Examples with RLock org.redisson.api.RLock used on opensource projects

Example 51 with RLock

use of org.redisson.api.RLock in project redisson by redisson.

the class JCache method load.

V load(K key) {
    RLock lock = getLock(key);
    lock.lock(30, TimeUnit.MINUTES);
    try {
        V value = getValueLocked(key);
        if (value == null) {
            value = loadValue(key);
        }
        return value;
    } finally {
        lock.unlock();
    }
}

Example 52 with RLock

use of org.redisson.api.RLock in project redisson by redisson.

the class JCache method getAndRemove.

@Override
public V getAndRemove(K key) {
    checkNotClosed();
    if (key == null) {
        throw new NullPointerException();
    }
    long startTime = currentNanoTime();
    if (config.isWriteThrough()) {
        RLock lock = getLock(key);
        lock.lock(30, TimeUnit.MINUTES);
        try {
            Object value = getAndRemoveValue(key);
            if (value != null) {
                cacheManager.getStatBean(this).addHits(1);
                cacheManager.getStatBean(this).addRemovals(1);
            } else {
                cacheManager.getStatBean(this).addMisses(1);
            }
            try {
                cacheWriter.delete(key);
            } catch (CacheWriterException e) {
                if (value != null) {
                    putValue(key, value);
                }
                throw e;
            } catch (Exception e) {
                if (value != null) {
                    putValue(key, value);
                }
                throw new CacheWriterException(e);
            }
            cacheManager.getStatBean(this).addGetTime(currentNanoTime() - startTime);
            cacheManager.getStatBean(this).addRemoveTime(currentNanoTime() - startTime);
            return (V) value;
        } finally {
            lock.unlock();
        }
    } else {
        V value = getAndRemoveValue(key);
        if (value != null) {
            cacheManager.getStatBean(this).addHits(1);
            cacheManager.getStatBean(this).addRemovals(1);
        } else {
            cacheManager.getStatBean(this).addMisses(1);
        }
        cacheManager.getStatBean(this).addGetTime(currentNanoTime() - startTime);
        cacheManager.getStatBean(this).addRemoveTime(currentNanoTime() - startTime);
        return value;
    }
}

Example 53 with RLock

use of org.redisson.api.RLock in project redisson by redisson.

the class JCache method remove.

@Override
public boolean remove(K key, V value) {
    checkNotClosed();
    if (key == null) {
        throw new NullPointerException();
    }
    if (value == null) {
        throw new NullPointerException();
    }
    long startTime = currentNanoTime();
    boolean result;
    if (config.isWriteThrough()) {
        RLock lock = getLock(key);
        lock.lock(30, TimeUnit.MINUTES);
        try {
            result = removeValueLocked(key, value);
            if (result) {
                try {
                    cacheWriter.delete(key);
                } catch (CacheWriterException e) {
                    putValue(key, value);
                    throw e;
                } catch (Exception e) {
                    putValue(key, value);
                    throw new CacheWriterException(e);
                }
                cacheManager.getStatBean(this).addHits(1);
                cacheManager.getStatBean(this).addRemovals(1);
                cacheManager.getStatBean(this).addRemoveTime(currentNanoTime() - startTime);
                return true;
            } else {
                cacheManager.getStatBean(this).addMisses(1);
                cacheManager.getStatBean(this).addRemoveTime(currentNanoTime() - startTime);
                return false;
            }
        } finally {
            lock.unlock();
        }
    } else {
        RLock lock = getLockedLock(key);
        try {
            result = removeValueLocked(key, value);
            if (result) {
                cacheManager.getStatBean(this).addHits(1);
                cacheManager.getStatBean(this).addRemovals(1);
            } else {
                cacheManager.getStatBean(this).addMisses(1);
            }
            cacheManager.getStatBean(this).addRemoveTime(currentNanoTime() - startTime);
            return result;
        } finally {
            lock.unlock();
        }
    }
}

Example 54 with RLock

use of org.redisson.api.RLock in project redisson by redisson.

the class JCache method putAll.

@Override
public void putAll(Map<? extends K, ? extends V> map) {
    checkNotClosed();
    Map<K, V> deletedKeys = new HashMap<K, V>();
    Map<K, Cache.Entry<? extends K, ? extends V>> addedEntries = new HashMap<K, Cache.Entry<? extends K, ? extends V>>();
    for (Map.Entry<? extends K, ? extends V> entry : map.entrySet()) {
        K key = entry.getKey();
        if (key == null) {
            throw new NullPointerException();
        }
        V value = entry.getValue();
        if (value == null) {
            throw new NullPointerException();
        }
    }
    for (Map.Entry<? extends K, ? extends V> entry : map.entrySet()) {
        K key = entry.getKey();
        V value = entry.getValue();
        long startTime = currentNanoTime();
        if (config.isWriteThrough()) {
            RLock lock = getLock(key);
            lock.lock(30, TimeUnit.MINUTES);
            List<Object> result = getAndPutValue(key, value);
            if (result.isEmpty()) {
                cacheManager.getStatBean(this).addPuts(1);
                cacheManager.getStatBean(this).addPutTime(currentNanoTime() - startTime);
                continue;
            }
            Long added = (Long) result.get(0);
            if (added == null) {
                cacheManager.getStatBean(this).addPuts(1);
                cacheManager.getStatBean(this).addPutTime(currentNanoTime() - startTime);
                continue;
            }
            if (Long.valueOf(1).equals(added)) {
                addedEntries.put(key, new JCacheEntry<K, V>(key, value));
            } else {
                V val = null;
                if (result.size() == 4) {
                    val = (V) result.get(1);
                }
                deletedKeys.put(key, val);
            }
            cacheManager.getStatBean(this).addPuts(1);
            waitSync(result);
        } else {
            boolean result = putValue(key, value);
            if (result) {
                cacheManager.getStatBean(this).addPuts(1);
            }
        }
        cacheManager.getStatBean(this).addPutTime(currentNanoTime() - startTime);
    }
    if (config.isWriteThrough()) {
        try {
            try {
                cacheWriter.writeAll(addedEntries.values());
            } catch (CacheWriterException e) {
                removeValues(addedEntries.keySet().toArray());
                throw e;
            } catch (Exception e) {
                removeValues(addedEntries.keySet().toArray());
                throw new CacheWriterException(e);
            }
            try {
                cacheWriter.deleteAll(deletedKeys.keySet());
            } catch (CacheWriterException e) {
                for (Map.Entry<K, V> deletedEntry : deletedKeys.entrySet()) {
                    if (deletedEntry.getValue() != null) {
                        putValue(deletedEntry.getKey(), deletedEntry.getValue());
                    }
                }
                throw e;
            } catch (Exception e) {
                for (Map.Entry<K, V> deletedEntry : deletedKeys.entrySet()) {
                    if (deletedEntry.getValue() != null) {
                        putValue(deletedEntry.getKey(), deletedEntry.getValue());
                    }
                }
                throw new CacheWriterException(e);
            }
        } finally {
            for (Map.Entry<? extends K, ? extends V> entry : map.entrySet()) {
                getLock(entry.getKey()).unlock();
            }
        }
    }
}

Example 55 with RLock

use of org.redisson.api.RLock in project redisson by redisson.

the class RedissonTwoLockedThread method testLock.

@Test(timeout = 3000)
public void testLock() throws InterruptedException {
    final String lockName = "lock1";
    final CountDownLatch startSignal = new CountDownLatch(1);
    final CountDownLatch testSignal = new CountDownLatch(1);
    final CountDownLatch completeSignal = new CountDownLatch(2);
    System.out.println("configure");
    final long millis = System.currentTimeMillis();
    new Thread() {

        @Override
        public void run() {
            try {
                startSignal.await();
                RLock lock = redisson.getLock(lockName);
                System.out.println("1. getlock " + lock.getName() + " - " + Thread.currentThread().getId());
                lock.lock();
                System.out.println("1. lock " + lock.getName() + " - " + Thread.currentThread().getId());
                testSignal.countDown();
                Thread.sleep(500);
                lock.unlock();
                System.out.println("1. unlock " + lock.getName() + " - " + Thread.currentThread().getId());
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
            completeSignal.countDown();
        }
    }.start();
    new Thread() {

        @Override
        public void run() {
            try {
                testSignal.await();
                RLock lock = redisson.getLock(lockName);
                System.out.println("2. getlock " + lock.getName() + " - " + Thread.currentThread().getId());
                lock.lock();
                System.out.println("2. lock " + lock.getName() + " - " + Thread.currentThread().getId());
                long current = System.currentTimeMillis();
                Assert.assertTrue("current=" + current + ", millis=" + millis, current - millis >= 500);
                Thread.sleep(500);
                lock.unlock();
                System.out.println("2. unlock " + lock.getName() + " - " + Thread.currentThread().getId());
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
            completeSignal.countDown();
        }
    }.start();
    System.out.println("start");
    startSignal.countDown();
    completeSignal.await();
    System.out.println("complete");
}