要解决“Apaches Ignite无法对Guava的LoadingCache进行序列化/反序列化”的问题,您可以使用以下解决方案:
import com.google.common.cache.Cache;
import com.google.common.cache.CacheLoader;
import com.google.common.cache.LoadingCache;
import org.apache.ignite.binary.BinaryObject;
import org.apache.ignite.binary.BinaryReader;
import org.apache.ignite.binary.BinaryWriter;
import org.apache.ignite.binary.Binarylizable;
import java.util.concurrent.ExecutionException;
public class IgniteLoadingCache implements Binarylizable {
private final LoadingCache loadingCache;
public IgniteLoadingCache(CacheLoader loader) {
this.loadingCache = CacheBuilder.newBuilder().build(loader);
}
public V get(K key) throws ExecutionException {
return loadingCache.get(key);
}
// Implement the Binarylizable interface
@Override
public void writeBinary(BinaryWriter writer) {
// Serialize the LoadingCache object
writer.writeObject("loadingCache", loadingCache);
}
@Override
public void readBinary(BinaryReader reader) {
// Deserialize the LoadingCache object
loadingCache = reader.readObject("loadingCache");
}
}
IgniteConfiguration cfg = new IgniteConfiguration();
cfg.setBinaryConfiguration(new BinaryConfiguration()
.setCompactFooter(false)
.setSerializer(new BinarySerializer()
.setClasses(IgniteLoadingCache.class)));
Ignite ignite = Ignition.start(cfg);
通过这种方式,您可以在Ignite中序列化/反序列化Guava的LoadingCache对象。请注意,您需要在使用Ignite之前确保已经添加了Guava和Ignite的依赖项。