Example usage for java.lang.reflect Method getAnnotation

Introduction

In this page you can find the example usage for java.lang.reflect Method getAnnotation.

Prototype

public <T extends Annotation> T getAnnotation(Class<T> annotationClass)

Source Link

Usage

From source file:net.nelz.simplesm.aop.UpdateMultiCacheAdvice.java

@AfterReturning(pointcut = "updateMulti()", returning = "retVal")
public Object cacheUpdateSingle(final JoinPoint jp, final Object retVal) throws Throwable {
    // For Update*Cache, an AfterReturning aspect is fine. We will only apply our caching
    // after the underlying method completes successfully, and we will have the same
    // access to the method params.
    try {//from www. j a v  a 2 s  . c o  m
        final Method methodToCache = getMethodToCache(jp);
        final UpdateMultiCache annotation = methodToCache.getAnnotation(UpdateMultiCache.class);
        final AnnotationData annotationData = AnnotationDataBuilder.buildAnnotationData(annotation,
                UpdateMultiCache.class, methodToCache);
        final List<Object> dataList = annotationData.getDataIndex() == -1 ? (List<Object>) retVal
                : (List<Object>) getIndexObject(annotationData.getDataIndex(), jp, methodToCache);
        final List<Object> keyObjects = getKeyObjects(annotationData.getKeyIndex(), retVal, jp, methodToCache);
        final List<String> cacheKeys = getCacheKeys(keyObjects, annotationData);
        updateCache(cacheKeys, dataList, methodToCache, annotationData);
    } catch (Exception ex) {
        LOG.warn("Updating caching via " + jp.toShortString() + " aborted due to an error.", ex);
    }
    return retVal;
}

From source file:com.ephesoft.dcma.workflows.aspects.DCMAPostProcessAspect.java

/**
 * Find and execute the method for this aspect.
 * /*from   w w  w  . jav  a 2  s . co m*/
 * @param joinPoint {@link JoinPoint}
 * @param target {@link Object}
 * @param methods {@link Method}[]
 * @throws IllegalAccessException
 * @throws InvocationTargetException
 */
private void findAspectMethodsToExecute(final JoinPoint joinPoint, final Object target, final Method[] methods)
        throws IllegalAccessException, InvocationTargetException {
    for (int methodIndex = 0; methodIndex < methods.length; methodIndex++) {
        Method method = methods[methodIndex];
        Annotation annotation = method.getAnnotation(PostProcess.class);
        if (null != annotation && joinPoint.getArgs().length >= 1) {
            Object aJoinPoint = joinPoint.getArgs()[0];
            if (aJoinPoint instanceof BatchInstanceID) {
                method.invoke(target, aJoinPoint, joinPoint.getArgs()[1]);
            } else {
                LOGGER.info("Method ", method,
                        " does not comply to Post-process agreement, thus method not invoked.");
            }
        }
    }
}

From source file:com.ephesoft.dcma.workflows.aspects.DCMAPreProcessAspect.java

/**
 * Find and execute the method for this aspect.
 * /*from  ww w.j  a v a 2s.co  m*/
 * @param joinPoint {@link JoinPoint}
 * @param target {@link Object}
 * @param methods {@link Method}[]
 * @throws IllegalAccessException
 * @throws InvocationTargetException
 */
private void findAspectMethodsToExecute(final JoinPoint joinPoint, final Object target, final Method[] methods)
        throws IllegalAccessException, InvocationTargetException {
    for (int methodIndex = 0; methodIndex < methods.length; methodIndex++) {
        Method method = methods[methodIndex];
        Annotation annotation = method.getAnnotation(PreProcess.class);
        if (null != annotation && joinPoint.getArgs().length >= 1) {
            Object aJoinPoint = joinPoint.getArgs()[0];
            if (aJoinPoint instanceof BatchInstanceID) {
                method.invoke(target, aJoinPoint, joinPoint.getArgs()[1]);
            } else {
                LOGGER.info("Method ", method,
                        " does not comply to Pre-process agreement, thus method not invoked.");
            }
        }
    }
}

From source file:com.github.lightdocs.processor.DocumentedByAnnotationProcessor.java

@Subscribe
public void handle(OperationAddedEvent e) {
    Method method = e.getMethod();
    Operation operation = e.getOperation();
    DocumentedBy ann = method.getAnnotation(DocumentedBy.class);

    if (ann != null) {
        runDocumentationScriptInAnnotation(operation, ann);
    }/*  w  w w. j  a v a  2 s.  com*/
}

From source file:org.manalith.ircbot.plugin.PluginManager.java

private void extractEventDelegates(Plugin plugin) {
    Method[] methods = plugin.getClass().getDeclaredMethods();
    for (Method method : methods) {
        BotCommand command = method.getAnnotation(BotCommand.class);
        if (command != null) {
            commands.put(new Command(method, plugin), plugin);
            continue;
        }/*www .  j ava2 s  .  c om*/

        BotFilter filter = method.getAnnotation(BotFilter.class);
        if (filter != null) {
            filters.put(method, plugin);
            continue;
        }

        BotTimer timer = method.getAnnotation(BotTimer.class);
        if (timer != null) {
            timers.put(method, plugin);
            continue;
        }
    }
}

From source file:org.socialsignin.spring.data.dynamodb.repository.support.DynamoDBHashAndRangeKeyExtractingEntityMetadataImpl.java

@Override
public Set<String> getIndexRangeKeyPropertyNames() {
    final Set<String> propertyNames = new HashSet<String>();
    ReflectionUtils.doWithMethods(getJavaType(), new MethodCallback() {
        public void doWith(Method method) {
            if (method.getAnnotation(DynamoDBIndexRangeKey.class) != null) {
                if ((method.getAnnotation(DynamoDBIndexRangeKey.class).localSecondaryIndexName() != null
                        && method.getAnnotation(DynamoDBIndexRangeKey.class).localSecondaryIndexName().trim()
                                .length() > 0)
                        || (method.getAnnotation(DynamoDBIndexRangeKey.class).localSecondaryIndexNames() != null
                                && method.getAnnotation(DynamoDBIndexRangeKey.class)
                                        .localSecondaryIndexNames().length > 0)) {
                    propertyNames.add(getPropertyNameForAccessorMethod(method));
                }/*  w  w  w. j  ava 2s.  c  om*/
            }
        }
    });
    ReflectionUtils.doWithFields(getJavaType(), new FieldCallback() {
        public void doWith(Field field) {
            if (field.getAnnotation(DynamoDBIndexRangeKey.class) != null) {
                if ((field.getAnnotation(DynamoDBIndexRangeKey.class).localSecondaryIndexName() != null
                        && field.getAnnotation(DynamoDBIndexRangeKey.class).localSecondaryIndexName().trim()
                                .length() > 0)
                        || (field.getAnnotation(DynamoDBIndexRangeKey.class).localSecondaryIndexNames() != null
                                && field.getAnnotation(DynamoDBIndexRangeKey.class)
                                        .localSecondaryIndexNames().length > 0)) {
                    propertyNames.add(getPropertyNameForField(field));
                }
            }
        }
    });
    return propertyNames;
}

From source file:com.ryantenney.metrics.spring.ExceptionMeteredMethodInterceptor.java

@Override
public void doWith(Method method) throws IllegalAccessException {
    final ExceptionMetered annotation = method.getAnnotation(ExceptionMetered.class);
    final String metricName = Util.forExceptionMeteredMethod(targetClass, method, annotation);
    final MethodKey methodKey = MethodKey.forMethod(method);
    final Meter meter = metrics.meter(metricName);

    meters.put(methodKey, new ExceptionMeter(meter, annotation.cause()));

    LOG.debug("Created Meter {} for method {}", metricName, methodKey);
}

From source file:nl.edia.xapi.proxy.StatementGeneratorMethodInterceptor.java

/**
 * Runs the {@link StatementGenerator} enhancement.
 * @param invocation/*  w w  w. ja v a 2  s  .  c o  m*/
 * @param returnValue
 * @throws IllegalAccessException
 * @throws InvocationTargetException
 */
protected void doAnalysis(MethodInvocation invocation, Object returnValue)
        throws IllegalAccessException, InvocationTargetException {
    // Get the called method
    Method method = invocation.getMethod();
    StatementGenerator annotation = method.getAnnotation(StatementGenerator.class);
    if (annotation != null) {
        nl.edia.xapi.statements.StatementGenerator bean = getStatementGenerator(annotation);
        if (bean == null) {
            LOG.error("Unable to locate StatementGenerator bean, @StatementGenerator annotation ignored.");
        } else {
            String verb = annotation.verb();
            Map<Class<?>, Object> values = AopReflectionUtils.getParameterClassesAndValues(invocation,
                    returnValue);
            gov.adlnet.xapi.model.Statement statement = bean.generate(verb, returnValue, values);
            StatementClient statementClient = statementClientFactory.build(invocation, returnValue);
            if (statement != null && statementClient != null) {
                send(statementClient, statement);
            }
        }
    }
}

From source file:org.vaadin.spring.boot.config.AbstractServletConfiguration.java

private void addInitParameters(ServletRegistrationBean servletRegistrationBean) {
    getLogger().info("Looking for servlet init parameters");
    int count = 0;
    final Method[] methods = VaadinServletConfiguration.class.getDeclaredMethods();
    for (Method method : methods) {
        VaadinServletConfiguration.InitParameterName name = method
                .getAnnotation(VaadinServletConfiguration.InitParameterName.class);
        String propertyValue = environment.getProperty(getServletConfigurationParameterPrefix() + name.value());
        if (propertyValue != null) {
            getLogger().info("Found servlet init parameter [{}] = [{}]", name.value(), propertyValue);
            servletRegistrationBean.addInitParameter(name.value(), propertyValue);
            count++;//from   ww  w . j  a va 2s  . c  o m
        }
    }
    if (count == 0) {
        getLogger().info("Found no servlet init parameters");
    }
}

From source file:pl.com.bottega.ecommerce.system.saga.impl.SimpleSagaEngine.java

private Method findHandlerMethodForEvent(Class<?> type, Object event) {
    for (Method method : type.getMethods()) {
        if (method.getAnnotation(SagaAction.class) != null || method.getAnnotation(LoadSaga.class) != null) {
            if (method.getParameterTypes().length == 1
                    && method.getParameterTypes()[0].isAssignableFrom(event.getClass())) {
                return method;
            }/*from  w  w  w  .ja v a  2 s  . c om*/
        }
    }
    throw new RuntimeException("no method handling " + event.getClass());
}