Examples with DagEngine org.apache.oozie.DagEngine used on opensource projects

Example 1 with DagEngine

use of org.apache.oozie.DagEngine in project oozie by apache.

the class CallbackServlet method doGet.

/**
 * GET callback
 */
@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
    String queryString = request.getQueryString();
    CallbackService callbackService = Services.get().get(CallbackService.class);
    if (!callbackService.isValid(queryString)) {
        throw new XServletException(HttpServletResponse.SC_BAD_REQUEST, ErrorCode.E0402, queryString);
    }
    String actionId = callbackService.getActionId(queryString);
    if (actionId == null) {
        throw new XServletException(HttpServletResponse.SC_BAD_REQUEST, ErrorCode.E0402, queryString);
    }
    log = XLog.getLog(getClass());
    setLogInfo(actionId);
    log.debug("Received a CallbackServlet.doGet() with query string " + queryString);
    DagEngine dagEngine = Services.get().get(DagEngineService.class).getSystemDagEngine();
    try {
        log.info(XLog.STD, "callback for action [{0}]", actionId);
        dagEngine.processCallback(actionId, callbackService.getExternalStatus(queryString), null);
    } catch (DagEngineException ex) {
        throw new XServletException(HttpServletResponse.SC_BAD_REQUEST, ex);
    }
}

Example 2 with DagEngine

use of org.apache.oozie.DagEngine in project oozie by apache.

the class V0JobServlet method resumeJob.

/*
     * v0 service method to resume a job
     */
@Override
protected void resumeJob(HttpServletRequest request, HttpServletResponse response) throws XServletException, IOException {
    DagEngine dagEngine = Services.get().get(DagEngineService.class).getDagEngine(getUser(request));
    String jobId = getResourceName(request);
    try {
        dagEngine.resume(jobId);
    } catch (DagEngineException ex) {
        throw new XServletException(HttpServletResponse.SC_BAD_REQUEST, ex);
    }
}

Example 3 with DagEngine

use of org.apache.oozie.DagEngine in project oozie by apache.

the class V0JobServlet method killJob.

/*
     * v0 service method to kill a job
     */
@Override
protected JSONObject killJob(HttpServletRequest request, HttpServletResponse response) throws XServletException, IOException {
    DagEngine dagEngine = Services.get().get(DagEngineService.class).getDagEngine(getUser(request));
    String jobId = getResourceName(request);
    try {
        dagEngine.kill(jobId);
    } catch (DagEngineException ex) {
        throw new XServletException(HttpServletResponse.SC_BAD_REQUEST, ex);
    }
    return null;
}

Example 4 with DagEngine

use of org.apache.oozie.DagEngine in project oozie by apache.

the class V0JobServlet method startJob.

/*
     * v0 service method to start a job
     */
@Override
protected void startJob(HttpServletRequest request, HttpServletResponse response) throws XServletException, IOException {
    DagEngine dagEngine = Services.get().get(DagEngineService.class).getDagEngine(getUser(request));
    String jobId = getResourceName(request);
    try {
        dagEngine.start(jobId);
    } catch (DagEngineException ex) {
        throw new XServletException(HttpServletResponse.SC_BAD_REQUEST, ex);
    }
}

Example 5 with DagEngine

use of org.apache.oozie.DagEngine in project oozie by apache.

the class V0JobServlet method suspendJob.

/*
     * v0 service method to suspend a job
     */
@Override
protected void suspendJob(HttpServletRequest request, HttpServletResponse response) throws XServletException, IOException {
    DagEngine dagEngine = Services.get().get(DagEngineService.class).getDagEngine(getUser(request));
    String jobId = getResourceName(request);
    try {
        dagEngine.suspend(jobId);
    } catch (DagEngineException ex) {
        throw new XServletException(HttpServletResponse.SC_BAD_REQUEST, ex);
    }
}