Example usage for java.util.concurrent.locks Lock lock

Introduction

In this page you can find the example usage for java.util.concurrent.locks Lock lock.

Prototype

lock

Source Link

Usage

From source file:com.netprogs.minecraft.plugins.social.SocialPerson.java

public void removeAffair(SocialPerson memberPerson) {
    Lock lock = rwAffairLock.writeLock();
    lock.lock();
    try {//from  w w w. j av a  2s. c o m
        String memberName = memberPerson.getName();
        firePlayerMemberChangeEvent(memberName, SocialNetworkCommandType.affair, Type.preRemove,
                (person.getAffairs().size() == 0));

        person.getAffairs().remove(memberName);
        affairs.remove(memberName);

        firePlayerMemberChangeEvent(memberName, SocialNetworkCommandType.affair, Type.postRemove,
                (person.getAffairs().size() == 0));
    } finally {
        lock.unlock();
    }
}

From source file:org.unitime.timetable.solver.exam.ExamSolver.java

public String assign(ExamAssignment assignment) {
    Lock lock = currentSolution().getLock().writeLock();
    lock.lock();
    try {//from  ww  w  . j  ava  2 s .  c  o m
        Exam exam = getExam(assignment.getExamId());
        if (exam == null)
            return "Examination " + assignment.getExamName() + " not found.";
        ExamPeriodPlacement period = null;
        for (ExamPeriodPlacement p : exam.getPeriodPlacements()) {
            if (p.getId().equals(assignment.getPeriodId())) {
                period = p;
                break;
            }
        }
        if (period == null)
            return "Examination period " + assignment.getPeriodName() + " is not available for examination "
                    + assignment.getExamName() + ".";
        HashSet rooms = new HashSet();
        for (Iterator i = assignment.getRooms().iterator(); i.hasNext();) {
            ExamRoomInfo ri = (ExamRoomInfo) i.next();
            ExamRoomPlacement room = null;
            for (ExamRoomPlacement r : exam.getRoomPlacements()) {
                if (r.getId() == ri.getLocationId()) {
                    room = r;
                    break;
                }
            }
            if (room == null)
                return "Examination room " + ri.getName() + " not found.";
            if (!room.isAvailable(period.getPeriod()))
                return "Examination room " + ri.getName() + " is not available at " + assignment.getPeriodName()
                        + ".";
            rooms.add(room);
        }
        ExamPlacement p = new ExamPlacement(exam, period, rooms);
        Set conflicts = currentSolution().getModel().conflictValues(currentSolution().getAssignment(), p);
        if (conflicts.isEmpty()) {
            ExamPlacement old = currentSolution().getAssignment().getValue(exam);
            currentSolution().getAssignment().assign(0, p);
            Progress.getInstance(currentSolution().getModel()).info(exam.getName() + ": "
                    + (old == null ? "not assigned" : old.getName()) + " &rarr; " + p.getName());
            return null;
        } else {
            ExamPlacement other = (ExamPlacement) conflicts.iterator().next();
            return "Selected placement " + p.getName() + " is in conflict with exam "
                    + other.variable().getName() + " that is assigned to " + other.getName() + ".";
        }
    } finally {
        lock.unlock();
    }
}

From source file:com.netprogs.minecraft.plugins.social.SocialPerson.java

public void createDivorce(SocialPerson memberPerson) {
    Lock lock = rwDivorceLock.writeLock();
    lock.lock();
    try {/*from   w  ww  .j  a  v a 2  s  . c  o  m*/
        String memberName = memberPerson.getName();
        firePlayerMemberChangeEvent(memberName, SocialNetworkCommandType.divorce, Type.preAdd, false);

        Divorce divorce = new Divorce(memberName);
        socialDivorce = new SocialDivorce(divorce);
        person.setDivorce(divorce);

        firePlayerMemberChangeEvent(memberName, SocialNetworkCommandType.divorce, Type.postAdd, false);

    } finally {
        lock.unlock();
    }
}

From source file:com.netprogs.minecraft.plugins.social.SocialPerson.java

public void createMarriage(SocialPerson memberPerson) {
    Lock lock = rwMarriageLock.writeLock();
    lock.lock();
    try {//from w  ww.j a v a2  s. c  o m
        String memberName = memberPerson.getName();
        firePlayerMemberChangeEvent(memberName, SocialNetworkCommandType.marriage, Type.preAdd, false);

        Marriage marriage = new Marriage(memberName);
        socialMarriage = new SocialMarriage(marriage);
        person.setMarriage(marriage);

        firePlayerMemberChangeEvent(memberName, SocialNetworkCommandType.marriage, Type.postAdd, false);

    } finally {
        lock.unlock();
    }
}

From source file:com.netprogs.minecraft.plugins.social.SocialPerson.java

public void createEngagement(SocialPerson memberPerson) {
    Lock lock = rwEngagementLock.writeLock();
    lock.lock();
    try {//from   w  ww  . jav  a 2 s.co m
        String memberName = memberPerson.getName();
        firePlayerMemberChangeEvent(memberName, SocialNetworkCommandType.engagement, Type.preAdd, false);

        Engagement engagement = new Engagement(memberName);
        socialEngagement = new SocialEngagement(engagement);
        person.setEngagement(engagement);

        firePlayerMemberChangeEvent(memberName, SocialNetworkCommandType.engagement, Type.postAdd, false);

    } finally {
        lock.unlock();
    }
}

From source file:com.netprogs.minecraft.plugins.social.SocialPerson.java

public void removeAllAlerts() {

    Lock lock = rwMessageQueueLock.writeLock();
    lock.lock();
    try {//www .  ja  v a  2  s .  co  m

        String className = Alert.class.getCanonicalName();
        if (person.getMessageQueue().containsKey(className)) {
            person.getMessageQueue().remove(className);
        }

    } finally {
        lock.unlock();
    }
}

From source file:com.netprogs.minecraft.plugins.social.SocialPerson.java

public void breakChildOf() {
    Lock lock = rwChildOfLock.writeLock();
    lock.lock();
    try {/*from  w w w. ja  v a2s  .co m*/

        String childOf = StringUtils.EMPTY;
        if (person.getChildOf() != null) {
            childOf = person.getChildOf();
            firePlayerMemberChangeEvent(childOf, SocialNetworkCommandType.child, Type.preRemove, true);
        }

        person.setChildOf(null);

        if (StringUtils.isNotEmpty(childOf)) {
            firePlayerMemberChangeEvent(childOf, SocialNetworkCommandType.child, Type.postRemove, true);
        }

    } finally {
        lock.unlock();
    }
}

From source file:com.netprogs.minecraft.plugins.social.SocialPerson.java

public void addRelationship(SocialPerson memberPerson) {
    Lock lock = rwRelationshipLock.writeLock();
    lock.lock();
    try {//from   ww  w  .j  a  v a  2 s  .co m
        String memberName = memberPerson.getName();
        firePlayerMemberChangeEvent(memberName, SocialNetworkCommandType.relationship, Type.preAdd, false);

        Relationship relationship = new Relationship(memberName);
        person.getRelationships().put(memberName, relationship);
        relationships.put(memberName, new SocialRelationship(relationship));

        firePlayerMemberChangeEvent(memberName, SocialNetworkCommandType.relationship, Type.postAdd, false);
    } finally {
        lock.unlock();
    }
}

From source file:com.netprogs.minecraft.plugins.social.SocialPerson.java

public void endDivorce() {
    Lock lock = rwDivorceLock.writeLock();
    lock.lock();
    try {/*from   w w  w.j  av a 2s  .  co m*/
        String spouseName = StringUtils.EMPTY;
        if (person.getDivorce() != null) {
            spouseName = person.getDivorce().getPlayerName();
            firePlayerMemberChangeEvent(spouseName, SocialNetworkCommandType.divorce, Type.preRemove, true);
        }

        person.setDivorce(null);
        socialDivorce = null;

        if (StringUtils.isNotEmpty(spouseName)) {
            firePlayerMemberChangeEvent(spouseName, SocialNetworkCommandType.divorce, Type.postRemove, true);
        }

    } finally {
        lock.unlock();
    }
}

From source file:com.netprogs.minecraft.plugins.social.SocialPerson.java

public Set<String> getMessagePlayers(Class<? extends IMessage> messageClass) {

    Lock lock = rwMessageQueueLock.readLock();
    lock.lock();
    try {/* w ww  . ja v  a 2 s  .c  o m*/
        String className = messageClass.getCanonicalName();
        if (person.getMessageQueue().get(className) != null) {
            return Collections.unmodifiableSet(person.getMessageQueue().get(className).keySet());
        }

        // return an empty list
        return Collections.emptySet();

    } finally {
        lock.unlock();
    }
}