Adds v2 support to RateLimitException

src/main/java/com/stripe/exception/RateLimitException.java

@@ -1,15 +1,40 @@
 package com.stripe.exception;
 
-public class RateLimitException extends InvalidRequestException {
+import com.google.gson.JsonObject;
+import com.stripe.model.StripeError;
+import com.stripe.model.StripeObject;
+import com.stripe.net.StripeResponseGetter;
+import lombok.Getter;
+
+@Getter
+public class RateLimitException extends ApiException {
   private static final long serialVersionUID = 2L;
 
+  private final String param;
+
   public RateLimitException(
       String message,
       String param,
       String requestId,
       String code,
       Integer statusCode,
       Throwable e) {
-    super(message, param, requestId, code, statusCode, e);
+    super(message, requestId, code, statusCode, e);
+    this.param = param;
   }
+
+  static RateLimitException parse(
+      JsonObject body, int statusCode, String requestId, StripeResponseGetter responseGetter) {
+    RateLimitException.RateLimitError error =
+        (RateLimitException.RateLimitError)
+            StripeObject.deserializeStripeObject(
+                body, RateLimitException.RateLimitError.class, responseGetter);
+    RateLimitException exception =
+        new RateLimitException(
+            error.getMessage(), error.getParam(), requestId, error.getCode(), statusCode, null);
+    exception.setStripeError(error);
+    return exception;
+  }
+
+  public static class RateLimitError extends StripeError {}
 }