Java tutorial
/** * Licensed to Apereo under one or more contributor license * agreements. See the NOTICE file distributed with this work * for additional information regarding copyright ownership. * Apereo licenses this file to you 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 the following location: * * 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 org.jasig.portlet.blackboardvcportlet.dao.ws.impl; import java.util.Iterator; import java.util.List; import java.util.Set; import javax.xml.bind.JAXBElement; import org.jasig.portlet.blackboardvcportlet.dao.ws.SessionWSDao; import org.jasig.portlet.blackboardvcportlet.dao.ws.WSDaoUtils; import org.jasig.portlet.blackboardvcportlet.data.ConferenceUser; import org.jasig.portlet.blackboardvcportlet.data.RecordingMode; import org.jasig.portlet.blackboardvcportlet.data.SessionTelephony; import org.jasig.portlet.blackboardvcportlet.security.SecurityExpressionEvaluator; import org.jasig.portlet.blackboardvcportlet.service.SessionForm; import org.jasig.portlet.blackboardvcportlet.service.util.SASWebServiceOperations; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.dao.support.DataAccessUtils; import org.springframework.stereotype.Service; import com.elluminate.sas.BlackboardBuildSessionUrl; import com.elluminate.sas.BlackboardClearSessionUserList; import com.elluminate.sas.BlackboardListSession; import com.elluminate.sas.BlackboardListSessionAttendance; import com.elluminate.sas.BlackboardListSessionAttendanceResponseCollection; import com.elluminate.sas.BlackboardRemoveSession; import com.elluminate.sas.BlackboardSessionAttendanceResponse; import com.elluminate.sas.BlackboardSessionResponse; import com.elluminate.sas.BlackboardSessionResponseCollection; import com.elluminate.sas.BlackboardSessionTelephony; import com.elluminate.sas.BlackboardSessionTelephonyResponse; import com.elluminate.sas.BlackboardSessionTelephonyResponseCollection; import com.elluminate.sas.BlackboardSetSession; import com.elluminate.sas.BlackboardSetSessionTelephony; import com.elluminate.sas.BlackboardUpdateSession; import com.elluminate.sas.BlackboardUrlResponse; import com.elluminate.sas.ObjectFactory; @Service public class SessionWSDaoImpl implements SessionWSDao { private SASWebServiceOperations sasWebServiceOperations; private SecurityExpressionEvaluator securityExpressionEvaluator; @Autowired public void setSasWebServiceOperations(SASWebServiceOperations sasWebServiceOperations) { this.sasWebServiceOperations = sasWebServiceOperations; } @Autowired public void setSecurityExpressionEvaluator(SecurityExpressionEvaluator securityExpressionEvaluator) { this.securityExpressionEvaluator = securityExpressionEvaluator; } @Override public BlackboardSessionResponse createSession(ConferenceUser user, SessionForm sessionForm) { final BlackboardSetSession setSession = new BlackboardSetSession(); setSession.setCreatorId(user.getUniqueId()); setSession.setSessionName(sessionForm.getSessionName()); setSession.setStartTime(sessionForm.getStartTime().getMillis()); setSession.setEndTime(sessionForm.getEndTime().getMillis()); setSession.setBoundaryTime(sessionForm.getBoundaryTime()); setSession.setChairList(user.getUniqueId()); if (securityExpressionEvaluator.authorize("hasRole('ROLE_FULL_ACCESS')")) { setSession.setMaxTalkers(sessionForm.getMaxTalkers()); setSession.setMaxCameras(sessionForm.getMaxCameras()); setSession.setMustBeSupervised(sessionForm.isMustBeSupervised()); setSession.setPermissionsOn(sessionForm.isPermissionsOn()); setSession.setRaiseHandOnEnter(sessionForm.isRaiseHandOnEnter()); final RecordingMode recordingMode = sessionForm.getRecordingMode(); if (recordingMode != null) { setSession.setRecordingModeType(recordingMode.getBlackboardRecordingMode()); } setSession.setHideParticipantNames(sessionForm.isHideParticipantNames()); setSession.setAllowInSessionInvites(sessionForm.isAllowInSessionInvites()); } final Object objSessionResponse = sasWebServiceOperations .marshalSendAndReceiveToSAS("http://sas.elluminate.com/SetSession", setSession); @SuppressWarnings("unchecked") JAXBElement<BlackboardSessionResponseCollection> jaxbSessionResponse = (JAXBElement<BlackboardSessionResponseCollection>) objSessionResponse; final BlackboardSessionResponseCollection sessionResponses = jaxbSessionResponse.getValue(); final BlackboardSessionResponse sessionResponse = DataAccessUtils .singleResult(sessionResponses.getSessionResponses()); return sessionResponse; } @Override public String buildSessionUrl(long sessionId, ConferenceUser user) { BlackboardBuildSessionUrl buildSessionUrlRequest = new BlackboardBuildSessionUrl(); buildSessionUrlRequest.setSessionId(sessionId); buildSessionUrlRequest.setDisplayName(user.getDisplayName()); buildSessionUrlRequest.setUserId(user.getBlackboardUniqueId()); final Object urlResponseObject = sasWebServiceOperations .marshalSendAndReceiveToSAS("http://sas.elluminate.com/BuildSessionUrl", buildSessionUrlRequest); @SuppressWarnings("unchecked") JAXBElement<BlackboardUrlResponse> jaxbResponse = (JAXBElement<BlackboardUrlResponse>) urlResponseObject; return jaxbResponse.getValue().getUrl(); } @Override public String buildGuestSessionUrl(long sessionId) { BlackboardBuildSessionUrl buildSessionUrlRequest = new BlackboardBuildSessionUrl(); buildSessionUrlRequest.setSessionId(sessionId); buildSessionUrlRequest.setDisplayName("GUEST_PLACEHOLDER"); final Object urlResponseObject = sasWebServiceOperations .marshalSendAndReceiveToSAS("http://sas.elluminate.com/BuildSessionUrl", buildSessionUrlRequest); @SuppressWarnings("unchecked") JAXBElement<BlackboardUrlResponse> jaxbResponse = (JAXBElement<BlackboardUrlResponse>) urlResponseObject; return jaxbResponse.getValue().getUrl().replace("&username=GUEST_PLACEHOLDER", ""); } @Override public List<BlackboardSessionResponse> getSessions(String userId, String groupingId, Long sessionId, String creatorId, Long startTime, Long endTime, String sessionName) { //build search request BlackboardListSession request = new ObjectFactory().createBlackboardListSession(); if (userId == null && groupingId == null && sessionId == null && creatorId == null && startTime == null && endTime == null && sessionName == null) { throw new IllegalStateException("You must specify at least 1 piece of criteria"); } if (userId != null) { request.setUserId(userId); } if (groupingId != null) { request.setGroupingId(groupingId); } if (sessionId != null) { request.setSessionId(sessionId); } if (creatorId != null) { request.setCreatorId(creatorId); } if (startTime != null) { request.setStartTime(startTime); } if (endTime != null) { request.setEndTime(endTime); } if (sessionName != null) { request.setSessionName(sessionName); } Object obj = sasWebServiceOperations.marshalSendAndReceiveToSAS("http://sas.elluminate.com/ListSession", request); @SuppressWarnings("unchecked") JAXBElement<BlackboardSessionResponseCollection> responseCollection = (JAXBElement<BlackboardSessionResponseCollection>) obj; return responseCollection.getValue().getSessionResponses(); } @Override public List<BlackboardSessionAttendanceResponse> getSessionAttendance(long sessionId, Object startTime) { BlackboardListSessionAttendance request = new ObjectFactory().createBlackboardListSessionAttendance(); BlackboardListSessionAttendanceResponseCollection responseCollection = (BlackboardListSessionAttendanceResponseCollection) sasWebServiceOperations .marshalSendAndReceiveToSAS("http://sas.elluminate.com/ListSessionAttendance", request); return responseCollection.getSessionAttendanceResponses(); } @Override public List<BlackboardSessionTelephonyResponse> getSessionTelephony(long sessionId) { BlackboardSessionTelephony request = new ObjectFactory().createBlackboardSessionTelephony(); request.setSessionId(sessionId); final BlackboardSessionTelephonyResponseCollection response = (BlackboardSessionTelephonyResponseCollection) sasWebServiceOperations .marshalSendAndReceiveToSAS("http://sas.elluminate.com/ListSessionTelephony", request); return response.getSessionTelephonyResponses(); } @Override public boolean removeSessionTelephony(long sessionId) { BlackboardSessionTelephony bst = new ObjectFactory().createBlackboardSessionTelephony(); bst.setSessionId(sessionId); JAXBElement<BlackboardSessionTelephony> removeSessionTelephony = new ObjectFactory() .createRemoveSessionTelephony(bst); return WSDaoUtils.isSuccessful(sasWebServiceOperations.marshalSendAndReceiveToSAS( "http://sas.elluminate.com/RemoveSessionTelephony", removeSessionTelephony)); } @Override public BlackboardSessionTelephonyResponse createSessionTelephony(long sessionId, SessionTelephony telephony) { BlackboardSetSessionTelephony request = new ObjectFactory().createBlackboardSetSessionTelephony(); request.setSessionId(sessionId); request.setChairPhone(telephony.getChairPhone()); request.setChairPIN(telephony.getChairPIN()); request.setIsPhone(telephony.isPhone()); request.setNonChairPhone(telephony.getNonChairPhone()); request.setNonChairPIN(telephony.getNonChairPIN()); request.setSessionPIN(telephony.getSessionPIN()); request.setSessionSIPPhone(telephony.getSessionSIPPhone()); Object obj = sasWebServiceOperations .marshalSendAndReceiveToSAS("http://sas.elluminate.com/SetSessionTelephony", request); @SuppressWarnings("unchecked") JAXBElement<BlackboardSessionTelephonyResponseCollection> jaxbResponse = (JAXBElement<BlackboardSessionTelephonyResponseCollection>) obj; return DataAccessUtils.singleResult(jaxbResponse.getValue().getSessionTelephonyResponses()); } @Override public BlackboardSessionResponse updateSession(long bbSessionId, SessionForm sessionForm) { final BlackboardUpdateSession updateSession = new ObjectFactory().createBlackboardUpdateSession(); updateSession.setSessionId(bbSessionId); updateSession.setSessionName(sessionForm.getSessionName()); updateSession.setStartTime(sessionForm.getStartTime().getMillis()); updateSession.setEndTime(sessionForm.getEndTime().getMillis()); updateSession.setBoundaryTime(sessionForm.getBoundaryTime()); if (securityExpressionEvaluator.authorize("hasRole('ROLE_FULL_ACCESS')")) { updateSession.setMaxTalkers(sessionForm.getMaxTalkers()); updateSession.setMaxCameras(sessionForm.getMaxCameras()); updateSession.setMustBeSupervised(sessionForm.isMustBeSupervised()); updateSession.setPermissionsOn(sessionForm.isPermissionsOn()); updateSession.setRaiseHandOnEnter(sessionForm.isRaiseHandOnEnter()); final RecordingMode recordingMode = sessionForm.getRecordingMode(); if (recordingMode != null) { updateSession.setRecordingModeType(recordingMode.getBlackboardRecordingMode()); } updateSession.setHideParticipantNames(sessionForm.isHideParticipantNames()); updateSession.setAllowInSessionInvites(sessionForm.isAllowInSessionInvites()); } final Object objSessionResponse = sasWebServiceOperations .marshalSendAndReceiveToSAS("http://sas.elluminate.com/UpdateSession", updateSession); @SuppressWarnings("unchecked") JAXBElement<BlackboardSessionResponseCollection> response = (JAXBElement<BlackboardSessionResponseCollection>) objSessionResponse; return DataAccessUtils.singleResult(response.getValue().getSessionResponses()); } @Override public BlackboardSessionResponse setSessionChairs(long bbSessionId, Set<ConferenceUser> sessionChairs) { final BlackboardUpdateSession updateSession = new ObjectFactory().createBlackboardUpdateSession(); updateSession.setSessionId(bbSessionId); final String chairList = buildUidList(sessionChairs); updateSession.setChairList(chairList); final Object objSessionResponse = sasWebServiceOperations .marshalSendAndReceiveToSAS("http://sas.elluminate.com/UpdateSession", updateSession); @SuppressWarnings("unchecked") JAXBElement<BlackboardSessionResponseCollection> response = (JAXBElement<BlackboardSessionResponseCollection>) objSessionResponse; return DataAccessUtils.singleResult(response.getValue().getSessionResponses()); } @Override public BlackboardSessionResponse setSessionNonChairs(long bbSessionId, Set<ConferenceUser> sessionNonChairs) { final BlackboardUpdateSession updateSession = new ObjectFactory().createBlackboardUpdateSession(); updateSession.setSessionId(bbSessionId); final String chairList = buildUidList(sessionNonChairs); updateSession.setNonChairList(chairList); final Object objSessionResponse = sasWebServiceOperations .marshalSendAndReceiveToSAS("http://sas.elluminate.com/UpdateSession", updateSession); @SuppressWarnings("unchecked") JAXBElement<BlackboardSessionResponseCollection> response = (JAXBElement<BlackboardSessionResponseCollection>) objSessionResponse; return DataAccessUtils.singleResult(response.getValue().getSessionResponses()); } @Override public boolean deleteSession(long sessionId) { BlackboardRemoveSession request = new ObjectFactory().createBlackboardRemoveSession(); request.setSessionId(sessionId); return WSDaoUtils.isSuccessful(sasWebServiceOperations .marshalSendAndReceiveToSAS("http://sas.elluminate.com/RemoveSession", request)); } @Override public boolean clearSessionChairList(long sessionId) { return clearSessionUserList(sessionId, true); } @Override public boolean clearSessionNonChairList(long sessionId) { return clearSessionUserList(sessionId, false); } private String buildUidList(Set<ConferenceUser> users) { final StringBuilder uidBuilder = new StringBuilder(); for (final Iterator<ConferenceUser> userItr = users.iterator(); userItr.hasNext();) { final ConferenceUser user = userItr.next(); uidBuilder.append(user.getBlackboardUniqueId()); if (userItr.hasNext()) { uidBuilder.append(','); } } return uidBuilder.toString(); } private boolean clearSessionUserList(Long sessionId, boolean isChairList) { BlackboardClearSessionUserList vo = new ObjectFactory().createBlackboardClearSessionUserList(); vo.setSessionId(sessionId); Object request; if (isChairList) { request = new ObjectFactory().createClearSessionChairList(vo); } else { request = new ObjectFactory().createClearSessionNonChairList(vo); } return WSDaoUtils.isSuccessful(sasWebServiceOperations.marshalSendAndReceiveToSAS( "http://sas.elluminate.com/ClearSession" + (isChairList ? "" : "Non") + "ChairList", request)); } }