Example usage for javax.interceptor InvocationContext proceed

Introduction

In this page you can find the example usage for javax.interceptor InvocationContext proceed.

Prototype

public Object proceed() throws Exception;

Source Link

Document

Proceed to the next interceptor in the interceptor chain.

Usage

From source file:com.zuehlke.sbdfx.transport.BaseResource.java

protected Object interceptMethodsDelegate(final InvocationContext ctx) throws Exception {
    return ctx.proceed();
}

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From source file:br.com.blackhouse.internet.bindings.intercept.TransactionalInterceptor.java

@AroundInvoke
public Object invoke(InvocationContext context) throws Exception {
    EntityTransaction transaction = entityManager.getTransaction();

    try {//  ww  w .jav  a2 s. c  om
        if (!transaction.isActive()) {
            transaction.begin();
        }

        return context.proceed();

    } catch (Exception e) {
        logger.error("Exception in transactional method call", e);

        if (transaction != null) {
            transaction.rollback();
        }

        throw e;

    } finally {
        if (transaction != null && transaction.isActive()) {
            transaction.commit();
        }
    }

}

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From source file:EmployeeBean.java

  @AroundInvoke
public Object TimerLog(InvocationContext ctx) throws Exception {
  String beanClassName = ctx.getClass().getName();
  String businessMethodName = ctx.getMethod().getName();
  String target = beanClassName + "." + businessMethodName;
  long startTime = System.currentTimeMillis();
  System.out.println("Invoking " + target);
  try {/*from  w w  w  .  j  av a2 s  .  c om*/
    return ctx.proceed();
  } finally {
    System.out.println("Exiting " + target);
    long totalTime = System.currentTimeMillis() - startTime;
    System.out.println("Business method " + businessMethodName + "in " + beanClassName + "takes "
        + totalTime + "ms to execute");
  }
}

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From source file:eu.europa.ec.fisheries.uvms.interceptors.TracingInterceptor.java

@AroundInvoke
public Object logCall(InvocationContext context) throws Exception {

    final Stopwatch stopwatch = Stopwatch.createStarted();

    try {//from w  w  w  .j  ava2  s. co m

        Object[] parameters = context.getParameters();
        String params = "";
        for (Object parameter : parameters) {
            params += " " + String.valueOf(parameter);
        }

        log.debug(String.format("invocation of method %s with parameters %s", context.getMethod(), params));

        return context.proceed();

    } finally {
        log.info(String.format("Elapsed time ==> " + stopwatch));
    }
}

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From source file:com.flexive.rest.interceptors.FxRestCallInterceptor.java

@AroundInvoke
public Object aroundInvoke(InvocationContext context) throws Exception {
    final Object target = context.getTarget();
    if (target instanceof FxRestApiService) {
        final FxRestApiService service = (FxRestApiService) target;

        FxRestApiUtils.applyRequestParameters(service.getHttpHeaders(), service.getUriInfo());

        if (LOG.isTraceEnabled()) {
            LOG.trace("REST-API call at " + service.getUriInfo().getBaseUri() + " with user "
                    + FxContext.getUserTicket().getLoginName());
        }//from w  w w  . j  a  va2  s .c  o m

        final Object result = context.proceed();

        if (result instanceof FxRestApiResponse) {
            // wrap response, set common parameters
            return FxRestApiUtils.buildResponse((FxRestApiResponse) result);
        }

        return result;
    } else {
        throw new IllegalStateException("@FxRestApi target does not implement FxRestApiService");
    }
}

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From source file:com.fiveamsolutions.nci.commons.ejb.AuthorizationInterceptor.java

/**
 * Ensures that the current authenticated user is associated with the current session so that security filtering is
 * correct./*from w  w w. j  ava2 s . c  om*/
 *
 * @param invContext the method context
 * @return the method result
 * @throws Exception if invoking the method throws an exception.
 */
@AroundInvoke
@SuppressWarnings("PMD.SignatureDeclareThrowsException")
// method invocation wrapper requires throws Exception
public Object prepareReturnValue(InvocationContext invContext) throws Exception {
    final String currentUser = UsernameHolder.getUser();
    if (StringUtils.equalsIgnoreCase(UsernameHolder.ANONYMOUS_USERNAME, currentUser)) {
        String username;
        try {
            username = sessionContext.getCallerPrincipal().getName();
        } catch (IllegalStateException e) {
            username = getUnknownUsername();
        }
        UsernameHolder.setUser(username);
    }
    try {
        return invContext.proceed();
    } finally {
        // See PO-6019. Username needs to be cleaned up after the thread is done.
        UsernameHolder.setUserCaseSensitive(currentUser);
    }
}

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From source file:gov.nih.nci.coppa.services.interceptor.RemoteAuthorizationInterceptor.java

/**
 * Ensures that the current authenticated user is associated with the current session so that security filtering is
 * correct./*from   w  w  w .  ja  v  a 2 s  . c o m*/
 *
 * @param invContext the method context
 * @return the method result
 * @throws Exception if invoking the method throws an exception.
 */
@Override
@AroundInvoke
@SuppressWarnings("PMD.SignatureDeclareThrowsException")
public Object prepareReturnValue(InvocationContext invContext) throws Exception {
    final String currentUser = UsernameHolder.getUser();
    if (StringUtils.equalsIgnoreCase(UsernameHolder.ANONYMOUS_USERNAME, currentUser)) {
        String username;
        try {
            username = sessionContext.getCallerPrincipal().getName();
        } catch (IllegalStateException e) {
            username = getUnknownUsername();
        }
        UsernameHolder.setUserCaseSensitive(username);
    }
    try {
        return invContext.proceed();
    } finally {
        // See PO-6019. Username needs to be cleaned up after the thread is done.
        UsernameHolder.setUserCaseSensitive(currentUser);
    }
}

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From source file:br.gov.frameworkdemoiselle.internal.interceptor.AuditableInterceptor.java

@AroundInvoke
public Object audit(InvocationContext ic) throws Exception {
    // TODO: Use the bundle to log information
    String operation = getOperation(ic);
    if (log.isDebugEnabled()) {
        log.debug("Starting auditing on operation : " + operation);
    }//from   w w  w  . j  a  v a 2 s  .co  m
    // TODO: This has to be parameterized with some form
    if ("getDelegate".equals(operation)) {
        return ic.proceed();
    }
    if (!auditorInstances.isUnsatisfied()) {
        try {
            throwExceptionIfHasOnlyDefaultAuditorInstances();
            throwExceptionIfHasOnlyDefaultAuditInfoInstances();
            for (Iterator<Auditor> it = auditorInstances.iterator(); it.hasNext();) {
                Auditor internalAuditor = it.next();
                Class<?> internalAuditorClass = internalAuditor.getClass();
                // Proxy classes are skiped. The correct implementation is
                // used.
                if (isAuditorAProxy(internalAuditorClass)) {
                    internalAuditorClass = (Class<?>) internalAuditorClass.getSuperclass();
                }
                if (isAuditorAllowed(internalAuditorClass)) {
                    // Other Auditor instances exists or were already
                    // processed.
                    continue;
                }
                String auditorClass = internalAuditorClass.getName();
                Class<?> auditorClassTypeParameter = getAuditorTargetResource(internalAuditorClass);
                if (log.isTraceEnabled()) {
                    log.trace("--------------------------------------------");
                    log.trace("Current InternalAuditor instance: " + auditorClass);
                    log.trace("Current AuditorClassTypeParameter: " + auditorClassTypeParameter);
                    log.trace("--------------------------------------------");
                }
                for (Iterator<AuditInfo> ita = auditInfoInstances.iterator(); ita.hasNext();) {
                    AuditInfo auditInfo = ita.next();
                    Class<?> auditInfoClass = auditInfo.getClass();
                    if (DefaultAuditInfo.class.isAssignableFrom(auditInfoClass)) {
                        continue;
                    }
                    Class<?> auditInfoClassTypeParameter = getAuditorTargetResource(auditInfoClass);
                    if (log.isTraceEnabled()) {
                        log.trace("--------------------------------------------");
                        log.trace("Current AuditInfoClass: " + auditInfoClass);
                        log.trace("Current AuditInfoClassTypeParameter: " + auditInfoClassTypeParameter);
                        log.trace("--------------------------------------------");
                    }
                    // We only process audit info instance whose type
                    // parameter matches the
                    // type parameter for the auditor.
                    if (auditorClassTypeParameter == auditInfoClassTypeParameter) {
                        log.debug("auditorClassTypeParameter == auditInfoClassTypeParameter: "
                                + auditorClassTypeParameter + " : " + auditInfoClassTypeParameter);
                        log.debug("TypeParameters Match. Processing auditInfo instance:" + auditInfo + " ...");
                        processAuditInfo(ic, operation, internalAuditor, auditorClass, auditInfo);
                    } else {
                        // Do not process this audit info for the current
                        // auditor.
                        log.debug("TypeParameters doen't match. Skiping this auditInfo (" + auditInfoClass
                                + ") for this auditor (" + auditorClass + ")");
                        continue;
                    }
                }
                log.debug("All AuditInfo processed for auditor: " + auditorClass);
            }
        } catch (DemoiselleException ex) {
            // TODO: Move message to bundle
            log.error("Instance of : " + getType(ic)
                    + " is annotated with Auditable but without correct configuration!");
            log.error(ex.toString(), ex);
            throw ex;
        } catch (Exception ex) {
            log.error(ex.toString(), ex);
            throw ex;
        }
    } else {
        log.warn("No instances of br.gov.frameworkdemoiselle.security.Auditor found on classpath!");
    }
    return ic.proceed();
}

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From source file:be.fedict.trust.service.snmp.SNMPInterceptor.java

private Object process(InvocationContext invocationContext) throws Exception {

    this.values = new HashMap<String, Long>();
    Object target = invocationContext.getTarget();
    LOG.debug("process SNMP on " + target.getClass().getCanonicalName());

    /*//from  w w w. ja  v a  2 s.  c  o  m
     * Process the possible SNMP annotation on the method
     */
    SNMP methodSnmp = invocationContext.getMethod().getAnnotation(SNMP.class);
    if (null != methodSnmp) {
        increment(methodSnmp.oid(), methodSnmp.service(), 1L);
    }

    /*
     * Process the possible SNMP annotation on the fields
     */
    injectSnmpFields(target);

    /*
     * Invoke
     */
    Object result = invocationContext.proceed();

    /*
     * Post-process the possible SNMP annotation on the fields
     */
    updateSnmpFields(target);

    /*
     * Check for SNMPCounter methods
     */
    SNMPCounter snmpCounter = invocationContext.getMethod().getAnnotation(SNMPCounter.class);
    if (null == snmpCounter) {
        // check if other methods are annotated this way, if so execute them
        for (Method method : target.getClass().getMethods()) {
            if (null != method.getAnnotation(SNMPCounter.class)) {
                method.invoke(target);
            }
        }
    }

    /*
     * Update the SNMP derived fields
     */
    updateSnmpDerivedFields(target);

    /*
     * Return the invocation result
     */
    return result;
}

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From source file:Employee.java

 @PostConstruct
public void jndiInject(InvocationContext invocation) {
   Object target = invocation.getTarget();
   Field[] fields = target.getClass().getDeclaredFields();
   Method[] methods = target.getClass().getDeclaredMethods();

   // find all @JndiInjected fields methods and set them
   try {//from  w w  w  .jav  a2 s . c  o m
      InitialContext ctx = new InitialContext();
      for (Method method : methods) {
         JndiInjected inject = method.getAnnotation(JndiInjected.class);
         if (inject != null) {
            Object obj = ctx.lookup(inject.value());
            method.setAccessible(true);
            method.invoke(target, obj);
         }
      }
      for (Field field : fields) {
         JndiInjected inject = field.getAnnotation(JndiInjected.class);
         if (inject != null) {
            Object obj = ctx.lookup(inject.value());
            field.setAccessible(true);
            field.set(target, obj);
         }
      }
      invocation.proceed();
   } catch (Exception ex) {
      throw new EJBException("Failed to execute @JndiInjected", ex);
   }
}

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