idx int64 0 41.2k | question stringlengths 73 5.81k | target stringlengths 5 918 |
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21,800 | public OperationBuilder parameters ( final List < Parameter > parameters ) { List < Parameter > source = nullToEmptyList ( parameters ) ; List < Parameter > destination = new ArrayList < > ( this . parameters ) ; ParameterMerger merger = new ParameterMerger ( destination , source ) ; this . parameters = new ArrayList <... | Updates the input parameters this operation needs |
21,801 | public ApiDescriptionBuilder operations ( List < Operation > operations ) { if ( operations != null ) { this . operations = operations . stream ( ) . sorted ( operationOrdering ) . collect ( toList ( ) ) ; } return this ; } | Updates the operations to the api operation |
21,802 | public static Predicate < RequestHandler > withMethodAnnotation ( final Class < ? extends Annotation > annotation ) { return input -> input . isAnnotatedWith ( annotation ) ; } | Predicate that matches RequestHandler with handlers methods annotated with given annotation |
21,803 | public static Predicate < RequestHandler > withClassAnnotation ( final Class < ? extends Annotation > annotation ) { return input -> declaringClass ( input ) . map ( annotationPresent ( annotation ) ) . orElse ( false ) ; } | Predicate that matches RequestHandler with given annotation on the declaring class of the handler method |
21,804 | public static Predicate < RequestHandler > basePackage ( final String basePackage ) { return input -> declaringClass ( input ) . map ( handlerPackage ( basePackage ) ) . orElse ( true ) ; } | Predicate that matches RequestHandler with given base package name for the class of the handler method . This predicate includes all request handlers matching the provided basePackage |
21,805 | private static String [ ] prepareDefaultConf ( ) throws IOException { final File templateFolder = new File ( "test/local-conf-templates" ) ; final File localConfFolder = new File ( "local/conf" ) ; if ( ! localConfFolder . exists ( ) ) { FileUtils . copyDirectory ( templateFolder , localConfFolder . getParentFile ( ) )... | To enable run out of the box for testing . |
21,806 | public < T > T transaction ( final SQLTransaction < T > operations ) throws SQLException { Connection conn = null ; try { conn = this . queryRunner . getDataSource ( ) . getConnection ( ) ; conn . setAutoCommit ( false ) ; final DatabaseTransOperator transOperator = new DatabaseTransOperator ( this . queryRunner , conn... | Provide a way to allow users define custom SQL operations without relying on fixed SQL interface . The common use case is to group a sequence of SQL operations without commit every time . |
21,807 | private BasicTimeChecker getBasicTimeChecker ( final Map < String , ConditionChecker > checkers ) { for ( final ConditionChecker checker : checkers . values ( ) ) { if ( checker . getType ( ) . equals ( BasicTimeChecker . type ) ) { return ( BasicTimeChecker ) checker ; } } return null ; } | expirecheckers or triggerCheckers only have BasicTimeChecker today . This should be refactored in future . |
21,808 | public void setupHadoopJobProperties ( ) { if ( getJobProps ( ) . containsKey ( HADOOP_GLOBAL_OPTS ) ) { String hadoopGlobalOps = getJobProps ( ) . getString ( HADOOP_GLOBAL_OPTS ) ; if ( getJobProps ( ) . containsKey ( HADOOP_OPTS ) ) { String hadoopOps = getJobProps ( ) . getString ( HADOOP_OPTS ) ; getJobProps ( ) .... | Append HADOOP_GLOBAL_OPTS with HADOOP_OPTS in the given props |
21,809 | public static String formatDuration ( final long startTime , final long endTime ) { if ( startTime == - 1 ) { return "-" ; } final long durationMS ; if ( endTime == - 1 ) { durationMS = System . currentTimeMillis ( ) - startTime ; } else { durationMS = endTime - startTime ; } long seconds = durationMS / 1000 ; if ( sec... | Format time period pair to Duration String |
21,810 | public static ReadablePeriod parsePeriodString ( final String periodStr ) { final ReadablePeriod period ; final char periodUnit = periodStr . charAt ( periodStr . length ( ) - 1 ) ; if ( periodStr . equals ( "null" ) || periodUnit == 'n' ) { return null ; } final int periodInt = Integer . parseInt ( periodStr . substri... | Parse Period String to a ReadablePeriod Object |
21,811 | public static String createPeriodString ( final ReadablePeriod period ) { String periodStr = "null" ; if ( period == null ) { return periodStr ; } if ( period . get ( DurationFieldType . years ( ) ) > 0 ) { final int years = period . get ( DurationFieldType . years ( ) ) ; periodStr = years + "y" ; } else if ( period .... | Convert ReadablePeriod Object to string |
21,812 | private void loadPluginJobTypes ( final JobTypePluginSet plugins ) throws JobTypeManagerException { final File jobPluginsDir = new File ( this . jobTypePluginDir ) ; if ( ! jobPluginsDir . exists ( ) ) { logger . error ( "Job type plugin dir " + this . jobTypePluginDir + " doesn't exist. Will not load any external plug... | load Job Types from jobtype plugin dir |
21,813 | public List < ExecutableFlow > fetchRecentlyFinishedFlows ( final Duration maxAge ) throws ExecutorManagerException { return this . executionFlowDao . fetchRecentlyFinishedFlows ( maxAge ) ; } | maxAge indicates how long finished flows are shown in Recently Finished flow page . |
21,814 | private boolean isReady ( ) { if ( this . status != Status . READY ) { return false ; } for ( final Node parent : this . parents ) { if ( ! parent . status . isSuccessEffectively ( ) ) { return false ; } } return true ; } | Checks if the node is ready to run . |
21,815 | void markSuccess ( ) { assertRunningOrKilling ( ) ; changeStatus ( Status . SUCCESS ) ; for ( final Node child : this . children ) { child . runIfAllowed ( ) ; } this . dag . updateDagStatus ( ) ; } | Transitions the node to the success state . |
21,816 | void markFailed ( ) { assertRunningOrKilling ( ) ; changeStatus ( Status . FAILURE ) ; for ( final Node child : this . children ) { child . cancel ( ) ; } this . dag . updateDagStatus ( ) ; } | Transitions the node to the failure state . |
21,817 | void kill ( ) { assert ( this . dag . getStatus ( ) == Status . KILLING ) ; if ( this . status == Status . READY || this . status == Status . BLOCKED ) { changeStatus ( Status . CANCELED ) ; } else if ( this . status == Status . RUNNING ) { changeStatus ( Status . KILLING ) ; } } | Kills a node . |
21,818 | public static File getConfFile ( Props props , String workingDir , String fileName ) { File jobDir = new File ( workingDir , getDirName ( props ) ) ; if ( ! jobDir . exists ( ) ) { jobDir . mkdir ( ) ; } return new File ( jobDir , fileName ) ; } | Resolve the location of the file containing the configuration file . |
21,819 | public static String getDirName ( Props props ) { String dirSuffix = props . get ( CommonJobProperties . NESTED_FLOW_PATH ) ; if ( ( dirSuffix == null ) || ( dirSuffix . length ( ) == 0 ) ) { dirSuffix = props . get ( CommonJobProperties . JOB_ID ) ; if ( ( dirSuffix == null ) || ( dirSuffix . length ( ) == 0 ) ) { thr... | For classpath reasons we ll put each link file in a separate directory . This must be called only after the job id has been inserted by the job . |
21,820 | public static String getPath ( Props props , String workingDir ) { return new File ( workingDir , getDirName ( props ) ) . toString ( ) ; } | Gets the path to the directory in which the generated links and Hadoop conf properties files are written . |
21,821 | public static void loadProp ( Props props , Configuration conf , String name ) { String prop = props . get ( name ) ; if ( prop != null ) { conf . set ( name , prop ) ; } } | Loads an Azkaban property into the Hadoop configuration . |
21,822 | private void refreshExecutors ( ) { final List < Pair < Executor , Future < ExecutorInfo > > > futures = new ArrayList < > ( ) ; for ( final Executor executor : this . activeExecutors . getAll ( ) ) { final Future < ExecutorInfo > fetchExecutionInfo = this . executorInfoRefresherService . submit ( ( ) -> this . apiGate... | Refresh Executor stats for all the actie executors in this executorManager |
21,823 | public String getQueuedFlowIds ( ) { final List < Integer > allIds = new ArrayList < > ( ) ; getRunningFlowsIdsHelper ( allIds , this . queuedFlows . getAllEntries ( ) ) ; Collections . sort ( allIds ) ; return allIds . toString ( ) ; } | Get execution Ids of all non - dispatched flows |
21,824 | private void dispatch ( final ExecutionReference reference , final ExecutableFlow exflow , final Executor choosenExecutor ) throws ExecutorManagerException { exflow . setUpdateTime ( System . currentTimeMillis ( ) ) ; this . executorLoader . assignExecutor ( choosenExecutor . getId ( ) , exflow . getExecutionId ( ) ) ;... | Calls executor to dispatch the flow update db to assign the executor and in - memory state of executableFlow . |
21,825 | public void unsetExecutorIdForExecution ( final int executionId ) throws ExecutorManagerException { final String UNSET_EXECUTOR = "UPDATE execution_flows SET executor_id = null where exec_id = ?" ; final SQLTransaction < Integer > unsetExecutor = transOperator -> transOperator . update ( UNSET_EXECUTOR , executionId ) ... | set executor id to null for the execution id |
21,826 | public void run ( ) throws IOException { if ( this . isStarted ( ) || this . isComplete ( ) ) { throw new IllegalStateException ( "The process can only be used once." ) ; } final ProcessBuilder builder = new ProcessBuilder ( this . cmd ) ; builder . directory ( new File ( this . workingDir ) ) ; builder . environment (... | Execute this process blocking until it has completed . |
21,827 | public boolean softKill ( final long time , final TimeUnit unit ) throws InterruptedException { checkStarted ( ) ; if ( this . processId != 0 && isStarted ( ) ) { try { if ( this . isExecuteAsUser ) { final String cmd = String . format ( "%s %s %s %d" , this . executeAsUserBinary , this . effectiveUser , KILL_COMMAND ,... | Attempt to kill the process waiting up to the given time for it to die |
21,828 | public void hardKill ( ) { checkStarted ( ) ; if ( isRunning ( ) ) { if ( this . processId != 0 ) { try { if ( this . isExecuteAsUser ) { final String cmd = String . format ( "%s %s %s -9 %d" , this . executeAsUserBinary , this . effectiveUser , KILL_COMMAND , this . processId ) ; Runtime . getRuntime ( ) . exec ( cmd ... | Force kill this process |
21,829 | private int processId ( final java . lang . Process process ) { int processId = 0 ; try { final Field f = process . getClass ( ) . getDeclaredField ( "pid" ) ; f . setAccessible ( true ) ; processId = f . getInt ( process ) ; } catch ( final Throwable e ) { e . printStackTrace ( ) ; } return processId ; } | Attempt to get the process id for this process |
21,830 | public void render ( ) { try { this . response . setHeader ( "Content-type" , "text/html; charset=UTF-8" ) ; this . response . setCharacterEncoding ( "UTF-8" ) ; this . response . setContentType ( this . mimeType ) ; this . engine . mergeTemplate ( this . template , "UTF-8" , this . context , this . response . getWrite... | Renders the page in UTF - 8 |
21,831 | private void validateDepNameUniqueness ( final List < TriggerDependencyBean > dependencies ) { final Set < String > seen = new HashSet < > ( ) ; for ( final TriggerDependencyBean dep : dependencies ) { Preconditions . checkArgument ( seen . add ( dep . getName ( ) ) , String . format ( "duplicate dependency" + ".name %... | check uniqueness of dependency . name |
21,832 | private void validateNameAndTypeArePresent ( final List < TriggerDependencyBean > dependencies ) { for ( final TriggerDependencyBean dep : dependencies ) { Preconditions . checkNotNull ( dep . getName ( ) , "dependency name is required" ) ; Preconditions . checkNotNull ( dep . getType ( ) , "dependency type is required... | validate name and type are present |
21,833 | public static void main ( final String [ ] args ) throws ParseException { final CommandLineParser parser = new DefaultParser ( ) ; if ( parser . parse ( createHelpOptions ( ) , args , true ) . hasOption ( HELP_KEY ) ) { new HelpFormatter ( ) . printHelp ( EncryptionCLI . class . getSimpleName ( ) , createOptions ( ) , ... | Outputs ciphered text to STDOUT . |
21,834 | protected void registerFactorFilter ( final FactorFilter < T , V > filter ) { if ( null == filter ) { throw new IllegalArgumentException ( "unable to register factor filter. " + "The passed comaractor is null or has an invalid weight value." ) ; } this . factorFilterList . put ( filter . getFactorName ( ) , filter ) ; ... | function to register a factorFilter to the internal Map for future reference . |
21,835 | public boolean filterTarget ( final T filteringTarget , final V referencingObject ) { logger . debug ( String . format ( "start filtering '%s' with factor filter for '%s'" , filteringTarget == null ? "(null)" : filteringTarget . toString ( ) , this . getName ( ) ) ) ; final Collection < FactorFilter < T , V > > filterL... | function to analyze the target item according to the reference object to decide whether the item should be filtered . |
21,836 | public static int getMaxConcurrentRunsForFlow ( String projectName , String flowName , int defaultMaxConcurrentRuns , Map < Pair < String , String > , Integer > maxConcurrentRunsFlowMap ) { return maxConcurrentRunsFlowMap . getOrDefault ( new Pair ( projectName , flowName ) , defaultMaxConcurrentRuns ) ; } | Get the maximum number of concurrent runs for the specified flow using the value in azkaban . concurrent . runs . oneflow . whitelist if explictly specified for the flow and otherwise azkaban . max . concurrent . runs . oneflow or the default . |
21,837 | public static String [ ] partitionCommandLine ( final String command ) { final ArrayList < String > commands = new ArrayList < > ( ) ; int index = 0 ; StringBuffer buffer = new StringBuffer ( command . length ( ) ) ; boolean isApos = false ; boolean isQuote = false ; while ( index < command . length ( ) ) { final char ... | Splits the command into a unix like command line structure . Quotes and single quotes are treated as nested strings . |
21,838 | public static void applyDisabledJobs ( final List < DisabledJob > disabledJobs , final ExecutableFlowBase exflow ) { for ( final DisabledJob disabled : disabledJobs ) { if ( disabled . isEmbeddedFlow ( ) ) { final ExecutableNode node = exflow . getExecutableNode ( disabled . getName ( ) ) ; if ( node != null && node in... | Change job status to disabled in exflow if the job is in disabledJobs |
21,839 | public void closeMBeans ( ) { try { for ( final ObjectName name : registeredMBeans ) { getMbeanServer ( ) . unregisterMBean ( name ) ; logger . info ( "Jmx MBean " + name . getCanonicalName ( ) + " unregistered." ) ; } } catch ( final Exception e ) { logger . error ( "Failed to cleanup MBeanServer" , e ) ; } } | Close all registered MBeans |
21,840 | public Object getMBeanAttribute ( final ObjectName name , final String attribute ) { try { return getMbeanServer ( ) . getAttribute ( name , attribute ) ; } catch ( final Exception e ) { logger . error ( "Retrieve MBeanServer attribute Failure. " + "ObjectName = " + name . toString ( ) + ", " + "attribute = " + attribu... | Get MBean Attribute |
21,841 | public Map < String , Object > getMBeanResult ( final String mbeanName ) { final Map < String , Object > ret = new HashMap < > ( ) ; try { final ObjectName name = new ObjectName ( mbeanName ) ; final MBeanInfo info = getMBeanInfo ( name ) ; final MBeanAttributeInfo [ ] mbeanAttrs = info . getAttributes ( ) ; final Map ... | Get MBean Result |
21,842 | public Object eval ( ) { logger . info ( "Checking sla for execution " + this . execId ) ; final ExecutableFlow flow ; try { flow = this . executorLoader . fetchExecutableFlow ( this . execId ) ; } catch ( final ExecutorManagerException e ) { logger . error ( "Can't get executable flow." , e ) ; e . printStackTrace ( )... | return true to trigger sla action |
21,843 | private void handleChangeManagerStatusRequest ( final HttpServletRequest req , final Map < String , Object > ret , final boolean enableMetricManager ) { try { logger . info ( "Updating metric manager status" ) ; if ( ( enableMetricManager && MetricReportManager . isInstantiated ( ) ) || MetricReportManager . isAvailabl... | enable or disable metric Manager A disable will also purge all data from all metric emitters |
21,844 | private void handleChangeCleaningInterval ( final HttpServletRequest req , final Map < String , Object > ret ) { try { final long newInterval = getLongParam ( req , STATS_MAP_CLEANINGINTERVAL ) ; if ( MetricReportManager . isAvailable ( ) ) { final MetricReportManager metricManager = MetricReportManager . getInstance (... | Update InMemoryMetricEmitter interval to maintain metric snapshots |
21,845 | private InMemoryMetricEmitter extractInMemoryMetricEmitter ( final MetricReportManager metricManager ) { InMemoryMetricEmitter memoryEmitter = null ; for ( final IMetricEmitter emitter : metricManager . getMetricEmitters ( ) ) { if ( emitter instanceof InMemoryMetricEmitter ) { memoryEmitter = ( InMemoryMetricEmitter )... | Get InMemoryMetricEmitter if available else null |
21,846 | private void handleGetAllMMetricsName ( final HttpServletRequest req , final Map < String , Object > ret ) { if ( MetricReportManager . isAvailable ( ) ) { final MetricReportManager metricManager = MetricReportManager . getInstance ( ) ; final List < IMetric < ? > > result = metricManager . getAllMetrics ( ) ; if ( res... | Get all the metrics tracked by metric manager |
21,847 | private void handleChangeMetricInterval ( final HttpServletRequest req , final Map < String , Object > ret ) throws ServletException { try { final String metricName = getParam ( req , STATS_MAP_METRICNAMEPARAM ) ; final long newInterval = getLongParam ( req , STATS_MAP_REPORTINGINTERVAL ) ; if ( MetricReportManager . i... | Update tracking interval for a given metrics |
21,848 | private static Props loadConfigurationFromAzkabanHome ( ) { final String azkabanHome = System . getenv ( "AZKABAN_HOME" ) ; if ( azkabanHome == null ) { logger . error ( "AZKABAN_HOME not set. Will try default." ) ; return null ; } if ( ! new File ( azkabanHome ) . isDirectory ( ) || ! new File ( azkabanHome ) . canRea... | Loads the Azkaban property file from the AZKABAN_HOME conf directory |
21,849 | public boolean closeClassLoader ( final ClassLoader cl ) throws ValidatorManagerException { boolean res = false ; if ( cl == null ) { return res ; } final Class classURLClassLoader = URLClassLoader . class ; Field f = null ; try { f = classURLClassLoader . getDeclaredField ( "ucp" ) ; } catch ( final NoSuchFieldExcepti... | close jar files of cl |
21,850 | public boolean finalizeNativeLibs ( final ClassLoader cl ) throws ValidatorManagerException { boolean res = false ; final Class classClassLoader = ClassLoader . class ; java . lang . reflect . Field nativeLibraries = null ; try { nativeLibraries = classClassLoader . getDeclaredField ( "nativeLibraries" ) ; } catch ( fi... | finalize native libraries |
21,851 | public void sendEmail ( final List < String > emailList , final String subject , final String body ) { if ( emailList != null && ! emailList . isEmpty ( ) ) { final EmailMessage message = super . createEmailMessage ( subject , "text/html" , emailList ) ; message . setBody ( body ) ; sendEmail ( message , true , "email ... | Send an email to the specified email list |
21,852 | private void sendFailedUpdateEmail ( final Executor executor , final ExecutorManagerException exception , final MailCreator mailCreator , final ImmutableList < ExecutableFlow > flows ) { final EmailMessage message = this . messageCreator . createMessage ( ) ; final boolean mailCreated = mailCreator . createFailedUpdate... | Sends a single email about failed updates . |
21,853 | private void waitUntilFlowPreparationFinish ( ) throws InterruptedException { final Duration SLEEP_INTERVAL = Duration . ofSeconds ( 5 ) ; while ( this . preparingFlowCount . intValue ( ) != 0 ) { logger . info ( this . preparingFlowCount + " flow(s) is/are still being setup before complete " + "deactivation." ) ; Thre... | Wait until ongoing flow preparation work finishes . |
21,854 | private void configureFlowLevelMetrics ( final FlowRunner flowRunner ) { logger . info ( "Configuring Azkaban metrics tracking for flow runner object" ) ; if ( MetricReportManager . isAvailable ( ) ) { final MetricReportManager metricManager = MetricReportManager . getInstance ( ) ; flowRunner . addListener ( ( NumFail... | Configure Azkaban metrics tracking for a new flowRunner instance |
21,855 | public void shutdown ( ) { logger . warn ( "Shutting down FlowRunnerManager..." ) ; if ( this . azkabanProps . getBoolean ( ConfigurationKeys . AZKABAN_POLL_MODEL , false ) ) { this . pollingService . shutdown ( ) ; } this . executorService . shutdown ( ) ; boolean result = false ; while ( ! result ) { logger . info ( ... | This shuts down the flow runner . The call is blocking and awaits execution of all jobs . |
21,856 | public void deleteExecutionDirectory ( ) { logger . warn ( "Deleting execution dir: " + this . executionDirectory . getAbsolutePath ( ) ) ; try { FileUtils . deleteDirectory ( this . executionDirectory ) ; } catch ( final IOException e ) { logger . error ( e ) ; } } | Deleting old execution directory to free disk space . |
21,857 | public static Props loadPluginProps ( final File pluginDir ) { if ( ! pluginDir . exists ( ) ) { logger . error ( "Error! Plugin path " + pluginDir . getPath ( ) + " doesn't exist." ) ; return null ; } if ( ! pluginDir . isDirectory ( ) ) { logger . error ( "The plugin path " + pluginDir + " is not a directory." ) ; re... | Load plugin properties |
21,858 | public static void loadPropsBySuffix ( final File jobPath , final Props props , final String ... suffixes ) { try { if ( jobPath . isDirectory ( ) ) { final File [ ] files = jobPath . listFiles ( ) ; if ( files != null ) { for ( final File file : files ) { loadPropsBySuffix ( file , props , suffixes ) ; } } } else if (... | Load properties from the given path |
21,859 | public static boolean isVariableReplacementPattern ( final String value ) { final Matcher matcher = VARIABLE_REPLACEMENT_PATTERN . matcher ( value ) ; return matcher . matches ( ) ; } | Check if the prop value is a variable replacement pattern |
21,860 | private static String resolveVariableExpression ( final String value , final int last , final JexlEngine jexl ) { final int lastIndex = value . lastIndexOf ( "$(" , last ) ; if ( lastIndex == - 1 ) { return value ; } int bracketCount = 0 ; int nextClosed = lastIndex + 2 ; for ( ; nextClosed < value . length ( ) ; ++ ne... | Function that looks for expressions to parse . It parses backwards to capture embedded expressions |
21,861 | public static String toJSONString ( final Props props , final boolean localOnly ) { final Map < String , String > map = toStringMap ( props , localOnly ) ; return JSONUtils . toJSON ( map ) ; } | Convert props to json string |
21,862 | public static Map < String , String > toStringMap ( final Props props , final boolean localOnly ) { final HashMap < String , String > map = new HashMap < > ( ) ; final Set < String > keyset = localOnly ? props . localKeySet ( ) : props . getKeySet ( ) ; for ( final String key : keyset ) { final String value = props . g... | Convert props to Map |
21,863 | public static Props fromJSONString ( final String json ) throws IOException { final Map < String , String > obj = ( Map < String , String > ) JSONUtils . parseJSONFromString ( json ) ; final Props props = new Props ( null , obj ) ; return props ; } | Convert json String to Prop Object |
21,864 | public static Props fromHierarchicalMap ( final Map < String , Object > propsMap ) { if ( propsMap == null ) { return null ; } final String source = ( String ) propsMap . get ( "source" ) ; final Map < String , String > propsParams = ( Map < String , String > ) propsMap . get ( "props" ) ; final Map < String , Object >... | Convert a hierarchical Map to Prop Object |
21,865 | public static Map < String , Object > toHierarchicalMap ( final Props props ) { final Map < String , Object > propsMap = new HashMap < > ( ) ; propsMap . put ( "source" , props . getSource ( ) ) ; propsMap . put ( "props" , toStringMap ( props , true ) ) ; if ( props . getParent ( ) != null ) { propsMap . put ( "parent... | Convert a Props object to a hierarchical Map |
21,866 | public static String getPropertyDiff ( Props oldProps , Props newProps ) { final StringBuilder builder = new StringBuilder ( "" ) ; if ( oldProps == null ) { oldProps = new Props ( ) ; } if ( newProps == null ) { newProps = new Props ( ) ; } final MapDifference < String , String > md = Maps . difference ( toStringMap (... | The difference between old and new Props |
21,867 | private static FactorComparator < Executor > getNumberOfAssignedFlowComparator ( final int weight ) { return FactorComparator . create ( NUMOFASSIGNEDFLOW_COMPARATOR_NAME , weight , new Comparator < Executor > ( ) { public int compare ( final Executor o1 , final Executor o2 ) { final ExecutorInfo stat1 = o1 . getExecut... | function defines the number of assigned flow comparator . |
21,868 | private static FactorComparator < Executor > getCpuUsageComparator ( final int weight ) { return FactorComparator . create ( CPUUSAGE_COMPARATOR_NAME , weight , new Comparator < Executor > ( ) { public int compare ( final Executor o1 , final Executor o2 ) { final ExecutorInfo stat1 = o1 . getExecutorInfo ( ) ; final Ex... | function defines the cpuUsage comparator . |
21,869 | private static FactorComparator < Executor > getLstDispatchedTimeComparator ( final int weight ) { return FactorComparator . create ( LSTDISPATCHED_COMPARATOR_NAME , weight , new Comparator < Executor > ( ) { public int compare ( final Executor o1 , final Executor o2 ) { final ExecutorInfo stat1 = o1 . getExecutorInfo ... | function defines the last dispatched time comparator . |
21,870 | protected String parseResponse ( final HttpResponse response ) throws HttpResponseException , IOException { final StatusLine statusLine = response . getStatusLine ( ) ; final String responseBody = response . getEntity ( ) != null ? EntityUtils . toString ( response . getEntity ( ) ) : "" ; if ( statusLine . getStatusCo... | Implementing the parseResponse function to return de - serialized Json object . |
21,871 | private void prepareTokenFile ( final String user , final Credentials credentials , final File tokenFile , final Logger logger ) throws IOException { writeCredentialsToFile ( credentials , tokenFile , logger ) ; try { assignPermissions ( user , tokenFile , logger ) ; } catch ( final IOException e ) { tokenFile . delete... | Prepare token file . Writes credentials to a token file and sets appropriate permissions to keep the file secure |
21,872 | private void assignPermissions ( final String user , final File tokenFile , final Logger logger ) throws IOException { final List < String > changePermissionsCommand = Arrays . asList ( CHMOD , TOKEN_FILE_PERMISSIONS , tokenFile . getAbsolutePath ( ) ) ; int result = this . executeAsUser . execute ( System . getPropert... | Uses execute - as - user binary to reassign file permissions to be readable only by that user . |
21,873 | private IMetaStoreClient createRetryingMetaStoreClient ( final HiveConf hiveConf ) throws MetaException { final HiveMetaHookLoader hookLoader = new HiveMetaHookLoader ( ) { public HiveMetaHook getHook ( final Table tbl ) throws MetaException { if ( tbl == null ) { return null ; } try { final HiveStorageHandler storageH... | Method to create a metastore client that retries on failures |
21,874 | Driver provideHiveDriver ( ) { HiveConf hiveConf = provideHiveConf ( ) ; SessionState . start ( hiveConf ) ; return new Driver ( hiveConf ) ; } | Return a Driver that s connected to the real honest - to - goodness Hive |
21,875 | private void shutdown ( final Map < String , Object > respMap ) { try { logger . warn ( "Shutting down executor..." ) ; setActiveInternal ( false ) ; this . application . shutdown ( ) ; respMap . put ( ConnectorParams . STATUS_PARAM , ConnectorParams . RESPONSE_SUCCESS ) ; } catch ( final Exception e ) { logger . error... | Prepare the executor for shutdown . |
21,876 | public long getLastInsertId ( ) throws SQLException { long num = - 1 ; try { num = ( ( Number ) this . queryRunner . query ( this . conn , "SELECT LAST_INSERT_ID();" , new ScalarHandler < > ( 1 ) ) ) . longValue ( ) ; } catch ( final SQLException ex ) { logger . error ( "can not get last insertion ID" ) ; throw ex ; } ... | returns the last id from a previous insert statement . Note that last insert and this operation should use the same connection . |
21,877 | protected void logJobProperties ( ) { if ( this . jobProps != null && this . jobProps . getBoolean ( JOB_DUMP_PROPERTIES_IN_LOG , false ) ) { try { final Map < String , String > flattenedProps = this . jobProps . getFlattened ( ) ; this . info ( "****** Job properties ******" ) ; this . info ( String . format ( "- ... | prints the current Job props to the Job log . |
21,878 | public File [ ] initPropsFiles ( ) { final File [ ] files = new File [ 2 ] ; files [ 0 ] = createFlattenedPropsFile ( this . cwd ) ; this . jobProps . put ( ENV_PREFIX + JOB_PROP_ENV , files [ 0 ] . getAbsolutePath ( ) ) ; this . jobProps . put ( ENV_PREFIX + JOB_NAME_ENV , getId ( ) ) ; files [ 1 ] = createOutputProps... | initialize temporary and final property file |
21,879 | public Map < String , String > getEnvironmentVariables ( ) { final Props props = getJobProps ( ) ; final Map < String , String > envMap = props . getMapByPrefix ( ENV_PREFIX ) ; return envMap ; } | Get Environment Variables from the Job Properties Table |
21,880 | public String getWorkingDirectory ( ) { final String workingDir = getJobProps ( ) . getString ( WORKING_DIR , this . jobPath ) ; return Utils . ifNull ( workingDir , "" ) ; } | Get Working Directory from Job Properties when it is presented . Otherwise the working directory is the jobPath |
21,881 | < T > T callForJsonType ( final String host , final int port , final String path , final List < Pair < String , String > > paramList , final Class < T > valueType ) throws IOException { final String responseString = callForJsonString ( host , port , path , paramList ) ; if ( null == responseString || responseString . l... | Call executor and parse the JSON response as an instance of the class given as an argument . |
21,882 | public static void hideUploadButtonWhenNeeded ( final Page page , final Session session , final UserManager userManager , final Boolean lockdownUploadProjects ) { final User user = session . getUser ( ) ; if ( lockdownUploadProjects && ! UserUtils . hasPermissionforAction ( userManager , user , Permission . Type . UPLO... | Method hides the upload button for regular users from relevant pages when the property lockdown . upload . projects is set . The button is displayed for admin users and users with upload permissions . |
21,883 | public String createSlaMessage ( final ExecutableFlow flow ) { final int execId = flow . getExecutionId ( ) ; final String durationStr = durationToString ( this . duration ) ; switch ( this . type . getComponent ( ) ) { case FLOW : final String basicinfo = "SLA Alert: Your flow " + this . flowName + " failed to " + thi... | Construct the message for the SLA . |
21,884 | public void cleanupProjectArtifacts ( final int projectId ) { if ( ! isCleanupPermitted ( ) ) { return ; } final Set < String > allResourceIds = findResourceIdsToDelete ( projectId ) ; if ( allResourceIds . size ( ) == 0 ) { return ; } log . warn ( String . format ( "Deleting project artifacts [id: %d]: %s" , projectId... | Remove all but last N artifacts as configured by AZKABAN_STORAGE_ARTIFACT_MAX_RETENTION |
21,885 | private boolean delete ( final String resourceId ) { final boolean isDeleted = this . storage . delete ( resourceId ) && removeDbEntry ( resourceId ) ; if ( ! isDeleted ) { log . info ( "Failed to delete resourceId: " + resourceId ) ; } return isDeleted ; } | Main Delete Utility . |
21,886 | protected boolean tieBreak ( final T object1 , final T object2 ) { if ( null == object2 ) { return true ; } if ( null == object1 ) { return false ; } return object1 . hashCode ( ) >= object2 . hashCode ( ) ; } | tieBreak method which will kick in when the comparator list generated an equality result for both sides . the tieBreak method will try best to make sure a stable result is returned . |
21,887 | protected void registerFactorComparator ( final FactorComparator < T > comparator ) { if ( null == comparator || Integer . MAX_VALUE - this . getTotalWeight ( ) < comparator . getWeight ( ) ) { throw new IllegalArgumentException ( "unable to register comparator." + " The passed comparator is null or has an invalid weig... | function to register a factorComparator to the internal Map for future reference . |
21,888 | public int getTotalWeight ( ) { int totalWeight = 0 ; final Collection < FactorComparator < T > > allValues = this . factorComparatorList . values ( ) ; for ( final FactorComparator < T > item : allValues ) { if ( item != null ) { totalWeight += item . getWeight ( ) ; } } return totalWeight ; } | function returns the total weight of the registered comparators . |
21,889 | private List < Object > getFilePreviews ( final String [ ] fileList , final String locationFull , final IStreamProvider streamProvider , final boolean renderResultsAsHtml ) { final List < Object > files = new ArrayList < > ( ) ; InputStream csvInputStream = null ; try { for ( final String fileName : fileList ) { final ... | Returns a list of file Objects that contain a name property with the file name a content property with the lines in the file and a hasMore property if the file contains more than NUM_PREVIEW_ROWS lines . |
21,890 | public synchronized boolean pauseJobIfPresent ( final String jobName , final String groupName ) throws SchedulerException { if ( ifJobExist ( jobName , groupName ) ) { this . scheduler . pauseJob ( new JobKey ( jobName , groupName ) ) ; return true ; } else { return false ; } } | Pause a job if it s present . |
21,891 | public synchronized boolean isJobPaused ( final String jobName , final String groupName ) throws SchedulerException { if ( ! ifJobExist ( jobName , groupName ) ) { throw new SchedulerException ( String . format ( "Job (job name %s, group name %s) doesn't " + "exist'" , jobName , groupName ) ) ; } final JobKey jobKey = ... | Check if job is paused . |
21,892 | public synchronized boolean unscheduleJob ( final String jobName , final String groupName ) throws SchedulerException { return this . scheduler . deleteJob ( new JobKey ( jobName , groupName ) ) ; } | Unschedule a job . |
21,893 | public synchronized boolean scheduleJobIfAbsent ( final String cronExpression , final QuartzJobDescription jobDescription ) throws SchedulerException { requireNonNull ( jobDescription , "jobDescription is null" ) ; if ( ifJobExist ( jobDescription . getJobName ( ) , jobDescription . getGroupName ( ) ) ) { logger . warn... | Only cron schedule register is supported . Since register might be called when concurrently uploading projects so synchronized is added to ensure thread safety . |
21,894 | private void getFlowsHelper ( final ArrayList < ExecutableFlow > flows , final Collection < Pair < ExecutionReference , ExecutableFlow > > collection ) { collection . stream ( ) . forEach ( ref -> flows . add ( ref . getSecond ( ) ) ) ; } | Helper method to get all flows from collection . |
21,895 | public List < Integer > getQueuedFlowIds ( ) { final List < Integer > allIds = new ArrayList < > ( ) ; try { getExecutionIdsHelper ( allIds , this . executorLoader . fetchQueuedFlows ( ) ) ; } catch ( final ExecutorManagerException e ) { this . logger . error ( "Failed to get queued flow ids." , e ) ; } return allIds ;... | Get execution ids of all non - dispatched flows from database . |
21,896 | public Collection < TriggerInstance > getRecentlyFinished ( final int limit ) { final String query = String . format ( SELECT_RECENTLY_FINISHED , limit ) ; try { return this . dbOperator . query ( query , new TriggerInstanceHandler ( SORT_MODE . SORT_ON_START_TIME_ASC ) ) ; } catch ( final SQLException ex ) { handleSQL... | Retrieve recently finished trigger instances but flow trigger properties are not populated into the returned trigger instances for efficiency . Flow trigger properties will be retrieved only on request time . |
21,897 | public TriggerInstance getTriggerInstanceByFlowExecId ( final int flowExecId ) { if ( flowExecId == Constants . FAILED_EXEC_ID || flowExecId == Constants . UNASSIGNED_EXEC_ID ) { return null ; } TriggerInstance triggerInstance = null ; try { final Collection < TriggerInstance > res = this . dbOperator . query ( SELECT_... | Retrieve a trigger instance given a flow execution id . Flow trigger properties will also be populated into the returned trigger instance . If flow exec id is - 1 or - 2 then null will be returned . |
21,898 | public TriggerInstance getTriggerInstanceById ( final String triggerInstanceId ) { TriggerInstance triggerInstance = null ; try { final Collection < TriggerInstance > res = this . dbOperator . query ( SELECT_EXECUTIONS_BY_INSTANCE_ID , new TriggerInstanceHandler ( SORT_MODE . SORT_ON_START_TIME_ASC ) , triggerInstanceI... | Retrieve a trigger instance given an instance id . Flow trigger properties will also be populated into the returned trigger instance . |
21,899 | private static IPropertiesValidator getValidator ( GobblinPresets preset ) { Objects . requireNonNull ( preset ) ; switch ( preset ) { case MYSQL_TO_HDFS : return new MySqlToHdfsValidator ( ) ; case HDFS_TO_MYSQL : return new HdfsToMySqlValidator ( ) ; default : throw new UnsupportedOperationException ( "Preset " + pre... | Factory method that provides IPropertiesValidator based on preset in runtime . Using factory method pattern as it is expected to grow . |
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