Implemented locale, unit and accuracy changing. Added InvalidAuthTokenException.

src/main/java/by/prominence/openweather/api/constants/Accuracy.java

@@ -0,0 +1,30 @@
+/*
+ * Copyright (c) 2018 Alexey Zinchenko
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package by.prominence.openweather.api.constants;
+
+public class Accuracy {
+
+    public static final String LIKE  = "like";
+    public static final String ACCURATE = "accurate";
+
+}

src/main/java/by/prominence/openweather/api/constants/Language.java

@@ -0,0 +1,61 @@
+/*
+ * Copyright (c) 2018 Alexey Zinchenko
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package by.prominence.openweather.api.constants;
+
+public class Language {
+
+    public static final String ARABIC = "ar";
+    public static final String BULGARIAN = "bg";
+    public static final String CATALAN = "ca";
+    public static final String CZECH = "cz";
+    public static final String GERMAN = "de";
+    public static final String GREEK = "el";
+    public static final String ENGLISH = "en";
+    public static final String PERSIAN = "fa";
+    public static final String FINNISH = "fi";
+    public static final String FRENCH = "fr";
+    public static final String GALICIAN = "gl";
+    public static final String CROATIAN = "hr";
+    public static final String HUNGARIAN = "hu";
+    public static final String ITALIAN = "it";
+    public static final String JAPANESE = "ja";
+    public static final String KOREAN = "kr";
+    public static final String LATVIAN = "la";
+    public static final String LITHUANIAN = "lt";
+    public static final String MACEDONIAN = "mk";
+    public static final String DUTCH = "nl";
+    public static final String POLISH = "pl";
+    public static final String PORTUGUESE = "pt";
+    public static final String ROMANIAN ="ro";
+    public static final String RUSSIAN = "ru";
+    public static final String SWEDISH = "se";
+    public static final String SLOVAK = "sk";
+    public static final String SLOVENIAN = "sl";
+    public static final String SPANISH = "en";
+    public static final String TURKISH = "tr";
+    public static final String UKRANIAN = "uk";
+    public static final String VIETNAMESE = "vi";
+    public static final String CHINESE_SIMPLIFIED = "zh_cn";
+    public static final String CHINESE_TRADITIONAL = "zh_tw";
+
+}

src/main/java/by/prominence/openweather/api/constants/Unit.java

@@ -0,0 +1,31 @@
+/*
+ * Copyright (c) 2018 Alexey Zinchenko
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package by.prominence.openweather.api.constants;
+
+public class Unit {
+
+    public static final String METRIC = "metric";
+    public static final String IMPERIAL = "imperial";
+    public static final String STANDARD = null;
+
+}

src/main/java/by/prominence/openweather/api/exception/InvalidAuthTokenException.java

@@ -0,0 +1,34 @@
+/*
+ * Copyright (c) 2018 Alexey Zinchenko
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package by.prominence.openweather.api.exception;
+
+public class InvalidAuthTokenException extends Exception {
+
+    public InvalidAuthTokenException() {
+        super("Please, check you authentication token!");
+    }
+
+    public InvalidAuthTokenException(String message) {
+        super(message);
+    }
+}

src/main/java/by/prominence/openweather/api/provider/DefaultWeatherProvider.java

@@ -22,6 +22,7 @@
 
 package by.prominence.openweather.api.provider;
 
+import by.prominence.openweather.api.exception.InvalidAuthTokenException;
 import by.prominence.openweather.api.model.Coordinates;
 import by.prominence.openweather.api.model.WeatherResponse;
 import by.prominence.openweather.api.utils.JsonUtils;
@@ -39,34 +40,65 @@ public class DefaultWeatherProvider implements WeatherProvider {
 
     private final String authToken;
 
+    private String language;
+    private String unit;
+    private String accuracy;
+
     public DefaultWeatherProvider(String authToken) {
         this.authToken = authToken;
     }
 
-    public WeatherResponse getByCityId(String id) {
+    public WeatherProvider setLanguage(String language) {
+        this.language = language;
+        return this;
+    }
+
+    public WeatherProvider setUnit(String unit) {
+        this.unit = unit;
+        return this;
+    }
+
+    public WeatherProvider setAccuracy(String accuracy) {
+        this.accuracy = accuracy;
+        return this;
+    }
+
+    public WeatherResponse getByCityId(String id) throws InvalidAuthTokenException {
         return executeRequest("?id=" + id);
     }
 
-    public WeatherResponse getByCityName(String name) {
+    public WeatherResponse getByCityName(String name) throws InvalidAuthTokenException {
         return executeRequest("?q=" + name);
     }
 
-    public WeatherResponse getByCoordinates(double latitude, double longitude) {
+    public WeatherResponse getByCoordinates(double latitude, double longitude) throws InvalidAuthTokenException {
         return executeRequest("?lat=" + latitude + "&lon=" + longitude);
     }
 
-    public WeatherResponse getByCoordinates(Coordinates coordinates) {
+    public WeatherResponse getByCoordinates(Coordinates coordinates) throws InvalidAuthTokenException {
         return getByCoordinates(coordinates.getLatitude(), coordinates.getLongitude());
     }
 
-    public WeatherResponse getByZIPCode(String zipCode, String countryCode) {
+    public WeatherResponse getByZIPCode(String zipCode, String countryCode) throws InvalidAuthTokenException {
         return executeRequest("?zip=" + zipCode + "," + countryCode);
     }
 
-    private WeatherResponse executeRequest(String parameterString) {
+    private WeatherResponse executeRequest(String parameterString) throws InvalidAuthTokenException {
 
         String url = OPEN_WEATHER_API_URL + parameterString + "&appid=" + authToken;
 
+        if (language != null) {
+            url += "&lang=" + language;
+        }
+
+        if (unit != null) {
+            url += "&units=" + unit;
+        }
+
+        if (accuracy != null) {
+            url += "&type=" + accuracy;
+        }
+
         HttpClient httpClient = HttpClientBuilder.create().build();
         HttpGet request = new HttpGet(url);
         HttpResponse response = null;
@@ -81,6 +113,10 @@ public class DefaultWeatherProvider implements WeatherProvider {
         if (response != null) {
             try {
                 weatherResponse = (WeatherResponse)JsonUtils.parseJson(response.getEntity().getContent(), WeatherResponse.class);
+
+                if (weatherResponse.getResponseCode() == 401) {
+                    throw new InvalidAuthTokenException();
+                }
             } catch (IOException e) {
                 e.printStackTrace();
             }

src/main/java/by/prominence/openweather/api/provider/WeatherProvider.java

@@ -22,15 +22,20 @@
 
 package by.prominence.openweather.api.provider;
 
+import by.prominence.openweather.api.exception.InvalidAuthTokenException;
 import by.prominence.openweather.api.model.Coordinates;
 import by.prominence.openweather.api.model.WeatherResponse;
 
 public interface WeatherProvider {
 
-    public WeatherResponse getByCityId(String id);
-    public WeatherResponse getByCityName(String name);
-    public WeatherResponse getByCoordinates(double latitude, double longitude);
-    public WeatherResponse getByCoordinates(Coordinates coordinates);
-    public WeatherResponse getByZIPCode(String zipCode, String countryCode);
+    public WeatherResponse getByCityId(String id) throws InvalidAuthTokenException;
+    public WeatherResponse getByCityName(String name) throws InvalidAuthTokenException;
+    public WeatherResponse getByCoordinates(double latitude, double longitude) throws InvalidAuthTokenException;
+    public WeatherResponse getByCoordinates(Coordinates coordinates) throws InvalidAuthTokenException;
+    public WeatherResponse getByZIPCode(String zipCode, String countryCode) throws InvalidAuthTokenException;
+
+    public WeatherProvider setLanguage(String language);
+    public WeatherProvider setUnit(String unit);
+    public WeatherProvider setAccuracy(String accuracy);
 
 }