Examples of org.h2.store.fs.FileSystem.openFileObject()

org.h2.store.fs.FileSystem.openFileObject()
Open a random access file object. @param fileName the file name @param mode the access mode. Supported are r, rw, rws, rwd @return the file object

        fs.createDirs(fsBase + "/test/x");
        fs.delete(fsBase + "/test");
        fs.delete(fsBase + "/test2");
        assertTrue(fs.createNewFile(fsBase + "/test"));
        assertTrue(fs.canWrite(fsBase + "/test"));
        FileObject fo = fs.openFileObject(fsBase + "/test", "rw");
        byte[] buffer = new byte[10000];
        Random random = new Random(1);
        random.nextBytes(buffer);
        fo.write(buffer, 0, 10000);
        assertEquals(10000, fo.length());

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        fo.tryLock();
        fo.releaseLock();
        assertEquals(10000, fo.length());
        fo.close();
        assertEquals(10000, fs.length(fsBase + "/test"));
        fo = fs.openFileObject(fsBase + "/test", "r");
        byte[] test = new byte[10000];
        fo.readFully(test, 0, 10000);
        assertEquals(buffer, test);
        assertThrows(IOException.class, fo).write(test, 0, 10);
        assertThrows(IOException.class, fo).setFileLength(10);

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        File file = new File(TestBase.BASE_TEST_DIR + "/tmp");
        file.getParentFile().mkdirs();
        file.delete();
        RandomAccessFile ra = new RandomAccessFile(file, "rw");
        fs.delete(s);
        FileObject f = fs.openFileObject(s, "rw");
        assertThrows(EOFException.class, f).readFully(new byte[1], 0, 1);
        f.sync();
        Random random = new Random(seed);
        int size = getSize(100, 500);
        try {

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                    trace("reopen");
                    buff.append("reopen\n");
                    f.close();
                    ra.close();
                    ra = new RandomAccessFile(file, "rw");
                    f = fs.openFileObject(s, "rw");
                    assertEquals(ra.length(), f.length());
                    break;
                }
                default:
                }

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        String fileName = getBaseDir() + "/testNull.csv";
        FileSystem fs = FileSystem.getInstance(fileName);
        fs.delete(fileName);


        FileObject file = fs.openFileObject(fileName, "rw");
        String csvContent = "\"A\",\"B\",\"C\",\"D\"\n\\N,\"\",\"\\N\",";
        byte[] b = csvContent.getBytes("UTF-8");
        file.write(b, 0, b.length);
        file.close();
        Csv csv = Csv.getInstance();

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    private void testFieldDelimiter() throws Exception {
        String fileName = getBaseDir() + "/test.csv";
        String fileName2 = getBaseDir() + "/test2.csv";
        FileSystem fs = FileSystem.getInstance(fileName);
        fs.delete(fileName);
        FileObject file = fs.openFileObject(fileName, "rw");
        byte[] b = "'A'; 'B'\n\'It\\'s nice\'; '\nHello\\*\n'".getBytes();
        file.write(b, 0, b.length);
        file.close();
        Connection conn = getConnection("csv");
        Statement stat = conn.createStatement();

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    private void testRead() throws Exception {
        String fileName = getBaseDir() + "/test.csv";
        FileSystem fs = FileSystem.getInstance(fileName);
        fs.delete(fileName);
        FileObject file = fs.openFileObject(fileName, "rw");
        byte[] b = "a,b,c,d\n201,-2,0,18\n, \"abc\"\"\" ,,\"\"\n 1 ,2 , 3, 4 \n5, 6, 7, 8".getBytes();
        file.write(b, 0, b.length);
        file.close();
        ResultSet rs = Csv.getInstance().read(fileName, null, "UTF8");
        ResultSetMetaData meta = rs.getMetaData();

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                mode = "r";
                this.mode = mode;
            } else {
                fs.createDirs(name);
            }
            file = fs.openFileObject(name, mode);
            if (mode.length() > 2) {
                synchronousMode = true;
            }
            if (exists) {
                fileLength = file.length();

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                mode = "r";
                this.mode = mode;
            } else {
                fs.createDirs(name);
            }
            file = fs.openFileObject(name, mode);
            if (mode.length() > 2) {
                synchronousMode = true;
            }
            if (exists) {
                fileLength = file.length();

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