Example usage for javax.interceptor InvocationContext getTarget

Introduction

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

Prototype

public Object getTarget();

Source Link

Document

Returns the target instance.

Usage

From source file:org.openhie.openempi.ejb.SpringInjectionInterceptor.java

@AroundInvoke
public Object myBeanInterceptor(InvocationContext ctx) throws Exception {
    log.debug("Doing the AroundInvoke for bean: " + ctx.getTarget().getClass());
    BaseSpringInjectableBean bean = (BaseSpringInjectableBean) ctx.getTarget();
    bean.init();/*from w  w  w . jav a2s  . c  o  m*/
    return ctx.proceed();
}

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From source file:org.rhq.enterprise.server.rest.ReportsInterceptor.java

@AroundInvoke
public Object setCaller(final InvocationContext ctx) throws Exception {
    AbstractRestBean target = (AbstractRestBean) ctx.getTarget();

    boolean fromRest = false;
    // If we are "forwarded" from the "normal" rest-api, we have a principal, that we can use
    java.security.Principal p = ejbContext.getCallerPrincipal();
    if (p != null) {
        target.caller = subjectManager.getSubjectByName(p.getName());
        fromRest = true;/*from www .jav a 2s  .  c  om*/
    }

    // If no caller was set from the "normal" api, we need to check if it is
    // available in cookies, as in this case we were invoked
    // from the Coregui reports function
    if (target.caller == null) {
        HttpServletRequest request = getRequest(ctx.getParameters());
        if (request == null) {
            // TODO should we throw a different exception?
            String msg = "No " + HttpServletRequest.class.getName() + " parameter was found for "
                    + getMethodName(ctx) + ". An " + HttpServletRequest.class.getName()
                    + " parameter must be specified in order to support authentication";
            log.error(msg);
            throw new OperationNotSupportedException(msg);
        }

        Subject subject = getSubject(request);
        if (subject == null) {
            throw new IllegalAccessException(
                    "Failed to validate request: could not access subject for request URL "
                            + request.getRequestURL());
        }

        target.caller = subject;
    }

    // Invoke the target method
    Object result = ctx.proceed();

    if (result instanceof StreamingOutput) {
        return new LoggingStreamingOutput((StreamingOutput) result, getMethodName(ctx));
    }

    // TODO invalidate session?

    return result;
}

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From source file:org.rhq.enterprise.server.rest.ReportsInterceptor.java

private String getMethodName(InvocationContext ctx) {
    return ctx.getTarget().getClass().getName() + "." + ctx.getMethod().getName();
}

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From source file:org.rhq.enterprise.server.rest.SetCallerInterceptor.java

/**
 * We need to take the Principal that was passed through the web-integration,
 * get an RHQ Subject and set a session for it. When the call was made, we need
 * to invalidate the session again./*  www  . java  2 s.c  o  m*/
 * @param ctx InvocationContext from the EJB invocation chain
 * @return result of the method call
 * @throws Exception from method call or if no (valid) principal was provided
 */
@AroundInvoke
public Object setCaller(InvocationContext ctx) throws Exception {

    Subject caller = null;
    java.security.Principal p = ejbContext.getCallerPrincipal();
    if (!startupBean.isInitialized()) {
        String notInitMessage = "Tried to call REST endpoint but the server is not ready - still booting up";
        log.debug(notInitMessage);
        return Response.status(Response.Status.SERVICE_UNAVAILABLE).header("Retry-After", "30")
                .entity(notInitMessage).build();
    }

    if (p != null) {
        caller = subjectManager.getSubjectByName(p.getName());
    }

    if (caller == null) {
        throw new IllegalAccessException("No calling principal provided");
    }

    // Get Subject with a session
    caller = sessionManager.put(caller);

    // Provide it to the EJB
    AbstractRestBean target = (AbstractRestBean) ctx.getTarget();
    target.caller = caller;

    // Call the EJBs
    Object result = ctx.proceed();

    // if result is StreamingOutput, we do not want to invalidate the session until it
    // is finished writing the output; otherwise, any secure SLSB calls will fail. We
    // instead wrap the result in an instance of SecureStreamingOutput which
    // invalidates the session after the output has been written.
    if (result instanceof StreamingOutput) {
        return new SecureStreamingOutput((StreamingOutput) result, caller);
    }

    // Invalidate the session again.
    sessionManager.invalidate(caller.getSessionId());

    return result;
}

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From source file:org.xlcloud.iam.EntitlementInterceptor.java

/**
 * It authorizes request, if the request is kind of
 * {@link RequestAwareResource}. See:/*from   w ww. j  a  v  a2  s .c  o m*/
 * {@link #authorizeRequest(InvocationContext)}
 * 
 * @param invocationContext
 *            invocation context
 * @return original invocation value
 * @throws Exception
 */
@AroundInvoke
public Object setupEntitlement(InvocationContext invocationContext) throws Exception {
    if (invocationContext.getTarget() instanceof RequestAwareResource) {
        authorizeRequest(invocationContext);
    }
    return invocationContext.proceed();
}

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From source file:org.xlcloud.iam.EntitlementInterceptor.java

/**
 * It authorizes the request within entitlement context. This method
 * retrieves following options from the session: - access token - action
 * name - resource path. Then it verifies if the user is allowed to access
 * the resource described by the retrieved options using:
 * {@link EntitlementValidator#validate()}.
 * // w  ww .j a  v a  2s .c  o  m
 * @param invocationContext
 *            invocation context
 */
private void authorizeRequest(InvocationContext invocationContext) {
    LOG.debug("Intercepted request on resource - request will be authorized.");

    RequestAwareResource target = (RequestAwareResource) invocationContext.getTarget();

    // set Auth Token if no header, throws exception
    entitlementCtx.setAccessToken(authTokenResolver.get(target));

    String relativeRequestPath = target.getRelativeRequestPath();
    if (relativeRequestPath.endsWith("/")) {
        relativeRequestPath = relativeRequestPath.substring(0, relativeRequestPath.length() - 1);
    }

    // set HTTP method
    String method = target.getHttpMethod();
    entitlementCtx.setAction(method);

    // set Resource
    String predefinedPath = predefinedPaths.get(relativeRequestPath);
    if (StringUtils.isNotBlank(predefinedPath)) {
        entitlementCtx.setResource(predefinedPath);
    } else {
        entitlementCtx.setResource(target.normalizePath());
    }

    try {
        // authorize the request within entitlement context
        entitlementValidator.validate();
    } catch (ForbiddenException e) {
        // we don't want to expose the entitlement path
        // TODO ((ExceptionDetails) e.getResponse().getEntity()).setResource(target.getRelativeRequestPath());
        throw e;
    }
}

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From source file:pl.setblack.airomem.direct.impl.ClassContext.java

public Object performTransaction(InvocationContext ctx) {
    final Method method = ctx.getMethod();
    final OperationType opType = findRegistry().sayTypeOfMethod(method);
    if (opType == OperationType.WRITE) {
        return this.performTransaction(ctx.getTarget(), method, ctx.getParameters());
    } else {/*from  w w w  .  j  a  v  a 2s . c  o  m*/
        try {

            final SimpleController controller = PrevaylerRegister.getInstance()
                    .getController(elem.getTargetType(), elem.getName());

            inject(ctx.getTarget(), controller.query(immutable -> immutable));
            return Politician.beatAroundTheBush(() -> ctx.proceed());
        } finally {
            clean(ctx.getTarget());

        }
    }

}

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