Merge pull request #96 from amadeus4dev/fix-parse-exception-204

avoid parser exception on 204 no content

Author: tsolakoua

README.md

@@ -196,7 +196,7 @@ FlightOfferSearch[] flightOffersSearches = amadeus.shopping.flightOffersSearch.p
 // Retrieve a flight order
 FlightOrder order = amadeus.booking.flightOrder("eJzTd9f3NjIJdzUGAAp%2fAiY=").get();
 // Cancel a flight order
-FlightOrder order = amadeus.booking.flightOrder("eJzTd9f3NjIJdzUGAAp%2fAiY=").delete();
+Response order = amadeus.booking.flightOrder("eJzTd9f3NjIJdzUGAAp%2fAiY=").delete();
 
 // Flight Offers price
 FlightPrice[] flightPricing = amadeus.shopping.flightOffersSearch.pricing.post(

src/main/java/com/amadeus/Response.java

@@ -1,6 +1,5 @@
 package com.amadeus;
 
-import com.amadeus.Constants;
 import com.amadeus.exceptions.AuthenticationException;
 import com.amadeus.exceptions.ClientException;
 import com.amadeus.exceptions.NotFoundException;
@@ -61,7 +60,9 @@ protected Response(Request request) {
   // Tries to parse the raw response from the request.
   protected void parse(HTTPClient client) {
     parseStatusCode();
-    parseData(client);
+    if (this.statusCode != 204) {
+      parseData(client);
+    }
   }
 
   // Detects of any exceptions have occured and throws the appropriate exceptions.
@@ -75,6 +76,8 @@ protected void detectError(HTTPClient client) throws ResponseException {
       exception = new AuthenticationException(this);
     } else if (statusCode >= 400) {
       exception = new ClientException(this);
+    } else if (statusCode == 204) {
+      return;
     } else if (!parsed) {
       exception = new ParserException(this);
     }

src/main/java/com/amadeus/booking/FlightOrder.java

@@ -53,7 +53,7 @@ public com.amadeus.resources.FlightOrder get(Params params) throws ResponseExcep
     String path = String.format("/v1/booking/flight-orders/%s", flightOfferId);
     Response response = client.get(path, params);
     return (com.amadeus.resources.FlightOrder) Resource.fromObject(
-        response, com.amadeus.resources.FlightOrder.class);
+            response, com.amadeus.resources.FlightOrder.class);
   }
 
   /**
@@ -72,26 +72,25 @@ public com.amadeus.resources.FlightOrder get() throws ResponseException {
    * </p>
    *
    * <pre>
-   * FlightOrder order = amadeus.booking.flightOrder.(
+   * Response order = amadeus.booking.flightOrder.(
    * "eJzTd9f3NjIJdzUGAAp%2fAiY=").delete();
    * </pre>
    * @param params the parameters to send to the API
    * @return an API response object
    * @throws ResponseException when an exception occurs
    */
 
-  public com.amadeus.resources.FlightOrder delete(Params params) throws ResponseException {
+  public Response delete(Params params) throws ResponseException {
     String path = String.format("/v1/booking/flight-orders/%s", flightOfferId);
     Response response = client.delete(path, params);
-    return (com.amadeus.resources.FlightOrder) Resource.fromObject(
-        response, com.amadeus.resources.FlightOrder.class);
+    return response;
   }
-  
+
   /**
    * Convenience method for calling <code>delete</code> without any parameters.
    * @see com.amadeus.booking.FlightOrder#delete()
    */
-  public com.amadeus.resources.FlightOrder delete() throws ResponseException {
+  public Response delete() throws ResponseException {
     return delete(null);
   }
-}
+}

src/test/java/com/amadeus/ResponseTest.java

@@ -107,6 +107,22 @@ public class ResponseTest {
     assertNull(response.getData());
   }
 
+  @Test public void testNoContent() throws IOException {
+    when(connection.getResponseCode()).thenReturn(204);
+    when(connection.getHeaderField("Content-Type")).thenReturn(
+            "application/json");
+    when(connection.getInputStream()).thenReturn(
+            new ByteArrayInputStream("".getBytes()));
+
+    response.parse(client);
+
+    assertEquals(response.getStatusCode(), 204);
+    assertEquals(response.getBody(), null);
+    assertFalse(response.isParsed());
+    assertNull(response.getResult());
+    assertNull(response.getData());
+  }
+
   @Test public void testEmptyConnection() throws IOException {
     InputStream stream = mock(ByteArrayInputStream.class);
     when(connection.getResponseCode()).thenThrow(new IOException());
@@ -212,6 +228,16 @@ public void detectParserException() throws ResponseException, IOException {
     response.detectError(client);
   }
 
+  @Test public void detectNoExceptionNoContent() throws ResponseException, IOException {
+    when(connection.getResponseCode()).thenReturn(204);
+    when(connection.getHeaderField("Content-Type")).thenReturn(
+            "application/json");
+    when(connection.getInputStream()).thenReturn(
+            new ByteArrayInputStream("{}".getBytes()));
+    response.parse(client);
+    response.detectError(client);
+  }
+
   @Test public void testToString() {
     assertTrue(response.toString().startsWith("Response("));
   }