/** * Creates a default instance of the worker pool and calls {@link RequestQueue#start()} on it. * * @param context A {@link android.content.Context} to use for creating the cache dir. * @param stack An {@link HttpStack} to use for the network, or null for default. * @return A started {@link RequestQueue} instance. */ public static RequestQueue newRequestQueue(Context context, HttpStack stack) { File cacheDir = new File(context.getCacheDir(), DEFAULT_CACHE_DIR); String userAgent = "volley/0"; try { String packageName = context.getPackageName(); PackageInfo info = context.getPackageManager().getPackageInfo(packageName, 0); userAgent = packageName + "/" + info.versionCode; } catch (NameNotFoundException e) { } if (stack == null) { if (Build.VERSION.SDK_INT >= 9) { stack = new HurlStack(); } else { // Prior to Gingerbread, HttpUrlConnection was unreliable. // See: http://android-developers.blogspot.com/2011/09/androids-http-clients.html stack = new HttpClientStack(AndroidHttpClient.newInstance(userAgent)); } } Network network = new BasicNetwork(stack); RequestQueue queue = new RequestQueue(new DiskBasedCache(cacheDir), network); queue.start(); return queue; }
queue = new RequestQueue(new DiskBasedCache(cacheDir), network); queue = new RequestQueue(new DiskBasedCache(cacheDir, maxDiskCacheBytes), network);
/** * Creates a default instance of the worker pool and calls {@link RequestQueue#start()} on it. * * @param context A {@link Context} to use for creating the cache dir. * @param stack An {@link HttpStack} to use for the network, or null for default. * @return A started {@link RequestQueue} instance. */ public static RequestQueue newRequestQueue(Context context, HttpStack stack) { File cacheDir = new File(context.getCacheDir(), DEFAULT_CACHE_DIR); String userAgent = "volley/0"; try { String packageName = context.getPackageName(); PackageInfo info = context.getPackageManager().getPackageInfo(packageName, 0); userAgent = packageName + "/" + info.versionCode; } catch (NameNotFoundException e) { } if (stack == null) { if (Build.VERSION.SDK_INT >= 9) { stack = new HurlStack(); } else { // Prior to Gingerbread, HttpUrlConnection was unreliable. // See: http://android-developers.blogspot.com/2011/09/androids-http-clients.html stack = new HttpClientStack(AndroidHttpClient.newInstance(userAgent)); } } Network network = new BasicNetwork(stack); RequestQueue queue = new RequestQueue(new DiskBasedCache(cacheDir), network); queue.start(); return queue; }
@Test public void cancelAll_onlyCorrectTag() throws Exception { RequestQueue queue = new RequestQueue(new NoCache(), mMockNetwork, 0, mDelivery); Object tagA = new Object(); Object tagB = new Object(); Request req1 = mock(Request.class); when(req1.getTag()).thenReturn(tagA); Request req2 = mock(Request.class); when(req2.getTag()).thenReturn(tagB); Request req3 = mock(Request.class); when(req3.getTag()).thenReturn(tagA); Request req4 = mock(Request.class); when(req4.getTag()).thenReturn(tagA); queue.add(req1); // A queue.add(req2); // B queue.add(req3); // A queue.cancelAll(tagA); queue.add(req4); // A verify(req1).cancel(); // A cancelled verify(req3).cancel(); // A cancelled verify(req2, never()).cancel(); // B not cancelled verify(req4, never()).cancel(); // A added after cancel not cancelled } }
@Test public void cancelAll_onlyCorrectTag() throws Exception { RequestQueue queue = new RequestQueue(new NoCache(), mMockNetwork, 0, mDelivery); Object tagA = new Object(); Object tagB = new Object(); Request req1 = mock(Request.class); when(req1.getTag()).thenReturn(tagA); Request req2 = mock(Request.class); when(req2.getTag()).thenReturn(tagB); Request req3 = mock(Request.class); when(req3.getTag()).thenReturn(tagA); Request req4 = mock(Request.class); when(req4.getTag()).thenReturn(tagA); queue.add(req1); // A queue.add(req2); // B queue.add(req3); // A queue.cancelAll(tagA); queue.add(req4); // A verify(req1).cancel(); // A cancelled verify(req3).cancel(); // A cancelled verify(req2, never()).cancel(); // B not cancelled verify(req4, never()).cancel(); // A added after cancel not cancelled } }
/** * Verify RequestFinishedListeners are informed when request errors * * Needs to be an integration test because relies on Request -> dispatcher -> RequestQueue interaction */ @Test public void add_requestFinishedListenerError() throws Exception { RequestFinishedListener listener = mock(RequestFinishedListener.class); Request request = new MockRequest(); RequestQueue queue = new RequestQueue(new NoCache(), mMockNetwork, 1, mDelivery); when(mMockNetwork.performRequest(request)).thenThrow(new VolleyError()); queue.addRequestFinishedListener(listener); queue.start(); queue.add(request); verify(listener, timeout(100)).onRequestFinished(request); queue.stop(); }
/** * Verify RequestFinishedListeners are informed when requests are successfully delivered * * Needs to be an integration test because relies on Request -> dispatcher -> RequestQueue interaction */ @Test public void add_requestFinishedListenerSuccess() throws Exception { NetworkResponse response = mock(NetworkResponse.class); Request request = new MockRequest(); RequestFinishedListener listener = mock(RequestFinishedListener.class); RequestFinishedListener listener2 = mock(RequestFinishedListener.class); RequestQueue queue = new RequestQueue(new NoCache(), mMockNetwork, 1, mDelivery); queue.addRequestFinishedListener(listener); queue.addRequestFinishedListener(listener2); queue.start(); queue.add(request); verify(listener, timeout(100)).onRequestFinished(request); verify(listener2, timeout(100)).onRequestFinished(request); queue.stop(); }
/** * Verify RequestFinishedListeners are informed when request errors * * Needs to be an integration test because relies on Request -> dispatcher -> RequestQueue interaction */ @Test public void add_requestFinishedListenerError() throws Exception { RequestFinishedListener listener = mock(RequestFinishedListener.class); Request request = new MockRequest(); RequestQueue queue = new RequestQueue(new NoCache(), mMockNetwork, 1, mDelivery); when(mMockNetwork.performRequest(request)).thenThrow(new VolleyError()); queue.addRequestFinishedListener(listener); queue.start(); queue.add(request); verify(listener, timeout(100)).onRequestFinished(request); queue.stop(); }
when(mMockNetwork.performRequest(req2)).thenReturn(mock(NetworkResponse.class)); RequestQueue queue = new RequestQueue(new NoCache(), mMockNetwork, 3, mDelivery); queue.addRequestFinishedListener(listener); queue.add(req1);
/** * Verify RequestFinishedListeners are informed when requests are successfully delivered * * Needs to be an integration test because relies on Request -> dispatcher -> RequestQueue interaction */ @Test public void add_requestFinishedListenerSuccess() throws Exception { NetworkResponse response = mock(NetworkResponse.class); Request request = new MockRequest(); RequestFinishedListener listener = mock(RequestFinishedListener.class); RequestFinishedListener listener2 = mock(RequestFinishedListener.class); RequestQueue queue = new RequestQueue(new NoCache(), mMockNetwork, 1, mDelivery); queue.addRequestFinishedListener(listener); queue.addRequestFinishedListener(listener2); queue.start(); queue.add(request); verify(listener, timeout(100)).onRequestFinished(request); verify(listener2, timeout(100)).onRequestFinished(request); queue.stop(); }
/** * Verify RequestFinishedListeners are informed when requests are canceled * * Needs to be an integration test because relies on Request -> dispatcher -> RequestQueue interaction */ @Test public void add_requestFinishedListenerCanceled() throws Exception { RequestFinishedListener listener = mock(RequestFinishedListener.class); Request request = new MockRequest(); Answer<NetworkResponse> delayAnswer = new Answer<NetworkResponse>() { @Override public NetworkResponse answer(InvocationOnMock invocationOnMock) throws Throwable { Thread.sleep(200); return mock(NetworkResponse.class); } }; RequestQueue queue = new RequestQueue(new NoCache(), mMockNetwork, 1, mDelivery); when(mMockNetwork.performRequest(request)).thenAnswer(delayAnswer); queue.addRequestFinishedListener(listener); queue.start(); queue.add(request); request.cancel(); verify(listener, timeout(100)).onRequestFinished(request); queue.stop(); }
when(mMockNetwork.performRequest(req2)).thenReturn(mock(NetworkResponse.class)); RequestQueue queue = new RequestQueue(new NoCache(), mMockNetwork, 3, mDelivery); queue.addRequestFinishedListener(listener); queue.add(req1);
/** * Verify RequestFinishedListeners are informed when requests are canceled * * Needs to be an integration test because relies on Request -> dispatcher -> RequestQueue interaction */ @Test public void add_requestFinishedListenerCanceled() throws Exception { RequestFinishedListener listener = mock(RequestFinishedListener.class); Request request = new MockRequest(); Answer<NetworkResponse> delayAnswer = new Answer<NetworkResponse>() { @Override public NetworkResponse answer(InvocationOnMock invocationOnMock) throws Throwable { Thread.sleep(200); return mock(NetworkResponse.class); } }; RequestQueue queue = new RequestQueue(new NoCache(), mMockNetwork, 1, mDelivery); when(mMockNetwork.performRequest(request)).thenAnswer(delayAnswer); queue.addRequestFinishedListener(listener); queue.start(); queue.add(request); request.cancel(); verify(listener, timeout(100)).onRequestFinished(request); queue.stop(); }
when(mMockNetwork.performRequest(lowerPriorityReq)).thenReturn(mock(NetworkResponse.class)); RequestQueue queue = new RequestQueue(new NoCache(), mMockNetwork, 1, mDelivery); queue.addRequestFinishedListener(listener); queue.add(lowerPriorityReq);
when(mMockNetwork.performRequest(lowerPriorityReq)).thenReturn(mock(NetworkResponse.class)); RequestQueue queue = new RequestQueue(new NoCache(), mMockNetwork, 1, mDelivery); queue.addRequestFinishedListener(listener); queue.add(lowerPriorityReq);
public RequestQueue getRequestQueue() { if (mRequestQueue == null) { Cache cache = new DiskBasedCache(mCtx.getCacheDir(), 10 * 1024 * 1024); Network network = new BasicNetwork(new HurlStack()); mRequestQueue = new RequestQueue(cache, network); // Don't forget to start the volley request queue mRequestQueue.start(); } return mRequestQueue; }
private RequestQueue getRequestQueue() { if (requestQueue == null) { Cache cache = new DiskBasedCache(context.getCacheDir(), 10 * 1024 * 1024); Network network = new BasicNetwork(new HurlStack()); requestQueue = new RequestQueue(cache, network); requestQueue.start(); } return requestQueue; }
public RequestQueue getRequestQueue() { if (requestQueue == null) { Cache cache = new DiskBasedCache(context.getCacheDir(), CACHE_SIZE); Network network = new BasicNetwork(new HurlStack()); requestQueue = new RequestQueue(cache, network); requestQueue.start(); } return requestQueue; }
private RequestQueue getRequestQueue(Context ctx, int nbDlThreads) { // Freely inspired by inner workings of Volley.java and RequestQueue.java; to be watched closely as Volley evolves if (mRequestQueue == null) { BasicNetwork network = new BasicNetwork(new VolleyOkHttp3Stack(TIMEOUT_MS)); File cacheDir = new File(ctx.getCacheDir(), "volley"); // NB : this is dirty, as this value is supposed to be private in Volley.java mRequestQueue = new RequestQueue(new DiskBasedCache(cacheDir), network, nbDlThreads); mRequestQueue.addRequestFinishedListener(this); mRequestQueue.start(); } return mRequestQueue; }
public RemoteDataSource(String url) { mUrl = url; mRequestQueue = new RequestQueue(new NoCache(), new BasicNetwork(new HurlStack())); mRequestQueue.start(); }