Esempio n. 1
0
 private BATBlock createBAT(int offset, boolean isBAT) throws IOException {
   // Create a new BATBlock
   BATBlock newBAT = BATBlock.createEmptyBATBlock(bigBlockSize, !isBAT);
   newBAT.setOurBlockIndex(offset);
   // Ensure there's a spot in the file for it
   ByteBuffer buffer = ByteBuffer.allocate(bigBlockSize.getBigBlockSize());
   int writeTo = (1 + offset) * bigBlockSize.getBigBlockSize(); // Header isn't in BATs
   _data.write(buffer, writeTo);
   // All done
   return newBAT;
 }
Esempio n. 2
0
  /** Constructor, intended for writing */
  public NPOIFSFileSystem() {
    this(true);

    // Mark us as having a single empty BAT at offset 0
    _header.setBATCount(1);
    _header.setBATArray(new int[] {0});
    _bat_blocks.add(BATBlock.createEmptyBATBlock(bigBlockSize, false));
    setNextBlock(0, POIFSConstants.FAT_SECTOR_BLOCK);

    // Now associate the properties with the empty block
    _property_table.setStartBlock(1);
    setNextBlock(1, POIFSConstants.END_OF_CHAIN);
  }