Java Code Examples for com.android.volley.VolleyError

/**
 * Attempts to prepare the request for a retry. If there are no more attempts remaining in the
 * request's retry policy, a timeout exception is thrown.
 * @param request The request to use.
 */
protected static void attemptRetryOnException(String logPrefix, Request<?> request, VolleyError exception) throws VolleyError {
    RetryPolicy retryPolicy = request.getRetryPolicy();
    int oldTimeout = request.getTimeoutMs();

    try {
        retryPolicy.retry(exception);
    } catch (VolleyError e) {
        request.addMarker(String.format("%s-timeout-giveup [timeout=%s]", logPrefix, oldTimeout));
        throw e;
    }
    request.addMarker(String.format("%s-retry [timeout=%s]", logPrefix, oldTimeout));

    //reentry the requestQueue
    RequestQueue requestQueue = getRequestQueue(request);
    if (requestQueue != null) {
        requestQueue.add(request);
    }

    throw new RetryError();
}
 

static void sendRequest(Context context, String query, GeoboundingBox bounds, Callback callback) {
    if (query == null || query.isEmpty()) {
        Toast.makeText(context, "Invalid query", Toast.LENGTH_LONG).show();
        return;
    }

    String boundsStr = String.format(Locale.ROOT,
        "%.6f,%.6f,%.6f,%.6f",
        bounds.getSouth(), bounds.getWest(), bounds.getNorth(), bounds.getEast());

    RequestQueue queue = Volley.newRequestQueue(context);
    queue.add(new StringRequest(
        Request.Method.GET,
        URL_ENDPOINT.replace("{query}", query).replace("{bounds}", boundsStr),
        (String response) -> {
            List<Poi> results = parse(response);
            if (results == null || results.isEmpty()) {
                callback.onFailure();
                return;
            }
            callback.onSuccess(results);
        },
        (VolleyError error) -> callback.onFailure()
    ));
}
 

@Override
public void onRefresh() {
    refresh.setRefreshing(true);
    new GalleryRequest() {
        @Override
        protected void deliverResponse(List<Album> response) {
            Log.d(TAG, "total: " + response.size());
            refresh.setRefreshing(false);
            adapter.setList(response);
            application.getGalleryCache().addAll(response);
        }

        @Override
        public void deliverError(VolleyError error) {
            refresh.setRefreshing(false);
            Log.e(TAG, "error", error);
        }
    }.enqueue(application.getRequestQueue());
}
 

private void loadData() {

        RequestManager.addRequest(new Request4Picture(Picture.getRequestUrl(mType, page),
                new Response.Listener<ArrayList<Picture>>
                        () {
                    @Override
                    public void onResponse(ArrayList<Picture> response) {
                        getCommentCounts(response);
                    }
                }, new Response.ErrorListener() {
            @Override
            public void onErrorResponse(VolleyError error) {
                mLoadResultCallBack.onError(LoadResultCallBack.ERROR_NET, error.getMessage());
                mLoadFinisCallBack.loadFinish(null);
            }
        }), mActivity);
    }
 

public void getUserFromMongo(String userId) {
    JsonObjectRequest jsonObjectRequest = new JsonObjectRequest(Request.Method.GET, BACKEND_URL + "/registerees/info/" + userId , null,
            new Response.Listener<JSONObject>() {
                @Override
                public void onResponse(JSONObject response) {
                    UserInfoModel userInfoModel = gson.fromJson(response.toString(), UserInfoModel.class);

                    userStats.setText(String.format("%s steps", String.valueOf(userInfoModel.getSteps())));
                    getUserPosition(String.valueOf(userInfoModel.getSteps()));
                }
            }, new Response.ErrorListener() {
        @Override
        public void onErrorResponse(VolleyError error) {
            Log.d(TAG, "That didn't work!");
        }
    });
    queue.add(jsonObjectRequest);
}
 

private void onRequestMessage(String message) {
            /*“key”: “APIKEY”,
            “info”: “今天天气怎么样”，
            “loc”：“北京市中关村”，
            “userid”：“12345678”*/

    param.put(Keys.INFO, EncodeString(message));
    param.put("userid", "12345678");
    NetRequestUtil.getInstance().getJson(UrlUtil.URL_CHAT, param, new NetRequestUtil.RequestListener() {
        @Override
        public void onResponse(JSONObject response) {
            LogUtils.i(response);
            try {
                if (response.getString("code").equals("100000")) {
                    mView.onReceiveRespond(response.getString("text"));
                }
            } catch (JSONException e) {
                e.printStackTrace();
            }
        }

        @Override
        public void onError(VolleyError error) {
        }
    });
}
 

@Override
protected Response<Boolean> parseNetworkResponse(NetworkResponse response) {

	try {
		String resultStr = new String(response.data, HttpHeaderParser.parseCharset(response.headers));

		JSONObject resultObj = new JSONObject(resultStr);
		String result = resultObj.optString("status");
		String error=resultObj.optString("error");
		if ( result.equals("ok")) {
			return Response.success(true, HttpHeaderParser.parseCacheHeaders(response));
		} else {
			return Response.error(new VolleyError("错误原因:" + error));
		}
	} catch (Exception e) {
		e.printStackTrace();
		return Response.error(new VolleyError(e));
	}

}
 

private void injectListener() {
	listener = new Response.Listener<JSONObject>() {
		@Override
		public void onResponse(JSONObject response) {
			// delete posted text and thumbs
			mText.setText(null);
			if (mUris != null) {
				mUris.clear();
				mAdapter.notifyDataSetChanged();
			}
			Toast.makeText(ComposeTweetActivity.this, R.string.post_success, Toast.LENGTH_SHORT).show();
		}
	};
	errorListener = new Response.ErrorListener() {
		@Override
		public void onErrorResponse(VolleyError error) {
			Log.e(TAG, "post tweet error!", error);
			WeiboAPIError weiboAPIError = WeiboAPIError.fromVolleyError(error);
			Toast.makeText(ComposeTweetActivity.this, weiboAPIError.error, Toast.LENGTH_LONG).show();
		}
	};
	mCustomizedBar.findViewById(R.id.action_geo).setOnClickListener(this);
	mCustomizedBar.findViewById(R.id.action_send).setOnClickListener(this);
	mLocationMarker.setOnClickListener(this);
}
 

/**
 * The default implementation of ImageListener which handles basic functionality of showing a
 * default image until the network response is received, at which point it will switch to either
 * the actual image or the error image.
 *
 * @param view The imageView that the listener is associated with.
 * @param defaultImageResId Default image resource ID to use, or 0 if it doesn't exist.
 * @param errorImageResId Error image resource ID to use, or 0 if it doesn't exist.
 */
public static ImageListener getImageListener(
        final ImageView view, final int defaultImageResId, final int errorImageResId) {
    return new ImageListener() {
        @Override
        public void onErrorResponse(VolleyError error) {
            if (errorImageResId != 0) {
                view.setImageResource(errorImageResId);
            }
        }

        @Override
        public void onResponse(ImageContainer response, boolean isImmediate) {
            if (response.getBitmap() != null) {
                view.setImageBitmap(response.getBitmap());
            } else if (defaultImageResId != 0) {
                view.setImageResource(defaultImageResId);
            }
        }
    };
}
 

protected Request<Bitmap> makeImageRequest(
        String requestUrl,
        int maxWidth,
        int maxHeight,
        ScaleType scaleType,
        final String cacheKey) {
    return new ImageRequest(
            requestUrl,
            new Listener<Bitmap>() {
                @Override
                public void onResponse(Bitmap response) {
                    onGetImageSuccess(cacheKey, response);
                }
            },
            maxWidth,
            maxHeight,
            scaleType,
            Config.RGB_565,
            new ErrorListener() {
                @Override
                public void onErrorResponse(VolleyError error) {
                    onGetImageError(cacheKey, error);
                }
            });
}
 

@Test public void serverError_disableRetries() throws Exception {
    for (int i = 500; i <= 599; i++) {
        MockHttpStack mockHttpStack = new MockHttpStack();
        BasicHttpResponse fakeResponse =
                new BasicHttpResponse(new ProtocolVersion("HTTP", 1, 1), i, "");
        mockHttpStack.setResponseToReturn(fakeResponse);
        BasicNetwork httpNetwork = new BasicNetwork(mockHttpStack);
        Request<String> request = buildRequest();
        request.setRetryPolicy(mMockRetryPolicy);
        doThrow(new VolleyError()).when(mMockRetryPolicy).retry(any(VolleyError.class));
        try {
            httpNetwork.performRequest(request);
        } catch (VolleyError e) {
            // expected
        }
        // should not retry any 500 error w/ HTTP 500 retries turned off (the default).
        verify(mMockRetryPolicy, never()).retry(any(VolleyError.class));
        reset(mMockRetryPolicy);
    }
}
 

@Test
public void noConnectionNoRetry() throws Exception {
    MockHttpStack mockHttpStack = new MockHttpStack();
    mockHttpStack.setExceptionToThrow(new IOException());
    BasicNetwork httpNetwork = new BasicNetwork(mockHttpStack);
    Request<String> request = buildRequest();
    request.setRetryPolicy(mMockRetryPolicy);
    request.setShouldRetryConnectionErrors(false);
    doThrow(new VolleyError()).when(mMockRetryPolicy).retry(any(VolleyError.class));
    try {
        httpNetwork.performRequest(request);
    } catch (VolleyError e) {
        // expected
    }
    // should not retry when there is no connection
    verify(mMockRetryPolicy, never()).retry(any(VolleyError.class));
}
 

@Override
public void checkNewVersion() {
    Map<String, String> map = new HashMap<>();
    map.put("appKey", "56bd51ddb76877188a1836d791ed8436");
    map.put("_api_key", "a08ef5ee127a27bd4210f7e1f9e7c84e");
    VolleySingleton.getInstance().addToRequestQueue(new GsonRequest<>(Request.Method.POST, "https://www.pgyer.com/apiv2/app/view",
            ViewBean.class,
            null, map,
            new Response.Listener<ViewBean>() {
                @Override
                public void onResponse(ViewBean response) {
                    if (response.data.buildVersion.equals(CommonUtils.getVersionName(BaseApplication.getInstance()))) {
                        listener.onNoNewVersion();
                    } else {
                        listener.onGetANewVersion(response.data.buildUpdateDescription);
                    }
                }
            }, new Response.ErrorListener() {
        @Override
        public void onErrorResponse(VolleyError error) {
            listener.onCheckFailed();
        }
    }));
}
 

@Test public void serverError_disableRetries() throws Exception {
    for (int i = 500; i <= 599; i++) {
        MockHttpStack mockHttpStack = new MockHttpStack();
        BasicHttpResponse fakeResponse =
                new BasicHttpResponse(new ProtocolVersion("HTTP", 1, 1), i, "");
        mockHttpStack.setResponseToReturn(fakeResponse);
        BasicNetwork httpNetwork = new BasicNetwork(mockHttpStack);
        Request<String> request = buildRequest();
        request.setRetryPolicy(mMockRetryPolicy);
        doThrow(new VolleyError()).when(mMockRetryPolicy).retry(any(VolleyError.class));
        try {
            httpNetwork.performRequest(request);
        } catch (VolleyError e) {
            // expected
        }
        // should not retry any 500 error w/ HTTP 500 retries turned off (the default).
        verify(mMockRetryPolicy, never()).retry(any(VolleyError.class));
        reset(mMockRetryPolicy);
    }
}
 

@Test
public void serverError_disableRetries() throws Exception {
    for (int i = 500; i <= 599; i++) {
        MockHttpStack mockHttpStack = new MockHttpStack();
        HttpResponse fakeResponse = new HttpResponse(i, Collections.<Header>emptyList());
        mockHttpStack.setResponseToReturn(fakeResponse);
        BasicNetwork httpNetwork = new BasicNetwork(mockHttpStack);
        Request<String> request = buildRequest();
        request.setRetryPolicy(mMockRetryPolicy);
        doThrow(new VolleyError()).when(mMockRetryPolicy).retry(any(VolleyError.class));
        try {
            httpNetwork.performRequest(request);
        } catch (VolleyError e) {
            // expected
        }
        // should not retry any 500 error w/ HTTP 500 retries turned off (the default).
        verify(mMockRetryPolicy, never()).retry(any(VolleyError.class));
        reset(mMockRetryPolicy);
    }
}
 

private void loadImage(ImageView imageView, int drawableID, String file, String url, int width, int height) {
    if(pendingImage != null) {
        pendingImage.cancel();
    }

    pendingImage = new PendingImage();

    if(url != null && file == null && drawableID == DEFAULT) {
        pendingImage.imageContainer = imageLoader.get(url, this, width, height, scaleType);
    }
    else if(url == null && file != null && drawableID == DEFAULT) {
        pendingImage.fileImageContainer = fileImageLoader.get(file, width, height, this);
    }
    else if(url == null && file == null && drawableID != DEFAULT) {
        ScaleTypeDrawable defaultScale = new ScaleTypeDrawable(defaultDrawable, this.preScaleType);
        imageView.setImageDrawable(defaultScale);
    }
    else {
        onErrorResponse(new VolleyError("No image source defined"));
    }
}
 

public static RpcRequest GetPrepayBalance(final Listener<Double> listener) {
    RpcRequest req = new RpcRequest(Request.Method.POST, TRpc.getJsonRpcUrl(),
        new Response.Listener<String>() {
            @Override
            public void onResponse(String response) {
                try {
                    Double result;
                    result = BaseModule.fromJSON(response, Double.class);

                    listener.onResponse(result);
                } catch (Exception ex) {
                     
                    // Log.d("ex", ex.toString());
                    // Log.d("jsonObject", response);
                     
                    listener.onResponse(null);
                }
            }
        }, new Response.ErrorListener() {
        @Override
        public void onErrorResponse(VolleyError error) {
            listener.onResponse(null);
        }
    }) {
        @Override
        public byte[] getBody() {
            final ArrayList<Object> params = new ArrayList<>();

            HashMap<String, Object> msg = new HashMap<>();
            msg.put("id", getMsgID());
            msg.put("method", "Payment.GetPrepayBalance");
            msg.put("params", params);

            return gson.toJson(msg).getBytes(Charset.forName("UTF-8"));
        }
    };
    TRpc.getQueue().add(req);
    return req;
}
 

private Response.ErrorListener createMyReqErrorListener() {
    return new Response.ErrorListener() {
        @Override
        public void onErrorResponse(VolleyError error) {
            mTvResult.setText(error.getMessage());
        }
    };
}
 

private static void handleError(Context context, ResponseListener listener,
                                int requestCode, VolleyError error) {
    ApiV2Response apiResponse = new ApiV2Response();
    apiResponse.set_json(null);
    if(error.networkResponse!=null)
        apiResponse.set_status(String.valueOf(error.networkResponse.statusCode));

    if(error.networkResponse!=null && error.networkResponse.data!=null){
        try {
            apiResponse.set_raw(new String(error.networkResponse.data,"utf-8"));
        } catch (UnsupportedEncodingException e) {
            e.printStackTrace();
        }
    }

    if(error.networkResponse!=null && error.networkResponse.statusCode<500){
        apiResponse.set_clientError(Boolean.TRUE);
        apiResponse.set_serverError(Boolean.FALSE);
    }else{
        apiResponse.set_clientError(Boolean.FALSE);
        apiResponse.set_serverError(Boolean.TRUE);
    }
    apiResponse.set_error(Boolean.TRUE);
    apiResponse.set_success(Boolean.FALSE);

    //Save response
    APISharedPreferences.saveLastResponse(context,apiResponse);
    listener.onRequestError(apiResponse,requestCode);
}
 

public static RpcRequest UpdateOrder(final int orderId, final int shipmentTypeId, final String warehouseCode, final double internalShipmentFee, final boolean insured, final String productRemark, final Listener<Void> listener) {
    RpcRequest req = new RpcRequest(Request.Method.POST, TRpc.getJsonRpcUrl(),
        new Response.Listener<String>() {
            @Override
            public void onResponse(String response) {if (listener != null) {
                    listener.onResponse(null);
                }
            }
        }, new Response.ErrorListener() {
        @Override
        public void onErrorResponse(VolleyError error) {
            listener.onResponse(null);
        }
    }) {
        @Override
        public byte[] getBody() {
            final ArrayList<Object> params = new ArrayList<>();
            params.add(orderId);
            params.add(shipmentTypeId);
            params.add(warehouseCode);
            params.add(internalShipmentFee);
            params.add(insured);
            params.add(productRemark);

            HashMap<String, Object> msg = new HashMap<>();
            msg.put("id", getMsgID());
            msg.put("method", "Order.UpdateOrder");
            msg.put("params", params);

            return gson.toJson(msg).getBytes(Charset.forName("UTF-8"));
        }
    };
    TRpc.getQueue().add(req);
    return req;
}
 

@Test
public void testSinglePages() throws InterruptedException {
    setUp();
    Parameters parameters = new Parameters()
            .addIds("5");

    final CountDownLatch lock = new CountDownLatch(1);
    wrapper.pages(parameters, new OnSuccessCallback() {
        @Override
        public void onSuccess(JSONArray result) {
            try {
                lock.countDown();
                JSONObject object = result.getJSONObject(0);
                int testId = object.getInt("id");
                assertEquals(5, testId);
            } catch (JSONException e) {
                e.printStackTrace();
                fail("JSONException!!");
            }
        }

        @Override
        public void onError(VolleyError error) {
            fail("Volley Error!!");
        }
    });
    lock.await(20000, TimeUnit.MILLISECONDS);

}
 

/**
 * Attempts to prepare the request for a retry. If there are no more attempts remaining in the
 * request's retry policy, a timeout exception is thrown.
 * @param request The request to use.
 */
private static void attemptRetryOnException(String logPrefix, Request<?> request,
        VolleyError exception) throws VolleyError {
    RetryPolicy retryPolicy = request.getRetryPolicy();
    int oldTimeout = request.getTimeoutMs();

    try {
        retryPolicy.retry(exception);
    } catch (VolleyError e) {
        request.addMarker(
                String.format("%s-timeout-giveup [timeout=%s]", logPrefix, oldTimeout));
        throw e;
    }
    request.addMarker(String.format("%s-retry [timeout=%s]", logPrefix, oldTimeout));
}
 

private void initSchoolList(String url) {
	jsonData = null;
	stringRequest = new StringRequest(url, 
			new Response.Listener<String>() {

				@Override
				public void onResponse(String response) {
					jsonData=response;
					parseJson();
					loadingLayout.setVisibility(View.GONE);
				}

			}, new Response.ErrorListener() {

				@Override
				public void onErrorResponse(VolleyError error) {
					showToastError(error.toString());
					loadingLayout.setVisibility(View.GONE);
				}
			});
	stringRequest.setTag(stringRequestTag);
	requestQueue.add(stringRequest);
}
 

@Test
public void gameModes() throws Exception {
    setUp();
    Map<APIWrapper.Operator, String> args = new HashMap<>();
    args.put(APIWrapper.Operator.IDS, "5");

    final CountDownLatch lock = new CountDownLatch(1);
    wrapper.gameModes(args, new onSuccessCallback() {
        @Override
        public void onSuccess(JSONArray result) {
            JSONObject jo;
            try {
                lock.countDown();
                jo = result.getJSONObject(0);
                String s = jo.getString("name");
                assertThat(s, is("Massively Multiplayer Online (MMO)"));
            } catch (JSONException e) {
                e.printStackTrace();
            }

        }

        @Override
        public void onError(VolleyError error) {

        }
    });
    lock.await(20000, TimeUnit.MILLISECONDS);

}
 

@Test
public void testPeopleMultiAndSingle() throws InterruptedException {
    setUp();
    Parameters parameters = new Parameters()
            .addSearch("gabe newell")
            .addFields("name");

    final CountDownLatch lock = new CountDownLatch(1);
    wrapper.search(Endpoint.PEOPLE, parameters, new OnSuccessCallback() {
        @Override
        public void onSuccess(JSONArray result) {
            try {
                lock.countDown();
                JSONObject object1 = result.getJSONObject(0);

                assertEquals(108558, object1.getInt("id"));
                assertEquals("Gabe Newell", object1.getString("name"));

            } catch (JSONException e) {
                e.printStackTrace();
                fail("JSONException!!");
            }
        }

        @Override
        public void onError(VolleyError error) {
            fail("Volley Error!!");
        }
    });
    lock.await(20000, TimeUnit.MILLISECONDS);

}
 

@Test
public void testSinglePulseSources() throws InterruptedException {
    setUp();
    Parameters parameters = new Parameters()
            .addIds("2");

    final CountDownLatch lock = new CountDownLatch(1);
    wrapper.pulseSources(parameters, new OnSuccessCallback() {
        @Override
        public void onSuccess(JSONArray result) {
            try {
                lock.countDown();
                JSONObject object = result.getJSONObject(0);
                int testId = object.getInt("id");
                assertEquals(2, testId);
            } catch (JSONException e) {
                e.printStackTrace();
                fail("JSONException!!");
            }
        }

        @Override
        public void onError(VolleyError error) {
            fail("Volley Error!!");
        }
    });
    lock.await(20000, TimeUnit.MILLISECONDS);

}
 

@Override
public boolean onPreDraw() {

    ImageView view = this.imageView.get();
    if (view == null) {
        return true;
    }
    view.getViewTreeObserver().removeOnPreDrawListener(this);

    if (!this.hasSource()) {
        setError(new VolleyError("No image source Is empty"));
        return true;
    }

    if (!this.dontClear) {
        view.setImageBitmap(null);
    }

    if (this.defaultDrawable != null) {
        ScaleTypeDrawable defaultScale = new ScaleTypeDrawable(defaultDrawable, this.preScaleType);
        view.setImageDrawable(defaultScale);
    }

    int width = 0;
    int height = 0;
    if(this.width != DEFAULT && this.height != DEFAULT) {
        //Use provided width and height if provided
        width = this.width;
        height = this.height;
    }
    else if (!this.dontScale) {
        //Use the raw image
        width = view.getWidth();
        height = view.getHeight();
    }
    loadImage(view, this.drawable, this.file, this.url, width, height);

    return true;
}
 

/**
 * Attempts to prepare the request for a retry. If there are no more attempts remaining in the
 * request's retry policy, a timeout exception is thrown.
 * @param request The request to use.
 */
private static void attemptRetryOnException(String logPrefix, Request<?> request,
        VolleyError exception) throws VolleyError {
    RetryPolicy retryPolicy = request.getRetryPolicy();
    int oldTimeout = request.getTimeoutMs();

    try {
        retryPolicy.retry(exception);
    } catch (VolleyError e) {
        request.addMarker(
                String.format("%s-timeout-giveup [timeout=%s]", logPrefix, oldTimeout));
        throw e;
    }
    request.addMarker(String.format("%s-retry [timeout=%s]", logPrefix, oldTimeout));
}
 

@Test
public void testMultiplePulse() throws InterruptedException {
    setUp();
    Parameters parameters = new Parameters()
            .addIds("25040,25047,25000");

    final CountDownLatch lock = new CountDownLatch(1);
    wrapper.pulses(parameters, new OnSuccessCallback() {
        @Override
        public void onSuccess(JSONArray result) {
            try {
                lock.countDown();
                JSONObject object1 = result.getJSONObject(0);
                JSONObject object2 = result.getJSONObject(1);
                JSONObject object3 = result.getJSONObject(2);

                assertEquals(25040, object1.getInt("id"));
                assertEquals(25047, object2.getInt("id"));
                assertEquals(25000, object3.getInt("id"));

            } catch (JSONException e) {
                e.printStackTrace();
                fail("JSONException!!");
            }
        }

        @Override
        public void onError(VolleyError error) {
            fail("Volley Error!!");
        }
    });
    lock.await(20000, TimeUnit.MILLISECONDS);

}
 

private static void makeRequest(final Context context,
                                int method,
                                String url,
                                Map<String, String> params,
                                JSONObject body,
                                final ResponseListener listener,
                                final int requestCode) {

    if(params!=null && !params.isEmpty())
        url = url.concat("?".concat(ArrayUtils.mapToQueryString(params)));
    Log.d("JsonRequest", "body: " + body);
    JsonApiV2Request jsonObjReq = new JsonApiV2Request(
            method,
            url,
            body,
            new Response.Listener<ApiV2Response>() {
                @Override
                public void onResponse(ApiV2Response apiResponse) {
                    handleApiResponse(context, listener, requestCode, apiResponse);
                }
            },
            new Response.ErrorListener() {
                @Override
                public void onErrorResponse(VolleyError error) {
                    handleError(context, listener, requestCode, error);
                }
            })
    {
        @Override
        public Map<String, String> getHeaders() throws AuthFailureError {
            return JsonRequest.getHeaders(context);
        }

    };

    //It's better if the queue is obtained with an app context to keep it alive while the app is in foreground.
    VolleyResourcesSingleton.getInstance(context.getApplicationContext()).addToRequestQueue(jsonObjReq);
}