public ChecksumFSInputChecker(ChecksumFileSystem fs, Path file, int bufferSize) throws IOException { super( file, fs.getFileStatus(file).getReplication() ); this.datas = fs.getRawFileSystem().open(file, bufferSize); this.fs = fs; Path sumFile = fs.getChecksumFile(file); try { int sumBufferSize = fs.getSumBufferSize(fs.getBytesPerSum(), bufferSize); sums = fs.getRawFileSystem().open(sumFile, sumBufferSize); byte[] version = new byte[CHECKSUM_VERSION.length]; sums.readFully(version); if (!Arrays.equals(version, CHECKSUM_VERSION)) throw new IOException("Not a checksum file: "+sumFile); this.bytesPerSum = sums.readInt(); set(fs.verifyChecksum, DataChecksum.newCrc32(), bytesPerSum, 4); } catch (IOException e) { // mincing the message is terrible, but java throws permission // exceptions as FNF because that's all the method signatures allow! if (!(e instanceof FileNotFoundException) || e.getMessage().endsWith(" (Permission denied)")) { LOG.warn("Problem opening checksum file: "+ file + ". Ignoring exception: " , e); } set(fs.verifyChecksum, null, 1, 0); } }
public ChecksumFSInputChecker(ChecksumFileSystem fs, Path file, int bufferSize) throws IOException { super( file, fs.getFileStatus(file).getReplication() ); this.datas = fs.getRawFileSystem().open(file, bufferSize); this.fs = fs; Path sumFile = fs.getChecksumFile(file); try { int sumBufferSize = fs.getSumBufferSize(fs.getBytesPerSum(), bufferSize); sums = fs.getRawFileSystem().open(sumFile, sumBufferSize); byte[] version = new byte[CHECKSUM_VERSION.length]; sums.readFully(version); if (!Arrays.equals(version, CHECKSUM_VERSION)) throw new IOException("Not a checksum file: "+sumFile); this.bytesPerSum = sums.readInt(); set(fs.verifyChecksum, DataChecksum.newCrc32(), bytesPerSum, 4); } catch (IOException e) { // mincing the message is terrible, but java throws permission // exceptions as FNF because that's all the method signatures allow! if (!(e instanceof FileNotFoundException) || e.getMessage().endsWith(" (Permission denied)")) { LOG.warn("Problem opening checksum file: "+ file + ". Ignoring exception: " , e); } set(fs.verifyChecksum, null, 1, 0); } }
public ChecksumFSInputChecker(ChecksumFileSystem fs, Path file, int bufferSize) throws IOException { super( file, fs.getFileStatus(file).getReplication() ); this.datas = fs.getRawFileSystem().open(file, bufferSize); this.fs = fs; Path sumFile = fs.getChecksumFile(file); try { int sumBufferSize = fs.getSumBufferSize(fs.getBytesPerSum(), bufferSize); sums = fs.getRawFileSystem().open(sumFile, sumBufferSize); byte[] version = new byte[CHECKSUM_VERSION.length]; sums.readFully(version); if (!Arrays.equals(version, CHECKSUM_VERSION)) throw new IOException("Not a checksum file: "+sumFile); this.bytesPerSum = sums.readInt(); set(fs.verifyChecksum, DataChecksum.newCrc32(), bytesPerSum, 4); } catch (IOException e) { // mincing the message is terrible, but java throws permission // exceptions as FNF because that's all the method signatures allow! if (!(e instanceof FileNotFoundException) || e.getMessage().endsWith(" (Permission denied)")) { LOG.warn("Problem opening checksum file: "+ file + ". Ignoring exception: " , e); } set(fs.verifyChecksum, null, 1, 0); } }
public ChecksumFSInputChecker(ChecksumFileSystem fs, Path file, int bufferSize) throws IOException { super( file, fs.getFileStatus(file).getReplication() ); this.datas = fs.getRawFileSystem().open(file, bufferSize); this.fs = fs; Path sumFile = fs.getChecksumFile(file); try { int sumBufferSize = fs.getSumBufferSize(fs.getBytesPerSum(), bufferSize); sums = fs.getRawFileSystem().open(sumFile, sumBufferSize); byte[] version = new byte[CHECKSUM_VERSION.length]; sums.readFully(version); if (!Arrays.equals(version, CHECKSUM_VERSION)) throw new IOException("Not a checksum file: "+sumFile); this.bytesPerSum = sums.readInt(); set(fs.verifyChecksum, DataChecksum.newCrc32(), bytesPerSum, 4); } catch (IOException e) { // mincing the message is terrible, but java throws permission // exceptions as FNF because that's all the method signatures allow! if (!(e instanceof FileNotFoundException) || e.getMessage().endsWith(" (Permission denied)")) { LOG.warn("Problem opening checksum file: "+ file + ". Ignoring exception: " , e); } set(fs.verifyChecksum, null, 1, 0); } }
public ChecksumFSInputChecker(ChecksumFileSystem fs, Path file, int bufferSize) throws IOException { super( file, fs.getFileStatus(file).getReplication() ); this.datas = fs.getRawFileSystem().open(file, bufferSize); this.fs = fs; Path sumFile = fs.getChecksumFile(file); try { int sumBufferSize = fs.getSumBufferSize(fs.getBytesPerSum(), bufferSize); sums = fs.getRawFileSystem().open(sumFile, sumBufferSize); byte[] version = new byte[CHECKSUM_VERSION.length]; sums.readFully(version); if (!Arrays.equals(version, CHECKSUM_VERSION)) throw new IOException("Not a checksum file: "+sumFile); this.bytesPerSum = sums.readInt(); set(fs.verifyChecksum, new CRC32(), bytesPerSum, 4); } catch (FileNotFoundException e) { // quietly ignore set(fs.verifyChecksum, null, 1, 0); } catch (IOException e) { // loudly ignore LOG.warn("Problem opening checksum file: "+ file + ". Ignoring exception: " + StringUtils.stringifyException(e)); set(fs.verifyChecksum, null, 1, 0); } }
public ChecksumFSInputChecker(ChecksumFileSystem fs, Path file, int bufferSize) throws IOException { super( file, fs.getFileStatus(file).getReplication() ); this.datas = fs.getRawFileSystem().open(file, bufferSize); this.fs = fs; Path sumFile = fs.getChecksumFile(file); try { int sumBufferSize = fs.getSumBufferSize(fs.getBytesPerSum(), bufferSize); sums = fs.getRawFileSystem().open(sumFile, sumBufferSize); byte[] version = new byte[CHECKSUM_VERSION.length]; sums.readFully(version); if (!Arrays.equals(version, CHECKSUM_VERSION)) throw new IOException("Not a checksum file: "+sumFile); this.bytesPerSum = sums.readInt(); set(new CRC32(), bytesPerSum, 4); } catch (FileNotFoundException e) { // quietly ignore set(null, 1, 0); } catch (IOException e) { // loudly ignore LOG.warn("Problem opening checksum file: "+ file + ". Ignoring exception: " + StringUtils.stringifyException(e)); set(null, 1, 0); } }
public ChecksumFSInputChecker(ChecksumFileSystem fs, Path file, int bufferSize) throws IOException { super( file, fs.getFileStatus(file).getReplication() ); this.datas = fs.getRawFileSystem().open(file, bufferSize); this.fs = fs; Path sumFile = fs.getChecksumFile(file); try { int sumBufferSize = fs.getSumBufferSize(fs.getBytesPerSum(), bufferSize); sums = fs.getRawFileSystem().open(sumFile, sumBufferSize); byte[] version = new byte[CHECKSUM_VERSION.length]; sums.readFully(version); if (!Arrays.equals(version, CHECKSUM_VERSION)) throw new IOException("Not a checksum file: "+sumFile); this.bytesPerSum = sums.readInt(); set(fs.verifyChecksum, DataChecksum.newCrc32(), bytesPerSum, 4); } catch (IOException e) { // mincing the message is terrible, but java throws permission // exceptions as FNF because that's all the method signatures allow! if (!(e instanceof FileNotFoundException) || e.getMessage().endsWith(" (Permission denied)")) { LOG.warn("Problem opening checksum file: "+ file + ". Ignoring exception: " , e); } set(fs.verifyChecksum, null, 1, 0); } }