The getBlockSize() method of a FileStore class is used to return the number of bytes per block in this file store Object. Every File storage is organized into discrete sequences of bytes called blocks and a block is the smallest storage unit of a file store. Every read and write operation is performed on multiple blocks. This method is helpful in getting the size of Block.
public long getBlockSize() throws IOException
Parameters: This method accepts nothing.
Return value: This method returns a positive value representing the block size of this file store, in bytes.
Exception: This method throws following Exceptions:
- IOException: if an I/O error occurs.
- UnsupportedOperationException: if the operation is not supported.
Below programs illustrate the getBlockSize() method:
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