if (!from.renameTo(to)) {
      copy(from, to);
      if (!from.delete()) {
        if (!to.delete()) {
          throw new IOException("Unable to delete " + to);
        }
        throw new IOException("Unable to delete " + from);
      }
    }
  }

  /**

}

func deleteKeyEtcd(ctx context.Context, client *etcd.Client, key string) error {
	timeoutCtx, cancel := context.WithTimeout(ctx, defaultContextTimeout)
	defer cancel()

	_, err := client.Delete(timeoutCtx, key)
	etcdLogIf(ctx, err)
	return etcdErrToErr(err, client.Endpoints())
}

func readKeyEtcd(ctx context.Context, client *etcd.Client, key string) ([]byte, error) {

	// 5. Check that policy cannot be deleted when attached to a user.
	err = s.adm.RemoveCannedPolicy(ctx, policy)
	if err == nil {
		c.Fatalf("policy could be unexpectedly deleted!")
	}

	// 6. Delete the user and then delete the policy.
	err = s.adm.RemoveUser(ctx, accessKey)
	if err != nil {
		c.Fatalf("user could not be deleted: %v", err)
	}
	err = s.adm.RemoveCannedPolicy(ctx, policy)
	if err != nil {

	AmbientIPv6              = "ambient-ipv6"
	AmbientTPROXYRedirection = "ambient-tproxy-redirection"

	// Repair
	RepairEnabled            = "repair-enabled"
	RepairDeletePods         = "repair-delete-pods"
	RepairRepairPods         = "repair-repair-pods"
	RepairLabelPods          = "repair-label-pods"
	RepairLabelKey           = "repair-broken-pod-label-key"
	RepairLabelValue         = "repair-broken-pod-label-value"

        final AccessResult accessResult3 = dataService.getAccessResult("id1", "http://www.id1.com/");
        assertNotNull(accessResult3);
        assertEquals("text/html", accessResult3.getMimeType());

        dataService.delete("id1");

        final AccessResult accessResult4 = dataService.getAccessResult("id1", "http://www.id1.com/");
        assertNull(accessResult4);
    }

            }

            /*
             * Delete or Delete Directory Request / Response
             */

            if ( log.isDebugEnabled() ) {
                log.debug("delete: " + fileName);
            }

            if ( ( this.attributes & ATTR_DIRECTORY ) != 0 ) {

                /*
                 * Recursively delete directory contents
                 */

0===n?this.get(e,t):(this.set(e,t,n),void 0!==n?n:t)},remove:function(e,t){var n,r=e[this.expando];if(void 0!==r){if(void 0!==t){n=(t=Array.isArray(t)?t.map(F):(t=F(t))in r?[t]:t.match(D)||[]).length;while(n--)delete r[t[n]]}(void 0===t||ce.isEmptyObject(r))&&(e.nodeType?e[this.expando]=void 0:delete e[this.expando])}},hasData:function(e){var t=e[this.expando];return void 0!==t&&!ce.isEmptyObject(t)}};var _=new B,z=new B,X=/^(?:\{[\w\W]*\}|\[[\w\W]*\])$/,U=/[A-Z]/g;function V(e,t,n){var r,i;if(void 0=...

        StringBuilder sb = new StringBuilder();
        sb.append(dm).append(elevateWordId);
        sb.append(dm).append(labelTypeId);
        if (sb.length() > dm.length()) {
            sb.delete(0, dm.length());
        }
        sb.insert(0, "{").append("}");
        return sb.toString();
    }

    // ===================================================================================

        StringBuilder sb = new StringBuilder();
        sb.append(dm).append(gidNumber);
        sb.append(dm).append(name);
        if (sb.length() > dm.length()) {
            sb.delete(0, dm.length());
        }
        sb.insert(0, "{").append("}");
        return sb.toString();
    }

    // ===================================================================================

		select {
		case <-ctx.Done():
			return
		case <-r.qTimer.C:
			r.qCache.update()
		}
	}
}

// Delete deletes in-memory replication statistics for a bucket.
func (r *ReplicationStats) Delete(bucket string) {
	if r == nil {
		return
	}

	r.Lock()
	defer r.Unlock()
	delete(r.Cache, bucket)
}

// UpdateReplicaStat updates in-memory replica statistics with new values.