Examples with CacheLoaderException javax.cache.integration.CacheLoaderException used on opensource projects

Example 16 with CacheLoaderException

use of javax.cache.integration.CacheLoaderException in project ignite by apache.

the class CacheJdbcPojoStore method buildPojoObject.

/**
 * Construct POJO from query result.
 *
 * @param cacheName Cache name.
 * @param typeName Type name.
 * @param flds Fields descriptors.
 * @param loadColIdxs Select query columns index.
 * @param rs ResultSet.
 * @return Constructed POJO.
 * @throws CacheLoaderException If failed to construct POJO.
 */
private Object buildPojoObject(@Nullable String cacheName, String typeName, JdbcTypeField[] flds, Map<String, Integer> loadColIdxs, ResultSet rs) throws CacheLoaderException {
    Map<String, PojoPropertiesCache> cacheProps = pojosProps.get(cacheName);
    if (cacheProps == null)
        throw new CacheLoaderException("Failed to find POJO types metadata for cache: " + U.maskName(cacheName));
    PojoPropertiesCache ppc = cacheProps.get(typeName);
    if (ppc == null)
        throw new CacheLoaderException("Failed to find POJO type metadata for type: " + typeName);
    try {
        Object obj = ppc.ctor.newInstance();
        for (JdbcTypeField fld : flds) {
            String fldJavaName = fld.getJavaFieldName();
            ClassProperty prop = ppc.props.get(fldJavaName);
            if (prop == null)
                throw new IllegalStateException("Failed to find property in POJO class [type=" + typeName + ", prop=" + fldJavaName + "]");
            String dbName = fld.getDatabaseFieldName();
            Integer colIdx = columnIndex(loadColIdxs, dbName);
            try {
                Object colVal = transformer.getColumnValue(rs, colIdx, fld.getJavaFieldType());
                try {
                    prop.set(obj, colVal);
                } catch (Exception e) {
                    throw new CacheLoaderException("Failed to set property in POJO class [type=" + typeName + ", colIdx=" + colIdx + ", prop=" + fld + ", dbValCls=" + colVal.getClass().getName() + ", dbVal=" + colVal + "]", e);
                }
            } catch (SQLException e) {
                throw new CacheLoaderException("Failed to read object property [type=" + typeName + ", colIdx=" + colIdx + ", prop=" + fld + "]", e);
            }
        }
        return obj;
    } catch (Exception e) {
        throw new CacheLoaderException("Failed to construct instance of class: " + typeName, e);
    }
}

Example 17 with CacheLoaderException

use of javax.cache.integration.CacheLoaderException in project ignite by apache.

the class PlatformDotNetCacheStore method loadAll.

/**
 * {@inheritDoc}
 */
@Override
public Map<K, V> loadAll(final Iterable<? extends K> keys) {
    try {
        final Map<K, V> loaded = new HashMap<>();
        final Collection keys0 = (Collection) keys;
        doInvoke(new IgniteInClosureX<BinaryRawWriterEx>() {

            @Override
            public void applyx(BinaryRawWriterEx writer) throws IgniteCheckedException {
                writer.writeByte(OP_LOAD_ALL);
                writer.writeLong(session());
                writer.writeString(ses.cacheName());
                writer.writeInt(keys0.size());
                for (Object o : keys0) writer.writeObject(o);
            }
        }, new IgniteInClosureX<BinaryRawReaderEx>() {

            @Override
            public void applyx(BinaryRawReaderEx reader) {
                int cnt = reader.readInt();
                for (int i = 0; i < cnt; i++) loaded.put((K) reader.readObjectDetached(), (V) reader.readObjectDetached());
            }
        });
        return loaded;
    } catch (IgniteCheckedException e) {
        throw new CacheLoaderException(e);
    }
}

Example 18 with CacheLoaderException

use of javax.cache.integration.CacheLoaderException in project ignite by apache.

the class PlatformDotNetCacheStore method load.

/**
 * {@inheritDoc}
 */
@Nullable
@Override
public V load(final K key) {
    try {
        final GridTuple<V> val = new GridTuple<>();
        doInvoke(new IgniteInClosureX<BinaryRawWriterEx>() {

            @Override
            public void applyx(BinaryRawWriterEx writer) throws IgniteCheckedException {
                writer.writeByte(OP_LOAD);
                writer.writeLong(session());
                writer.writeString(ses.cacheName());
                writer.writeObject(key);
            }
        }, new IgniteInClosureX<BinaryRawReaderEx>() {

            @Override
            public void applyx(BinaryRawReaderEx reader) {
                val.set((V) reader.readObjectDetached());
            }
        });
        return val.get();
    } catch (IgniteCheckedException e) {
        throw new CacheLoaderException(e);
    }
}

Example 19 with CacheLoaderException

use of javax.cache.integration.CacheLoaderException in project ignite by apache.

the class CacheHibernateBlobStore method load.

/**
 * {@inheritDoc}
 */
@SuppressWarnings({ "unchecked", "RedundantTypeArguments" })
@Override
public V load(K key) {
    init();
    Transaction tx = transaction();
    if (log.isDebugEnabled())
        log.debug("Store load [key=" + key + ", tx=" + tx + ']');
    Session ses = session(tx);
    try {
        CacheHibernateBlobStoreEntry entry = ses.get(CacheHibernateBlobStoreEntry.class, toBytes(key));
        if (entry == null)
            return null;
        return fromBytes(entry.getValue());
    } catch (IgniteCheckedException | HibernateException e) {
        rollback(ses, tx);
        throw new CacheLoaderException("Failed to load value from cache store with key: " + key, e);
    } finally {
        end(ses, tx);
    }
}

Example 20 with CacheLoaderException

use of javax.cache.integration.CacheLoaderException in project caffeine by ben-manes.

the class CacheProxy method loadAll.

@Override
public void loadAll(Set<? extends K> keys, boolean replaceExistingValues, CompletionListener completionListener) {
    requireNotClosed();
    keys.forEach(Objects::requireNonNull);
    CompletionListener listener = (completionListener == null) ? NullCompletionListener.INSTANCE : completionListener;
    if (!cacheLoader.isPresent()) {
        listener.onCompletion();
        return;
    }
    executor.execute(() -> {
        try {
            if (replaceExistingValues) {
                loadAllAndReplaceExisting(keys);
            } else {
                loadAllAndKeepExisting(keys);
            }
            listener.onCompletion();
        } catch (CacheLoaderException e) {
            listener.onException(e);
        } catch (Exception e) {
            listener.onException(new CacheLoaderException(e));
        } finally {
            dispatcher.ignoreSynchronous();
        }
    });
}