CeosFileReader { public long readIn(final int n) throws IOException, IllegalCeosFormatException { final long streamPosition = stream.getStreamPosition(); final String longStr = readAn(n).trim(); return parseLong(longStr, streamPosition); } CeosFileReader(final ImageInputStream stream); void close(); void seek(final long pos); void skipBytes(final long numBytes); int readB1(); short readB2(); int readB4(); long readB8(); void readB4(final int[] array); void readB8(final long[] array); int readI4(); long readIn(final int n); void readB1(final byte[] array); double readFn(final int n); double readEn(final int n); double readGn(final int n); void readGn(final int n, final double[] numbers); String readAn(final int n); int[] readInArray(final int arraySize, final int intValLength); long getCurrentPos();  }
@Test public void testReadIn() throws IllegalCeosFormatException, IOException { _ios.writeBytes(" 7358"); _ios.seek(0); final CeosFileReader ceosReader = new CeosFileReader(_ios); assertEquals(7358, ceosReader.readIn(6)); }