Package com.orientechnologies.common.util

Examples of com.orientechnologies.common.util.MersenneTwisterFast.nextBytes()

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    recordVersion.increment();

    for (int i = 0; i < records; i++) {
      int recordSize = mersenneTwisterFast.nextInt(OClusterPage.MAX_RECORD_SIZE - 1) + 1;
      byte[] smallRecord = new byte[recordSize];
      mersenneTwisterFast.nextBytes(smallRecord);

      final OPhysicalPosition physicalPosition = paginatedCluster.createRecord(smallRecord, recordVersion, (byte) 2);

      positionRecordMap.put(physicalPosition.clusterPosition, smallRecord);
    }
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    for (int i = 0; i < records; i++) {
      int recordSize = mersenneTwisterFast.nextInt(2 * OClusterPage.MAX_RECORD_SIZE) + OClusterPage.MAX_RECORD_SIZE + 1;

      byte[] bigRecord = new byte[recordSize];
      mersenneTwisterFast.nextBytes(bigRecord);

      final OPhysicalPosition physicalPosition = paginatedCluster.createRecord(bigRecord, recordVersion, (byte) 2);

      positionRecordMap.put(physicalPosition.clusterPosition, bigRecord);
    }
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    for (int i = 0; i < records; i++) {
      int recordSize = mersenneTwisterFast.nextInt(2 * OClusterPage.MAX_RECORD_SIZE) + OClusterPage.MAX_RECORD_SIZE + 1;

      byte[] bigRecord = new byte[recordSize];
      mersenneTwisterFast.nextBytes(bigRecord);

      final OPhysicalPosition physicalPosition = paginatedCluster.createRecord(bigRecord, recordVersion, (byte) 2);

      positionRecordMap.put(physicalPosition.clusterPosition, bigRecord);
    }
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    for (int i = 0; i < records; i++) {
      int recordSize = mersenneTwisterFast.nextInt(3 * OClusterPage.MAX_RECORD_SIZE) + 1;

      byte[] bigRecord = new byte[recordSize];
      mersenneTwisterFast.nextBytes(bigRecord);

      final OPhysicalPosition physicalPosition = paginatedCluster.createRecord(bigRecord, recordVersion, (byte) 2);

      positionRecordMap.put(physicalPosition.clusterPosition, bigRecord);
    }
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    for (int i = 0; i < records; i++) {
      int recordSize = mersenneTwisterFast.nextInt(3 * OClusterPage.MAX_RECORD_SIZE) + 1;

      byte[] bigRecord = new byte[recordSize];
      mersenneTwisterFast.nextBytes(bigRecord);

      final OPhysicalPosition physicalPosition = paginatedCluster.createRecord(bigRecord, recordVersion, (byte) 2);

      positionRecordMap.put(physicalPosition.clusterPosition, bigRecord);
    }
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    for (int i = 0; i < records; i++) {
      int recordSize = mersenneTwisterFast.nextInt(3 * OClusterPage.MAX_RECORD_SIZE) + 1;

      byte[] bigRecord = new byte[recordSize];
      mersenneTwisterFast.nextBytes(bigRecord);

      final OPhysicalPosition physicalPosition = paginatedCluster.createRecord(bigRecord, recordVersion, (byte) 2);

      positionRecordMap.put(physicalPosition.clusterPosition, bigRecord);
    }
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    for (int i = 0; i < records / 2; i++) {
      int recordSize = mersenneTwisterFast.nextInt(3 * OClusterPage.MAX_RECORD_SIZE) + 1;

      byte[] bigRecord = new byte[recordSize];
      mersenneTwisterFast.nextBytes(bigRecord);

      final OPhysicalPosition physicalPosition = paginatedCluster.createRecord(bigRecord, recordVersion, (byte) 2);

      positionRecordMap.put(physicalPosition.clusterPosition, bigRecord);
    }
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    for (int i = 0; i < records; i++) {
      int recordSize = mersenneTwisterFast.nextInt(3 * OClusterPage.MAX_RECORD_SIZE) + 1;

      byte[] bigRecord = new byte[recordSize];
      mersenneTwisterFast.nextBytes(bigRecord);

      final OPhysicalPosition physicalPosition = paginatedCluster.createRecord(bigRecord, recordVersion, (byte) 2);

      positionRecordMap.put(physicalPosition.clusterPosition, bigRecord);
    }
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    for (int i = 0; i < records / 2; i++) {
      int recordSize = mersenneTwisterFast.nextInt(3 * OClusterPage.MAX_RECORD_SIZE) + 1;

      byte[] bigRecord = new byte[recordSize];
      mersenneTwisterFast.nextBytes(bigRecord);

      final OPhysicalPosition physicalPosition = paginatedCluster.createRecord(bigRecord, recordVersion, (byte) 2);

      positionRecordMap.put(physicalPosition.clusterPosition, bigRecord);
    }
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  }

  public void testUpdateOneBigRecord() throws IOException {
    byte[] bigRecord = new byte[2 * 65536 + 100];
    MersenneTwisterFast mersenneTwisterFast = new MersenneTwisterFast();
    mersenneTwisterFast.nextBytes(bigRecord);

    ORecordVersion recordVersion = OVersionFactory.instance().createVersion();
    recordVersion.increment();
    recordVersion.increment();

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