Java tutorial
/* * Copyright (c) 2010-2015 Evolveum * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.evolveum.midpoint.notifications.impl.notifiers; import com.evolveum.midpoint.model.api.expr.MidpointFunctions; import com.evolveum.midpoint.notifications.api.events.CertCampaignEvent; import com.evolveum.midpoint.notifications.api.events.CertReviewEvent; import com.evolveum.midpoint.notifications.api.events.Event; import com.evolveum.midpoint.notifications.impl.helpers.CertHelper; import com.evolveum.midpoint.prism.xml.XmlTypeConverter; import com.evolveum.midpoint.schema.result.OperationResult; import com.evolveum.midpoint.schema.util.CertCampaignTypeUtil; import com.evolveum.midpoint.task.api.Task; import com.evolveum.midpoint.util.logging.Trace; import com.evolveum.midpoint.util.logging.TraceManager; import com.evolveum.midpoint.xml.ns._public.common.common_3.AccessCertificationCampaignType; import com.evolveum.midpoint.xml.ns._public.common.common_3.AccessCertificationStageDefinitionType; import com.evolveum.midpoint.xml.ns._public.common.common_3.AccessCertificationStageType; import com.evolveum.midpoint.xml.ns._public.common.common_3.GeneralNotifierType; import com.evolveum.midpoint.xml.ns._public.common.common_3.SimpleCampaignNotifierType; import com.evolveum.midpoint.xml.ns._public.common.common_3.SimpleReviewerNotifierType; import org.apache.commons.lang.time.DurationFormatUtils; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Component; import javax.annotation.PostConstruct; import java.util.Date; /** * Various reviewer-level notifications. * * @author mederly */ @Component public class SimpleReviewerNotifier extends GeneralNotifier { private static final Trace LOGGER = TraceManager.getTrace(SimpleReviewerNotifier.class); @Autowired private MidpointFunctions midpointFunctions; @Autowired private CertHelper certHelper; @PostConstruct public void init() { register(SimpleReviewerNotifierType.class); } @Override protected boolean quickCheckApplicability(Event event, GeneralNotifierType generalNotifierType, OperationResult result) { if (!(event instanceof CertReviewEvent)) { LOGGER.trace( "SimpleReviewerNotifier is not applicable for this kind of event, continuing in the handler chain; event class = " + event.getClass()); return false; } CertReviewEvent reviewEvent = (CertReviewEvent) event; if (reviewEvent.isAdd()) { return true; } if (reviewEvent.isDelete()) { return false; // such events are not even created } AccessCertificationStageDefinitionType stageDef = reviewEvent.getCurrentStageDefinition(); if (stageDef == null) { return false; // should not occur } if (Boolean.FALSE.equals(stageDef.isNotifyOnlyWhenNoDecision())) { return true; } if (reviewEvent.getCasesWithoutResponse().isEmpty()) { return false; } return true; } @Override protected String getSubject(Event event, GeneralNotifierType generalNotifierType, String transport, Task task, OperationResult result) { CertReviewEvent reviewEvent = (CertReviewEvent) event; String campaignName = reviewEvent.getCampaignName(); if (reviewEvent.isAdd()) { return "Your review is requested in campaign " + campaignName; } else if (reviewEvent.isModify()) { return "Deadline for your review in campaign " + campaignName + " is approaching"; } else { throw new IllegalStateException("Unexpected review event type: neither ADD nor MODIFY"); } } @Override protected String getBody(Event event, GeneralNotifierType generalNotifierType, String transport, Task task, OperationResult result) { StringBuilder body = new StringBuilder(); CertReviewEvent reviewEvent = (CertReviewEvent) event; AccessCertificationCampaignType campaign = reviewEvent.getCampaign(); body.append("You have been requested to provide a review in a certification campaign."); body.append("\n\nCampaign: ").append(certHelper.getCampaignNameAndOid(reviewEvent)); body.append("\nState: ").append(certHelper.formatState(reviewEvent)); body.append("\n\n"); AccessCertificationStageType stage = CertCampaignTypeUtil.getCurrentStage(campaign); if (stage != null) { body.append("Stage start time: ").append(XmlTypeConverter.toDate(stage.getStart())); body.append("\nStage end time: ").append(XmlTypeConverter.toDate(stage.getEnd())); if (stage.getEnd() != null) { long delta = XmlTypeConverter.toMillis(stage.getEnd()) - System.currentTimeMillis(); if (delta > 0) { if (reviewEvent.isModify()) { body.append("\n\nThis is to notify you that the stage ends in "); } else { body.append("\n\nThe stage ends in "); } body.append(DurationFormatUtils.formatDurationWords(delta, true, true)); } else if (delta < 0) { body.append("\n\nThe stage ended "); body.append(DurationFormatUtils.formatDurationWords(-delta, true, true)); body.append(" ago"); } } body.append("\n\n"); body.append("There are ").append(reviewEvent.getCases().size()).append(" cases assigned to you. "); body.append("Out of them, ").append(reviewEvent.getCasesWithoutResponse().size()) .append(" have no response from you yet."); } return body.toString(); } @Override protected Trace getLogger() { return LOGGER; } }