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private void myMethod () {BufferedReader b =
InputStream in;new BufferedReader(new InputStreamReader(in))
Reader in;new BufferedReader(in)
File file;new BufferedReader(new FileReader(file))
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}
private TextFileReader(FileSystem fs, Path file, Map<String, Object> conf, TextFileReader.Offset startOffset) throws IOException { super(fs, file); offset = startOffset; FSDataInputStream in = fs.open(file); String charSet = (conf==null || !conf.containsKey(CHARSET) ) ? "UTF-8" : conf.get(CHARSET).toString(); int buffSz = (conf==null || !conf.containsKey(BUFFER_SIZE) ) ? DEFAULT_BUFF_SIZE : Integer.parseInt( conf.get(BUFFER_SIZE).toString() ); reader = new BufferedReader(new InputStreamReader(in, charSet), buffSz); if(offset.charOffset >0) { reader.skip(offset.charOffset); } }
private void tryToReplaceInFile(final RegionByOffset regionByOffset, final String textToReplace) throws IOException { writeUntilOffsetReached(regionByOffset.getOffset()); reader.skip(regionByOffset.getLength()); currentPosition = regionByOffset.getOffsetAfterEnding(); writer.write(textToReplace); }
BufferedReader reader = new BufferedReader(new InputStreamReader(fileInputStream)); // read what you want here reader.skip(20); // read the rest of the file after skipping
InputStream is = new FileInputStream(filePath); BufferedReader reader = new BufferedReader(new InputStreamReader(is,"UTF-8")); reader.skip(n); // chars to skip // .. and here you can start reading
/** * Load the sequence * @return */ private boolean init() throws IOException, CompoundNotFoundException { BufferedReader br = new BufferedReader(new FileReader(file)); br.skip(sequenceStartIndex); String sequence = sequenceParser.getSequence(br, sequenceLength); setContents(sequence); br.close(); // close file to prevent too many being open return true; }
private void commonInit(Path filePath, Configuration conf) throws IOException { readerPosition = start; FileSystem fs = filePath.getFileSystem(conf); inputReader = new BufferedReader(new InputStreamReader(fs.open(filePath))); if (start != 0) { // split starts inside the json inputReader.skip(start); moveToRecordStart(); } }
@Override public long skip(long n) throws IOException { BufferedReader reader = _bufferedReader; if (reader != null) return reader.skip(n); long count = 0; for (; count < n && _rs.readChar() >= 0; count++) { } return count; }
private Tail(File file, String grep) throws IOException { this.grep = grep; this.reader = new BufferedReader(new InputStreamReader( new FileInputStream(file))); while (reader.skip(Integer.MAX_VALUE) > 0) { // skip more, until end of file } }
public long skip(final long n) throws IOException { return delegate.skip(n); }
private void tryToDeleteFromFile(final RegionByOffset regionByOffset) throws IOException { writeUntilOffsetReached(regionByOffset.getOffset()); reader.skip(regionByOffset.getLength()); currentPosition = regionByOffset.getOffsetAfterEnding(); }
private TextFileReader(FileSystem fs, Path file, Map conf, TextFileReader.Offset startOffset) throws IOException { super(fs, file); offset = startOffset; FSDataInputStream in = fs.open(file); String charSet = (conf==null || !conf.containsKey(CHARSET) ) ? "UTF-8" : conf.get(CHARSET).toString(); int buffSz = (conf==null || !conf.containsKey(BUFFER_SIZE) ) ? DEFAULT_BUFF_SIZE : Integer.parseInt( conf.get(BUFFER_SIZE).toString() ); reader = new BufferedReader(new InputStreamReader(in, charSet), buffSz); if(offset.charOffset >0) { reader.skip(offset.charOffset); } }
private void tryToDeleteFromFile(final RegionByOffset regionByOffset) throws IOException { writeUntilOffsetReached(regionByOffset.getOffset()); reader.skip(regionByOffset.getLength()); currentPosition = regionByOffset.getOffsetAfterEnding(); }
/** * Load the sequence * @return */ private boolean init() throws IOException, CompoundNotFoundException { BufferedReader br = new BufferedReader(new FileReader(file)); br.skip(sequenceStartIndex); String sequence = sequenceParser.getSequence(br, sequenceLength); setContents(sequence); br.close(); // close file to prevent too many being open return true; }
private void tryToReplaceInFile(final RegionByOffset regionByOffset, final String textToReplace) throws IOException { writeUntilOffsetReached(regionByOffset.getOffset()); reader.skip(regionByOffset.getLength()); currentPosition = regionByOffset.getOffsetAfterEnding(); writer.write(textToReplace); }
private TextFileReader(FileSystem fs, Path file, Map conf, TextFileReader.Offset startOffset) throws IOException { super(fs, file); offset = startOffset; FSDataInputStream in = fs.open(file); String charSet = (conf==null || !conf.containsKey(CHARSET) ) ? "UTF-8" : conf.get(CHARSET).toString(); int buffSz = (conf==null || !conf.containsKey(BUFFER_SIZE) ) ? DEFAULT_BUFF_SIZE : Integer.parseInt( conf.get(BUFFER_SIZE).toString() ); reader = new BufferedReader(new InputStreamReader(in, charSet), buffSz); if(offset.charOffset >0) { reader.skip(offset.charOffset); } }