ] decodeBase64Digest ( String base64Digest ) { String expectedPrefix = "sha1-" ; if ( ! base64Digest . startsWith ( expectedPrefix ) ) { throw new IllegalArgumentException ( base64Digest + " did not start with " + expectedPrefix ) ; } base64Digest = base64Digest . replaceFirst ( expectedPrefix , "... | Decode base64 d getDigest into a byte array that is suitable for use as a blob key . |
11,624 | protected void fireTrigger ( final ReplicationTrigger trigger ) { Log . d ( Log . TAG_SYNC , "%s [fireTrigger()] => " + trigger , this ) ; synchronized ( executor ) { if ( ! executor . isShutdown ( ) ) { executor . submit ( new Runnable ( ) { public void run ( ) { try { Log . d ( Log . TAG_SYNC , "firing trigger: %s" ,... | Fire a trigger to the state machine |
11,625 | protected void start ( ) { try { if ( ! db . isOpen ( ) ) { String msg = String . format ( Locale . ENGLISH , "Db: %s is not open, abort replication" , db ) ; parentReplication . setLastError ( new Exception ( msg ) ) ; fireTrigger ( ReplicationTrigger . STOP_IMMEDIATE ) ; return ; } db . addActiveReplication ( parentR... | Start the replication process . |
11,626 | protected void close ( ) { this . authenticating = false ; for ( Future future : pendingFutures ) { future . cancel ( false ) ; CancellableRunnable runnable = cancellables . get ( future ) ; if ( runnable != null ) { runnable . cancel ( ) ; cancellables . remove ( future ) ; } } if ( remoteRequestExecutor != null && ! ... | Close all resources associated with this replicator . |
11,627 | protected void checkSession ( ) { if ( getAuthenticator ( ) != null ) { Authorizer auth = ( Authorizer ) getAuthenticator ( ) ; auth . setRemoteURL ( remote ) ; auth . setLocalUUID ( db . publicUUID ( ) ) ; } if ( getAuthenticator ( ) != null && getAuthenticator ( ) instanceof SessionCookieAuthorizer ) { checkSessionAt... | Before doing anything else determine whether we have an active login session . |
11,628 | private void refreshRemoteCheckpointDoc ( ) { Log . i ( Log . TAG_SYNC , "%s: Refreshing remote checkpoint to get its _rev..." , this ) ; Future future = sendAsyncRequest ( "GET" , "_local/" + remoteCheckpointDocID ( ) , null , new RemoteRequestCompletion ( ) { public void onCompletion ( RemoteRequest remoteRequest , R... | Variant of - fetchRemoveCheckpointDoc that s used while replication is running to reload the checkpoint to get its current revision number if there was an error saving it . |
11,629 | protected void stop ( ) { this . authenticating = false ; batcher . clear ( ) ; setLifecycle ( Replication . Lifecycle . ONESHOT ) ; cancelRetryFuture ( ) ; while ( ! pendingFutures . isEmpty ( ) ) { Future future = pendingFutures . poll ( ) ; if ( future != null && ! future . isCancelled ( ) && ! future . isDone ( ) )... | Actual work of stopping the replication process . |
11,630 | private void notifyChangeListeners ( final Replication . ChangeEvent changeEvent ) { if ( changeListenerNotifyStyle == ChangeListenerNotifyStyle . SYNC ) { for ( ChangeListener changeListener : changeListeners ) { try { changeListener . changed ( changeEvent ) ; } catch ( Exception e ) { Log . e ( Log . TAG_SYNC , "Unk... | Notify all change listeners of a ChangeEvent |
11,631 | private void scheduleRetryFuture ( ) { Log . v ( Log . TAG_SYNC , "%s: Failed to xfer; will retry in %d sec" , this , RETRY_DELAY_SECONDS ) ; synchronized ( executor ) { if ( ! executor . isShutdown ( ) ) { this . retryFuture = executor . schedule ( new Runnable ( ) { public void run ( ) { retryIfReady ( ) ; } } , RETR... | helper function to schedule retry future . no in iOS code . |
11,632 | private void cancelRetryFuture ( ) { if ( retryFuture != null && ! retryFuture . isDone ( ) ) { retryFuture . cancel ( true ) ; } retryFuture = null ; } | helper function to cancel retry future . not in iOS code . |
11,633 | protected void retryReplicationIfError ( ) { Log . d ( TAG , "retryReplicationIfError() state=" + stateMachine . getState ( ) + ", error=" + this . error + ", isContinuous()=" + isContinuous ( ) + ", isTransientError()=" + Utils . isTransientError ( this . error ) ) ; if ( ! stateMachine . getState ( ) . equals ( Repli... | Retry replication if previous attempt ends with error |
11,634 | void dumpUnsafe ( Printer printer , boolean verbose ) { printer . println ( "Connection #" + mConnectionId + ":" ) ; if ( verbose ) { printer . println ( " connectionPtr: 0x" + Long . toHexString ( mConnectionPtr ) ) ; } printer . println ( " isPrimaryConnection: " + mIsPrimaryConnection ) ; printer . println ( " on... | Dumps debugging information about this connection in the case where the caller might not actually own the connection . |
11,635 | void collectDbStatsUnsafe ( ArrayList < com . couchbase . lite . internal . database . sqlite . SQLiteDebug . DbStats > dbStatsList ) { dbStatsList . add ( getMainDbStatsUnsafe ( 0 , 0 , 0 ) ) ; } | Collects statistics about database connection memory usage in the case where the caller might not actually own the connection . |
11,636 | protected void execute ( ) { Log . v ( Log . TAG_SYNC , "%s: RemoteRequest execute() called, url: %s" , this , url ) ; executeRequest ( factory . getOkHttpClient ( ) , request ( ) ) ; Log . v ( Log . TAG_SYNC , "%s: RemoteRequest execute() finished, url: %s" , this , url ) ; } | Execute remote request |
11,637 | protected RequestBody setCompressedBody ( byte [ ] bodyBytes ) { if ( bodyBytes . length < MIN_JSON_LENGTH_TO_COMPRESS ) return null ; byte [ ] encodedBytes = Utils . compressByGzip ( bodyBytes ) ; if ( encodedBytes == null || encodedBytes . length >= bodyBytes . length ) return null ; return RequestBody . create ( JSO... | Generate gzipped body |
11,638 | int indexOf ( byte [ ] data , int dataLength , byte [ ] pattern , int dataOffset ) { int [ ] failure = computeFailure ( pattern ) ; int j = 0 ; if ( data . length == 0 ) return - 1 ; final int patternLength = pattern . length ; for ( int i = dataOffset ; i < dataLength ; i ++ ) { while ( j > 0 && pattern [ j ] != data ... | Finds the first occurrence of the pattern in the text . |
11,639 | private static int [ ] computeFailure ( byte [ ] pattern ) { int [ ] failure = new int [ pattern . length ] ; int j = 0 ; for ( int i = 1 ; i < pattern . length ; i ++ ) { while ( j > 0 && pattern [ j ] != pattern [ i ] ) j = failure [ j - 1 ] ; if ( pattern [ j ] == pattern [ i ] ) j ++ ; failure [ i ] = j ; } return ... | Computes the failure function using a boot - strapping process where the pattern is matched against itself . |
11,640 | public List < String > getAllDatabaseNames ( ) { String [ ] databaseFiles = directoryFile . list ( new FilenameFilter ( ) { public boolean accept ( File dir , String filename ) { if ( filename . endsWith ( Manager . kDBExtension ) ) { return true ; } return false ; } } ) ; List < String > result = new ArrayList < Strin... | An array of the names of all existing databases . |
11,641 | public void close ( ) { synchronized ( lockDatabases ) { Log . d ( Database . TAG , "Closing " + this ) ; Database [ ] openDbs = databases . values ( ) . toArray ( new Database [ databases . size ( ) ] ) ; for ( Database database : openDbs ) database . close ( ) ; databases . clear ( ) ; context . getNetworkReachabilit... | Releases all resources used by the Manager instance and closes all its databases . |
11,642 | public boolean replaceDatabase ( String databaseName , String databaseDir ) { Database db = getDatabase ( databaseName , false ) ; if ( db == null ) return false ; File dir = new File ( databaseDir ) ; if ( ! dir . exists ( ) ) { Log . w ( Database . TAG , "Database file doesn't exist at path : %s" , databaseDir ) ; re... | Replaces or installs a database from a file . |
11,643 | public Future runAsync ( String databaseName , final AsyncTask function ) throws CouchbaseLiteException { final Database database = getDatabase ( databaseName ) ; return runAsync ( new Runnable ( ) { public void run ( ) { function . run ( database ) ; } } ) ; } | Asynchronously dispatches a callback to run on a background thread . The callback will be passed Database instance . There is not currently a known reason to use it it may not make sense on the Android API but it was added for the purpose of having a consistent API with iOS . |
11,644 | public void startedPart ( Map headers ) { if ( _docReader != null ) throw new IllegalStateException ( "_docReader is already defined" ) ; Log . v ( TAG , "%s: Starting new document; headers =%s" , this , headers ) ; _docReader = new MultipartDocumentReader ( db ) ; _docReader . setHeaders ( headers ) ; _docReader . sta... | This method is called when a part s headers have been parsed before its data is parsed . |
11,645 | public void finishedPart ( ) { if ( _docReader == null ) throw new IllegalStateException ( "_docReader is not defined" ) ; _docReader . finish ( ) ; _onDocument . onDocument ( _docReader . getDocumentProperties ( ) , _docReader . getDocumentSize ( ) ) ; _docReader = null ; Log . v ( TAG , "%s: Finished document" , this... | This method is called when a part is complete . |
11,646 | public Document getDocument ( ) { if ( getDocumentId ( ) == null ) { return null ; } assert ( database != null ) ; Document document = database . getDocument ( getDocumentId ( ) ) ; document . loadCurrentRevisionFrom ( this ) ; return document ; } | The document this row was mapped from . This will be nil if a grouping was enabled in the query because then the result rows don t correspond to individual documents . |
11,647 | public String getDocumentId ( ) { String docID = null ; if ( documentRevision != null ) docID = documentRevision . getDocID ( ) ; if ( docID == null ) { if ( value != null ) { if ( value instanceof Map ) { Map < String , Object > props = ( Map < String , Object > ) value ; docID = ( String ) props . get ( "_id" ) ; } }... | The ID of the document described by this view row . This is not necessarily the same as the document that caused this row to be emitted ; see the discussion of the . sourceDocumentID property for details . |
11,648 | public String getDocumentRevisionId ( ) { String rev = null ; if ( documentRevision != null ) rev = documentRevision . getRevID ( ) ; if ( rev == null ) { if ( value instanceof Map ) { Map < String , Object > mapValue = ( Map < String , Object > ) value ; rev = ( String ) mapValue . get ( "_rev" ) ; if ( rev == null ) ... | The revision ID of the document this row was mapped from . |
11,649 | public void add ( final AtomicAction action ) { if ( action instanceof Action ) { Action a = ( Action ) action ; peforms . addAll ( a . peforms ) ; backouts . addAll ( a . backouts ) ; cleanUps . addAll ( a . cleanUps ) ; } else { add ( new ActionBlock ( ) { public void execute ( ) throws ActionException { action . per... | Adds an action as a step of thid one . |
11,650 | public void add ( ActionBlock perform , ActionBlock backout , ActionBlock cleanup ) { peforms . add ( perform != null ? perform : nullAction ) ; backouts . add ( backout != null ? backout : nullAction ) ; cleanUps . add ( cleanup != null ? cleanup : nullAction ) ; } | Adds an action as a step of this one . The action has three components each optional . |
11,651 | public void run ( ) throws ActionException { try { perform ( ) ; try { cleanup ( ) ; } catch ( ActionException e ) { } lastError = null ; } catch ( ActionException e ) { lastError = e ; throw e ; } } | Performs all the actions in order . If any action fails backs out the previously performed actions in reverse order . If the actions succeeded cleans them up in reverse order . The lastError property is set to the exception thrown by the failed perform block . The failedStep property is set to the index of the failed p... |
11,652 | private void doAction ( List < ActionBlock > actions ) throws ActionException { try { actions . get ( nextStep ) . execute ( ) ; } catch ( ActionException e ) { throw e ; } catch ( Exception e ) { throw new ActionException ( "Exception raised by step: " + nextStep , e ) ; } } | Subroutine that calls an action block from either performs backOuts or cleanUps . |
11,653 | public boolean setVersion ( String version ) { SQLiteStorageEngine storage = store . getStorageEngine ( ) ; boolean hasView ; Cursor cursor = null ; try { String sql = "SELECT name, version FROM views WHERE name=?" ; String [ ] args = { name } ; cursor = storage . rawQuery ( sql , args ) ; hasView = cursor . moveToNext... | Updates the version of the view . A change in version means the delegate s map block has changed its semantics so the _index should be deleted . |
11,654 | public long getLastSequenceIndexed ( ) { String sql = "SELECT lastSequence FROM views WHERE name=?" ; String [ ] args = { name } ; Cursor cursor = null ; long result = - 1 ; try { cursor = store . getStorageEngine ( ) . rawQuery ( sql , args ) ; if ( cursor . moveToNext ( ) ) { result = cursor . getLong ( 0 ) ; } } cat... | The last sequence number that has been indexed . |
11,655 | private static boolean groupTogether ( Object key1 , Object key2 , int groupLevel ) { if ( groupLevel == 0 || ! ( key1 instanceof List ) || ! ( key2 instanceof List ) ) { return key1 . equals ( key2 ) ; } @ SuppressWarnings ( "unchecked" ) List < Object > key1List = ( List < Object > ) key1 ; @ SuppressWarnings ( "unch... | Are key1 and key2 grouped together at this groupLevel? |
11,656 | public static Object groupKey ( Object key , int groupLevel ) { if ( groupLevel > 0 && ( key instanceof List ) && ( ( ( List < Object > ) key ) . size ( ) > groupLevel ) ) { return ( ( List < Object > ) key ) . subList ( 0 , groupLevel ) ; } else { return key ; } } | Returns the prefix of the key to use in the result row at this groupLevel |
11,657 | public int getTotalRows ( ) { try { updateIndex ( ) ; } catch ( CouchbaseLiteException e ) { Log . e ( Log . TAG_VIEW , "Update index failed when getting the total rows" , e ) ; } return getCurrentTotalRows ( ) ; } | Get total number of rows in the view . The view s index will be updated if needed before returning the value . |
11,658 | public static double totalValues ( List < Object > values ) { double total = 0 ; for ( Object object : values ) { if ( object instanceof Number ) { Number number = ( Number ) object ; total += number . doubleValue ( ) ; } else { Log . w ( Log . TAG_VIEW , "Warning non-numeric value found in totalValues: %s" , object ) ... | Utility function to use in reduce blocks . Totals an array of Numbers . |
11,659 | protected Status updateIndexes ( List < View > views ) throws CouchbaseLiteException { List < ViewStore > storages = new ArrayList < ViewStore > ( ) ; for ( View view : views ) { storages . add ( view . viewStore ) ; } return viewStore . updateIndexes ( storages ) ; } | Update multiple view indexes at once . |
11,660 | public List < QueryRow > query ( QueryOptions options ) throws CouchbaseLiteException { if ( options == null ) options = new QueryOptions ( ) ; if ( groupOrReduce ( options ) ) return viewStore . reducedQuery ( options ) ; else return viewStore . regularQuery ( options ) ; } | Queries the view . Does NOT first update the index . |
11,661 | public static Printer create ( Printer printer , String prefix ) { if ( prefix == null || prefix . equals ( "" ) ) { return printer ; } return new PrefixPrinter ( printer , prefix ) ; } | Creates a new PrefixPrinter . |
11,662 | public void deleteCookie ( Cookie cookie ) { cookies . remove ( cookie . name ( ) ) ; deletePersistedCookie ( cookie . name ( ) ) ; } | Non - standard helper method to delete cookie |
11,663 | public static int getDefaultPageSize ( ) { synchronized ( sLock ) { if ( sDefaultPageSize == 0 ) { try { Class clazz = Class . forName ( "android.os.StatFs" ) ; Method m = clazz . getMethod ( "getBlockSize" ) ; Object statFsObj = clazz . getConstructor ( String . class ) . newInstance ( "/data" ) ; Integer value = ( In... | Gets the default page size to use when creating a database . |
11,664 | private static String byteArrayToHexString ( byte [ ] bytes ) { StringBuilder sb = new StringBuilder ( bytes . length * 2 ) ; for ( byte element : bytes ) { int v = element & 0xff ; if ( v < 16 ) { sb . append ( '0' ) ; } sb . append ( Integer . toHexString ( v ) ) ; } return sb . toString ( ) ; } | Using some super basic byte array < ; - > ; hex conversions so we don t have to rely on any large Base64 libraries . Can be overridden if you like! |
11,665 | public SavedRevision createRevision ( Map < String , Object > properties ) throws CouchbaseLiteException { boolean allowConflict = false ; return document . putProperties ( properties , revisionInternal . getRevID ( ) , allowConflict ) ; } | Creates and saves a new revision with the given properties . This will fail with a 412 error if the receiver is not the current revision of the document . |
11,666 | public Map < String , Object > getProperties ( ) { Map < String , Object > properties = revisionInternal . getProperties ( ) ; if ( ! checkedProperties ) { if ( properties == null ) { if ( loadProperties ( ) == true ) { properties = revisionInternal . getProperties ( ) ; } } checkedProperties = true ; } return properti... | The contents of this revision of the document . Any keys in the dictionary that begin with _ such as _id and _rev contain CouchbaseLite metadata . |
11,667 | public Object jsonObject ( ) { if ( json == null ) { return null ; } if ( cached == null ) { Object tmp = null ; if ( json [ 0 ] == '{' ) { tmp = new LazyJsonObject < String , Object > ( json ) ; } else if ( json [ 0 ] == '[' ) { tmp = new LazyJsonArray < Object > ( json ) ; } else { try { if ( json . length > 0 && jso... | values are requested |
11,668 | public void queueObjects ( List < T > objects ) { if ( objects == null || objects . size ( ) == 0 ) return ; boolean readyToProcess = false ; synchronized ( mutex ) { Log . v ( Log . TAG_BATCHER , "%s: queueObjects called with %d objects (current inbox size = %d)" , this , objects . size ( ) , inbox . size ( ) ) ; inbo... | Adds multiple objects to the queue . |
11,669 | public void flushAll ( boolean waitForAllToFinish ) { Log . v ( Log . TAG_BATCHER , "%s: flushing all objects (wait=%b)" , this , waitForAllToFinish ) ; synchronized ( mutex ) { isFlushing = true ; unschedule ( ) ; } while ( true ) { ScheduledFuture future = null ; synchronized ( mutex ) { if ( inbox . size ( ) == 0 ) ... | Sends _all_ the queued objects at once to the processor block . After this method returns all inbox objects will be processed . |
11,670 | private void scheduleBatchProcess ( boolean immediate ) { synchronized ( mutex ) { if ( inbox . size ( ) == 0 ) return ; long suggestedDelay = 0 ; if ( ! immediate && inbox . size ( ) < capacity ) { if ( System . currentTimeMillis ( ) - lastProcessedTime < delay ) suggestedDelay = delay ; else { suggestedDelay = Math .... | Schedule batch process based on capacity inbox size and last processed time . |
11,671 | private void scheduleWithDelay ( long delay ) { synchronized ( mutex ) { if ( scheduled && delay < scheduledDelay ) { if ( isPendingFutureReadyOrInProcessing ( ) ) { Log . v ( Log . TAG_BATCHER , "%s: scheduleWithDelay: %d ms, ignored as current batch " + "is ready or in process" , this , delay ) ; return ; } unschedul... | Schedule the batch processing with the delay . If there is one batch currently in processing the schedule will be ignored as after the processing is done the next batch will be rescheduled . |
11,672 | private void unschedule ( ) { synchronized ( mutex ) { if ( pendingFuture != null && ! pendingFuture . isDone ( ) && ! pendingFuture . isCancelled ( ) ) { Log . v ( Log . TAG_BATCHER , "%s: cancelling the pending future ..." , this ) ; pendingFuture . cancel ( false ) ; } scheduled = false ; } } | Unschedule the scheduled batch processing . |
11,673 | private boolean isPendingFutureReadyOrInProcessing ( ) { synchronized ( mutex ) { if ( pendingFuture != null && ! pendingFuture . isDone ( ) && ! pendingFuture . isCancelled ( ) ) { return pendingFuture . getDelay ( TimeUnit . MILLISECONDS ) <= 0 ; } return false ; } } | Check if the current pending future is ready to be processed or in processing . |
11,674 | private void processNow ( ) { List < T > toProcess ; boolean scheduleNextBatchImmediately = false ; synchronized ( mutex ) { int count = inbox . size ( ) ; Log . v ( Log . TAG_BATCHER , "%s: processNow() called, inbox size: %d" , this , count ) ; if ( count == 0 ) return ; else if ( count <= capacity ) { toProcess = ne... | This method is called by the work executor to do the batch process . The inbox items up to the batcher capacity will be taken out to process . The next batch will be rescheduled if there are still some items left in the inbox . |
11,675 | private String getRequestHeaderContentType ( ) { String contentType = getRequestHeaderValue ( "Content-Type" ) ; if ( contentType != null ) { int index = contentType . indexOf ( ';' ) ; if ( index > 0 ) contentType = contentType . substring ( 0 , index ) ; contentType = contentType . trim ( ) ; } return contentType ; } | get Content - Type from URLConnection |
11,676 | private void setResponseLocation ( URL url ) { String location = url . getPath ( ) ; String query = url . getQuery ( ) ; if ( query != null ) { int startOfQuery = location . indexOf ( query ) ; if ( startOfQuery > 0 ) { location = location . substring ( 0 , startOfQuery ) ; } } connection . getResHeader ( ) . add ( "Lo... | Router + Handlers |
11,677 | private static void convertCBLQueryRowsToMaps ( Map < String , Object > allDocsResult ) { List < Map < String , Object > > rowsAsMaps = new ArrayList < Map < String , Object > > ( ) ; List < QueryRow > rows = ( List < QueryRow > ) allDocsResult . get ( "rows" ) ; if ( rows != null ) { for ( QueryRow row : rows ) { rows... | This is a hack to deal with the fact that there is currently no custom serializer for QueryRow . Instead just convert everything to generic Maps . |
11,678 | public void changed ( Database . ChangeEvent event ) { synchronized ( changesLock ) { if ( isTimeout ) return ; lastChangesTimestamp = System . currentTimeMillis ( ) ; stopTimeout ( ) ; if ( ! filled ) { filled = true ; RevisionList changes = db . changesSince ( changesSince , changesOptions , changesFilter , changesFi... | Implementation of ChangeListener |
11,679 | public void cancel ( ) { final OnCancelListener listener ; synchronized ( this ) { if ( mIsCanceled ) { return ; } mIsCanceled = true ; mCancelInProgress = true ; listener = mOnCancelListener ; } try { if ( listener != null ) { listener . onCancel ( ) ; } } finally { synchronized ( this ) { mCancelInProgress = false ; ... | Cancels the operation and signals the cancellation listener . If the operation has not yet started then it will be canceled as soon as it does . |
11,680 | public void setOnCancelListener ( OnCancelListener listener ) { synchronized ( this ) { waitForCancelFinishedLocked ( ) ; if ( mOnCancelListener == listener ) { return ; } mOnCancelListener = listener ; if ( ! mIsCanceled || listener == null ) { return ; } } listener . onCancel ( ) ; } | Sets the cancellation listener to be called when canceled . |
11,681 | public void waitForRows ( ) throws CouchbaseLiteException { start ( ) ; while ( true ) { try { queryFuture . get ( ) ; break ; } catch ( InterruptedException e ) { continue ; } catch ( Exception e ) { lastError = e ; throw new CouchbaseLiteException ( e , Status . INTERNAL_SERVER_ERROR ) ; } } } | Blocks until the intial async query finishes . After this call either . rows or . error will be non - nil . |
11,682 | public QueryEnumerator getRows ( ) { start ( ) ; if ( rows == null ) { return null ; } else { return new QueryEnumerator ( rows ) ; } } | Gets the results of the Query . The value will be null until the initial Query completes . |
11,683 | public SavedRevision getCurrentRevision ( ) { if ( currentRevision == null ) currentRevision = getRevision ( null ) ; return currentRevision ; } | Get the current revision |
11,684 | public Map < String , Object > getProperties ( ) { return getCurrentRevision ( ) == null ? null : getCurrentRevision ( ) . getProperties ( ) ; } | The contents of the current revision of the document . This is shorthand for self . currentRevision . properties . Any keys in the dictionary that begin with _ such as _id and _rev contain CouchbaseLite metadata . |
11,685 | public boolean delete ( ) throws CouchbaseLiteException { return getCurrentRevision ( ) == null ? false : getCurrentRevision ( ) . deleteDocument ( ) != null ; } | Deletes this document by adding a deletion revision . This will be replicated to other databases . |
11,686 | public void purge ( ) throws CouchbaseLiteException { Map < String , List < String > > docsToRevs = new HashMap < String , List < String > > ( ) ; List < String > revs = new ArrayList < String > ( ) ; revs . add ( "*" ) ; docsToRevs . put ( documentId , revs ) ; database . purgeRevisions ( docsToRevs ) ; database . rem... | Purges this document from the database ; this is more than deletion it forgets entirely about it . The purge will NOT be replicated to other databases . |
11,687 | public SavedRevision getRevision ( String revID ) { if ( revID != null && currentRevision != null && revID . equals ( currentRevision . getId ( ) ) ) return currentRevision ; RevisionInternal revisionInternal = database . getDocument ( getId ( ) , revID , true ) ; return getRevisionFromRev ( revisionInternal ) ; } | The revision with the specified ID . |
11,688 | public long getLength ( ) { Number length = ( Number ) metadata . get ( "length" ) ; if ( length != null ) { return length . longValue ( ) ; } else { return 0 ; } } | Get the length in bytes of the contents . |
11,689 | protected static Map < String , Object > installAttachmentBodies ( Map < String , Object > attachments , Database database ) throws CouchbaseLiteException { Map < String , Object > updatedAttachments = new HashMap < String , Object > ( ) ; for ( String name : attachments . keySet ( ) ) { Object value = attachments . ge... | Goes through an _attachments dictionary and replaces any values that are Attachment objects with proper JSON metadata dicts . It registers the attachment bodies with the blob store and sets the metadata getDigest and follows properties accordingly . |
11,690 | private void initSupportExecutor ( ) { if ( supportExecutor == null || supportExecutor . isShutdown ( ) ) { supportExecutor = Executors . newSingleThreadExecutor ( new ThreadFactory ( ) { public Thread newThread ( Runnable r ) { String maskedRemote = URLUtils . sanitizeURL ( remote ) ; return new Thread ( r , "CBLPushe... | create single thread supportExecutor for push replication |
11,691 | public List < String > getAttachmentNames ( ) { Map < String , Object > attachmentMetadata = getAttachmentMetadata ( ) ; if ( attachmentMetadata == null ) { return new ArrayList < String > ( ) ; } return new ArrayList < String > ( attachmentMetadata . keySet ( ) ) ; } | The names of all attachments |
11,692 | public List < Attachment > getAttachments ( ) { Map < String , Object > attachmentMetadata = getAttachmentMetadata ( ) ; if ( attachmentMetadata == null ) { return new ArrayList < Attachment > ( ) ; } List < Attachment > result = new ArrayList < Attachment > ( attachmentMetadata . size ( ) ) ; for ( Map . Entry < Strin... | All attachments as Attachment objects . |
11,693 | public void setUserProperties ( Map < String , Object > userProperties ) { Map < String , Object > newProps = new HashMap < String , Object > ( ) ; newProps . putAll ( userProperties ) ; for ( String key : properties . keySet ( ) ) { if ( key . startsWith ( "_" ) ) { newProps . put ( key , properties . get ( key ) ) ; ... | Sets the userProperties of the Revision . Set replaces all properties except for those with keys prefixed with _ . |
11,694 | protected void addAttachment ( Attachment attachment , String name ) { Map < String , Object > attachments = ( Map < String , Object > ) properties . get ( "_attachments" ) ; if ( attachments == null ) { attachments = new HashMap < String , Object > ( ) ; } attachments . put ( name , attachment ) ; properties . put ( "... | Creates or updates an attachment . The attachment data will be written to the database when the revision is saved . |
11,695 | protected void beginReplicating ( ) { Log . v ( TAG , "submit startReplicating()" ) ; executor . submit ( new Runnable ( ) { public void run ( ) { if ( isRunning ( ) ) { Log . v ( TAG , "start startReplicating()" ) ; initPendingSequences ( ) ; initDownloadsToInsert ( ) ; startChangeTracker ( ) ; } } } ) ; } | Actual work of starting the replication process . |
11,696 | protected void processInbox ( RevisionList inbox ) { Log . d ( TAG , "processInbox called" ) ; if ( db == null || ! db . isOpen ( ) ) { Log . w ( Log . TAG_SYNC , "%s: Database is null or closed. Unable to continue. db name is %s." , this , db . getName ( ) ) ; return ; } if ( canBulkGet == null ) { canBulkGet = server... | Process a bunch of remote revisions from the _changes feed at once |
11,697 | protected void pullBulkRevisions ( List < RevisionInternal > bulkRevs ) { int nRevs = bulkRevs . size ( ) ; if ( nRevs == 0 ) { return ; } Log . d ( TAG , "%s bulk-fetching %d remote revisions..." , this , nRevs ) ; Log . d ( TAG , "%s bulk-fetching remote revisions: %s" , this , bulkRevs ) ; if ( ! canBulkGet ) { pull... | Get a bunch of revisions in one bulk request . Will use _bulk_get if possible . |
11,698 | private void queueDownloadedRevision ( RevisionInternal rev ) { if ( revisionBodyTransformationBlock != null ) { for ( Map . Entry < String , Map < String , Object > > entry : ( ( Map < String , Map < String , Object > > ) rev . getProperties ( ) . get ( "_attachments" ) ) . entrySet ( ) ) { String name = entry . getKe... | This invokes the tranformation block if one is installed and queues the resulting CBL_Revision |
11,699 | protected void pullBulkWithAllDocs ( final List < RevisionInternal > bulkRevs ) { ++ httpConnectionCount ; final RevisionList remainingRevs = new RevisionList ( bulkRevs ) ; Collection < String > keys = CollectionUtils . transform ( bulkRevs , new CollectionUtils . Functor < RevisionInternal , String > ( ) { public Str... | This is compatible with CouchDB but it only works for revs of generation 1 without attachments . |
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