Example usage for javax.ejb LockType READ

Introduction

In this page you can find the example usage for javax.ejb LockType READ.

Prototype

LockType READ

To view the source code for javax.ejb LockType READ.

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Document

For read-only operations.

Usage

From source file:org.sofun.core.team.WireThemAll.java

@Timeout
// @Schedule(minute = "*/2", hour = "*", persistent = false)
@Lock(LockType.READ)
public void check() throws Exception {

    if (!available) {
        return;// w w w .  ja  v  a  2 s  .  c om
    } else {
        available = false;
    }

    try {

        List<Member> gambling_members = members.getGamblingMembers();
        for (Member member : gambling_members) {
            float transferrable = members.getTransferableAmountFor(member);
            if (transferrable > 0.1) {
                SecureRandom randomGenerator = new SecureRandom();
                MemberTransaction txn = new MemberTransactionImpl(new Date(), transferrable, CurrencyType.EURO,
                        MemberTransactionType.WIRE_DEBIT);
                txn.setLabel(MemberTransactionType.WIRE_DEBIT);
                txn.setDebit(true);
                txn.setCredit(false);
                txn.setTransactionId(String.valueOf(randomGenerator.nextInt(1000000000)));
                member.addTransaction(txn);
                txn.setMember(member);
                log.info("Wiring amount=" + transferrable + " for member with email=" + member.getEmail());
            }
        }

    } catch (Throwable t) {
        t.printStackTrace();
        log.error(t.getMessage());
    } finally {
        available = true;
    }
}

---

From source file:org.sofun.platform.legigame.MemberLegigameStatusManager.java

@Schedule(minute = "15", hour = "3", persistent = false)
@Lock(LockType.READ)
public void syncMembers() {
    if (LOCK_SYNC_MEMBERS) {
        return;/*ww w .ja v  a2s .  com*/
    } else {
        LOCK_SYNC_MEMBERS = true;
    }
    try {
        if (legigame != null) {
            log.debug("Syncing our players with remote Legigame.");
            legigame.syncMembers(offset, batchSize);
            if (offset + batchSize >= members.countMembers()) {
                log.debug("Offset back to zero (0)");
                offset = 0;
            } else {
                offset += batchSize;
            }
        }
    } catch (LegigameException e) {
        log.error("An error occured while syncing with legigame " + "list :" + e.getMessage());
    } finally {
        LOCK_SYNC_MEMBERS = false;
    }
}

---

From source file:org.sofun.platform.legigame.MemberLegigameStatusManager.java

@Schedule(minute = "*/59", hour = "*", persistent = false)
@Lock(LockType.READ)
public void syncStatus() {
    if (LOCK_SYNC_STATUS) {
        return;//from  w  ww  . j a  v  a 2s  .c om
    } else {
        LOCK_SYNC_STATUS = true;
    }
    try {
        if (legigame != null) {
            log.debug("Check members status legigame side.");
            legigame.syncStatus();
        }
    } catch (LegigameException e) {
        log.error("An error occured while syncing with legigame " + "list :" + e.getMessage());
    } finally {
        LOCK_SYNC_STATUS = false;
    }
}

---

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