add missing calls

Author: jochen-testingbot

src/main/java/com/testingbot/testingbotrest/TestingbotApiException.java

@@ -2,7 +2,33 @@
 
 public class TestingbotApiException extends RuntimeException {
 
-    TestingbotApiException(String payload) {
-        super(payload);
+    private static final long serialVersionUID = 1L;
+
+    private final int statusCode;
+    private final String responseBody;
+
+    public TestingbotApiException(String payload) {
+        this(payload, 0, payload);
+    }
+
+    public TestingbotApiException(String message, int statusCode, String responseBody) {
+        super(message);
+        this.statusCode = statusCode;
+        this.responseBody = responseBody;
+    }
+
+    /**
+     * @return the HTTP status code returned by the TestingBot API, or 0 when the
+     * failure was not an HTTP response (e.g. a transport or parsing error).
+     */
+    public int getStatusCode() {
+        return statusCode;
+    }
+
+    /**
+     * @return the raw response body returned by the TestingBot API, if any.
+     */
+    public String getResponseBody() {
+        return responseBody;
     }
 }