Examples of com.sleepycat.je.OperationStatus

com.sleepycat.je.OperationStatus
Javadoc for this public class is generated via the doc templates in the doc_src directory.

                 * (It is possible to delete all records in the block only by
                 * moving forward, i.e, when nextIndex is greater than
                 * dataIndex.)
                 */
                if (nextIndex == 0 && keys[0] == null) {
                    OperationStatus status;
                    for (int i = 0; i < keys.length; i += 1) {
                        status = coll.iterateDuplicates() ?
                                 cursor.getNext(false) :
                                 cursor.getNextNoDup(false);
                        if (status == OperationStatus.SUCCESS) {

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         * conditions holds and throws UnsupportedOperationException otherwise:
         * 1- This is a list iterator for a recno-renumber database.
         * 2- This is a collection iterator for a duplicates database.
         */
        coll.checkIterAddAllowed();
        OperationStatus status = OperationStatus.SUCCESS;
        DataCursor cursor = null;
        boolean doAutoCommit = coll.beginAutoCommit();
        try {
            if (coll.view.keysRenumbered || !coll.areDuplicatesOrdered()) {

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    final boolean moveToIndex(int index) {


        DataCursor cursor = null;
        try {
            cursor = new DataCursor(coll.view, writeAllowed);
            OperationStatus status =
                cursor.getSearchKey(Integer.valueOf(index), null, false);
            boolean retVal;
            if (status == OperationStatus.SUCCESS) {
                clearSlots();
                setSlot(0, cursor);

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    private K getFirstOrLastKey(boolean doGetFirst) {


        DataCursor cursor = null;
        try {
            cursor = new DataCursor(view, false);
            OperationStatus status;
            if (doGetFirst) {
                status = cursor.getFirst(false);
            } else {
                status = cursor.getLast(false);
            }

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        throws DatabaseException {


        Data oldData;
        DatabaseEntry key = new DatabaseEntry(DATA_KEY);
        DatabaseEntry data = new DatabaseEntry();
        OperationStatus status = db.get(txn, key, data, null);
        if (status == OperationStatus.SUCCESS) {
            ByteArrayInputStream bais = new ByteArrayInputStream
                (data.getData(), data.getOffset(), data.getSize());
            try {
                ObjectInputStream ois = new ObjectInputStream(bais);

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        boolean doAutoCommit = beginAutoCommit();
        try {
            cursor = new DataCursor(view, true);
            V oldValue;
            while (true) {
                OperationStatus status =
                    cursor.putNoOverwrite(key, value, false /*useCurrentKey*/);
                if (status == OperationStatus.SUCCESS) {
                    /* We inserted the key.  Return null.  */
                    oldValue = null;
                    break;

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    public boolean remove(Object key, Object value) {
        DataCursor cursor = null;
        boolean doAutoCommit = beginAutoCommit();
        try {
            cursor = new DataCursor(view, true, key);
            OperationStatus status = cursor.getFirst(true /*lockForWrite*/);
            boolean removed;
            if (status == OperationStatus.SUCCESS &&
                cursor.getCurrentValue().equals(value)) {
                cursor.delete();
                removed = true;

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    public V replace(K key, V value) {
        DataCursor cursor = null;
        boolean doAutoCommit = beginAutoCommit();
        try {
            cursor = new DataCursor(view, true, key);
            OperationStatus status = cursor.getFirst(true /*lockForWrite*/);
            V oldValue;
            if (status == OperationStatus.SUCCESS) {
                oldValue = (V) cursor.getCurrentValue();
                cursor.putCurrent(value);
            } else {

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    public boolean replace(K key, V oldValue, V newValue) {
        DataCursor cursor = null;
        boolean doAutoCommit = beginAutoCommit();
        try {
            cursor = new DataCursor(view, true, key);
            OperationStatus status = cursor.getFirst(true /*lockForWrite*/);
            boolean replaced;
            if (status == OperationStatus.SUCCESS &&
                cursor.getCurrentValue().equals(oldValue)) {
                cursor.putCurrent(newValue);
                replaced = true;

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                        byte[] valueBytes,
                        boolean lockForWrite)
        throws DatabaseException {


        LockMode lockMode = getLockMode(lockForWrite);
        OperationStatus status = null;


        /* Use the given key/data byte arrays. */
        setThangs(keyBytes, priKeyBytes, valueBytes);


        /* Position on or after the given key/data pair. */

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