first import

sites/all/modules/search_api/includes/exception.inc

@@ -0,0 +1,29 @@
+<?php
+
+/**
+ * Represents an exception or error that occurred in some part of the Search API
+ * framework.
+ */
+class SearchApiException extends Exception {
+
+  /**
+   * Creates a new SearchApiException.
+   *
+   * @param $message
+   *   A string describing the cause of the exception.
+   */
+  public function __construct($message = NULL) {
+    if (!$message) {
+      $message = t('An error occcurred in the Search API framework.');
+    }
+    parent::__construct($message);
+  }
+
+}
+
+/**
+ * Represents an exception that occurred in a data source controller.
+ */
+class SearchApiDataSourceException extends SearchApiException {
+
+}