commons-vfs2/src/main/java/org/apache/commons/vfs2/provider/http4/Http4RandomAccessContent.java [70:143]:
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        if (status != HttpURLConnection.HTTP_PARTIAL && status != HttpURLConnection.HTTP_OK) {
            throw new FileSystemException("vfs.provider.http/get-range.error", fileObject.getName(),
                    Long.valueOf(filePointer), Integer.valueOf(status));
        }

        monitorInputStream = new MonitoredHttpResponseContentInputStream(httpResponse);

        // If the range request was ignored
        if (status == HttpURLConnection.HTTP_OK) {
            final long skipped = monitorInputStream.skip(filePointer);
            if (skipped != filePointer) {
                throw new FileSystemException("vfs.provider.http/get-range.error", fileObject.getName(),
                        Long.valueOf(filePointer), Integer.valueOf(status));
            }
        }

        dataInputStream = new DataInputStream(new FilterInputStream(monitorInputStream) {
            @Override
            public int read() throws IOException {
                final int ret = super.read();
                if (ret > -1) {
                    filePointer++;
                }
                return ret;
            }

            @Override
            public int read(final byte[] b) throws IOException {
                final int ret = super.read(b);
                if (ret > -1) {
                    filePointer += ret;
                }
                return ret;
            }

            @Override
            public int read(final byte[] b, final int off, final int len) throws IOException {
                final int ret = super.read(b, off, len);
                if (ret > -1) {
                    filePointer += ret;
                }
                return ret;
            }
        });

        return dataInputStream;
    }

    @Override
    public long getFilePointer() throws IOException {
        return filePointer;
    }

    @Override
    public long length() throws IOException {
        return fileObject.getContent().getSize();
    }

    @Override
    public void seek(final long pos) throws IOException {
        if (pos == filePointer) {
            // no change
            return;
        }

        if (pos < 0) {
            throw new FileSystemException("vfs.provider/random-access-invalid-position.error", Long.valueOf(pos));
        }

        if (dataInputStream != null) {
            close();
        }

        filePointer = pos;
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commons-vfs2/src/main/java/org/apache/commons/vfs2/provider/http5/Http5RandomAccessContent.java [70:143]:
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        if (status != HttpURLConnection.HTTP_PARTIAL && status != HttpURLConnection.HTTP_OK) {
            throw new FileSystemException("vfs.provider.http/get-range.error", fileObject.getName(),
                    Long.valueOf(filePointer), Integer.valueOf(status));
        }

        monitorInputStream = new MonitoredHttpResponseContentInputStream(httpResponse);

        // If the range request was ignored
        if (status == HttpURLConnection.HTTP_OK) {
            final long skipped = monitorInputStream.skip(filePointer);
            if (skipped != filePointer) {
                throw new FileSystemException("vfs.provider.http/get-range.error", fileObject.getName(),
                        Long.valueOf(filePointer), Integer.valueOf(status));
            }
        }

        dataInputStream = new DataInputStream(new FilterInputStream(monitorInputStream) {
            @Override
            public int read() throws IOException {
                final int ret = super.read();
                if (ret > -1) {
                    filePointer++;
                }
                return ret;
            }

            @Override
            public int read(final byte[] b) throws IOException {
                final int ret = super.read(b);
                if (ret > -1) {
                    filePointer += ret;
                }
                return ret;
            }

            @Override
            public int read(final byte[] b, final int off, final int len) throws IOException {
                final int ret = super.read(b, off, len);
                if (ret > -1) {
                    filePointer += ret;
                }
                return ret;
            }
        });

        return dataInputStream;
    }

    @Override
    public long getFilePointer() throws IOException {
        return filePointer;
    }

    @Override
    public long length() throws IOException {
        return fileObject.getContent().getSize();
    }

    @Override
    public void seek(final long pos) throws IOException {
        if (pos == filePointer) {
            // no change
            return;
        }

        if (pos < 0) {
            throw new FileSystemException("vfs.provider/random-access-invalid-position.error", Long.valueOf(pos));
        }

        if (dataInputStream != null) {
            close();
        }

        filePointer = pos;
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