import net.pterodactylus.fcp.highlevel.HighLevelCallback;
import net.pterodactylus.fcp.highlevel.HighLevelCallbackListener;
import net.pterodactylus.fcp.highlevel.HighLevelClient;
+import net.pterodactylus.fcp.highlevel.HighLevelException;
import net.pterodactylus.fcp.highlevel.HighLevelProgress;
import net.pterodactylus.fcp.highlevel.HighLevelProgressListener;
import net.pterodactylus.fcp.highlevel.PutDirRequestResult;
* The request manager is added to the {@link NodeManager} as a
* {@link NodeListener} so that it can fire request-removed events in case a
* node is disconnected.
- *
+ *
* @author David ‘Bombe’ Roden <bombe@freenetproject.org>
- * @version $Id$
*/
public class RequestManager implements NodeListener, HighLevelProgressListener {
/**
* Adds a request listener.
- *
+ *
* @param requestListener
* The request listener to add
*/
/**
* Removes a request listener.
- *
+ *
* @param requestListener
* The request listener to remove
*/
/**
* Notifies all listeners that a request was added.
- *
+ *
* @param request
* The request that was added
*/
private void fireRequestAdded(Request request) {
- for (RequestListener requestListener: requestListeners) {
+ for (RequestListener requestListener : requestListeners) {
requestListener.requestAdded(request);
}
}
/**
* Notifies all listeners that a request progressed.
- *
+ *
* @param request
* The request
*/
private void fireRequestProgressed(Request request) {
- for (RequestListener requestListener: requestListeners) {
+ for (RequestListener requestListener : requestListeners) {
requestListener.requestProgressed(request);
}
}
/**
* Notifies all listeners that a request was removed.
- *
+ *
* @param request
* The request that was removed
*/
private void fireRequestRemoved(Request request) {
- for (RequestListener requestListener: requestListeners) {
+ for (RequestListener requestListener : requestListeners) {
requestListener.requestRemoved(request);
}
}
+ /**
+ * Notifies all listeners that a request has finished.
+ *
+ * @see RequestListener#requestFinished(Request)
+ * @param request
+ * The request that has finished
+ */
+ private void fireRequestFinished(Request request) {
+ for (RequestListener requestListener : requestListeners) {
+ requestListener.requestFinished(request);
+ }
+ }
+
+ /**
+ * Notifies all listeners that a request has generated a URI.
+ *
+ * @see RequestListener#requestGeneratedURI(Request, String)
+ * @param request
+ * The request that has generated a URI
+ * @param uri
+ * The generated URI
+ */
+ private void fireRequestGeneratedURI(Request request, String uri) {
+ for (RequestListener requestListener : requestListeners) {
+ requestListener.requestGeneratedURI(request, uri);
+ }
+ }
+
//
// ACCESSORS
//
/**
* Sets the node manager to use.
- *
+ *
* @param nodeManager
* The node manager
*/
/**
* Requests a list of all running requests from a node. This method will
* block until the request has been sent!
- *
+ *
* @param node
* The node to get all requests for
* @throws IOException
* if an I/O error occurs while communicating with the node
+ * @throws JSiteException
+ * if there is a problem with the node
*/
- private void getRequests(final Node node) throws IOException {
+ private void getRequests(final Node node) throws IOException, JSiteException {
HighLevelClient highLevelClient = nodeManager.getHighLevelClient(node);
if (highLevelClient == null) {
logger.log(Level.WARNING, "no client for node: " + node);
}
final Map<String, Request> identifierRequests = Collections.synchronizedMap(new HashMap<String, Request>());
nodeRequests.put(node, identifierRequests);
- HighLevelCallback<RequestListResult> requestListCallback = highLevelClient.getRequests();
- requestListCallback.addHighLevelCallbackListener(new HighLevelCallbackListener<RequestListResult>() {
+ HighLevelCallback<RequestListResult> requestListCallback;
+ try {
+ requestListCallback = highLevelClient.getRequests();
+ requestListCallback.addHighLevelCallbackListener(new HighLevelCallbackListener<RequestListResult>() {
- @SuppressWarnings("synthetic-access")
- public void gotResult(HighLevelCallback<RequestListResult> highLevelCallback) {
- RequestListResult requestListResult;
- try {
- requestListResult = highLevelCallback.getResult();
- } catch (InterruptedException e) {
- logger.log(Level.SEVERE, "getResult() blocked and was interrupted");
- return;
- }
- for (RequestResult requestResult: requestListResult) {
+ @SuppressWarnings("synthetic-access")
+ public void gotResult(HighLevelCallback<RequestListResult> highLevelCallback) {
+ RequestListResult requestListResult;
+ try {
+ requestListResult = highLevelCallback.getResult();
+ } catch (InterruptedException e) {
+ logger.log(Level.SEVERE, "getResult() blocked and was interrupted");
+ return;
+ }
+ for (RequestResult requestResult : requestListResult) {
String identifier = requestResult.getIdentifier();
logger.log(Level.FINER, "got identifier: " + identifier);
Request request = identifierRequests.get(identifier);
}
identifierRequests.put(requestResult.getIdentifier(), request);
fireRequestAdded(request);
+ }
}
- }
- });
+ });
+ } catch (HighLevelException hle1) {
+ throw new BackendException(hle1);
+ }
}
//
try {
highLevelClient.setWatchGlobal(true);
getRequests(node);
+ } catch (HighLevelException hle1) {
+ logger.log(Level.WARNING, "error in backend", hle1);
+ } catch (JSiteException jse1) {
+ logger.log(Level.WARNING, "error in backend", jse1);
} catch (IOException e) {
/* ignore exception, disconnects are handled elsewhere. */
}
logger.warning("got node without request map: " + node);
return;
}
- for (Request request: identifierRequests.values()) {
+ for (Request request : identifierRequests.values()) {
fireRequestRemoved(request);
}
identifierRequests.clear();
nodeRequests.put(node, identifierRequests);
}
Request request = identifierRequests.get(identifier);
- if (request == null) {
- logger.warning("got progress for unknown request: " + identifier);
- request = new Request(node, identifier);
- identifierRequests.put(identifier, request);
- fireRequestAdded(request);
- }
- request.setTotalBlocks(highLevelProgress.getTotalBlocks());
- request.setRequiredBlocks(highLevelProgress.getRequiredBlocks());
- request.setSuccessfulBlocks(highLevelProgress.getSuccessfulBlocks());
- request.setFailedBlocks(highLevelProgress.getFailedBlocks());
- request.setFatallyFailedBlocks(highLevelProgress.getFatallyFailedBlocks());
- request.setTotalFinalized(highLevelProgress.isTotalFinalized());
- fireRequestProgressed(request);
+ if (request == null) {
+ logger.warning("got progress for unknown request: " + identifier);
+ request = new Request(node, identifier);
+ identifierRequests.put(identifier, request);
+ fireRequestAdded(request);
+ }
+ if (highLevelProgress.isFinished()) {
+ request.setFinished(true);
+ request.setSuccessful(!highLevelProgress.isFailed());
+ fireRequestFinished(request);
+ } else if (highLevelProgress.isFetchable()) {
+ /* TODO - ignore? */
+ } else if (highLevelProgress.getURI() != null) {
+ request.setURI(highLevelProgress.getURI());
+ fireRequestGeneratedURI(request, highLevelProgress.getURI());
+ } else {
+ request.setTotalBlocks(highLevelProgress.getTotalBlocks());
+ request.setRequiredBlocks(highLevelProgress.getRequiredBlocks());
+ request.setSuccessfulBlocks(highLevelProgress.getSuccessfulBlocks());
+ request.setFailedBlocks(highLevelProgress.getFailedBlocks());
+ request.setFatallyFailedBlocks(highLevelProgress.getFatallyFailedBlocks());
+ request.setTotalFinalized(highLevelProgress.isTotalFinalized());
+ fireRequestProgressed(request);
+ }
}
}
projects / jSite2.git / blobdiff