Examples with OStorageSegmentConfiguration com.orientechnologies.orient.core.config.OStorageSegmentConfiguration used on opensource projects

Example 1 with OStorageSegmentConfiguration

use of com.orientechnologies.orient.core.config.OStorageSegmentConfiguration in project orientdb by orientechnologies.

the class ReadWriteDiskCacheTest method testFlushTillLSN.

public void testFlushTillLSN() throws Exception {
    closeBufferAndDeleteFile();
    File file = new File(storageLocal.getConfiguration().getDirectory());
    if (!file.exists())
        file.mkdir();
    writeAheadLog = new ODiskWriteAheadLog(1024, -1, 10 * 1024, null, true, storageLocal, 10);
    final OStorageSegmentConfiguration segmentConfiguration = new OStorageSegmentConfiguration(storageLocal.getConfiguration(), "readWriteDiskCacheTest.tst", 0);
    segmentConfiguration.fileType = OFileClassic.NAME;
    writeBuffer = new OWOWCache(false, 8 + systemOffset, new OByteBufferPool(8 + systemOffset), 10000, writeAheadLog, 100, 2 * (8 + systemOffset), 2 * (8 + systemOffset) + 4 * (8 + systemOffset), storageLocal, false, files, 10);
    writeBuffer.loadRegisteredFiles();
    readBuffer = new O2QCache(4 * (8 + systemOffset), 8 + systemOffset, false, 20);
    long fileId = readBuffer.addFile(fileName, writeBuffer);
    OLogSequenceNumber lsnToFlush = null;
    for (int i = 0; i < 8; i++) {
        OCacheEntry cacheEntry = readBuffer.load(fileId, i, false, writeBuffer, 1);
        if (cacheEntry == null) {
            cacheEntry = readBuffer.allocateNewPage(fileId, writeBuffer);
            Assert.assertEquals(cacheEntry.getPageIndex(), i);
        }
        OCachePointer dataPointer = cacheEntry.getCachePointer();
        dataPointer.acquireExclusiveLock();
        OLogSequenceNumber pageLSN = writeAheadLog.log(new WriteAheadLogTest.TestRecord(30, false));
        setLsn(dataPointer.getSharedBuffer(), pageLSN);
        lsnToFlush = pageLSN;
        cacheEntry.markDirty();
        dataPointer.releaseExclusiveLock();
        readBuffer.release(cacheEntry, writeBuffer);
    }
    Thread.sleep(1000);
    Assert.assertEquals(writeAheadLog.getFlushedLsn(), lsnToFlush);
}