if (failedToDestroy && destroyException != null) {
                    throw new DestroyFailedException("Partial destroy: " + destroyException.getMessage());
                }

            } catch (DestroyFailedException e) {
                // Re-throw DestroyFailedException as-is
                throw e;
            } catch (Exception e) {
                // For any other exception, wrap it

        assertFalse(storage.isDestroyed(), "Storage should not be destroyed initially");

        // Destroy the storage - may throw DestroyFailedException if SecretKey doesn't support destroy
        try {
            storage.destroy();
        } catch (DestroyFailedException e) {
            // This is acceptable - not all JVM implementations support destroying SecretKey

import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;

import javax.crypto.SecretKey;
import javax.crypto.spec.SecretKeySpec;
import javax.security.auth.DestroyFailedException;
import javax.security.auth.Destroyable;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * Secure key management for SMB encryption.