org.springframework.util.StopWatch#start ( )源码实例Demo

下面列出了org.springframework.util.StopWatch#start ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。

源代码1 项目： spring-analysis-note 文件： MapAccessTests.java

@Test
public void testGetValuePerformance() throws Exception {
	Assume.group(TestGroup.PERFORMANCE);
	Map<String, String> map = new HashMap<>();
	map.put("key", "value");
	EvaluationContext context = new StandardEvaluationContext(map);

	ExpressionParser spelExpressionParser = new SpelExpressionParser();
	Expression expr = spelExpressionParser.parseExpression("#root['key']");

	StopWatch s = new StopWatch();
	s.start();
	for (int i = 0; i < 10000; i++) {
		expr.getValue(context);
	}
	s.stop();
	assertThat(s.getTotalTimeMillis(), lessThan(200L));
}

源代码2 项目： java-technology-stack 文件： AnnotationProcessorPerformanceTests.java

@Test
public void testPrototypeCreationWithOverriddenAutowiredPropertiesIsFastEnough() {
	GenericApplicationContext ctx = new GenericApplicationContext();
	AnnotationConfigUtils.registerAnnotationConfigProcessors(ctx);
	ctx.refresh();

	RootBeanDefinition rbd = new RootBeanDefinition(AutowiredAnnotatedTestBean.class);
	rbd.setScope(RootBeanDefinition.SCOPE_PROTOTYPE);
	rbd.getPropertyValues().add("spouse", new RuntimeBeanReference("spouse"));
	ctx.registerBeanDefinition("test", rbd);
	ctx.registerBeanDefinition("spouse", new RootBeanDefinition(TestBean.class));
	TestBean spouse = (TestBean) ctx.getBean("spouse");
	StopWatch sw = new StopWatch();
	sw.start("prototype");
	for (int i = 0; i < 100000; i++) {
		TestBean tb = (TestBean) ctx.getBean("test");
		assertSame(spouse, tb.getSpouse());
	}
	sw.stop();
	assertTrue("Prototype creation took too long: " + sw.getTotalTimeMillis(), sw.getTotalTimeMillis() < 6000);
}

源代码3 项目： spring4-understanding 文件： GenericConversionServiceTests.java

@Test
public void testPerformance2() throws Exception {
	Assume.group(TestGroup.PERFORMANCE);
	StopWatch watch = new StopWatch("list<string> -> list<integer> conversionPerformance");
	watch.start("convert 4,000,000 with conversion service");
	List<String> source = new LinkedList<String>();
	source.add("1");
	source.add("2");
	source.add("3");
	TypeDescriptor td = new TypeDescriptor(getClass().getField("list"));
	for (int i = 0; i < 1000000; i++) {
		conversionService.convert(source, TypeDescriptor.forObject(source), td);
	}
	watch.stop();
	watch.start("convert 4,000,000 manually");
	for (int i = 0; i < 4000000; i++) {
		List<Integer> target = new ArrayList<Integer>(source.size());
		for (String element : source) {
			target.add(Integer.valueOf(element));
		}
	}
	watch.stop();
	// System.out.println(watch.prettyPrint());
}

源代码4 项目： java-technology-stack 文件： DefaultListableBeanFactoryTests.java

@Test
public void testPrototypeCreationWithDependencyCheckIsFastEnough() {
	Assume.group(TestGroup.PERFORMANCE);
	Assume.notLogging(factoryLog);
	DefaultListableBeanFactory lbf = new DefaultListableBeanFactory();
	RootBeanDefinition rbd = new RootBeanDefinition(LifecycleBean.class);
	rbd.setScope(RootBeanDefinition.SCOPE_PROTOTYPE);
	rbd.setDependencyCheck(RootBeanDefinition.DEPENDENCY_CHECK_OBJECTS);
	lbf.registerBeanDefinition("test", rbd);
	lbf.addBeanPostProcessor(new LifecycleBean.PostProcessor());
	lbf.freezeConfiguration();
	StopWatch sw = new StopWatch();
	sw.start("prototype");
	for (int i = 0; i < 100000; i++) {
		lbf.getBean("test");
	}
	sw.stop();
	// System.out.println(sw.getTotalTimeMillis());
	assertTrue("Prototype creation took too long: " + sw.getTotalTimeMillis(), sw.getTotalTimeMillis() < 3000);
}

源代码5 项目： java-technology-stack 文件： AspectJAutoProxyCreatorTests.java

@Test
public void testAspectsAndAdvisorNotAppliedToManySingletonsIsFastEnough() {
	Assume.group(TestGroup.PERFORMANCE);
	Assume.notLogging(factoryLog);

	GenericApplicationContext ac = new GenericApplicationContext();

	new XmlBeanDefinitionReader(ac).loadBeanDefinitions(new ClassPathResource(qName("aspectsPlusAdvisor.xml"),
			getClass()));
	for (int i = 0; i < 10000; i++) {
		ac.registerBeanDefinition("singleton" + i, new RootBeanDefinition(NestedTestBean.class));
	}
	StopWatch sw = new StopWatch();
	sw.start("Singleton Creation");
	ac.refresh();
	sw.stop();

	// What's a reasonable expectation for _any_ server or developer machine load?
	// 8 seconds?
	assertStopWatchTimeLimit(sw, 8000);
}

源代码6 项目： pinpoint 文件： FilteredMapServiceImpl.java

@Override
public ApplicationMap selectApplicationMapWithScatterData(List<TransactionId> transactionIdList, Range originalRange, Range scanRange, int xGroupUnit, int yGroupUnit, Filter<List<SpanBo>> filter, int version) {
    Objects.requireNonNull(transactionIdList, "transactionIdList");
    Objects.requireNonNull(originalRange, "originalRange");
    Objects.requireNonNull(scanRange, "scanRange");
    Objects.requireNonNull(filter, "filter");

    StopWatch watch = new StopWatch();
    watch.start();

    final List<List<SpanBo>> filterList = selectFilteredSpan(transactionIdList, filter);
    FilteredMapBuilder filteredMapBuilder = new FilteredMapBuilder(applicationFactory, registry, originalRange, version);
    filteredMapBuilder.serverMapDataFilter(serverMapDataFilter);
    filteredMapBuilder.addTransactions(filterList);
    FilteredMap filteredMap = filteredMapBuilder.build();

    ApplicationMap map = createMap(originalRange, filteredMap);

    Map<Application, ScatterData> applicationScatterData = filteredMap.getApplicationScatterData(originalRange.getFrom(), originalRange.getTo(), xGroupUnit, yGroupUnit);
    ApplicationMapWithScatterData applicationMapWithScatterData = new ApplicationMapWithScatterData(map, applicationScatterData);

    watch.stop();
    logger.debug("Select filtered application map elapsed. {}ms", watch.getTotalTimeMillis());

    return applicationMapWithScatterData;
}

源代码7 项目： spring4-understanding 文件： DefaultListableBeanFactoryTests.java

/**
 * @Test
 * public void testPrototypeCreationIsFastEnough2() throws Exception {
 * if (factoryLog.isTraceEnabled() || factoryLog.isDebugEnabled()) {
 * // Skip this test: Trace logging blows the time limit.
 * return;
 * }
 * DefaultListableBeanFactory lbf = new DefaultListableBeanFactory();
 * Method setBeanNameMethod = TestBean.class.getMethod("setBeanName", String.class);
 * Method setBeanFactoryMethod = TestBean.class.getMethod("setBeanFactory", BeanFactory.class);
 * StopWatch sw = new StopWatch();
 * sw.start("prototype");
 * for (int i = 0; i < 100000; i++) {
 * TestBean tb = TestBean.class.newInstance();
 * setBeanNameMethod.invoke(tb, "test");
 * setBeanFactoryMethod.invoke(tb, lbf);
 * }
 * sw.stop();
 * // System.out.println(sw.getTotalTimeMillis());
 * assertTrue("Prototype creation took too long: " + sw.getTotalTimeMillis(), sw.getTotalTimeMillis() < 500);
 * }
 */

@Test
@Ignore  // TODO re-enable when ConstructorResolver TODO sorted out
public void testPrototypeCreationWithConstructorArgumentsIsFastEnough() {
	Assume.group(TestGroup.PERFORMANCE);
	Assume.notLogging(factoryLog);
	DefaultListableBeanFactory lbf = new DefaultListableBeanFactory();
	RootBeanDefinition rbd = new RootBeanDefinition(TestBean.class);
	rbd.setScope(RootBeanDefinition.SCOPE_PROTOTYPE);
	rbd.getConstructorArgumentValues().addGenericArgumentValue("juergen");
	rbd.getConstructorArgumentValues().addGenericArgumentValue("99");
	lbf.registerBeanDefinition("test", rbd);
	StopWatch sw = new StopWatch();
	sw.start("prototype");
	for (int i = 0; i < 100000; i++) {
		TestBean tb = (TestBean) lbf.getBean("test");
		assertEquals("juergen", tb.getName());
		assertEquals(99, tb.getAge());
	}
	sw.stop();
	// System.out.println(sw.getTotalTimeMillis());
	assertTrue("Prototype creation took too long: " + sw.getTotalTimeMillis(), sw.getTotalTimeMillis() < 3000);
}

源代码8 项目： spring4-understanding 文件： MapAccessTests.java

@Test
public void testGetValuePerformance() throws Exception {
	Assume.group(TestGroup.PERFORMANCE);
	Map<String, String> map = new HashMap<String, String>();
	map.put("key", "value");
	EvaluationContext context = new StandardEvaluationContext(map);

	ExpressionParser spelExpressionParser = new SpelExpressionParser();
	Expression expr = spelExpressionParser.parseExpression("#root['key']");

	StopWatch s = new StopWatch();
	s.start();
	for (int i = 0; i < 10000; i++) {
		expr.getValue(context);
	}
	s.stop();
	assertThat(s.getTotalTimeMillis(), lessThan(200L));
}

源代码9 项目： spring-analysis-note 文件： GenericConversionServiceTests.java

@Test
public void testPerformance2() throws Exception {
	Assume.group(TestGroup.PERFORMANCE);
	StopWatch watch = new StopWatch("list<string> -> list<integer> conversionPerformance");
	watch.start("convert 4,000,000 with conversion service");
	List<String> source = new LinkedList<>();
	source.add("1");
	source.add("2");
	source.add("3");
	TypeDescriptor td = new TypeDescriptor(getClass().getField("list"));
	for (int i = 0; i < 1000000; i++) {
		conversionService.convert(source, TypeDescriptor.forObject(source), td);
	}
	watch.stop();
	watch.start("convert 4,000,000 manually");
	for (int i = 0; i < 4000000; i++) {
		List<Integer> target = new ArrayList<>(source.size());
		for (String element : source) {
			target.add(Integer.valueOf(element));
		}
	}
	watch.stop();
	// System.out.println(watch.prettyPrint());
}

源代码10 项目： lams 文件： CustomizableTraceInterceptor.java

/**
 * Writes a log message before the invocation based on the value of {@code enterMessage}.
 * If the invocation succeeds, then a log message is written on exit based on the value
 * {@code exitMessage}. If an exception occurs during invocation, then a message is
 * written based on the value of {@code exceptionMessage}.
 * @see #setEnterMessage
 * @see #setExitMessage
 * @see #setExceptionMessage
 */
@Override
protected Object invokeUnderTrace(MethodInvocation invocation, Log logger) throws Throwable {
	String name = ClassUtils.getQualifiedMethodName(invocation.getMethod());
	StopWatch stopWatch = new StopWatch(name);
	Object returnValue = null;
	boolean exitThroughException = false;
	try {
		stopWatch.start(name);
		writeToLog(logger,
				replacePlaceholders(this.enterMessage, invocation, null, null, -1));
		returnValue = invocation.proceed();
		return returnValue;
	}
	catch (Throwable ex) {
		if (stopWatch.isRunning()) {
			stopWatch.stop();
		}
		exitThroughException = true;
		writeToLog(logger, replacePlaceholders(
				this.exceptionMessage, invocation, null, ex, stopWatch.getTotalTimeMillis()), ex);
		throw ex;
	}
	finally {
		if (!exitThroughException) {
			if (stopWatch.isRunning()) {
				stopWatch.stop();
			}
			writeToLog(logger, replacePlaceholders(
					this.exitMessage, invocation, returnValue, null, stopWatch.getTotalTimeMillis()));
		}
	}
}

源代码11 项目： openapi-generator 文件： OpenAPIDocumentationConfig.java

@Bean
public Docket swaggerSpringfoxDocket(PkmstProperties pkmstProperties) {
    StopWatch watch = new StopWatch();
    watch.start();
    Contact contact = new Contact(
    		pkmstProperties.getSwagger().getContactName(),
    		pkmstProperties.getSwagger().getContactUrl(),
    		pkmstProperties.getSwagger().getContactEmail());

    ApiInfo apiInfo = new ApiInfo(
    		pkmstProperties.getSwagger().getTitle(),
    		pkmstProperties.getSwagger().getDescription(),
    		pkmstProperties.getSwagger().getVersion(),
    		pkmstProperties.getSwagger().getTermsOfServiceUrl(),
        contact,
        pkmstProperties.getSwagger().getLicense(),
        pkmstProperties.getSwagger().getLicenseUrl());

    Docket docket = new Docket(DocumentationType.SWAGGER_2)
        .apiInfo(apiInfo)
        .forCodeGeneration(true)
        .genericModelSubstitutes(ResponseEntity.class)
        .ignoredParameterTypes(java.sql.Date.class)
        .directModelSubstitute(java.time.LocalDate.class, java.sql.Date.class)
        .directModelSubstitute(java.time.ZonedDateTime.class, Date.class)
        .directModelSubstitute(java.time.LocalDateTime.class, Date.class)
        .select()
        .apis(RequestHandlerSelectors.basePackage("com.prokarma.pkmst"))
       // .paths(regex(DEFAULT_INCLUDE_PATTERN))
        .paths(PathSelectors.any())
        .build();
    watch.stop();
    return docket;
}

源代码12 项目： spring-analysis-note 文件： ApplicationContextExpressionTests.java

@Test
public void prototypeCreationIsFastEnough() {
	Assume.group(TestGroup.PERFORMANCE);
	Assume.notLogging(factoryLog);
	GenericApplicationContext ac = new GenericApplicationContext();
	RootBeanDefinition rbd = new RootBeanDefinition(TestBean.class);
	rbd.setScope(RootBeanDefinition.SCOPE_PROTOTYPE);
	rbd.getConstructorArgumentValues().addGenericArgumentValue("#{systemProperties.name}");
	rbd.getPropertyValues().add("country", "#{systemProperties.country}");
	ac.registerBeanDefinition("test", rbd);
	ac.refresh();
	StopWatch sw = new StopWatch();
	sw.start("prototype");
	System.getProperties().put("name", "juergen");
	System.getProperties().put("country", "UK");
	try {
		for (int i = 0; i < 100000; i++) {
			TestBean tb = (TestBean) ac.getBean("test");
			assertEquals("juergen", tb.getName());
			assertEquals("UK", tb.getCountry());
		}
		sw.stop();
	}
	finally {
		System.getProperties().remove("country");
		System.getProperties().remove("name");
	}
	assertTrue("Prototype creation took too long: " + sw.getTotalTimeMillis(), sw.getTotalTimeMillis() < 6000);
}

源代码13 项目： NetworkDisk_Storage 文件： RegistController.java

/**
 * 上传用户头像
 *
 * @author: quhailong
 * @date: 2019/9/26
 */
//@RequestMapping(value = "api/uploadPic", method = { RequestMethod.POST })
@RequestMapping(value = "uploadpic", method = RequestMethod.POST)
public RestAPIResult<String> uploadPic(@RequestParam("uid") String uid, @RequestParam("file") MultipartFile file) throws IOException {
    logger.info("上传用户头像请求URL：{}", httpServletRequest.getRequestURL());
    StopWatch stopWatch = new StopWatch();
    stopWatch.start();
    logger.info("上传用户头像数据处理开始,uid:{}", uid);
    RestAPIResult<String> result = registProvider.uploadPicHandle(uid, file);
    logger.info("上传用户头像数据处理结束,result:{}", result);
    stopWatch.stop();
    logger.info("上传用户头像调用时间,millies:{}", stopWatch.getTotalTimeMillis());
    return result;
}

源代码14 项目： NetworkDisk_Storage 文件： RegistController.java

/**
 * 手机号查重
 *
 * @author: quhailong
 * @date: 2019/9/25
 */
@RequestMapping(value = "regcheckphone", method = RequestMethod.GET)
public RestAPIResult<String> checkPhone(@RequestParam("phoneNum") String phoneNum) {
    logger.info("手机号查重请求URL：{}", httpServletRequest.getRequestURL());
    StopWatch stopWatch = new StopWatch();
    stopWatch.start();
    logger.info("手机号查重数据处理开始,phoneNum:{}", phoneNum);
    RestAPIResult<String> result = registProvider.checkPhoneHandle(phoneNum);
    logger.info("手机号查重数据处理结束,result:{}", result);
    stopWatch.stop();
    logger.info("手机号查重调用时间,millies:{}", stopWatch.getTotalTimeMillis());
    return result;
}

源代码15 项目： java-technology-stack 文件： PerformanceMonitorInterceptor.java

@Override
protected Object invokeUnderTrace(MethodInvocation invocation, Log logger) throws Throwable {
	String name = createInvocationTraceName(invocation);
	StopWatch stopWatch = new StopWatch(name);
	stopWatch.start(name);
	try {
		return invocation.proceed();
	}
	finally {
		stopWatch.stop();
		writeToLog(logger, stopWatch.shortSummary());
	}
}

源代码16 项目： spring4-understanding 文件： PortletRequestUtilsTests.java

@Test
public void testGetLongParameterWithDefaultValueHandlingIsFastEnough() {
	Assume.group(TestGroup.PERFORMANCE);
	MockPortletRequest request = new MockPortletRequest();
	StopWatch sw = new StopWatch();
	sw.start();
	for (int i = 0; i < 1000000; i++) {
		PortletRequestUtils.getLongParameter(request, "nonExistingParam", 0);
	}
	sw.stop();
	assertThat(sw.getTotalTimeMillis(), lessThan(250L));
}

源代码17 项目： java-technology-stack 文件： AbstractPropertyAccessorTests.java

@Test
public void setPrimitiveArrayPropertyLargeMatching() {
	Assume.group(TestGroup.PERFORMANCE);
	Assume.notLogging(LogFactory.getLog(AbstractPropertyAccessorTests.class));

	PrimitiveArrayBean target = new PrimitiveArrayBean();
	AbstractPropertyAccessor accessor = createAccessor(target);
	int[] input = new int[1024];
	StopWatch sw = new StopWatch();
	sw.start("array1");
	for (int i = 0; i < 1000; i++) {
		accessor.setPropertyValue("array", input);
	}
	sw.stop();
	assertEquals(1024, target.getArray().length);
	assertEquals(0, target.getArray()[0]);
	long time1 = sw.getLastTaskTimeMillis();
	assertTrue("Took too long", sw.getLastTaskTimeMillis() < 100);

	accessor.registerCustomEditor(String.class, new StringTrimmerEditor(false));
	sw.start("array2");
	for (int i = 0; i < 1000; i++) {
		accessor.setPropertyValue("array", input);
	}
	sw.stop();
	assertTrue("Took too long", sw.getLastTaskTimeMillis() < 125);

	accessor.registerCustomEditor(int.class, "array.somePath", new CustomNumberEditor(Integer.class, false));
	sw.start("array3");
	for (int i = 0; i < 1000; i++) {
		accessor.setPropertyValue("array", input);
	}
	sw.stop();
	assertTrue("Took too long", sw.getLastTaskTimeMillis() < 100);

	accessor.registerCustomEditor(int.class, "array[0].somePath", new CustomNumberEditor(Integer.class, false));
	sw.start("array3");
	for (int i = 0; i < 1000; i++) {
		accessor.setPropertyValue("array", input);
	}
	sw.stop();
	assertTrue("Took too long", sw.getLastTaskTimeMillis() < 100);

	accessor.registerCustomEditor(int.class, new CustomNumberEditor(Integer.class, false));
	sw.start("array4");
	for (int i = 0; i < 100; i++) {
		accessor.setPropertyValue("array", input);
	}
	sw.stop();
	assertEquals(1024, target.getArray().length);
	assertEquals(0, target.getArray()[0]);
	assertTrue("Took too long", sw.getLastTaskTimeMillis() > time1);
}

源代码18 项目： spring-batch-performance-tuning 文件： JobDurationListener.java

public void beforeJob(JobExecution jobExecution) {
	stopWatch = new StopWatch();
	stopWatch.start("Processing image submissions");
}

源代码19 项目： pinpoint 文件： ScatterChartController.java

/**
 * @param applicationName
 * @param from
 * @param to
 * @param limit           max number of data return. if the requested data exceed this limit, we need additional calls to
 *                        fetch the rest of the data
 * @return
 */
@RequestMapping(value = "/getScatterData", method = RequestMethod.GET)
@ResponseBody
public ScatterView.ResultView getScatterData(
        @RequestParam("application") String applicationName,
        @RequestParam("from") long from,
        @RequestParam("to") long to,
        @RequestParam("xGroupUnit") int xGroupUnit,
        @RequestParam("yGroupUnit") int yGroupUnit,
        @RequestParam("limit") int limit,
        @RequestParam(value = "backwardDirection", required = false, defaultValue = "true") boolean backwardDirection,
        @RequestParam(value = "filter", required = false) String filterText) {
    if (xGroupUnit <= 0) {
        throw new IllegalArgumentException("xGroupUnit(" + xGroupUnit + ") must be positive number");
    }
    if (yGroupUnit < 0) {
        throw new IllegalArgumentException("yGroupUnit(" + yGroupUnit + ") may not be negative number");
    }

    limit = LimitUtils.checkRange(limit);

    StopWatch watch = new StopWatch();
    watch.start("getScatterData");

    // TODO range check verification exception occurs. "from" is bigger than "to"
    final Range range = Range.newUncheckedRange(from, to);
    logger.debug("fetch scatter data. RANGE={}, X-Group-Unit:{}, Y-Group-Unit:{}, LIMIT={}, BACKWARD_DIRECTION:{}, FILTER:{}", range, xGroupUnit, yGroupUnit, limit, backwardDirection, filterText);

    ScatterView.DotView dotView;
    if (StringUtils.isEmpty(filterText)) {
        dotView = selectScatterData(applicationName, range, xGroupUnit, Math.max(yGroupUnit, 1), limit, backwardDirection);
    } else {
        dotView = selectFilterScatterData(applicationName, range, xGroupUnit, Math.max(yGroupUnit, 1), limit, backwardDirection, filterText);
    }
    ScatterView.Status status = new ScatterView.Status(System.currentTimeMillis(), range);
    watch.stop();

    if (logger.isDebugEnabled()) {
        logger.debug("Fetch scatterData time : {}ms", watch.getLastTaskTimeMillis());
    }

    return ScatterView.wrapResult(dotView, status);
}

源代码20 项目： kfs 文件： FileRenameStep.java

@Override
public boolean execute(String jobName, Date jobRunDate) {
    StopWatch stopWatch = new StopWatch();
    stopWatch.start(jobName);
    String filePath = batchFileDirectoryName + File.separator;
    List<String> fileNameList = new ArrayList<String>();
    fileNameList.add(GeneralLedgerConstants.BatchFileSystem.NIGHTLY_OUT_FILE);
    fileNameList.add(GeneralLedgerConstants.BatchFileSystem.COLLECTOR_SCRUBBER_INPUT_FILE);
    fileNameList.add(GeneralLedgerConstants.BatchFileSystem.COLLECTOR_SCRUBBER_VALID_OUTPUT_FILE);
    fileNameList.add(GeneralLedgerConstants.BatchFileSystem.COLLECTOR_SCRUBBER_ERROR_OUTPUT_FILE);
    fileNameList.add(GeneralLedgerConstants.BatchFileSystem.COLLECTOR_SCRUBBER_EXPIRED_OUTPUT_FILE);
    fileNameList.add(GeneralLedgerConstants.BatchFileSystem.COLLECTOR_SCRUBBER_ERROR_SORTED_FILE);
    fileNameList.add(GeneralLedgerConstants.BatchFileSystem.BACKUP_FILE);
    fileNameList.add(GeneralLedgerConstants.BatchFileSystem.PRE_SCRUBBER_FILE);
    fileNameList.add(GeneralLedgerConstants.BatchFileSystem.SCRUBBER_INPUT_FILE);
    fileNameList.add(GeneralLedgerConstants.BatchFileSystem.SCRUBBER_VALID_OUTPUT_FILE);
    fileNameList.add(GeneralLedgerConstants.BatchFileSystem.SCRUBBER_ERROR_OUTPUT_FILE);
    fileNameList.add(GeneralLedgerConstants.BatchFileSystem.SCRUBBER_EXPIRED_OUTPUT_FILE);
    fileNameList.add(GeneralLedgerConstants.BatchFileSystem.SCRUBBER_ERROR_SORTED_FILE);
    fileNameList.add(GeneralLedgerConstants.BatchFileSystem.DEMERGER_VAILD_OUTPUT_FILE);
    fileNameList.add(GeneralLedgerConstants.BatchFileSystem.DEMERGER_ERROR_OUTPUT_FILE);
    fileNameList.add(GeneralLedgerConstants.BatchFileSystem.POSTER_INPUT_FILE);
    fileNameList.add(GeneralLedgerConstants.BatchFileSystem.REVERSAL_POSTER_VALID_OUTPUT_FILE);
    fileNameList.add(GeneralLedgerConstants.BatchFileSystem.REVERSAL_POSTER_ERROR_OUTPUT_FILE);
    fileNameList.add(GeneralLedgerConstants.BatchFileSystem.POSTER_VALID_OUTPUT_FILE);
    fileNameList.add(GeneralLedgerConstants.BatchFileSystem.POSTER_ERROR_OUTPUT_FILE);
    fileNameList.add(GeneralLedgerConstants.BatchFileSystem.ICR_TRANSACTIONS_OUTPUT_FILE);
    fileNameList.add(GeneralLedgerConstants.BatchFileSystem.ICR_POSTER_INPUT_FILE);
    fileNameList.add(GeneralLedgerConstants.BatchFileSystem.ICR_POSTER_ERROR_OUTPUT_FILE);
    fileNameList.add(GeneralLedgerConstants.BatchFileSystem.ICR_ENCUMBRANCE_OUTPUT_FILE);
    fileNameList.add(GeneralLedgerConstants.BatchFileSystem.ICR_ENCUMBRANCE_POSTER_INPUT_FILE);
    fileNameList.add(GeneralLedgerConstants.BatchFileSystem.ICR_ENCUMBRANCE_POSTER_ERROR_OUTPUT_FILE);

    for (String fileName : fileNameList){
        File file = new File(filePath + fileName + GeneralLedgerConstants.BatchFileSystem.EXTENSION);
        if (file.exists()) {
            String changedFileName = filePath + fileName + "." + getDateTimeService().toDateTimeStringForFilename(jobRunDate);
            file.renameTo(new File(changedFileName + GeneralLedgerConstants.BatchFileSystem.EXTENSION));
        }
    }


    stopWatch.stop();
    if (LOG.isDebugEnabled()) {
        LOG.debug("FileRenameStep of " + jobName + " took " + (stopWatch.getTotalTimeSeconds() / 60.0) + " minutes to complete");
    }
    return true;
}

方法所在类

org.springframework.util.StopWatch