Examples with SegmentIO org.apache.ignite.internal.processors.cache.persistence.wal.io.SegmentIO used on opensource projects

Example 6 with SegmentIO

use of org.apache.ignite.internal.processors.cache.persistence.wal.io.SegmentIO in project ignite by apache.

the class StandaloneWalRecordsIterator method initReadHandle.

/**
 * {@inheritDoc}
 */
@Override
protected AbstractReadFileHandle initReadHandle(@NotNull AbstractFileDescriptor desc, @Nullable WALPointer start) throws IgniteCheckedException, FileNotFoundException {
    AbstractFileDescriptor fd = desc;
    SegmentIO fileIO = null;
    SegmentHeader segmentHeader;
    while (true) {
        try {
            fileIO = fd.toReadOnlyIO(ioFactory);
            segmentHeader = readSegmentHeader(fileIO, FILE_INPUT_FACTORY);
            break;
        } catch (IOException | IgniteCheckedException e) {
            log.error("Failed to init segment curWalSegmIdx=" + curWalSegmIdx + ", curIdx=" + curIdx, e);
            U.closeQuiet(fileIO);
            curIdx++;
            if (curIdx >= walFileDescriptors.size())
                return null;
            fd = walFileDescriptors.get(curIdx);
        }
    }
    return initReadHandle(fd, start, fileIO, segmentHeader);
}