Example usage for org.springframework.cache.support SimpleValueWrapper SimpleValueWrapper

Introduction

In this page you can find the example usage for org.springframework.cache.support SimpleValueWrapper SimpleValueWrapper.

Prototype

public SimpleValueWrapper(@Nullable Object value) 

Source Link

Document

Create a new SimpleValueWrapper instance for exposing the given value.

Usage

From source file:org.redisson.spring.cache.RedissonCache.java

private ValueWrapper toValueWrapper(Object value) {
    if (value == null) {
        return null;
    }/*from  www.  j  a v a 2s  .  c  om*/
    if (value.getClass().getName().equals(NullValue.class.getName())) {
        return NullValue.INSTANCE;
    }
    return new SimpleValueWrapper(value);
}

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From source file:us.swcraft.springframework.cache.aerospike.AerospikeCache.java

/**
 * {@inheritDoc}/*from   ww  w.  jav  a  2  s  .c  om*/
 */
@SuppressWarnings("unchecked")
@Override
public ValueWrapper get(final Object key) {
    final String k = key.toString();
    final Record record = template.fetch(k);
    if (record == null) {
        log.trace("Not found: {}", k);
        return null;
    } else {
        final String className = record.getString(CLASS_NAME_BIN);
        if ("NIL".equals(className)) {
            // null-value stored
            log.trace("Got: {}=null", k);
            template.touch(k);
            return new SimpleValueWrapper(null);
        }
        final byte[] binaryContent = (byte[]) record.getValue(VALUE_BIN);
        try {
            final Object value = serializer.deserialize(binaryContent, Class.forName(className));
            log.trace("Got: {}={}", key, value);
            template.touch(k);
            return new SimpleValueWrapper(value);
        } catch (SerializationException | ClassNotFoundException e) {
            log.warn("Class {} deserialization issue: {}", className, e.getMessage());
            log.trace("", e);
            return null;
        }
    }
}

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From source file:com.minyisoft.webapp.core.utils.spring.cache.redis.RedisCache.java

protected ValueWrapper _get(Jedis jedis, Object key) {
    byte[] bs = jedis.get(computeKey(key));
    return bs == null ? null : new SimpleValueWrapper(deserializer.convert(bs));
}

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From source file:com.google.code.ssm.spring.SSMCache.java

@Override
public ValueWrapper get(final Object key) {
    if (!cache.isEnabled()) {
        LOGGER.warn("Cache {} is disabled. Cannot get {} from cache", cache.getName(), key);
        return null;
    }/*from  www.j a  va2s.c o m*/

    Object value = getValue(key);
    if (value == null) {
        LOGGER.info("Cache miss. Get by key {} from cache {}", key, cache.getName());
        return null;
    }

    LOGGER.info("Cache hit. Get by key {} from cache {} value '{}'",
            new Object[] { key, cache.getName(), value });
    return value instanceof PertinentNegativeNull ? new SimpleValueWrapper(null)
            : new SimpleValueWrapper(value);
}

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From source file:com.zxy.commons.cache.RedisCache.java

/**
 * {@inheritDoc}//w  ww  . j a  v  a 2 s  . c  o  m
 */
@Override
public ValueWrapper putIfAbsent(Object key, Object value) {
    return redisTemplate.execute(new RedisCallback<ValueWrapper>() {
        public ValueWrapper doInRedis(RedisConnection connection) throws DataAccessException {
            byte[] keyb = SerializationUtils.serialize(key);
            byte[] valueb = SerializationUtils.serialize(value);
            connection.setNX(keyb, valueb);
            if (expires > 0) {
                connection.expire(keyb, expires);
            }
            return new SimpleValueWrapper(value);
        }
    });
}

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From source file:grails.plugin.cache.GrailsConcurrentLinkedMapCache.java

private ValueWrapper toWrapper(Object value) {
    return (value != null ? new SimpleValueWrapper(fromStoreValue(value)) : null);
}

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From source file:com.couchbase.client.spring.cache.CouchbaseCache.java

@Override
public final ValueWrapper get(final Object key) {
    String documentId = getDocumentId(key.toString());
    SerializableDocument doc = client.get(documentId, SerializableDocument.class);
    if (doc == null) {
        return null;
    }// w  w  w.j a  va 2s .c  o m

    if (doc.content() == null) {
        return EMPTY_WRAPPER;
    }
    return new SimpleValueWrapper(doc.content());
}

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From source file:net.eusashead.spring.gaecache.GaeCache.java

@Override
public ValueWrapper get(Object key) {
    Assert.notNull(key);/*www. j  a  v  a2 s  . co  m*/
    Assert.isAssignable(GaeCacheKey.class, key.getClass());
    GaeCacheKey cacheKey = GaeCacheKey.class.cast(key);
    Integer namespaceKey = getNamespaceKey();
    String nsKey = getKey(namespaceKey, cacheKey);
    Object value = syncCache.get(nsKey);
    log.fine(String.format("Retrieving key %s (%s) from namespace %s (namespace key: %s), got %s",
            cacheKey.hashValue(), cacheKey.rawValue(), this.name, namespaceKey, value));
    return (value != null ? new SimpleValueWrapper(value) : null);
}

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From source file:com.couchbase.client.spring.cache.CouchbaseCache.java

/**
 * {@inheritDoc}//w w w .  j a  v  a2 s.  c o  m
 * <p>
 * Note that the atomicity in this Couchbase implementation is guaranteed for the insertion part. The detection of the
 * pre-existing key and thus skipping of the insertion is atomic. However, in such a case a get will have to be
 * performed to retrieve the pre-existing value. This get is not atomic and could see the key as deleted, in which
 * case it will return a {@link ValueWrapper} with a null content.
 */
@Override
public ValueWrapper putIfAbsent(Object key, Object value) {
    if (value != null && !(value instanceof Serializable)) {
        throw new IllegalArgumentException(String.format("Value %s of type %s is not Serializable",
                value.toString(), value.getClass().getName()));
    }
    String documentId = getDocumentId(key.toString());
    SerializableDocument doc = SerializableDocument.create(documentId, ttl, (Serializable) value);

    try {
        client.insert(doc);
        return null;
    } catch (DocumentAlreadyExistsException e) {
        SerializableDocument existingDoc = client.get(documentId, SerializableDocument.class);
        if (existingDoc == null) {
            return EMPTY_WRAPPER;
        }
        return new SimpleValueWrapper(existingDoc.content());
    }
}

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From source file:org.springframework.cache.lru.LruCache.java

@SuppressWarnings("unchecked")
@Override//from   w w w. j  ava 2 s  .co  m
public ValueWrapper get(Object key) {
    Object value = mLruCache.get(key);
    return (value != null ? new SimpleValueWrapper(fromStoreValue(value)) : null);
}

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