Examples with Stop org.wso2.carbon.humantask.core.engine.commands.Stop used on opensource projects

Example 1 with Stop

use of org.wso2.carbon.humantask.core.engine.commands.Stop in project siddhi by wso2.

the class SiddhiDebuggerClient method start.

/**
 * Start the {@link SiddhiDebuggerClient} and configure the breakpoints.
 *
 * @param siddhiApp the Siddhi query
 * @param input         the user input as a whole text
 */
public void start(final String siddhiApp, String input) {
    SiddhiManager siddhiManager = new SiddhiManager();
    info("Deploying the siddhi app");
    final SiddhiAppRuntime siddhiAppRuntime = siddhiManager.createSiddhiAppRuntime(siddhiApp);
    // Add callbacks for all the streams
    final Set<String> streamNames = SiddhiCompiler.parse(siddhiApp).getStreamDefinitionMap().keySet();
    for (String streamName : streamNames) {
        final String stream = streamName;
        siddhiAppRuntime.addCallback(stream, new StreamCallback() {

            @Override
            public void receive(Event[] events) {
                info("@Receive: Stream: " + stream + ", Event: " + Arrays.deepToString(events));
            }
        });
    }
    SiddhiDebugger siddhiDebugger = siddhiAppRuntime.debug();
    final InputFeeder inputFeeder = new InputFeeder(siddhiAppRuntime, input);
    System.out.println("Configure the breakpoints.\nYou can use the following commands:\n - " + ADD_BREAKPOINT + "<query name>:<IN/OUT>\n - " + REMOVE_BREAKPOINT + "<query name>:<IN/OUT>\n - " + START + "\n - " + STOP);
    printNextLine();
    final Scanner scanner = new Scanner(System.in, "UTF-8");
    while (scanner.hasNextLine()) {
        String userInput = scanner.nextLine().trim();
        String command = userInput.toLowerCase();
        if (command.startsWith(ADD_BREAKPOINT)) {
            if (!command.contains(QUERY_DELIMITER)) {
                error("Invalid add query. The query must be " + ADD_BREAKPOINT + "<query " + "name>:<IN/OUT>. Please try again");
                printNextLine();
                continue;
            }
            String[] components = userInput.substring(ADD_BREAKPOINT.length(), userInput.length()).split(QUERY_DELIMITER);
            String queryName = components[0];
            String terminal = components[1].toLowerCase();
            if (IN.equals(terminal)) {
                siddhiDebugger.acquireBreakPoint(queryName, SiddhiDebugger.QueryTerminal.IN);
                info("Added a breakpoint at the IN terminal of " + queryName);
                printNextLine();
            } else if (OUT.equals(terminal)) {
                siddhiDebugger.acquireBreakPoint(queryName, SiddhiDebugger.QueryTerminal.OUT);
                info("Added a breakpoint at the OUT terminal of " + queryName);
                printNextLine();
            } else {
                error("The terminal must be either IN or OUT but found: " + terminal.toUpperCase() + ". Please try again");
                printNextLine();
            }
        } else if (command.startsWith(REMOVE_BREAKPOINT)) {
            if (!command.contains(QUERY_DELIMITER)) {
                error("Invalid add query. The query must be " + REMOVE_BREAKPOINT + "<query " + "name>:<IN/OUT>. Please try again");
                printNextLine();
                continue;
            }
            String[] components = command.substring(ADD_BREAKPOINT.length(), command.length()).split(QUERY_DELIMITER);
            String queryName = components[0];
            String terminal = components[1];
            if (IN.equals(terminal)) {
                siddhiDebugger.releaseBreakPoint(queryName, SiddhiDebugger.QueryTerminal.IN);
                info("Removed the breakpoint at the IN terminal of " + queryName);
                printNextLine();
            } else if (OUT.equals(terminal)) {
                siddhiDebugger.releaseBreakPoint(queryName, SiddhiDebugger.QueryTerminal.OUT);
                info("Removed the breakpoint at the OUT terminal of " + queryName);
                printNextLine();
            } else {
                error("The terminal must be either IN or OUT but found: " + terminal.toUpperCase());
                printNextLine();
            }
        } else if (STOP.equals(command)) {
            inputFeeder.stop();
            siddhiAppRuntime.shutdown();
            break;
        } else if (START.equals(command)) {
            inputFeeder.start();
            info("Siddhi Debugger starts sending input to Siddhi");
            System.out.println("You can use the following commands:\n - " + NEXT + "\n - " + PLAY + "\n - " + STATE + ":<query name>\n - " + STOP);
            break;
        } else {
            error("Invalid command: " + command);
            printNextLine();
        }
    }
    siddhiDebugger.setDebuggerCallback(new SiddhiDebuggerCallback() {

        @Override
        public void debugEvent(ComplexEvent event, String queryName, SiddhiDebugger.QueryTerminal queryTerminal, SiddhiDebugger debugger) {
            info("@Debug: Query: " + queryName + ", Terminal: " + queryTerminal + ", Event: " + event);
            printNextLine();
            while (scanner.hasNextLine()) {
                String command = scanner.nextLine().trim().toLowerCase();
                if (STOP.equals(command)) {
                    debugger.releaseAllBreakPoints();
                    debugger.play();
                    inputFeeder.stop();
                    siddhiAppRuntime.shutdown();
                    break;
                } else if (NEXT.equals(command)) {
                    debugger.next();
                    break;
                } else if (PLAY.equals(command)) {
                    debugger.play();
                    break;
                } else if (command.startsWith(STATE)) {
                    if (!command.contains(QUERY_DELIMITER)) {
                        error("Invalid get state request. The query must be " + STATE + ":<query " + "name>. Please try again");
                        printNextLine();
                        continue;
                    }
                    String[] components = command.split(QUERY_DELIMITER);
                    String requestQueryName = components[1];
                    Map<String, Object> state = debugger.getQueryState(requestQueryName.trim());
                    System.out.println("Query '" + requestQueryName + "' state : ");
                    for (Map.Entry<String, Object> entry : state.entrySet()) {
                        System.out.println("    '" + entry.getKey() + "' : " + entry.getValue());
                    }
                    printNextLine();
                    continue;
                } else {
                    error("Invalid command: " + command);
                    printNextLine();
                }
            }
        }
    });
    inputFeeder.join();
    if (inputFeeder.isRunning()) {
        info("Input feeder has sopped sending all inputs. If you want to stop the execution, use " + "the STOP command");
        printNextLine();
        while (scanner.hasNextLine()) {
            String command = scanner.nextLine().trim().toLowerCase();
            if (STOP.equals(command)) {
                inputFeeder.stop();
                siddhiAppRuntime.shutdown();
                break;
            } else {
                error("Invalid command: " + command);
                printNextLine();
            }
        }
    }
    scanner.close();
    info("Siddhi Debugger is stopped successfully");
}

Example 2 with Stop

use of org.wso2.carbon.humantask.core.engine.commands.Stop in project carbon-apimgt by wso2.

the class PolicyDAOImplIT method testGetSubscriptionPolicies.

@Test(description = "Get Subscription Policies")
public void testGetSubscriptionPolicies() throws Exception {
    SubscriptionPolicy policy = SampleTestObjectCreator.createDefaultSubscriptionPolicy();
    SubscriptionPolicy policy2 = SampleTestObjectCreator.createSubscriptionPolicyWithBandwithLimit();
    // policy 1 has following 2 true. checking for fault scenario from policy2
    policy2.setStopOnQuotaReach(false);
    policy2.setDeployed(false);
    PolicyDAO policyDAO = DAOFactory.getPolicyDAO();
    // add policy
    policyDAO.addSubscriptionPolicy(policy);
    policyDAO.addSubscriptionPolicy(policy2);
    List<SubscriptionPolicy> policyList = policyDAO.getSubscriptionPolicies();
    Assert.assertNotNull(policyList);
    SubscriptionPolicy retrievedPolicy = null;
    SubscriptionPolicy retrievedPolicy2 = null;
    // there are defaut policies already there
    for (Iterator iterator = policyList.iterator(); iterator.hasNext(); ) {
        SubscriptionPolicy subscriptionPolicy = (SubscriptionPolicy) iterator.next();
        if (subscriptionPolicy.getPolicyName().equals(policy.getPolicyName())) {
            retrievedPolicy = policy;
        }
        if (subscriptionPolicy.getPolicyName().equals(policy2.getPolicyName())) {
            retrievedPolicy2 = policy2;
        }
    }
    Assert.assertNotNull(retrievedPolicy, "Policy " + policy.getPolicyName() + " not in DB");
    Assert.assertNotNull(retrievedPolicy2, "Policy " + policy2.getPolicyName() + " not in DB");
    Assert.assertEquals(retrievedPolicy.getPolicyName(), policy.getPolicyName(), "Subscription policy name mismatch");
    Assert.assertEquals(retrievedPolicy.getDisplayName(), policy.getDisplayName(), "Subscription policy display name mismatch");
    Assert.assertEquals(retrievedPolicy.getDescription(), policy.getDescription(), "Subscription policy description mismatch");
    Assert.assertEquals(retrievedPolicy.isDeployed(), policy.isDeployed(), "Subscription policy isDeployed mismatch");
    Assert.assertEquals(retrievedPolicy.getRateLimitCount(), policy.getRateLimitCount(), "Subscription policy rate limit mismatch");
    Assert.assertEquals(retrievedPolicy.getRateLimitTimeUnit(), policy.getRateLimitTimeUnit(), "Subscription policy rate limit mismatch");
    Assert.assertEquals(retrievedPolicy.isStopOnQuotaReach(), policy.isStopOnQuotaReach(), "Subscription policy stop on quota reach mismatch");
    Assert.assertEquals(retrievedPolicy.getCustomAttributes(), policy.getCustomAttributes(), "Subscription policy custom attribute mismatch");
    Assert.assertEquals(retrievedPolicy.getDefaultQuotaPolicy().getType(), policy.getDefaultQuotaPolicy().getType(), "Subscription policy default quota type mismatch");
    RequestCountLimit limitRetrieved = (RequestCountLimit) retrievedPolicy.getDefaultQuotaPolicy().getLimit();
    RequestCountLimit policyLimit = (RequestCountLimit) policy.getDefaultQuotaPolicy().getLimit();
    Assert.assertEquals(limitRetrieved.getRequestCount(), policyLimit.getRequestCount(), "Subscription policy default quota count mismatch");
    Assert.assertEquals(limitRetrieved.getTimeUnit(), policyLimit.getTimeUnit(), "Subscription policy default quota time unit mismatch");
    Assert.assertEquals(limitRetrieved.getUnitTime(), policyLimit.getUnitTime(), "Subscription policy default quota unit time mismatch");
    // check policy related properties for policy 2
    Assert.assertEquals(retrievedPolicy2.getPolicyName(), policy2.getPolicyName(), "Subscription policy name mismatch");
    Assert.assertEquals(retrievedPolicy2.getDisplayName(), policy2.getDisplayName(), "Subscription policy display name mismatch");
    Assert.assertEquals(retrievedPolicy2.getDescription(), policy2.getDescription(), "Subscription policy description mismatch");
    Assert.assertEquals(retrievedPolicy2.isDeployed(), policy2.isDeployed(), "Subscription policy isDeployed mismatch");
    Assert.assertEquals(retrievedPolicy2.getRateLimitCount(), policy2.getRateLimitCount(), "Subscription policy rate limit mismatch");
    Assert.assertEquals(retrievedPolicy2.getRateLimitTimeUnit(), policy2.getRateLimitTimeUnit(), "Subscription policy rate limit mismatch");
    Assert.assertEquals(retrievedPolicy2.isStopOnQuotaReach(), policy2.isStopOnQuotaReach(), "Subscription policy stop on quota reach mismatch");
    Assert.assertEquals(retrievedPolicy2.getCustomAttributes(), policy2.getCustomAttributes(), "Subscription policy custom attribute mismatch");
    Assert.assertEquals(retrievedPolicy2.getDefaultQuotaPolicy().getType(), policy2.getDefaultQuotaPolicy().getType(), "Subscription policy default quota type mismatch");
    BandwidthLimit limitRetrieved2 = (BandwidthLimit) retrievedPolicy2.getDefaultQuotaPolicy().getLimit();
    BandwidthLimit policyLimit2 = (BandwidthLimit) policy2.getDefaultQuotaPolicy().getLimit();
    Assert.assertEquals(limitRetrieved2.getDataAmount(), policyLimit2.getDataAmount(), "Subscription policy default quota data amount mismatch");
    Assert.assertEquals(limitRetrieved2.getDataUnit(), policyLimit2.getDataUnit(), "Subscription policy default quota data amount mismatch");
    Assert.assertEquals(limitRetrieved2.getTimeUnit(), policyLimit2.getTimeUnit(), "Subscription policy default quota time unit mismatch");
    Assert.assertEquals(limitRetrieved2.getUnitTime(), policyLimit2.getUnitTime(), "Subscription policy default quota unit time mismatch");
}

Example 3 with Stop

use of org.wso2.carbon.humantask.core.engine.commands.Stop in project carbon-apimgt by wso2.

the class PolicyDAOImplIT method testGetSubscriptionPolicyByUUIDandName.

@Test(description = "Get Subscription Policy by Name and UUID")
public void testGetSubscriptionPolicyByUUIDandName() throws Exception {
    SubscriptionPolicy policy = SampleTestObjectCreator.createDefaultSubscriptionPolicy();
    PolicyDAO policyDAO = DAOFactory.getPolicyDAO();
    // add policy
    policyDAO.addSubscriptionPolicy(policy);
    SubscriptionPolicy retrievedPolicy = policyDAO.getSubscriptionPolicy(policy.getPolicyName());
    Assert.assertNotNull(retrievedPolicy);
    Assert.assertEquals(retrievedPolicy.getPolicyName(), policy.getPolicyName(), "Subscription policy name mismatch");
    Assert.assertEquals(retrievedPolicy.getDisplayName(), policy.getDisplayName(), "Subscription policy display name mismatch");
    Assert.assertEquals(retrievedPolicy.getDescription(), policy.getDescription(), "Subscription policy description mismatch");
    Assert.assertEquals(retrievedPolicy.isDeployed(), policy.isDeployed(), "Subscription policy isDeployed mismatch");
    Assert.assertEquals(retrievedPolicy.getRateLimitCount(), policy.getRateLimitCount(), "Subscription policy rate limit mismatch");
    Assert.assertEquals(retrievedPolicy.getRateLimitTimeUnit(), policy.getRateLimitTimeUnit(), "Subscription policy rate limit mismatch");
    Assert.assertEquals(retrievedPolicy.isStopOnQuotaReach(), policy.isStopOnQuotaReach(), "Subscription policy stop on quota reach mismatch");
    Assert.assertEquals(retrievedPolicy.getCustomAttributes(), policy.getCustomAttributes(), "Subscription policy custom attribute mismatch");
    Assert.assertEquals(retrievedPolicy.getDefaultQuotaPolicy().getType(), policy.getDefaultQuotaPolicy().getType(), "Subscription policy default quota type mismatch");
    RequestCountLimit limitRetrieved = (RequestCountLimit) retrievedPolicy.getDefaultQuotaPolicy().getLimit();
    RequestCountLimit policyLimit = (RequestCountLimit) policy.getDefaultQuotaPolicy().getLimit();
    Assert.assertEquals(limitRetrieved.getRequestCount(), policyLimit.getRequestCount(), "Subscription policy default quota count mismatch");
    Assert.assertEquals(limitRetrieved.getTimeUnit(), policyLimit.getTimeUnit(), "Subscription policy default quota time unit mismatch");
    Assert.assertEquals(limitRetrieved.getUnitTime(), policyLimit.getUnitTime(), "Subscription policy default quota unit time mismatch");
    // get the UUID of the created policy. since this value is generated in the code, we use previously retrieved
    // policy to get the uuid and again query the policy
    String uuid = retrievedPolicy.getUuid();
    retrievedPolicy = policyDAO.getSubscriptionPolicyByUuid(uuid);
    Assert.assertNotNull(retrievedPolicy);
    Assert.assertEquals(retrievedPolicy.getPolicyName(), policy.getPolicyName(), "Subscription policy name mismatch");
    Assert.assertEquals(retrievedPolicy.getDisplayName(), policy.getDisplayName(), "Subscription policy display name mismatch");
    Assert.assertEquals(retrievedPolicy.getDescription(), policy.getDescription(), "Subscription policy description mismatch");
    Assert.assertEquals(retrievedPolicy.isDeployed(), policy.isDeployed(), "Subscription policy isDeployed mismatch");
    Assert.assertEquals(retrievedPolicy.getRateLimitCount(), policy.getRateLimitCount(), "Subscription policy rate limit mismatch");
    Assert.assertEquals(retrievedPolicy.getRateLimitTimeUnit(), policy.getRateLimitTimeUnit(), "Subscription policy rate limit mismatch");
    Assert.assertEquals(retrievedPolicy.isStopOnQuotaReach(), policy.isStopOnQuotaReach(), "Subscription policy stop on quota reach mismatch");
    Assert.assertEquals(retrievedPolicy.getCustomAttributes(), policy.getCustomAttributes(), "Subscription policy custom attribute mismatch");
    Assert.assertEquals(retrievedPolicy.getDefaultQuotaPolicy().getType(), policy.getDefaultQuotaPolicy().getType(), "Subscription policy default quota type mismatch");
    limitRetrieved = (RequestCountLimit) retrievedPolicy.getDefaultQuotaPolicy().getLimit();
    policyLimit = (RequestCountLimit) policy.getDefaultQuotaPolicy().getLimit();
    Assert.assertEquals(limitRetrieved.getRequestCount(), policyLimit.getRequestCount(), "Subscription policy default quota count mismatch");
    Assert.assertEquals(limitRetrieved.getTimeUnit(), policyLimit.getTimeUnit(), "Subscription policy default quota time unit mismatch");
    Assert.assertEquals(limitRetrieved.getUnitTime(), policyLimit.getUnitTime(), "Subscription policy default quota unit time mismatch");
}

Example 4 with Stop

use of org.wso2.carbon.humantask.core.engine.commands.Stop in project wso2-synapse by wso2.

the class VFSTransportListener method scanFileOrDirectory.

/**
 * Search for files that match the given regex pattern and create a list
 * Then process each of these files and update the status of the scan on
 * the poll table
 * @param entry the poll table entry for the scan
 * @param fileURI the file or directory to be scanned
 */
private void scanFileOrDirectory(final PollTableEntry entry, String fileURI) {
    if (log.isDebugEnabled()) {
        log.debug("Polling: " + VFSUtils.maskURLPassword(fileURI));
    }
    if (entry.isClusterAware()) {
        boolean leader = true;
        ClusteringAgent agent = getConfigurationContext().getAxisConfiguration().getClusteringAgent();
        if (agent != null && agent.getParameter("domain") != null) {
            // hazelcast clustering instance name
            String hazelcastInstanceName = agent.getParameter("domain").getValue() + ".instance";
            HazelcastInstance instance = Hazelcast.getHazelcastInstanceByName(hazelcastInstanceName);
            if (instance != null) {
                // dirty leader election
                leader = instance.getCluster().getMembers().iterator().next().localMember();
            } else {
                log.warn("Clustering error, running the polling task in this node");
            }
        } else {
            log.warn("Although proxy is cluster aware, clustering config are not present, hence running the" + " the polling task in this node");
        }
        if (!leader) {
            if (log.isDebugEnabled()) {
                log.debug("This Member is not the leader");
            }
            entry.setLastPollState(PollTableEntry.NONE);
            long now = System.currentTimeMillis();
            entry.setLastPollTime(now);
            entry.setNextPollTime(now + entry.getPollInterval());
            onPollCompletion(entry);
            return;
        }
        if (log.isDebugEnabled()) {
            log.debug("This Member is the leader");
        }
    }
    FileSystemOptions fso = null;
    setFileSystemClosed(false);
    try {
        fso = VFSUtils.attachFileSystemOptions(entry.getVfsSchemeProperties(), fsManager);
    } catch (Exception e) {
        log.error("Error while attaching VFS file system properties. " + e.getMessage());
    }
    FileObject fileObject = null;
    // TODO : Trying to make the correct URL out of the malformed one.
    if (fileURI.contains("vfs:")) {
        fileURI = fileURI.substring(fileURI.indexOf("vfs:") + 4);
    }
    if (log.isDebugEnabled()) {
        log.debug("Scanning directory or file : " + VFSUtils.maskURLPassword(fileURI));
    }
    boolean wasError = true;
    int retryCount = 0;
    int maxRetryCount = entry.getMaxRetryCount();
    long reconnectionTimeout = entry.getReconnectTimeout();
    while (wasError) {
        try {
            retryCount++;
            fileObject = fsManager.resolveFile(fileURI, fso);
            if (fileObject == null) {
                log.error("fileObject is null");
                throw new FileSystemException("fileObject is null");
            }
            wasError = false;
        } catch (FileSystemException e) {
            if (retryCount >= maxRetryCount) {
                processFailure("Repeatedly failed to resolve the file URI: " + VFSUtils.maskURLPassword(fileURI), e, entry);
                closeFileSystem(fileObject);
                return;
            } else {
                log.warn("Failed to resolve the file URI: " + VFSUtils.maskURLPassword(fileURI) + ", in attempt " + retryCount + ", " + e.getMessage() + " Retrying in " + reconnectionTimeout + " milliseconds.");
            }
        }
        if (wasError) {
            try {
                Thread.sleep(reconnectionTimeout);
            } catch (InterruptedException e2) {
                log.error("Thread was interrupted while waiting to reconnect.", e2);
            }
        }
    }
    try {
        if (fileObject.exists() && fileObject.isReadable()) {
            entry.setLastPollState(PollTableEntry.NONE);
            FileObject[] children = null;
            try {
                children = fileObject.getChildren();
            } catch (FileNotFolderException ignored) {
            } catch (FileSystemException ex) {
                log.error(ex.getMessage(), ex);
            }
            // if this is a file that would translate to a single message
            if (children == null || children.length == 0) {
                boolean isFailedRecord = false;
                if (entry.getMoveAfterMoveFailure() != null) {
                    isFailedRecord = isFailedRecord(fileObject, entry);
                }
                if (fileObject.getType() == FileType.FILE && !isFailedRecord) {
                    boolean runPostProcess = true;
                    if (!entry.isFileLockingEnabled() || (entry.isFileLockingEnabled() && acquireLock(fsManager, fileObject, entry, fso, true))) {
                        try {
                            if (fileObject.getType() == FileType.FILE) {
                                processFile(entry, fileObject);
                                entry.setLastPollState(PollTableEntry.SUCCSESSFUL);
                                metrics.incrementMessagesReceived();
                            } else {
                                runPostProcess = false;
                            }
                        } catch (AxisFault e) {
                            if (e.getCause() instanceof FileNotFoundException) {
                                log.warn("Error processing File URI : " + VFSUtils.maskURLPassword(fileObject.getName().toString()) + ". This can be due to file moved from another process.");
                                runPostProcess = false;
                            } else {
                                logException("Error processing File URI : " + VFSUtils.maskURLPassword(fileObject.getName().getURI()), e);
                                entry.setLastPollState(PollTableEntry.FAILED);
                                metrics.incrementFaultsReceiving();
                            }
                        }
                        if (runPostProcess) {
                            try {
                                moveOrDeleteAfterProcessing(entry, fileObject, fso);
                            } catch (AxisFault axisFault) {
                                logException("File object '" + VFSUtils.maskURLPassword(fileObject.getURL().toString()) + "' " + "cloud not be moved", axisFault);
                                entry.setLastPollState(PollTableEntry.FAILED);
                                String timeStamp = VFSUtils.getSystemTime(entry.getFailedRecordTimestampFormat());
                                addFailedRecord(entry, fileObject, timeStamp);
                            }
                        }
                        if (entry.isFileLockingEnabled()) {
                            VFSUtils.releaseLock(fsManager, fileObject, fso);
                            if (log.isDebugEnabled()) {
                                log.debug("Removed the lock file '" + VFSUtils.maskURLPassword(fileObject.toString()) + ".lock' of the file '" + VFSUtils.maskURLPassword(fileObject.toString()));
                            }
                        }
                    } else if (log.isDebugEnabled()) {
                        log.debug("Couldn't get the lock for processing the file : " + VFSUtils.maskURLPassword(fileObject.getName().getURI()));
                    } else if (isFailedRecord) {
                        if (entry.isFileLockingEnabled()) {
                            VFSUtils.releaseLock(fsManager, fileObject, fso);
                        }
                        // schedule a cleanup task if the file is there
                        if (fsManager.resolveFile(fileObject.getURL().toString(), fso) != null && removeTaskState == STATE_STOPPED && entry.getMoveAfterMoveFailure() != null) {
                            workerPool.execute(new FileRemoveTask(entry, fileObject, fso));
                        }
                        if (log.isDebugEnabled()) {
                            log.debug("File '" + VFSUtils.maskURLPassword(fileObject.getURL().toString()) + "' has been marked as a failed" + " record, it will not process");
                        }
                    }
                }
            } else {
                int failCount = 0;
                int successCount = 0;
                int processCount = 0;
                Integer iFileProcessingInterval = entry.getFileProcessingInterval();
                Integer iFileProcessingCount = entry.getFileProcessingCount();
                if (log.isDebugEnabled()) {
                    log.debug("File name pattern : " + entry.getFileNamePattern());
                }
                // Sort the files
                String strSortParam = entry.getFileSortParam();
                if (strSortParam != null) {
                    log.debug("Start Sorting the files.");
                    boolean bSortOrderAsscending = entry.isFileSortAscending();
                    if (log.isDebugEnabled()) {
                        log.debug("Sorting the files by : " + strSortParam + ". (" + bSortOrderAsscending + ")");
                    }
                    if (strSortParam.equals(VFSConstants.FILE_SORT_VALUE_NAME) && bSortOrderAsscending) {
                        Arrays.sort(children, new FileNameAscComparator());
                    } else if (strSortParam.equals(VFSConstants.FILE_SORT_VALUE_NAME) && !bSortOrderAsscending) {
                        Arrays.sort(children, new FileNameDesComparator());
                    } else if (strSortParam.equals(VFSConstants.FILE_SORT_VALUE_SIZE) && bSortOrderAsscending) {
                        Arrays.sort(children, new FileSizeAscComparator());
                    } else if (strSortParam.equals(VFSConstants.FILE_SORT_VALUE_SIZE) && !bSortOrderAsscending) {
                        Arrays.sort(children, new FileSizeDesComparator());
                    } else if (strSortParam.equals(VFSConstants.FILE_SORT_VALUE_LASTMODIFIEDTIMESTAMP) && bSortOrderAsscending) {
                        Arrays.sort(children, new FileLastmodifiedtimestampAscComparator());
                    } else if (strSortParam.equals(VFSConstants.FILE_SORT_VALUE_LASTMODIFIEDTIMESTAMP) && !bSortOrderAsscending) {
                        Arrays.sort(children, new FileLastmodifiedtimestampDesComparator());
                    }
                    log.debug("End Sorting the files.");
                }
                for (FileObject child : children) {
                    // Stop processing when service get undeployed
                    if (state != BaseConstants.STARTED || !entry.getService().isActive()) {
                        return;
                    }
                    /**
                     * Before starting to process another file, see whether the proxy is stopped or not.
                     */
                    if (entry.isCanceled()) {
                        break;
                    }
                    // skipping *.lock file
                    if (child.getName().getBaseName().endsWith(".lock")) {
                        continue;
                    }
                    // skipping subfolders
                    if (child.getType() != FileType.FILE) {
                        continue;
                    }
                    // skipping files depending on size limitation
                    if (entry.getFileSizeLimit() >= 0 && child.getContent().getSize() > entry.getFileSizeLimit()) {
                        if (log.isDebugEnabled()) {
                            log.debug("Ignoring file - " + child.getName().getBaseName() + " size - " + child.getContent().getSize() + " since it exceeds file size limit - " + entry.getFileSizeLimit());
                        }
                        continue;
                    }
                    boolean isFailedRecord = false;
                    if (entry.getMoveAfterMoveFailure() != null) {
                        isFailedRecord = isFailedRecord(child, entry);
                    }
                    if (entry.getFileNamePattern() != null && child.getName().getBaseName().matches(entry.getFileNamePattern())) {
                        // now we try to get the lock and process
                        if (log.isDebugEnabled()) {
                            log.debug("Matching file : " + child.getName().getBaseName());
                        }
                        boolean runPostProcess = true;
                        if ((!entry.isFileLockingEnabled() || (entry.isFileLockingEnabled() && VFSUtils.acquireLock(fsManager, child, fso, true))) && !isFailedRecord) {
                            // process the file
                            try {
                                if (log.isDebugEnabled()) {
                                    log.debug("Processing file :" + VFSUtils.maskURLPassword(child.toString()));
                                }
                                processCount++;
                                if (child.getType() == FileType.FILE) {
                                    processFile(entry, child);
                                    successCount++;
                                    // tell moveOrDeleteAfterProcessing() file was success
                                    entry.setLastPollState(PollTableEntry.SUCCSESSFUL);
                                    metrics.incrementMessagesReceived();
                                } else {
                                    runPostProcess = false;
                                }
                            } catch (Exception e) {
                                if (e.getCause() instanceof FileNotFoundException) {
                                    log.warn("Error processing File URI : " + VFSUtils.maskURLPassword(child.getName().toString()) + ". This can be due to file moved from another process.");
                                    runPostProcess = false;
                                } else {
                                    logException("Error processing File URI : " + VFSUtils.maskURLPassword(child.getName().getURI()), e);
                                    failCount++;
                                    // tell moveOrDeleteAfterProcessing() file failed
                                    entry.setLastPollState(PollTableEntry.FAILED);
                                    metrics.incrementFaultsReceiving();
                                }
                            }
                            // skipping un-locking file if failed to do delete/move after process
                            boolean skipUnlock = false;
                            if (runPostProcess) {
                                try {
                                    moveOrDeleteAfterProcessing(entry, child, fso);
                                } catch (AxisFault axisFault) {
                                    logException("File object '" + VFSUtils.maskURLPassword(child.getURL().toString()) + "'cloud not be moved, will remain in \"locked\" state", axisFault);
                                    skipUnlock = true;
                                    failCount++;
                                    entry.setLastPollState(PollTableEntry.FAILED);
                                    String timeStamp = VFSUtils.getSystemTime(entry.getFailedRecordTimestampFormat());
                                    addFailedRecord(entry, child, timeStamp);
                                }
                            }
                            // if there is a failure or not we'll try to release the lock
                            if (entry.isFileLockingEnabled() && !skipUnlock) {
                                VFSUtils.releaseLock(fsManager, child, fso);
                            }
                        }
                    } else if (entry.getFileNamePattern() != null && !child.getName().getBaseName().matches(entry.getFileNamePattern())) {
                        // child's file name does not match the file name pattern
                        if (log.isDebugEnabled()) {
                            log.debug("Non-Matching file : " + child.getName().getBaseName());
                        }
                    } else if (isFailedRecord) {
                        // it is a failed record
                        if (entry.isFileLockingEnabled()) {
                            VFSUtils.releaseLock(fsManager, child, fso);
                            VFSUtils.releaseLock(fsManager, fileObject, fso);
                        }
                        if (fsManager.resolveFile(child.getURL().toString(), fso) != null && removeTaskState == STATE_STOPPED && entry.getMoveAfterMoveFailure() != null) {
                            workerPool.execute(new FileRemoveTask(entry, child, fso));
                        }
                        if (log.isDebugEnabled()) {
                            log.debug("File '" + VFSUtils.maskURLPassword(fileObject.getURL().toString()) + "' has been marked as a failed record, it will not " + "process");
                        }
                    }
                    if (iFileProcessingInterval != null && iFileProcessingInterval > 0) {
                        try {
                            if (log.isDebugEnabled()) {
                                log.debug("Put the VFS processor to sleep for : " + iFileProcessingInterval);
                            }
                            Thread.sleep(iFileProcessingInterval);
                        } catch (InterruptedException ie) {
                            log.error("Unable to set the interval between file processors." + ie);
                        }
                    } else if (iFileProcessingCount != null && iFileProcessingCount <= processCount) {
                        break;
                    }
                }
                if (failCount == 0 && successCount > 0) {
                    entry.setLastPollState(PollTableEntry.SUCCSESSFUL);
                } else if (successCount == 0 && failCount > 0) {
                    entry.setLastPollState(PollTableEntry.FAILED);
                } else {
                    entry.setLastPollState(PollTableEntry.WITH_ERRORS);
                }
            }
            // processing of this poll table entry is complete
            long now = System.currentTimeMillis();
            entry.setLastPollTime(now);
            entry.setNextPollTime(now + entry.getPollInterval());
        } else if (log.isDebugEnabled()) {
            log.debug("Unable to access or read file or directory : " + VFSUtils.maskURLPassword(fileURI) + "." + " Reason: " + (fileObject.exists() ? (fileObject.isReadable() ? "Unknown reason" : "The file can not be read!") : "The file does not exists!"));
        }
        onPollCompletion(entry);
    } catch (FileSystemException e) {
        processFailure("Error checking for existence and readability : " + VFSUtils.maskURLPassword(fileURI), e, entry);
    } catch (Exception ex) {
        processFailure("Un-handled exception thrown when processing the file : ", ex, entry);
    } finally {
        closeFileSystem(fileObject);
    }
}

Example 5 with Stop

use of org.wso2.carbon.humantask.core.engine.commands.Stop in project carbon-business-process by wso2.

the class ProcessTerminationKPIListener method notify.

@Override
public void notify(DelegateExecution delegateExecution) throws IOException {
    try {
        List<ProcessInstance> runtimeProcessInstances = delegateExecution.getEngineServices().getRuntimeService().createProcessInstanceQuery().processInstanceId(delegateExecution.getProcessInstanceId()).list();
        if (runtimeProcessInstances.size() == 1) {
            ProcessInstance runtimeProcessInstance = runtimeProcessInstances.get(0);
            BPMNAnalyticsHolder.getInstance().getBpmnDataPublisher().publishKPIvariableData(runtimeProcessInstance);
        }
    } catch (BPMNDataPublisherException e) {
        String errMsg = "Process Variable Data Publishing failed.";
        log.error(errMsg, e);
    // Caught exception is not thrown as we do not need to stop the process termination, due to an error in
    // process data publishing (for analytics)
    }
}