Example usage for org.apache.poi.util IOUtils skipFully

Introduction

In this page you can find the example usage for org.apache.poi.util IOUtils skipFully.

Prototype

public static long skipFully(final InputStream input, final long toSkip) throws IOException 

Source Link

Document

Skips bytes from an input byte stream.

Usage

From source file:org.apache.tika.parser.mp3.MpegStream.java

License:Apache License

/**
 * Skips the current MPEG frame. This method can be called after a valid
 * MPEG header has been retrieved using {@code nextFrame()}. In this case
 * the underlying stream is advanced to the end of the associated MPEG
 * frame. Otherwise, this method has no effect. The return value indicates
 * whether a frame could be skipped./*  ww  w .ja  v a  2 s  . co m*/
 * 
 * @return <b>true</b> if a frame could be skipped, <b>false</b> otherwise
 * @throws IOException if an IO error occurs
 */
public boolean skipFrame() throws IOException {
    if (currentHeader != null) {
        long toSkip = currentHeader.getLength() - HEADER_SIZE;
        long skipped = IOUtils.skipFully(in, toSkip);
        if (skipped < toSkip) {
            throw new EOFException("EOF: tried to skip " + toSkip + " but could only skip " + skipped);
        }
        currentHeader = null;
        return true;
    }
    return false;
}

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