Example usage for org.aspectj.lang ProceedingJoinPoint getSignature

List of usage examples for org.aspectj.lang ProceedingJoinPoint getSignature

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Introduction

In this page you can find the example usage for org.aspectj.lang ProceedingJoinPoint getSignature.

Prototype

Signature getSignature();

Source Link

Document

getStaticPart().getSignature() returns the same object

Usage

From source file:com.invariantproperties.project.student.webservice.server.rest.UnexpectedResourceExceptionHandler.java

License:Apache License

/**
 * Find method called via reflection./*from  ww  w  . j  a  v a  2  s .c o  m*/
 * 
 * @param pjp
 * @return
 */
Method findMethod(ProceedingJoinPoint pjp) {
    Class<?>[] argtypes = new Class[pjp.getArgs().length];
    for (int i = 0; i < argtypes.length; i++) {
        argtypes[i] = pjp.getArgs()[i].getClass();
    }

    Method method = null;

    try {
        // @SuppressWarnings("unchecked")
        method = pjp.getSignature().getDeclaringType().getMethod(pjp.getSignature().getName(), argtypes);
    } catch (Exception e) {
        Logger.getLogger(UnexpectedResourceExceptionHandler.class)
                .info(String.format("could not find method for %s.%s",
                        pjp.getSignature().getDeclaringType().getName(), pjp.getSignature().getName()));
    }

    return method;
}

From source file:com.invariantproperties.sandbox.student.webservice.security.RestParameterChecker.java

License:Apache License

/**
 * Check that the UUID is well-formed in CRUD REST service calls.
 * //  ww w . j a  v  a 2 s . co  m
 * @param pjp
 * @param uuid
 * @return
 * @throws Throwable
 */
@Around("target(com.invariantproperties.sandbox.student.webservice.server.rest.AbstractResource) && args(uuid,..) && (execution(* *.create*(..)) || execution(* *.delete*(..)) || execution(* *.update*(..)) || execution(* *.get*(..)))")
public Object checkUuid(ProceedingJoinPoint pjp, String uuid) throws Throwable {
    final Object[] args = pjp.getArgs();
    Object results = null;

    if (LOG.isDebugEnabled()) {
        LOG.debug(String.format("checking for bad UUID: %s(%s)...", pjp.getSignature().getName(), uuid));
    }

    if (!StudentUtil.isPossibleUuid(uuid)) {
        results = Response.status(Status.BAD_REQUEST).build();
        LOG.info(pjp.getSignature().getName() + ": attempt to use malformed UUID");
    } else {
        results = pjp.proceed(args);
    }

    return results;
}

From source file:com.invariantproperties.sandbox.student.webservice.server.rest.CheckPostValues.java

License:Apache License

/**
 * Check post values on create method.//  w  w  w.  j a  va2s. com
 * 
 * @param pjp
 * @return
 * @throws Throwable
 */
@Around("target(com.invariantproperties.sandbox.student.webservice.server.rest.AbstractResource) && args(rto,..)")
public Object checkParametersCreate(ProceedingJoinPoint pjp, Validatable rto) throws Throwable {
    final Logger log = Logger.getLogger(pjp.getSignature().getDeclaringType());
    final String name = pjp.getSignature().getName();
    Object results = null;

    if (rto.validate()) {
        // this should be safe since parameters have been validated.
        if (log.isDebugEnabled()) {
            log.debug(String.format("%s(%s): entry", name, Arrays.toString(pjp.getArgs())));
        }
        results = pjp.proceed(pjp.getArgs());
    } else {
        // FIXME: this is unsafe
        if (log.isInfoEnabled()) {
            log.info(String.format("%s(%s): bad arguments", name, Arrays.toString(pjp.getArgs())));
        }
        // TODO: tell caller what the problems were
        results = Response.status(Status.BAD_REQUEST).build();
    }

    return results;
}

From source file:com.invariantproperties.sandbox.student.webservice.server.rest.CheckPostValues.java

License:Apache License

/**
 * Check post values on update method./*w w w .j a va 2 s . c  o  m*/
 * 
 * @param pjp
 * @return
 * @throws Throwable
 */
@Around("target(com.invariantproperties.sandbox.student.webservice.server.rest.AbstractResource) && args(uuid,rto,..)")
public Object checkParametersUpdate(ProceedingJoinPoint pjp, String uuid, Validatable rto) throws Throwable {
    final Logger log = Logger.getLogger(pjp.getSignature().getDeclaringType());
    final String name = pjp.getSignature().getName();
    Object results = null;

    if (!StudentUtil.isPossibleUuid(uuid)) {
        // this is a possible attack.
        if (log.isInfoEnabled()) {
            log.info(String.format("%s(): uuid", name));
        }
        results = Response.status(Status.BAD_REQUEST).build();
    } else if (rto.validate()) {
        // this should be safe since parameters have been validated.
        if (log.isDebugEnabled()) {
            log.debug(String.format("%s(%s): entry", name, Arrays.toString(pjp.getArgs())));
        }
        results = pjp.proceed(pjp.getArgs());
    } else {
        // FIXME: this is unsafe
        if (log.isInfoEnabled()) {
            log.info(String.format("%s(%s): bad arguments", name, Arrays.toString(pjp.getArgs())));
        }
        // TODO: tell caller what the problems were
        results = Response.status(Status.BAD_REQUEST).build();
    }

    return results;
}

From source file:com.invariantproperties.sandbox.student.webservice.server.rest.CheckPostValues.java

License:Apache License

/**
 * Check post values on delete method. This is actually a no-op but it
 * allows us to log method entry./*from   w  w  w .j  av  a  2 s . c om*/
 * 
 * @param pjp
 * @return
 * @throws Throwable
 */
@Around("target(com.invariantproperties.sandbox.student.webservice.server.rest.AbstractResource) && args(uuid,version) && execution(* *.delete*(..))")
public Object checkParametersDelete(ProceedingJoinPoint pjp, String uuid, Integer version) throws Throwable {
    final Logger log = Logger.getLogger(pjp.getSignature().getDeclaringType());
    final String name = pjp.getSignature().getName();
    Object results = null;

    if (!StudentUtil.isPossibleUuid(uuid)) {
        // this is a possible attack.
        if (log.isInfoEnabled()) {
            log.info(String.format("%s(): uuid", name));
        }
        results = Response.status(Status.BAD_REQUEST).build();
    } else {
        // this should be safe since parameters have been validated.
        if (log.isDebugEnabled()) {
            log.debug(String.format("%s(%s): entry", name, Arrays.toString(pjp.getArgs())));
        }
        results = pjp.proceed(pjp.getArgs());
    }

    return results;
}

From source file:com.invariantproperties.sandbox.student.webservice.server.rest.CheckPostValues.java

License:Apache License

/**
 * Check post values on find methods. This is actually a no-op but it allows
 * us to log method entry.//w w  w.  ja v a 2  s.  c  o  m
 * 
 * @param pjp
 * @return
 * @throws Throwable
 */
@Around("target(com.invariantproperties.sandbox.student.webservice.server.rest.AbstractResource) && execution(* *.find*(..))")
public Object checkParametersFind(ProceedingJoinPoint pjp) throws Throwable {
    final Logger log = Logger.getLogger(pjp.getSignature().getDeclaringType());

    if (log.isDebugEnabled()) {
        log.debug(String.format("%s(%s): entry", pjp.getSignature().getName(), Arrays.toString(pjp.getArgs())));
    }
    final Object results = pjp.proceed(pjp.getArgs());

    return results;
}

From source file:com.invariantproperties.sandbox.student.webservice.server.rest.UnexpectedResourceExceptionHandler.java

License:Apache License

/**
 * Check for an unhandled exception from a REST resource. If we catch one
 * AND the method returns a Response we can return a Server Internal Error
 * (500) error code instead of blowing up. We need to check though since
 * some methods don't return a Response.
 * //from w  w w .j  av  a  2 s .  co m
 * @param pjp
 * @return
 * @throws Throwable
 */
@Around("target(com.invariantproperties.sandbox.student.webservice.server.rest.AbstractResource)")
public Object checkForUnhandledException(ProceedingJoinPoint pjp) throws Throwable {
    Object results = null;
    Logger log = Logger.getLogger(pjp.getSignature().getClass());

    try {
        results = pjp.proceed(pjp.getArgs());
    } catch (ObjectNotFoundException e) {
        // this is safe to log since we know that we've passed filtering.
        String args = Arrays.toString(pjp.getArgs());
        results = Response.status(Status.NOT_FOUND).entity("object not found: " + args).build();
        if (log.isDebugEnabled()) {
            log.debug("object not found: " + args);
        }
    } catch (Exception e) {
        // find the method we called. We can't cache this since the method
        // may be overloaded
        Method method = findMethod(pjp);
        if ((method != null) && Response.class.isAssignableFrom(method.getReturnType())) {
            // if the method returns a response we can return a 500 message.
            if (!(e instanceof UnitTestException)) {
                if (log.isInfoEnabled()) {
                    log.info(String.format("%s(): unhandled exception: %s", pjp.getSignature().getName(),
                            e.getMessage()), e);
                }
            } else if (log.isTraceEnabled()) {
                log.info("unit test exception: " + e.getMessage());
            }
            results = Response.status(Status.INTERNAL_SERVER_ERROR).build();
        } else {
            // DO NOT LOG THE EXCEPTION. That just clutters the log - let
            // the final handler log it.
            throw e;
        }
    }

    return results;
}

From source file:com.isotrol.impe3.pms.core.impl.AuthorizationAspect.java

License:Open Source License

@Around("@annotation(com.isotrol.impe3.pms.core.impl.Authorized)")
public Object global(ProceedingJoinPoint pjp) throws Throwable {
    final Authorization a = component.getAuthorization();
    if (a == null) {
        log(pjp, "Not logged in. Not authorized");
        throw new NoSessionException();
    }/*from w w  w . j a  v  a 2 s  .com*/
    final Method m = ((MethodSignature) (pjp.getSignature())).getMethod();
    final Method targetMethod = pjp.getTarget().getClass().getMethod(m.getName(), m.getParameterTypes());
    final Authorized ann = targetMethod.getAnnotation(Authorized.class);
    // Required global authorities
    final boolean hasGA = ann.global().length > 0;
    // Required portal authorities
    final boolean hasPA = ann.portal().length > 0;
    // If no authorities are required the operation is allowed to proceed.
    if (!hasGA && !hasPA) {
        log(pjp, "No required authorities. Proceed");
        return pjp.proceed();
    }
    // If the user is root and the operation is allowed to root, let it go
    if (a.isRoot() && ann.root()) {
        log(pjp, "Root access allowed. Proceed");
        return pjp.proceed();
    }
    // Global authorities.
    if (hasGA && a.hasGlobal(Arrays.asList(ann.global()))) {
        log(pjp, "Global authorities checked. Proceed");
        return pjp.proceed();
    }
    if (hasPA && a.hasPortal(getPortalId(pjp), Arrays.asList(ann.portal()))) {
        log(pjp, "Portal authorities checked. Proceed");
        return pjp.proceed();
    }
    log(pjp, "Not authorized");
    throw new AuthorizationException();
}

From source file:com.isotrol.impe3.pms.core.impl.TimingAspect.java

License:Open Source License

@Around("@within(org.springframework.stereotype.Service)")
public Object time(ProceedingJoinPoint pjp) throws Throwable {
    final Stopwatch w = Stopwatch.createStarted();
    try {/*w w  w.j  a v a  2s .co  m*/
        return pjp.proceed();
    } finally {
        final long t = w.elapsed(TimeUnit.MILLISECONDS);
        final String key = pjp.getTarget().getClass().getName() + "." + pjp.getSignature().toShortString();
        map.add(key, t);
        if (t > 500) {
            logger.warn(String.format("[%s] took [%d] ms", key, t));
        }
    }
}

From source file:com.jaxio.celerio.aspects.GraphPredicateAspect.java

License:Apache License

@Around("com.jaxio.celerio.aspects.PredicatesAspect.methods()")
public Object doBasicProfiling(ProceedingJoinPoint pjp) throws Throwable {
    depth++;//ww  w  .j a  va2s  .co  m
    StringBuilder sb = new StringBuilder();
    for (int i = 0; i < depth; i++) {
        sb.append(' ');
    }
    sb.append(pjp.getSignature());
    log.info(sb.toString());
    Object retVal = pjp.proceed();
    depth--;
    return retVal;
}