Fixed #12

README.md

@@ -27,7 +27,7 @@ A Java implementation of [Deezer API](https://developers.deezer.com/api).
 <dependency>
     <groupId>com.github.yvasyliev</groupId>
     <artifactId>deezer-api</artifactId>
-    <version>1.1.0</version>
+    <version>1.1.1</version>
 </dependency>
 ```
 

pom.xml

@@ -7,7 +7,7 @@
     <groupId>com.github.yvasyliev</groupId>
     <artifactId>deezer-api</artifactId>
     <packaging>jar</packaging>
-    <version>1.1.0</version>
+    <version>1.1.1</version>
     <name>Deezer API Java Library</name>
     <description>A Java implementation of Deezer API.</description>
     <url>https://github.com/yvasyliev/deezer-api</url>

src/main/java/api/deezer/validators/DeezerResponseValidator.java

@@ -10,14 +10,27 @@
  * Validates Deezer response.
  */
 public class DeezerResponseValidator implements Predicate<String> {
+    /**
+     * <code>wrong code</code> body content.
+     */
+    private static final String WRONG_CODE = "wrong code";
+
     /**
      * Converts Deezer response to {@link JsonElement}.
      */
     private static final Converter<String, JsonElement> JSON_ELEMENT_CONVERTER = new JsonElementConverter();
 
     @Override
     public boolean test(String responseBody) {
+        return !isWrongCode(responseBody) && !hasErrorField(responseBody);
+    }
+
+    private boolean isWrongCode(String responseBody) {
+        return WRONG_CODE.equals(responseBody);
+    }
+
+    private boolean hasErrorField(String responseBody) {
         JsonElement jsonElement = JSON_ELEMENT_CONVERTER.convert(responseBody);
-        return !jsonElement.isJsonObject() || !jsonElement.getAsJsonObject().has("error");
+        return jsonElement.isJsonObject() && jsonElement.getAsJsonObject().has("error");
     }
 }