diff options
Diffstat (limited to 'libjava/testsuite/libjava.lang/LargeFile.java')
-rw-r--r-- | libjava/testsuite/libjava.lang/LargeFile.java | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/libjava/testsuite/libjava.lang/LargeFile.java b/libjava/testsuite/libjava.lang/LargeFile.java new file mode 100644 index 0000000..1bb8aec --- /dev/null +++ b/libjava/testsuite/libjava.lang/LargeFile.java @@ -0,0 +1,36 @@ +/* Test to ensure files >= 2^31 bytes are supported. */ + +import java.io.*; + +public class LargeFile +{ + public static void main(String[] args) throws IOException + { + File file = new File("LargeFile.tmp"); + + try + { + RandomAccessFile rfile = new RandomAccessFile(file, "rw"); + + long pos = (long) Math.pow(2, 31); + + rfile.seek(pos); + rfile.write('O'); + rfile.write('K'); + rfile.close(); + + // Re-open, read byte back using FileInputStream and clean up. + + FileInputStream fis = new FileInputStream(file); + fis.skip(pos); + System.out.print((char) fis.read()); + System.out.println((char) fis.read()); + fis.close(); + } + finally + { + if (file.exists()) + file.delete(); + } + } +} |