Github: remember status code for exception caused by server reply

plugins/github/src/org/jetbrains/plugins/github/api/GithubApiUtil.java

@@ -209,7 +209,7 @@ public class GithubApiUtil {
       case HttpStatus.SC_FORBIDDEN:
         throw new GithubAuthenticationException("Request response: " + getErrorMessage(method));
       default:
-        throw new HttpException(code + ": " + getErrorMessage(method));
+        throw new GithubStatusCodeException(code + ": " + getErrorMessage(method), code);
     }
   }
 

plugins/github/src/org/jetbrains/plugins/github/api/GithubStatusCodeException.java

@@ -0,0 +1,34 @@
+/*
+ * Copyright 2000-2013 JetBrains s.r.o.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.jetbrains.plugins.github.api;
+
+import java.io.IOException;
+
+/**
+ * @author Aleksey Pivovarov
+ */
+public class GithubStatusCodeException extends IOException {
+  private final int myStatusCode;
+
+  public GithubStatusCodeException(String message, int statusCode) {
+    super(message);
+    myStatusCode = statusCode;
+  }
+
+  public int getStatusCode() {
+    return myStatusCode;
+  }
+}