651: Fixed Slow operations are prohibited on EDT

Author: bohdan-harniuk

src/com/magento/idea/magento2plugin/inspections/php/util/PhpClassImplementsNoninterceptableInterfaceUtil.java

@@ -5,6 +5,7 @@
 
 package com.magento.idea.magento2plugin.inspections.php.util;
 
+import com.intellij.util.SlowOperations;
 import com.jetbrains.php.lang.psi.elements.PhpClass;
 import com.magento.idea.magento2plugin.magento.files.Plugin;
 import org.jetbrains.annotations.NotNull;
@@ -17,13 +18,18 @@ private PhpClassImplementsNoninterceptableInterfaceUtil() {}
      * Check whether class implements NoninterceptableInterface.
      *
      * @param phpClass PhpClass
+     *
      * @return bool
      */
     public static boolean execute(final @NotNull PhpClass phpClass) {
-        final PhpClass[] interfaces = phpClass.getImplementedInterfaces();
+        final PhpClass[] interfaces = SlowOperations.allowSlowOperations(
+                phpClass::getImplementedInterfaces
+        );
+
         if (interfaces.length == 0) {
             return false;
         }
+
         for (final PhpClass targetInterfaceClass: interfaces) {
             if (targetInterfaceClass.getFQN().equals(Plugin.NON_INTERCEPTABLE_FQN)) {
                 return true;