Examples with Transaction jetbrains.exodus.env.Transaction used on opensource projects

Example 31 with Transaction

use of jetbrains.exodus.env.Transaction in project xodus by JetBrains.

the class VfsFileTests method testFileEnumeration.

@Test
public void testFileEnumeration() {
    final Transaction txn = env.beginTransaction();
    final TreeSet<String> files = new TreeSet<>();
    final int numberOfFiles = (int) (Math.random() * 1000 + 5000);
    for (int i = 0; i < numberOfFiles; ++i) {
        final String file = "file" + Math.random();
        if (!files.contains(file)) {
            files.add(file);
            vfs.createFile(txn, file);
        }
    }
    final Iterator<String> it = files.iterator();
    for (final File file : vfs.getFiles(txn)) {
        Assert.assertTrue(it.hasNext());
        Assert.assertEquals(file.getPath(), it.next());
    }
    Assert.assertFalse(it.hasNext());
    txn.commit();
}

Example 32 with Transaction

use of jetbrains.exodus.env.Transaction in project xodus by JetBrains.

the class VfsFileTests method testDeleteFile3.

@Test
public void testDeleteFile3() throws IOException {
    final Transaction txn = env.beginTransaction();
    for (int i = 0; i < 10; ++i) {
        final File file0 = vfs.createFile(txn, "file0");
        final OutputStream outputStream = vfs.writeFile(txn, file0);
        outputStream.write("vain bytes to be deleted".getBytes());
        outputStream.close();
        txn.flush();
        Assert.assertNotNull(vfs.deleteFile(txn, "file0"));
        txn.flush();
    }
    Assert.assertEquals(0L, vfs.getContents().count(txn));
    txn.commit();
}

Example 33 with Transaction

use of jetbrains.exodus.env.Transaction in project xodus by JetBrains.

the class VfsFileTests method testTouchFile.

@Test
public void testTouchFile() throws InterruptedException {
    final Transaction txn = env.beginTransaction();
    vfs.createFile(txn, "file0");
    txn.flush();
    File file0 = vfs.openFile(txn, "file0", false);
    Assert.assertNotNull(file0);
    Assert.assertEquals(file0.getCreated(), file0.getLastModified());
    Thread.sleep(100);
    vfs.touchFile(txn, file0);
    txn.flush();
    file0 = vfs.openFile(txn, "file0", false);
    Assert.assertNotNull(file0);
    Assert.assertTrue(file0.getCreated() + 50 < file0.getLastModified());
    txn.commit();
}

Example 34 with Transaction

use of jetbrains.exodus.env.Transaction in project xodus by JetBrains.

the class VfsStreamsTests method writeRead5.

@Test
public void writeRead5() throws IOException {
    final Transaction txn = env.beginTransaction();
    final File file0 = vfs.createFile(txn, "file0");
    final OutputStream outputStream = vfs.writeFile(txn, file0);
    final int count = 0x10000;
    outputStream.write(new byte[count]);
    outputStream.close();
    final InputStream inputStream = vfs.readFile(txn, file0);
    Assert.assertEquals(count, inputStream.read(new byte[100000], 0, 100000));
    Assert.assertEquals(-1, inputStream.read());
    inputStream.close();
    txn.commit();
}

Example 35 with Transaction

use of jetbrains.exodus.env.Transaction in project xodus by JetBrains.

the class VfsStreamsTests method writeReadTrivial.

@Test
public void writeReadTrivial() throws IOException {
    final Transaction txn = env.beginTransaction();
    final File file0 = vfs.createFile(txn, "file0");
    final OutputStream outputStream = vfs.writeFile(txn, file0);
    outputStream.close();
    final InputStream inputStream = vfs.readFile(txn, file0);
    Assert.assertEquals(-1, inputStream.read());
    inputStream.close();
    txn.commit();
}