Java tutorial
/* * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.ngrinder.perftest.service; import com.google.common.collect.Lists; import com.google.gson.Gson; import com.google.gson.GsonBuilder; import net.grinder.SingleConsole; import net.grinder.StopReason; import net.grinder.common.GrinderProperties; import net.grinder.console.communication.AgentProcessControlImplementation.AgentStatus; import net.grinder.console.model.ConsoleProperties; import net.grinder.util.ConsolePropertiesFactory; import net.grinder.util.Directory; import net.grinder.util.Pair; import org.apache.commons.collections.CollectionUtils; import org.apache.commons.collections.MapUtils; import org.apache.commons.collections.Predicate; import org.apache.commons.io.FileUtils; import org.apache.commons.io.FilenameUtils; import org.apache.commons.io.IOUtils; import org.apache.commons.io.filefilter.WildcardFileFilter; import org.apache.commons.io.output.ByteArrayOutputStream; import org.apache.commons.lang.BooleanUtils; import org.apache.commons.lang.StringUtils; import org.hibernate.Hibernate; import org.ngrinder.common.constant.ControllerConstants; import org.ngrinder.common.constants.GrinderConstants; import org.ngrinder.infra.config.Config; import org.ngrinder.model.*; import org.ngrinder.monitor.controller.model.SystemDataModel; import org.ngrinder.perftest.model.PerfTestStatistics; import org.ngrinder.perftest.model.ProcessAndThread; import org.ngrinder.perftest.repository.PerfTestRepository; import org.ngrinder.script.handler.NullScriptHandler; import org.ngrinder.script.handler.ProcessingResultPrintStream; import org.ngrinder.script.handler.ScriptHandler; import org.ngrinder.script.handler.ScriptHandlerFactory; import org.ngrinder.script.model.FileEntry; import org.ngrinder.script.service.FileEntryService; import org.ngrinder.service.AbstractPerfTestService; import org.python.google.common.collect.Maps; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.cache.annotation.Cacheable; import org.springframework.data.domain.Page; import org.springframework.data.domain.Pageable; import org.springframework.data.jpa.domain.Specifications; import org.springframework.transaction.annotation.Transactional; import javax.script.ScriptEngine; import javax.script.ScriptEngineManager; import javax.script.ScriptException; import java.io.*; import java.util.*; import java.util.Map.Entry; import static org.ngrinder.common.constants.MonitorConstants.MONITOR_FILE_PREFIX; import static org.ngrinder.common.util.AccessUtils.getSafe; import static org.ngrinder.common.util.CollectionUtils.*; import static org.ngrinder.common.util.ExceptionUtils.processException; import static org.ngrinder.common.util.NoOp.noOp; import static org.ngrinder.common.util.Preconditions.checkNotEmpty; import static org.ngrinder.common.util.Preconditions.checkNotNull; import static org.ngrinder.model.Status.getProcessingOrTestingTestStatus; import static org.ngrinder.perftest.repository.PerfTestSpecification.*; /** * {@link PerfTest} Service Class. * <p/> * This class contains various method which mainly get the {@link PerfTest} matching specific conditions from DB. * * @author JunHo Yoon * @author Mavlarn * @since 3.0 */ public class PerfTestService extends AbstractPerfTestService implements ControllerConstants, GrinderConstants { private static final int MAX_POINT_COUNT = 100; private static final Logger LOGGER = LoggerFactory.getLogger(PerfTestService.class); private static final String DATA_FILE_EXTENSION = ".data"; @Autowired private PerfTestRepository perfTestRepository; @Autowired private ConsoleManager consoleManager; @Autowired private AgentManager agentManager; @Autowired private Config config; @Autowired private FileEntryService fileEntryService; @Autowired private TagService tagService; @Autowired private ScriptHandlerFactory scriptHandlerFactory; /** * Get {@link PerfTest} list for the given user. * * @param user user * @param query query string on test name or description * @param tag search tag. * @param queryFilter "S" for querying scheduled test, "F" for querying finished test * @param pageable paging info * @return found {@link PerfTest} list */ public Page<PerfTest> getPagedAll(User user, String query, String tag, String queryFilter, Pageable pageable) { Specifications<PerfTest> spec = Specifications.where(idEmptyPredicate()); // User can see only his own test if (user.getRole().equals(Role.USER)) { spec = spec.and(createdBy(user)); } if (StringUtils.isNotBlank(tag)) { spec = spec.and(hasTag(tag)); } if ("F".equals(queryFilter)) { spec = spec.and(statusSetEqual(Status.FINISHED)); } else if ("R".equals(queryFilter)) { spec = spec.and(statusSetEqual(Status.TESTING)); } else if ("S".equals(queryFilter)) { spec = spec.and(statusSetEqual(Status.READY)); spec = spec.and(scheduledTimeNotEmptyPredicate()); } if (StringUtils.isNotBlank(query)) { spec = spec.and(likeTestNameOrDescription(query)); } return perfTestRepository.findAll(spec, pageable); } /** * Get {@link PerfTest} list on the user. * * @param user user * @return found {@link PerfTest} list */ List<PerfTest> getAll(User user) { Specifications<PerfTest> spec = Specifications.where(createdBy(user)); return perfTestRepository.findAll(spec); } @Override public PerfTest getOne(User user, Long id) { Specifications<PerfTest> spec = Specifications.where(idEmptyPredicate()); // User can see only his own test if (user.getRole().equals(Role.USER)) { spec = spec.and(createdBy(user)); } spec = spec.and(idEqual(id)); return perfTestRepository.findOne(spec); } @Override public List<PerfTest> getAll(User user, Long[] ids) { if (ids.length == 0) { return newArrayList(); } Specifications<PerfTest> spec = Specifications.where(idEmptyPredicate()); // User can see only his own test if (user.getRole().equals(Role.USER)) { spec = spec.and(createdBy(user)); } spec = spec.and(idSetEqual(ids)); return perfTestRepository.findAll(spec); } @Override public long count(User user, Status[] statuses) { Specifications<PerfTest> spec = Specifications.where(idEmptyPredicate()); // User can see only his own test if (user != null) { spec = spec.and(createdBy(user)); } if (statuses.length == 0) { return 0; } else { return perfTestRepository.count(spec.and(statusSetEqual(statuses))); } } @Override public List<PerfTest> getAll(User user, Status[] statuses) { Specifications<PerfTest> spec = Specifications.where(idEmptyPredicate()); // User can see only his own test if (user != null) { spec = spec.and(createdBy(user)); } if (statuses.length != 0) { spec = spec.and(statusSetEqual(statuses)); } return perfTestRepository.findAll(spec); } private List<PerfTest> getAll(User user, String region, Status[] statuses) { Specifications<PerfTest> spec = Specifications.where(idEmptyPredicate()); // User can see only his own test if (user != null) { spec = spec.and(createdBy(user)); } if (config.isClustered()) { spec = spec.and(idRegionEqual(region)); } if (statuses.length != 0) { spec = spec.and(statusSetEqual(statuses)); } return perfTestRepository.findAll(spec); } @Override @Transactional public PerfTest save(User user, PerfTest perfTest) { attachFileRevision(user, perfTest); attachTags(user, perfTest, perfTest.getTagString()); return save(perfTest); } private PerfTest save(PerfTest perfTest) { checkNotNull(perfTest); // Merge if necessary if (perfTest.exist()) { PerfTest existingPerfTest = perfTestRepository.findOne(perfTest.getId()); perfTest = existingPerfTest.merge(perfTest); } else { perfTest.clearMessages(); } return perfTestRepository.saveAndFlush(perfTest); } private void attachFileRevision(User user, PerfTest perfTest) { if (perfTest.getStatus() == Status.READY) { FileEntry scriptEntry = fileEntryService.getOne(user, perfTest.getScriptName()); long revision = scriptEntry != null ? scriptEntry.getRevision() : -1; perfTest.setScriptRevision(revision); } } private void attachTags(User user, PerfTest perfTest, String tagString) { SortedSet<Tag> tags = tagService.addTags(user, StringUtils.split(StringUtils.trimToEmpty(tagString), ",")); perfTest.setTags(tags); perfTest.setTagString(buildTagString(tags)); } private String buildTagString(Set<Tag> tags) { List<String> tagStringResult = new ArrayList<String>(); for (Tag each : tags) { tagStringResult.add(each.getTagValue()); } return StringUtils.join(tagStringResult, ","); } /** * Update runtime statistics on {@link PerfTest} having the given id. * * @param id id of {@link PerfTest} * @param runningSample runningSample json string * @param agentState agentState json string */ @Transactional public void updateRuntimeStatistics(Long id, String runningSample, String agentState) { perfTestRepository.updateRuntimeStatistics(id, runningSample, agentState); perfTestRepository.flush(); } /** * Mark test error on {@link PerfTest} instance. * * @param perfTest {@link PerfTest} * @param reason stop reason * @return perftest with updated data */ @Transactional public PerfTest markAbnormalTermination(PerfTest perfTest, StopReason reason) { return markAbnormalTermination(perfTest, reason.getDisplay()); } /** * Mark test error on {@link PerfTest} instance. * * @param perfTest {@link PerfTest} * @param reason stop reason * @return perftest with updated data */ @Transactional public PerfTest markAbnormalTermination(PerfTest perfTest, String reason) { // Leave last status as test error cause perfTest.setTestErrorCause(perfTest.getStatus()); return markStatusAndProgress(perfTest, Status.ABNORMAL_TESTING, reason); } @Transactional @Override public PerfTest markStatusAndProgress(PerfTest perfTest, Status status, String message) { perfTest.setStatus(checkNotNull(status, "status should not be null")); return markProgress(perfTest, message); } /** * Add a progress message on the given perfTest. * * @param perfTest perf test * @param message message to be recorded. * @return saved {@link PerfTest} */ @Transactional public PerfTest markProgress(PerfTest perfTest, String message) { checkNotNull(perfTest); checkNotNull(perfTest.getId(), "perfTest should save Id"); perfTest.setLastProgressMessage(message); LOGGER.debug("Progress : Test - {} : {}", perfTest.getId(), message); return perfTestRepository.saveAndFlush(perfTest); } /** * Add a progress message on the given perfTest and change the status. * * @param perfTest perf test * @param status status to be recorded. * @param message message to be recorded. * @return perftest with latest status and data */ @Transactional public PerfTest markProgressAndStatus(PerfTest perfTest, Status status, String message) { perfTest.setStatus(status); return markProgress(perfTest, message); } /** * Add a progress message on the given perfTest and change the status. In addition, the finish time and various test * statistic are recorded as well. * * @param perfTest perf test * @param status status to be recorded. * @param message message to be recorded. * @return perftest with latest status and data */ @Transactional public PerfTest markProgressAndStatusAndFinishTimeAndStatistics(PerfTest perfTest, Status status, String message) { perfTest.setFinishTime(new Date()); updatePerfTestAfterTestFinish(perfTest); return markProgressAndStatus(perfTest, status, message); } /** * mark the perftest to "START_CONSOLE_FINISHED" status . * * @param perfTest perftest to mark * @param consolePort port of the console, on which the test is running * @return saved perftest */ @Transactional public PerfTest markPerfTestConsoleStart(PerfTest perfTest, int consolePort) { perfTest.setPort(consolePort); return markProgressAndStatus(perfTest, Status.START_CONSOLE_FINISHED, "Console is started on port " + consolePort); } @Transactional @Override public PerfTest getOneWithTag(Long testId) { PerfTest findOne = perfTestRepository.findOne(testId); if (findOne != null) { Hibernate.initialize(findOne.getTags()); } return findOne; } @Override public PerfTest getOne(Long testId) { return perfTestRepository.findOne(testId); } /** * Get the next runnable {@link PerfTest}. * * @return found {@link PerfTest} which is ready to run, null otherwise */ @Transactional public PerfTest getNextRunnablePerfTestPerfTestCandidate() { List<PerfTest> readyPerfTests = perfTestRepository.findAllByStatusOrderByScheduledTimeAsc(Status.READY); List<PerfTest> usersFirstPerfTests = filterCurrentlyRunningTestUsersTest(readyPerfTests); return usersFirstPerfTests.isEmpty() ? null : readyPerfTests.get(0); } /** * Get currently running {@link PerfTest} list. * * @return running test list */ public List<PerfTest> getCurrentlyRunningTest() { return getAll(null, Status.getProcessingOrTestingTestStatus()); } /** * Filter out {@link PerfTest} whose owner is running another test now.. * * @param perfTestLists perf test * @return filtered perf test */ protected List<PerfTest> filterCurrentlyRunningTestUsersTest(List<PerfTest> perfTestLists) { List<PerfTest> currentlyRunningTests = getCurrentlyRunningTest(); final Set<User> currentlyRunningTestOwners = newHashSet(); for (PerfTest each : currentlyRunningTests) { currentlyRunningTestOwners.add(each.getCreatedUser()); } CollectionUtils.filter(perfTestLists, new Predicate() { @Override public boolean evaluate(Object object) { PerfTest perfTest = (PerfTest) object; return !currentlyRunningTestOwners.contains(perfTest.getCreatedUser()); } }); return perfTestLists; } @Override public List<PerfTest> getAllTesting() { return getAll(null, config.getRegion(), Status.getTestingTestStates()); } public List<PerfTest> getAllAbnormalTesting() { return getAll(null, config.getRegion(), new Status[] { Status.ABNORMAL_TESTING }); } /** * Delete test {@link PerfTest} by user and test id. * * @param user user * @param id test id */ @Transactional public void delete(User user, long id) { PerfTest perfTest = getOne(id); // If it's not requested by user who started job. It's wrong request. if (!hasPermission(perfTest, user, Permission.DELETE_TEST_OF_OTHER)) { return; } SortedSet<Tag> tags = perfTest.getTags(); if (tags != null) { tags.clear(); } perfTestRepository.save(perfTest); perfTestRepository.delete(perfTest); deletePerfTestDirectory(perfTest); } /** * Delete {@link PerfTest} directory. * * @param perfTest perfTest */ private void deletePerfTestDirectory(PerfTest perfTest) { FileUtils.deleteQuietly(getPerfTestDirectory(perfTest)); } /* * (non-Javadoc) * * @see org.ngrinder.service.IPerfTestService#getPerfTestFilePath(org .ngrinder.perftest. model.PerfTest) */ @Override public File getStatisticPath(PerfTest perfTest) { return config.getHome().getPerfTestStatisticPath(perfTest); } /* * (non-Javadoc) * * @see org.ngrinder.service.IPerfTestService#getPerfTestFilePath(org .ngrinder.perftest. model.PerfTest) */ @Override public File getDistributionPath(PerfTest perfTest) { return config.getHome().getPerfTestDistDirectory(perfTest); } /** * Build custom class path on the given {@link PerfTest}. * * @param perfTest perftest * @return custom class path. */ @SuppressWarnings("ResultOfMethodCallIgnored") public String getCustomClassPath(PerfTest perfTest) { File perfTestDirectory = getDistributionPath(perfTest); File libFolder = new File(perfTestDirectory, "lib"); final StringBuffer customClassPath = new StringBuffer(); customClassPath.append("."); if (libFolder.exists()) { customClassPath.append(File.pathSeparator).append("lib"); libFolder.list(new FilenameFilter() { @Override public boolean accept(File dir, String name) { if (name.endsWith(".jar")) { customClassPath.append(File.pathSeparator).append("lib/").append(name); } return true; } }); } return customClassPath.toString(); } /** * Create {@link GrinderProperties} based on the passed {@link PerfTest}. * * @param perfTest base data * @return created {@link GrinderProperties} instance */ public GrinderProperties getGrinderProperties(PerfTest perfTest) { return getGrinderProperties(perfTest, new NullScriptHandler()); } /** * Create {@link GrinderProperties} based on the passed {@link PerfTest}. * * @param perfTest base data * @param scriptHandler scriptHandler * @return created {@link GrinderProperties} instance */ public GrinderProperties getGrinderProperties(PerfTest perfTest, ScriptHandler scriptHandler) { try { // Use default properties first GrinderProperties grinderProperties = new GrinderProperties( config.getHome().getDefaultGrinderProperties()); User user = perfTest.getCreatedUser(); // Get all files in the script path String scriptName = perfTest.getScriptName(); FileEntry userDefinedGrinderProperties = fileEntryService.getOne(user, FilenameUtils.concat(FilenameUtils.getPath(scriptName), DEFAULT_GRINDER_PROPERTIES), -1L); if (!config.isSecurityEnabled() && userDefinedGrinderProperties != null) { // Make the property overridden by user property. GrinderProperties userProperties = new GrinderProperties(); userProperties.load(new StringReader(userDefinedGrinderProperties.getContent())); grinderProperties.putAll(userProperties); } grinderProperties.setAssociatedFile(new File(DEFAULT_GRINDER_PROPERTIES)); grinderProperties.setProperty(GRINDER_PROP_SCRIPT, scriptHandler.getScriptExecutePath(scriptName)); grinderProperties.setProperty(GRINDER_PROP_TEST_ID, "test_" + perfTest.getId()); grinderProperties.setInt(GRINDER_PROP_AGENTS, getSafe(perfTest.getAgentCount())); grinderProperties.setInt(GRINDER_PROP_PROCESSES, getSafe(perfTest.getProcesses())); grinderProperties.setInt(GRINDER_PROP_THREAD, getSafe(perfTest.getThreads())); if (perfTest.isThresholdDuration()) { grinderProperties.setLong(GRINDER_PROP_DURATION, getSafe(perfTest.getDuration())); grinderProperties.setInt(GRINDER_PROP_RUNS, 0); } else { grinderProperties.setInt(GRINDER_PROP_RUNS, getSafe(perfTest.getRunCount())); if (grinderProperties.containsKey(GRINDER_PROP_DURATION)) { grinderProperties.remove(GRINDER_PROP_DURATION); } } grinderProperties.setProperty(GRINDER_PROP_ETC_HOSTS, StringUtils.defaultIfBlank(perfTest.getTargetHosts(), "")); grinderProperties.setBoolean(GRINDER_PROP_USE_CONSOLE, true); if (BooleanUtils.isTrue(perfTest.getUseRampUp())) { grinderProperties.setBoolean(GRINDER_PROP_THREAD_RAMPUP, perfTest.getRampUpType() == RampUp.THREAD); grinderProperties.setInt(GRINDER_PROP_PROCESS_INCREMENT, getSafe(perfTest.getRampUpStep())); grinderProperties.setInt(GRINDER_PROP_PROCESS_INCREMENT_INTERVAL, getSafe(perfTest.getRampUpIncrementInterval())); if (perfTest.getRampUpType() == RampUp.PROCESS) { grinderProperties.setInt(GRINDER_PROP_INITIAL_SLEEP_TIME, getSafe(perfTest.getRampUpInitSleepTime())); } else { grinderProperties.setInt(GRINDER_PROP_INITIAL_THREAD_SLEEP_TIME, getSafe(perfTest.getRampUpInitSleepTime())); } grinderProperties.setInt(GRINDER_PROP_INITIAL_PROCESS, getSafe(perfTest.getRampUpInitCount())); } else { grinderProperties.setInt(GRINDER_PROP_PROCESS_INCREMENT, 0); } grinderProperties.setInt(GRINDER_PROP_REPORT_TO_CONSOLE, 500); grinderProperties.setProperty(GRINDER_PROP_USER, perfTest.getCreatedUser().getUserId()); grinderProperties.setProperty(GRINDER_PROP_JVM_CLASSPATH, getCustomClassPath(perfTest)); grinderProperties.setInt(GRINDER_PROP_IGNORE_SAMPLE_COUNT, getSafe(perfTest.getIgnoreSampleCount())); grinderProperties.setBoolean(GRINDER_PROP_SECURITY, config.isSecurityEnabled()); // For backward agent compatibility. // If the security is not enabled, pass it as jvm argument. // If enabled, pass it to grinder.param. In this case, I drop the // compatibility. if (StringUtils.isNotBlank(perfTest.getParam())) { String param = perfTest.getParam().replace("'", "\\'").replace(" ", ""); if (config.isSecurityEnabled()) { grinderProperties.setProperty(GRINDER_PROP_PARAM, StringUtils.trimToEmpty(param)); } else { String property = grinderProperties.getProperty(GRINDER_PROP_JVM_ARGUMENTS, ""); property = property + " -Dparam=" + param + " "; grinderProperties.setProperty(GRINDER_PROP_JVM_ARGUMENTS, property); } } LOGGER.info("Grinder Properties : {} ", grinderProperties); return grinderProperties; } catch (Exception e) { throw processException("error while prepare grinder property for " + perfTest.getTestName(), e); } } /** * Prepare files for distribution. This method stores the files on the path * ${NGRINDER_HOME}/perftest/{test_id}/dist folder. * * @param perfTest perfTest * @return File location in which the perftest script and resources are distributed. */ public ScriptHandler prepareDistribution(PerfTest perfTest) { File perfTestDistDirectory = getDistributionPath(perfTest); User user = perfTest.getCreatedUser(); FileEntry scriptEntry = checkNotNull(fileEntryService.getOne(user, checkNotEmpty(perfTest.getScriptName(), "perfTest should have script name"), getSafe(perfTest.getScriptRevision())), "script should exist"); // Get all files in the script path ScriptHandler handler = scriptHandlerFactory.getHandler(scriptEntry); ProcessingResultPrintStream processingResult = new ProcessingResultPrintStream(new ByteArrayOutputStream()); handler.prepareDist(perfTest.getId(), user, scriptEntry, perfTestDistDirectory, config.getControllerProperties(), processingResult); LOGGER.info("File write is completed in {}", perfTestDistDirectory); if (!processingResult.isSuccess()) { File logDir = new File(getLogFileDirectory(perfTest), "distribution_log.txt"); try { FileUtils.writeByteArrayToFile(logDir, processingResult.getLogByteArray()); } catch (IOException e) { noOp(); } throw processException("Error while file distribution is prepared."); } return handler; } /** * Get the process and thread policy java script. * * @return policy javascript */ public String getProcessAndThreadPolicyScript() { return config.getProcessAndThreadPolicyScript(); } /** * Get the optimal process and thread count. * * @param newVuser the count of virtual users per agent * @return optimal process thread count */ public ProcessAndThread calcProcessAndThread(int newVuser) { try { String script = getProcessAndThreadPolicyScript(); ScriptEngine engine = new ScriptEngineManager().getEngineByName("javascript"); engine.eval(script); int processCount = ((Double) engine.eval("getProcessCount(" + newVuser + ")")).intValue(); int threadCount = ((Double) engine.eval("getThreadCount(" + newVuser + ")")).intValue(); return new ProcessAndThread(processCount, threadCount); } catch (ScriptException e) { LOGGER.error("Error occurs while calc process and thread", e); } return new ProcessAndThread(1, 1); } /** * get the data point interval of report data. Use dataPointCount / imgWidth as the interval. if interval is 1, it * means we will get all point from report. If interval is 2, it means we will get 1 point from every 2 data. * * @param testId test id * @param dataType data type * @param imgWidth image width * @return interval interval value */ public int getReportDataInterval(long testId, String dataType, int imgWidth) { int pointCount = Math.max(imgWidth, MAX_POINT_COUNT); File reportFolder = config.getHome().getPerfTestReportDirectory(String.valueOf(testId)); int interval = 0; File targetFile = new File(reportFolder, dataType + DATA_FILE_EXTENSION); if (!targetFile.exists()) { LOGGER.warn("Report {} for test {} does not exist.", dataType, testId); return 0; } LineNumberReader lnr = null; FileInputStream in = null; InputStreamReader isr = null; try { in = new FileInputStream(targetFile); isr = new InputStreamReader(in); lnr = new LineNumberReader(isr); lnr.skip(targetFile.length()); int lineNumber = lnr.getLineNumber() + 1; interval = Math.max(lineNumber / pointCount, 1); } catch (Exception e) { LOGGER.error("Failed to get report data for {}", dataType, e); } finally { IOUtils.closeQuietly(lnr); IOUtils.closeQuietly(isr); IOUtils.closeQuietly(in); } return interval; } /** * Get report file(csv data) for give test . * * @param perfTest test * @return reportFile data report file */ public File getCsvReportFile(PerfTest perfTest) { return config.getHome().getPerfTestCsvFile(perfTest); } /** * Get log file names for give test id. * * @param testId test id * @param fileName file name of one logs of the test * @return file report file path */ public File getLogFile(long testId, String fileName) { return new File(getLogFileDirectory(String.valueOf(testId)), fileName); } /** * Get report file directory for give test . * * @param perfTest perfTest * @return logDir log file path of the test */ public File getLogFileDirectory(PerfTest perfTest) { return config.getHome().getPerfTestLogDirectory(perfTest); } /** * Get report file directory for give test id. * * @param testId test id * @return logDir log file path of the test */ public File getLogFileDirectory(String testId) { return config.getHome().getPerfTestLogDirectory(testId); } /** * Get log files list on the given test is. * * @param testId testId * @return logFilesList log file list of that test */ public List<String> getLogFiles(long testId) { File logFileDirectory = getLogFileDirectory(String.valueOf(testId)); if (!logFileDirectory.exists() || !logFileDirectory.isDirectory()) { return Collections.emptyList(); } return Arrays.asList(logFileDirectory.list()); } /** * Get report file directory for give test . * * @param perfTest perftest * @return reportDir report file path */ public File getReportFileDirectory(PerfTest perfTest) { return config.getHome().getPerfTestReportDirectory(perfTest); } /** * To save statistics data when test is running and put into cache after that. If the console is not available, it * returns null. * * @param singleConsole single console. * @param perfTestId perfTest Id */ @Transactional public void saveStatistics(SingleConsole singleConsole, Long perfTestId) { String runningSample = getProperSizeRunningSample(singleConsole); String agentState = getProperSizedStatusString(singleConsole); updateRuntimeStatistics(perfTestId, runningSample, agentState); } private String getProperSizeRunningSample(SingleConsole singleConsole) { Map<String, Object> statisticData = singleConsole.getStatisticsData(); String runningSample = gson.toJson(statisticData); if (runningSample.length() > 9950) { // max column size is 10,000 Map<String, Object> tempData = newHashMap(); for (Entry<String, Object> each : statisticData.entrySet()) { String key = each.getKey(); if (key.equals("totalStatistics") || key.equals("cumulativeStatistics") || key.equals("lastSampleStatistics")) { continue; } tempData.put(key, each.getValue()); } runningSample = gson.toJson(tempData); } return runningSample; } /** * Get the limited size of agent status json string. * * @param singleConsole console which is connecting agents * @return converted json */ public String getProperSizedStatusString(SingleConsole singleConsole) { Map<String, SystemDataModel> agentStatusMap = Maps.newHashMap(); final int singleConsolePort = singleConsole.getConsolePort(); for (AgentStatus each : agentManager.getAgentStatusSetConnectingToPort(singleConsolePort)) { agentStatusMap.put(each.getAgentName(), each.getSystemDataModel()); } return getProperSizedStatusString(agentStatusMap); } String getProperSizedStatusString(Map<String, SystemDataModel> agentStatusMap) { String json = gson.toJson(agentStatusMap); int statusLength = StringUtils.length(json); if (statusLength > 9950) { // max column size is 10,000 LOGGER.info("Agent status string length: {}, too long to save into table.", statusLength); double ratio = 9900.0 / statusLength; int pickSize = (int) (agentStatusMap.size() * ratio); Map<String, SystemDataModel> pickAgentStateMap = Maps.newHashMap(); int pickIndex = 0; for (Entry<String, SystemDataModel> each : agentStatusMap.entrySet()) { if (pickIndex < pickSize) { pickAgentStateMap.put(each.getKey(), each.getValue()); pickIndex++; } } json = gson.toJson(pickAgentStateMap); LOGGER.debug("Agent status string get {} outof {} agents, new size is {}.", new Object[] { pickSize, agentStatusMap.size(), json.length() }); } return json; } /** * get test running statistic data from cache. If there is no cache data, will return empty statistic data. * * @param perfTest perfTest * @return test running statistic data */ @SuppressWarnings("unchecked") public Map<String, Object> getStatistics(PerfTest perfTest) { return gson.fromJson(perfTest.getRunningSample(), HashMap.class); } private Gson gson = new GsonBuilder().excludeFieldsWithoutExposeAnnotation().create(); /** * Get agent info from saved file. * * @param perfTest perftest * @return agent info map */ @SuppressWarnings({ "unchecked", "rawtypes" }) public Map<String, HashMap> getAgentStat(PerfTest perfTest) { return gson.fromJson(perfTest.getAgentState(), HashMap.class); } /* * (non-Javadoc) * * @see org.ngrinder.service.IPerfTestService#getAllPerfTest() */ @Override public List<PerfTest> getAllPerfTest() { return perfTestRepository.findAll(); } /** * Create {@link ConsoleProperties} based on given {@link PerfTest} instance. * * @param perfTest perfTest * @return {@link ConsoleProperties} */ public ConsoleProperties createConsoleProperties(PerfTest perfTest) { ConsoleProperties consoleProperties = ConsolePropertiesFactory.createEmptyConsoleProperties(); try { consoleProperties.setAndSaveDistributionDirectory(new Directory(getDistributionPath(perfTest))); consoleProperties.setConsoleHost(config.getCurrentIP()); consoleProperties.setIgnoreSampleCount(getSafe(perfTest.getIgnoreSampleCount())); consoleProperties.setSampleInterval(1000 * getSafe(perfTest.getSamplingInterval())); } catch (Exception e) { throw processException("Error while setting console properties", e); } return consoleProperties; } double parseDoubleWithSafety(Map<?, ?> map, Object key, Double defaultValue) { Double doubleValue = MapUtils.getDouble(map, key, defaultValue); return Math.round(doubleValue * 100D) / 100D; } /** * Check if the given perfTest has too many errors. (20%) * * @param perfTest perftest * @return true if too many errors. */ @SuppressWarnings("unchecked") public boolean hasTooManyError(PerfTest perfTest) { Map<String, Object> result = getStatistics(perfTest); Map<String, Object> totalStatistics = MapUtils.getMap(result, "totalStatistics", MapUtils.EMPTY_MAP); long tests = MapUtils.getDouble(totalStatistics, "Tests", 0D).longValue(); long errors = MapUtils.getDouble(totalStatistics, "Errors", 0D).longValue(); return ((((double) errors) / (tests + errors)) > 0.3d); } /** * Update the given {@link PerfTest} properties after test finished. * * @param perfTest perfTest */ public void updatePerfTestAfterTestFinish(PerfTest perfTest) { checkNotNull(perfTest); Map<String, Object> result = consoleManager.getConsoleUsingPort(perfTest.getPort()).getStatisticsData(); @SuppressWarnings("unchecked") Map<String, Object> totalStatistics = MapUtils.getMap(result, "totalStatistics", MapUtils.EMPTY_MAP); LOGGER.info("Total Statistics for test {} is {}", perfTest.getId(), totalStatistics); perfTest.setTps(parseDoubleWithSafety(totalStatistics, "TPS", 0D)); perfTest.setMeanTestTime(parseDoubleWithSafety(totalStatistics, "Mean_Test_Time_(ms)", 0D)); perfTest.setPeakTps(parseDoubleWithSafety(totalStatistics, "Peak_TPS", 0D)); perfTest.setTests(MapUtils.getDouble(totalStatistics, "Tests", 0D).longValue()); perfTest.setErrors(MapUtils.getDouble(totalStatistics, "Errors", 0D).longValue()); } /** * Get maximum concurrent test count. * * @return maximum concurrent test */ public int getMaximumConcurrentTestCount() { return config.getControllerProperties().getPropertyInt(PROP_CONTROLLER_MAX_CONCURRENT_TEST); } /** * Check the test can be executed more. * * @return true if possible * @deprecated */ @SuppressWarnings("UnusedDeclaration") public boolean canExecuteTestMore() { return count(null, Status.getProcessingOrTestingTestStatus()) < getMaximumConcurrentTestCount(); } /* * (non-Javadoc) * * @see org.ngrinder.service.IPerfTestService#stop(org.ngrinder .model.User, java.lang.Long) */ @Override @Transactional public void stop(User user, Long id) { PerfTest perfTest = getOne(id); // If it's not requested by user who started job. It's wrong request. if (!hasPermission(perfTest, user, Permission.STOP_TEST_OF_OTHER)) { return; } // If it's not stoppable status.. It's wrong request. if (!perfTest.getStatus().isStoppable()) { return; } // Just mark cancel on console // This will be not be effective on cluster mode. consoleManager.getConsoleUsingPort(perfTest.getPort()).cancel(); perfTest.setStopRequest(true); perfTestRepository.save(perfTest); } /** * Check if given user has a permission on perftest. * * @param perfTest perf test * @param user user * @param type permission type to check * @return true if it has */ public boolean hasPermission(PerfTest perfTest, User user, Permission type) { return perfTest != null && (user.getRole().hasPermission(type) || user.equals(perfTest.getCreatedUser())); } /* * (non-Javadoc) * * @see org.ngrinder.service.IPerfTestService#getAllStopRequested() */ @Override public List<PerfTest> getAllStopRequested() { final List<PerfTest> perfTests = getAll(null, config.getRegion(), getProcessingOrTestingTestStatus()); CollectionUtils.filter(perfTests, new Predicate() { @Override public boolean evaluate(Object object) { return (((PerfTest) object).getStopRequest() == Boolean.TRUE); } }); return perfTests; } /* * (non-Javadoc) * * @see org.ngrinder.service.IPerfTestService#addCommentOn(org.ngrinder .model.User, int, java.lang.String) */ @Override @Transactional public void addCommentOn(User user, Long testId, String testComment, String tagString) { PerfTest perfTest = getOne(user, testId); perfTest.setTestComment(testComment); attachTags(user, perfTest, tagString); perfTestRepository.save(perfTest); } /** * get current running test status, which is, how many user run how many tests with some agents. * * @return PerfTestStatisticsList PerfTestStatistics list */ @Cacheable("current_perftest_statistics") @Transactional public Collection<PerfTestStatistics> getCurrentPerfTestStatistics() { Map<User, PerfTestStatistics> perfTestPerUser = newHashMap(); for (PerfTest each : getAll(null, getProcessingOrTestingTestStatus())) { User lastModifiedUser = each.getCreatedUser().getUserBaseInfo(); PerfTestStatistics perfTestStatistics = perfTestPerUser.get(lastModifiedUser); if (perfTestStatistics == null) { perfTestStatistics = new PerfTestStatistics(lastModifiedUser); perfTestPerUser.put(lastModifiedUser, perfTestStatistics); } perfTestStatistics.addPerfTest(each); } return perfTestPerUser.values(); } /** * Get PerfTest directory in which {@link PerfTest} related files are saved. * * @param perfTest perfTest * @return directory */ @Override public File getPerfTestDirectory(PerfTest perfTest) { return config.getHome().getPerfTestDirectory(perfTest); } /** * Delete All PerfTests and related tags belonging to given user. * * @param user user * @return deleted {@link PerfTest} list */ @Transactional public List<PerfTest> deleteAll(User user) { List<PerfTest> perfTestList = getAll(user); for (PerfTest each : perfTestList) { each.getTags().clear(); } perfTestRepository.save(perfTestList); perfTestRepository.flush(); perfTestRepository.delete(perfTestList); perfTestRepository.flush(); tagService.deleteTags(user); return perfTestList; } public PerfTestRepository getPerfTestRepository() { return perfTestRepository; } public Config getConfig() { return config; } public void setConfig(Config config) { this.config = config; } /** * Delete the distribution folder for the give perf test. * * @param perfTest perf test */ public void cleanUpDistFolder(PerfTest perfTest) { FileUtils.deleteQuietly(getDistributionPath(perfTest)); } /** * Clean up the data which is used in runtime only. * * @param perfTest perfTest */ public void cleanUpRuntimeOnlyData(PerfTest perfTest) { perfTest.setRunningSample(""); perfTest.setAgentState(""); perfTest.setMonitorState(""); save(perfTest); } /** * Put the given {@link org.ngrinder.monitor.share.domain.SystemInfo} maps into the given perftest entity. * * @param perfTestId id of perf test * @param systemInfos systemDataModel map */ @Transactional public void updateMonitorStat(Long perfTestId, Map<String, SystemDataModel> systemInfos) { String json = gson.toJson(systemInfos); if (json.length() >= 2000) { Map<String, SystemDataModel> systemInfo = Maps.newHashMap(); int i = 0; for (Entry<String, SystemDataModel> each : systemInfos.entrySet()) { if (i++ > 3) { break; } systemInfo.put(each.getKey(), each.getValue()); } json = gson.toJson(systemInfo); } perfTestRepository.updatetMonitorStatus(perfTestId, json); } /** * Get monitor status map for the given perfTest. * * @param perfTest perf test * @return map of monitor name and monitor status. */ @SuppressWarnings({ "unchecked", "rawtypes" }) public Map<String, HashMap> getMonitorStat(PerfTest perfTest) { return gson.fromJson(perfTest.getMonitorState(), HashMap.class); } /** * Get the monitor data interval value. In the normal, the image width is 700, and if the data count is too big, * there will be too many points in the chart. So we will calculate the interval to get appropriate count of data to * display. For example, interval value "2" means, get one record for every "2" records. * * @param testId test id * @param targetIP ip address of monitor target * @param imageWidth image with of the chart. * @return interval value. */ public int getMonitorGraphInterval(long testId, String targetIP, int imageWidth) { File monitorDataFile = new File(config.getHome().getPerfTestReportDirectory(String.valueOf(testId)), MONITOR_FILE_PREFIX + targetIP + ".data"); int pointCount = Math.max(imageWidth, MAX_POINT_COUNT); FileInputStream in = null; InputStreamReader isr = null; LineNumberReader lnr = null; int interval = 0; try { in = new FileInputStream(monitorDataFile); isr = new InputStreamReader(in); lnr = new LineNumberReader(isr); lnr.skip(monitorDataFile.length()); int lineNumber = lnr.getLineNumber() + 1; interval = Math.max(lineNumber / pointCount, 1); } catch (FileNotFoundException e) { LOGGER.info("Monitor data file does not exist at {}", monitorDataFile); } catch (IOException e) { LOGGER.info("Error while getting monitor:{} data file:{}", targetIP, monitorDataFile); } finally { IOUtils.closeQuietly(lnr); IOUtils.closeQuietly(isr); IOUtils.closeQuietly(in); } return interval; } /** * Get system monitor data and wrap the data as a string value like "[22,11,12,34,....]", which can be used directly * in JS as a vector. * * @param testId test id * @param targetIP ip address of the monitor target * @param dataInterval interval value to get data. Interval value "2" means, get one record for every "2" records. * @return return the data in map */ public Map<String, String> getMonitorGraph(long testId, String targetIP, int dataInterval) { Map<String, String> returnMap = Maps.newHashMap(); File monitorDataFile = new File(config.getHome().getPerfTestReportDirectory(String.valueOf(testId)), MONITOR_FILE_PREFIX + targetIP + ".data"); BufferedReader br = null; try { StringBuilder sbUsedMem = new StringBuilder("["); StringBuilder sbCPUUsed = new StringBuilder("["); StringBuilder sbNetReceived = new StringBuilder("["); StringBuilder sbNetSent = new StringBuilder("["); StringBuilder customData1 = new StringBuilder("["); StringBuilder customData2 = new StringBuilder("["); StringBuilder customData3 = new StringBuilder("["); StringBuilder customData4 = new StringBuilder("["); StringBuilder customData5 = new StringBuilder("["); br = new BufferedReader(new FileReader(monitorDataFile)); br.readLine(); // skip the header. // "ip,system,collectTime,freeMemory,totalMemory,cpuUsedPercentage,receivedPerSec,sentPerSec" String line = br.readLine(); int skipCount = dataInterval; // to be compatible with previous version, check the length before // adding while (StringUtils.isNotBlank(line)) { if (skipCount < dataInterval) { skipCount++; } else { skipCount = 1; String[] datalist = StringUtils.split(line, ","); if ("null".equals(datalist[4]) || "undefined".equals(datalist[4])) { sbUsedMem.append("null").append(","); } else { sbUsedMem.append(Long.valueOf(datalist[4]) - Long.valueOf(datalist[3])).append(","); } addCustomData(sbCPUUsed, 5, datalist); addCustomData(sbNetReceived, 6, datalist); addCustomData(sbNetSent, 7, datalist); addCustomData(customData1, 8, datalist); addCustomData(customData2, 9, datalist); addCustomData(customData3, 10, datalist); addCustomData(customData4, 11, datalist); addCustomData(customData5, 12, datalist); line = br.readLine(); } } completeCustomData(returnMap, "cpu", sbCPUUsed); completeCustomData(returnMap, "memory", sbUsedMem); completeCustomData(returnMap, "received", sbNetReceived); completeCustomData(returnMap, "sent", sbNetSent); completeCustomData(returnMap, "customData1", customData1); completeCustomData(returnMap, "customData2", customData2); completeCustomData(returnMap, "customData3", customData3); completeCustomData(returnMap, "customData4", customData4); completeCustomData(returnMap, "customData5", customData5); } catch (IOException e) { LOGGER.info("Error while getting monitor {} data file at {}", targetIP, monitorDataFile); } finally { IOUtils.closeQuietly(br); } return returnMap; } private void addCustomData(StringBuilder customData, int index, String[] data) { if (data.length > index) { customData.append(data[index]).append(","); } } private void completeCustomData(Map<String, String> returnMap, String key, StringBuilder customData) { if (customData.charAt(customData.length() - 1) == ',') { customData.deleteCharAt(customData.length() - 1); } returnMap.put(key, customData.append("]").toString()); } /** * Get report file directory for give test id . * * @param testId testId * @return reportDir report file path */ public File getReportFileDirectory(long testId) { return config.getHome().getPerfTestReportDirectory(String.valueOf(testId)); } /** * Get interval value of the monitor data of a plugin, like jvm monitor plugin. * The usage of interval value is same as system monitor data. * * @param testId test id * @param plugin plugin name * @param kind plugin kind * @param imageWidth image with of the chart. * @return interval value. */ public int getReportPluginGraphInterval(long testId, String plugin, String kind, int imageWidth) { return getRecordInterval(imageWidth, getReportPluginDataFile(testId, plugin, kind)); } /** * Get available report plugins list for the given test. * * @param testId test id * @return plugin names */ public List<Pair<String, String>> getAvailableReportPlugins(Long testId) { List<Pair<String, String>> result = newArrayList(); File reportDir = getReportFileDirectory(testId); if (reportDir.exists()) { for (File plugin : checkNotNull(reportDir.listFiles())) { if (plugin.isDirectory()) { for (String kind : checkNotNull(plugin.list())) { if (kind.endsWith(".data")) { result.add(Pair.of(plugin.getName(), FilenameUtils.getBaseName(kind))); } } } } } return result; } /* * Plugin monitor data should be {TestReportDir}/{plugin}/{kind}.data */ private File getReportPluginDataFile(Long testId, String plugin, String kind) { File reportDir = getReportFileDirectory(testId); File pluginDir = new File(reportDir, plugin); return new File(pluginDir, kind + ".data"); } /* * Get the interval value. In the normal, the image width is 700, and if the data count is too big, * there will be too many points in the chart. So we will calculate the interval to get appropriate count of data to * display. For example, interval value "2" means, get one record for every "2" records. */ private int getRecordInterval(int imageWidth, File dataFile) { int pointCount = Math.max(imageWidth, MAX_POINT_COUNT); FileInputStream in = null; InputStreamReader isr = null; LineNumberReader lnr = null; int interval = 0; try { in = new FileInputStream(dataFile); isr = new InputStreamReader(in); lnr = new LineNumberReader(isr); lnr.skip(dataFile.length()); interval = Math.max((lnr.getLineNumber() + 1) / pointCount, 1); } catch (FileNotFoundException e) { LOGGER.error("data file not exist:{}", dataFile); LOGGER.error(e.getMessage(), e); } catch (IOException e) { LOGGER.error("Error while getting data file:{}", dataFile); LOGGER.error(e.getMessage(), e); } finally { IOUtils.closeQuietly(lnr); IOUtils.closeQuietly(isr); IOUtils.closeQuietly(in); } return interval; } /** * Get plugin monitor data and wrap the data as a string value like "[22,11,12,34,....]", which can be used directly * in JS as a vector. * * @param testId test id * @param plugin plugin name * @param kind kind * @param interval interval value to get data. Interval value "2" means, get one record for every "2" records. * @return return the data in map */ public Map<String, Object> getReportPluginGraph(long testId, String plugin, String kind, int interval) { Map<String, Object> returnMap = Maps.newHashMap(); File pluginDataFile = getReportPluginDataFile(testId, plugin, kind); BufferedReader br = null; try { br = new BufferedReader(new FileReader(pluginDataFile)); String header = br.readLine(); StringBuilder headerSB = new StringBuilder("["); String[] headers = StringUtils.split(header, ","); String[] refinedHeaders = StringUtils.split(header, ","); List<StringBuilder> dataStringBuilders = new ArrayList<StringBuilder>(headers.length); for (int i = 0; i < headers.length; i++) { dataStringBuilders.add(new StringBuilder("[")); String refinedHead = headers[i].trim().replaceAll(" ", "_"); refinedHeaders[i] = refinedHead; headerSB.append("'").append(refinedHead).append("'").append(","); } String headerStringInJSONList = headerSB.deleteCharAt(headerSB.length() - 1).append("]").toString(); returnMap.put("header", headerStringInJSONList); String line = br.readLine(); int skipCount = interval; // to be compatible with previous version, check the length before adding while (StringUtils.isNotBlank(line)) { if (skipCount < interval) { skipCount++; } else { skipCount = 1; String[] records = StringUtils.split(line, ","); for (int i = 0; i < records.length; i++) { if ("null".equals(records[i]) || "undefined".equals(records[i])) { dataStringBuilders.get(i).append("null").append(","); } else { dataStringBuilders.get(i).append(records[i]).append(","); } } line = br.readLine(); } } for (int i = 0; i < refinedHeaders.length; i++) { StringBuilder dataSB = dataStringBuilders.get(i); if (dataSB.charAt(dataSB.length() - 1) == ',') { dataSB.deleteCharAt(dataSB.length() - 1); } dataSB.append("]"); returnMap.put(refinedHeaders[i], dataSB.toString()); } } catch (IOException e) { LOGGER.error("Error while getting monitor: {} data file:{}", plugin, pluginDataFile); LOGGER.error(e.getMessage(), e); } finally { IOUtils.closeQuietly(br); } return returnMap; } /** * Get json string that contains test report data as a json string. * * @param testId test id * @param key key * @param interval interval to collect data * @return json list */ public String getSingleReportDataAsJson(long testId, String key, int interval) { File reportDataFile = getReportDataFile(testId, key); return getFileDataAsJson(reportDataFile, interval); } /** * Get list that contains test report data as a string. * * @param testId test id * @param key report key * @param onlyTotal true if only total show be passed * @param interval interval to collect data * @return list containing label and tps value list */ public Pair<ArrayList<String>, ArrayList<String>> getReportData(long testId, String key, boolean onlyTotal, int interval) { Pair<ArrayList<String>, ArrayList<String>> resultPair = Pair.of(new ArrayList<String>(), new ArrayList<String>()); List<File> reportDataFiles = onlyTotal ? Lists.newArrayList(getReportDataFile(testId, key)) : getReportDataFiles(testId, key); for (File file : reportDataFiles) { String buildReportName = buildReportName(key, file); if (key.equals(buildReportName)) { buildReportName = "Total"; } else { buildReportName = buildReportName.replace("_", " "); } resultPair.getFirst().add(buildReportName); resultPair.getSecond().add(getFileDataAsJson(file, interval)); } return resultPair; } private String buildReportName(String key, File file) { String reportName = FilenameUtils.removeExtension(file.getName()); if (key.equals(reportName)) { return reportName; } String[] baseName = StringUtils.split(reportName, "-", 2); if (SingleConsole.INTERESTING_PER_TEST_STATISTICS.contains(baseName[0]) && baseName.length >= 2) { reportName = baseName[1]; } return reportName; } /** * Get a single file for the given report key. * * @param testId test id * @param key key * @return return file */ public File getReportDataFile(long testId, String key) { File reportFolder = config.getHome().getPerfTestReportDirectory(String.valueOf(testId)); return new File(reportFolder, key + ".data"); } /** * Get files respectively if there are multiple tests. * * @param testId test id * @param key report key * @return return file list */ public List<File> getReportDataFiles(long testId, String key) { File reportFolder = config.getHome().getPerfTestReportDirectory(String.valueOf(testId)); FileFilter fileFilter = new WildcardFileFilter(key + "*.data"); File[] files = reportFolder.listFiles(fileFilter); Arrays.sort(files, new Comparator<File>() { @Override public int compare(File o1, File o2) { return FilenameUtils.getBaseName(o1.getName()).compareTo(FilenameUtils.getBaseName(o2.getName())); } }); return Arrays.asList(files); } /** * Get the test report data as a json string. * * @param targetFile target file * @param interval interval to collect data * @return json string */ private String getFileDataAsJson(File targetFile, int interval) { if (!targetFile.exists()) { return "[]"; } StringBuilder reportData = new StringBuilder("["); FileReader reader = null; BufferedReader br = null; try { reader = new FileReader(targetFile); br = new BufferedReader(reader); String data = br.readLine(); int current = 0; while (StringUtils.isNotBlank(data)) { if (0 == current) { reportData.append(data); reportData.append(","); } if (++current >= interval) { current = 0; } data = br.readLine(); } if (reportData.charAt(reportData.length() - 1) == ',') { reportData.deleteCharAt(reportData.length() - 1); } } catch (IOException e) { LOGGER.error("Report data retrieval is failed: {}", e.getMessage()); LOGGER.debug("Trace is : ", e); } finally { IOUtils.closeQuietly(reader); IOUtils.closeQuietly(br); } return reportData.append("]").toString(); } /* * (non-Javadoc) * * @see org.ngrinder.service.IPerfTestService#getAll(java.util.Date, java.util.Date) */ @Override public List<PerfTest> getAll(Date start, Date end) { return perfTestRepository.findAllByCreatedTime(start, end); } /* * (non-Javadoc) * * @see org.ngrinder.service.IPerfTestService#getAll(java.util.Date, java.util.Date, java.lang.String) */ @Override public List<PerfTest> getAll(Date start, Date end, String region) { return perfTestRepository.findAllByCreatedTimeAndRegion(start, end, region); } }