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

Example 1 with TransactionalExecutable

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

the class VfsSettings method get.

ByteIterable get(@Nullable final Transaction txn, @NotNull final String settingName) {
    final ArrayByteIterable key = StringBinding.stringToEntry(settingName);
    if (txn != null) {
        return settingStore.get(txn, key);
    }
    final ByteIterable[] result = new ByteIterable[1];
    env.executeInTransaction(new TransactionalExecutable() {

        @Override
        public void execute(@NotNull final Transaction txn) {
            result[0] = settingStore.get(txn, key);
        }
    });
    return result[0];
}

Example 2 with TransactionalExecutable

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

the class GarbageCollectorTestInMemory method testTextIndexLikeWithDeletionsAndConcurrentReading.

@Test
public void testTextIndexLikeWithDeletionsAndConcurrentReading() throws InterruptedException, BrokenBarrierException {
    final long started = System.currentTimeMillis();
    prepare();
    final Transaction txn = env.beginTransaction();
    final Store store = env.openStore("store", getStoreConfig(false), txn);
    final Store storeDups = env.openStore("storeDups", getStoreConfig(true), txn);
    txn.commit();
    final Throwable[] throwable = { null };
    final JobProcessor[] processors = new JobProcessor[10];
    for (int i = 0; i < processors.length; ++i) {
        processors[i] = ThreadJobProcessorPool.getOrCreateJobProcessor("test processor" + i);
        processors[i].start();
    }
    final CyclicBarrier barrier = new CyclicBarrier(processors.length + 1);
    processors[0].queue(new Job() {

        @Override
        protected void execute() throws Throwable {
            barrier.await();
            try {
                while (System.currentTimeMillis() - started < TEST_DURATION) {
                    env.executeInTransaction(new TransactionalExecutable() {

                        @Override
                        public void execute(@NotNull final Transaction txn) {
                            int randomInt = rnd.nextInt() & 0x3fffffff;
                            final int count = 4 + (randomInt) & 0x1f;
                            for (int j = 0; j < count; randomInt += ++j) {
                                final int intKey = randomInt & 0x3fff;
                                final ArrayByteIterable key = IntegerBinding.intToCompressedEntry(intKey);
                                final int valueLength = 50 + (randomInt % 100);
                                store.put(txn, key, new ArrayByteIterable(new byte[valueLength]));
                                storeDups.put(txn, key, IntegerBinding.intToEntry(randomInt % 32));
                            }
                            randomInt = (randomInt * randomInt) & 0x3fffffff;
                            for (int j = 0; j < count; randomInt += ++j) {
                                final int intKey = randomInt & 0x3fff;
                                final ArrayByteIterable key = IntegerBinding.intToCompressedEntry(intKey);
                                store.delete(txn, key);
                                try (Cursor cursor = storeDups.openCursor(txn)) {
                                    if (cursor.getSearchBoth(key, IntegerBinding.intToEntry(randomInt % 32))) {
                                        cursor.deleteCurrent();
                                    }
                                }
                            }
                        }
                    });
                    Thread.sleep(0);
                }
            } catch (Throwable t) {
                throwable[0] = t;
            }
        }
    });
    for (int i = 1; i < processors.length; ++i) {
        processors[i].queue(new Job() {

            @Override
            protected void execute() throws Throwable {
                try {
                    barrier.await();
                    while (System.currentTimeMillis() - started < TEST_DURATION) {
                        int randomInt = rnd.nextInt() & 0x3fffffff;
                        for (int j = 0; j < 100; randomInt += ++j) {
                            final int intKey = randomInt & 0x3fff;
                            final ArrayByteIterable key = IntegerBinding.intToCompressedEntry(intKey);
                            getAutoCommit(store, key);
                            getAutoCommit(storeDups, key);
                            Thread.sleep(0);
                        }
                        Thread.sleep(50);
                    }
                } catch (Throwable t) {
                    throwable[0] = t;
                }
            }
        });
    }
    barrier.await();
    for (final JobProcessor processor : processors) {
        processor.finish();
    }
    final Throwable t = throwable[0];
    if (t != null) {
        memory.dump(new File(System.getProperty("user.home"), "dump"));
        logger.error("User code exception: ", t);
        Assert.assertTrue(false);
    }
}

Example 3 with TransactionalExecutable

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

the class GarbageCollectorTestInMemory method testTextIndexLikeWithDeletions.

private void testTextIndexLikeWithDeletions(boolean useExpirationChecker) {
    final long started = System.currentTimeMillis();
    prepare(useExpirationChecker);
    final Transaction txn = env.beginTransaction();
    final Store store = env.openStore("store", getStoreConfig(false), txn);
    final Store storeDups = env.openStore("storeDups", getStoreConfig(true), txn);
    txn.commit();
    try {
        while (System.currentTimeMillis() - started < TEST_DURATION) {
            env.executeInTransaction(new TransactionalExecutable() {

                @Override
                public void execute(@NotNull final Transaction txn) {
                    int randomInt = rnd.nextInt() & 0x3fffffff;
                    final int count = 4 + (randomInt) & 0x1f;
                    for (int j = 0; j < count; randomInt += ++j) {
                        final int intKey = randomInt & 0x3fff;
                        final ArrayByteIterable key = IntegerBinding.intToCompressedEntry(intKey);
                        final int valueLength = 50 + (randomInt % 100);
                        store.put(txn, key, new ArrayByteIterable(new byte[valueLength]));
                        storeDups.put(txn, key, IntegerBinding.intToEntry(randomInt % 32));
                    }
                    randomInt = (randomInt * randomInt) & 0x3fffffff;
                    for (int j = 0; j < count / 2; randomInt += ++j) {
                        final int intKey = randomInt & 0x3fff;
                        final ArrayByteIterable key = IntegerBinding.intToCompressedEntry(intKey);
                        store.delete(txn, key);
                        try (Cursor cursor = storeDups.openCursor(txn)) {
                            if (cursor.getSearchBoth(key, IntegerBinding.intToEntry(randomInt % 32))) {
                                cursor.deleteCurrent();
                            }
                        }
                    }
                }
            });
            Thread.sleep(0);
        }
    } catch (Throwable t) {
        memory.dump(new File(System.getProperty("user.home"), "dump"));
        logger.error("User code exception: ", t);
        Assert.assertTrue(false);
    }
}

Example 4 with TransactionalExecutable

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

the class GarbageCollectorTestInMemory method testTextIndexLike.

private void testTextIndexLike(boolean useExpirationChecker) {
    final long started = System.currentTimeMillis();
    prepare(useExpirationChecker);
    final Transaction txn = env.beginTransaction();
    final Store store = env.openStore("store", getStoreConfig(false), txn);
    final Store storeDups = env.openStore("storeDups", getStoreConfig(true), txn);
    txn.commit();
    try {
        while (System.currentTimeMillis() - started < TEST_DURATION) {
            env.executeInTransaction(new TransactionalExecutable() {

                @Override
                public void execute(@NotNull final Transaction txn) {
                    int randomInt = rnd.nextInt() & 0x3fffffff;
                    final int count = 4 + (randomInt) & 0x1f;
                    for (int j = 0; j < count; randomInt += ++j) {
                        final int intKey = randomInt & 0x3fff;
                        final ArrayByteIterable key = IntegerBinding.intToCompressedEntry(intKey);
                        final int valueLength = 50 + (randomInt % 100);
                        store.put(txn, key, new ArrayByteIterable(new byte[valueLength]));
                        storeDups.put(txn, key, IntegerBinding.intToEntry(randomInt % 32));
                    }
                }
            });
            Thread.sleep(0);
        }
    } catch (Throwable t) {
        memory.dump(new File(System.getProperty("user.home"), "dump"));
        logger.error("User code exception: ", t);
        Assert.assertTrue(false);
    }
}