Package org.apache.activemq.store.kahadb.data

Examples of org.apache.activemq.store.kahadb.data.KahaAckMessageFileMapCommand

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    }

    @SuppressWarnings("unchecked")
    private Location recoverAckMessageFileMap() throws IOException {
        if (metadata.ackMessageFileMapLocation != null) {
            KahaAckMessageFileMapCommand audit = (KahaAckMessageFileMapCommand) load(metadata.ackMessageFileMapLocation);
            try {
                ObjectInputStream objectIn = new ObjectInputStream(audit.getAckMessageFileMap().newInput());
                metadata.ackMessageFileMap = (Map<Integer, Set<Integer>>) objectIn.readObject();
                return journal.getNextLocation(metadata.ackMessageFileMapLocation);
            } catch (Exception e) {
                LOG.warn("Cannot recover ackMessageFileMap", e);
                return journal.getNextLocation(null);
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        ObjectOutputStream oout = new ObjectOutputStream(baos);
        oout.writeObject(metadata.ackMessageFileMap);
        oout.flush();
        oout.close();
        // using completion callback allows a disk sync to be avoided when enableJournalDiskSyncs = false
        Location location = store(new KahaAckMessageFileMapCommand().setAckMessageFileMap(new Buffer(baos.toByteArray())), nullCompletionCallback);
        try {
            location.getLatch().await();
        } catch (InterruptedException e) {
            throw new InterruptedIOException(e.toString());
        }
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    }

    @SuppressWarnings("unchecked")
    private Location recoverAckMessageFileMap() throws IOException {
        if (metadata.ackMessageFileMapLocation != null) {
            KahaAckMessageFileMapCommand audit = (KahaAckMessageFileMapCommand) load(metadata.ackMessageFileMapLocation);
            try {
                ObjectInputStream objectIn = new ObjectInputStream(audit.getAckMessageFileMap().newInput());
                metadata.ackMessageFileMap = (Map<Integer, Set<Integer>>) objectIn.readObject();
                return journal.getNextLocation(metadata.ackMessageFileMapLocation);
            } catch (Exception e) {
                LOG.warn("Cannot recover ackMessageFileMap", e);
                return journal.getNextLocation(null);
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        ObjectOutputStream oout = new ObjectOutputStream(baos);
        oout.writeObject(metadata.ackMessageFileMap);
        oout.flush();
        oout.close();
        // using completion callback allows a disk sync to be avoided when enableJournalDiskSyncs = false
        Location location = store(new KahaAckMessageFileMapCommand().setAckMessageFileMap(new Buffer(baos.toByteArray())), nullCompletionCallback);
        try {
            location.getLatch().await();
        } catch (InterruptedException e) {
            throw new InterruptedIOException(e.toString());
        }
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    }

    @SuppressWarnings("unchecked")
    private Location recoverAckMessageFileMap() throws IOException {
        if (metadata.ackMessageFileMapLocation != null) {
            KahaAckMessageFileMapCommand audit = (KahaAckMessageFileMapCommand) load(metadata.ackMessageFileMapLocation);
            try {
                ObjectInputStream objectIn = new ObjectInputStream(audit.getAckMessageFileMap().newInput());
                metadata.ackMessageFileMap = (Map<Integer, Set<Integer>>) objectIn.readObject();
                return journal.getNextLocation(metadata.ackMessageFileMapLocation);
            } catch (Exception e) {
                LOG.warn("Cannot recover ackMessageFileMap", e);
                return journal.getNextLocation(null);
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        ObjectOutputStream oout = new ObjectOutputStream(baos);
        oout.writeObject(metadata.ackMessageFileMap);
        oout.flush();
        oout.close();
        // using completion callback allows a disk sync to be avoided when enableJournalDiskSyncs = false
        Location location = store(new KahaAckMessageFileMapCommand().setAckMessageFileMap(new Buffer(baos.toByteArray())), nullCompletionCallback);
        try {
            location.getLatch().await();
        } catch (InterruptedException e) {
            throw new InterruptedIOException(e.toString());
        }
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    }

    @SuppressWarnings("unchecked")
    private Location recoverAckMessageFileMap() throws IOException {
        if (metadata.ackMessageFileMapLocation != null) {
            KahaAckMessageFileMapCommand audit = (KahaAckMessageFileMapCommand) load(metadata.ackMessageFileMapLocation);
            try {
                ObjectInputStream objectIn = new ObjectInputStream(audit.getAckMessageFileMap().newInput());
                metadata.ackMessageFileMap = (Map<Integer, Set<Integer>>) objectIn.readObject();
                return journal.getNextLocation(metadata.ackMessageFileMapLocation);
            } catch (Exception e) {
                LOG.warn("Cannot recover ackMessageFileMap", e);
                return journal.getNextLocation(null);
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        ObjectOutputStream oout = new ObjectOutputStream(baos);
        oout.writeObject(metadata.ackMessageFileMap);
        oout.flush();
        oout.close();
        // using completion callback allows a disk sync to be avoided when enableJournalDiskSyncs = false
        Location location = store(new KahaAckMessageFileMapCommand().setAckMessageFileMap(new Buffer(baos.toByteArray())), nullCompletionCallback);
        try {
            location.getLatch().await();
        } catch (InterruptedException e) {
            throw new InterruptedIOException(e.toString());
        }
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Related Classes of org.apache.activemq.store.kahadb.data.KahaAckMessageFileMapCommand

  • org.apache.activemq.store.kahadb.MessageDatabase
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