boolean (Collection<GrMethod> collection) { Iterator<GrMethod> iterator = collection.iterator(); GrMethod method = iterator.next(); boolean privateAccess = PsiModifier.PRIVATE.equals(VisibilityUtil.getVisibilityModifier(method.getModifierList())); while (iterator.hasNext()) { GrMethod next = iterator.next(); if (privateAccess != PsiModifier.PRIVATE.equals(VisibilityUtil.getVisibilityModifier(next.getModifierList()))) { return false; } } return true; }