From bd7ba379320c51c7deca5335ce1f8fe161ee6acf Mon Sep 17 00:00:00 2001
From: "vvgrem@gmail.com" <Ajilon80!>
Date: Sat, 15 May 2021 11:20:52 +0300
Subject: [PATCH]  Support for submit a query along with handling transient
 failures, Outlook namespace fluent api improvements

---
 src/Common/UnmuteParticipantOperation.php     |  12 --
 src/OutlookServices/Attachment.php            |   2 +-
 src/OutlookServices/AttachmentItem.php        |   2 +-
 src/OutlookServices/Attendee.php              |   2 +-
 src/OutlookServices/AttendeeAvailability.php  |   2 +-
 src/OutlookServices/AttendeeBase.php          |   2 +-
 src/OutlookServices/Calendar.php              |   2 +-
 src/OutlookServices/CalendarGroup.php         |   2 +-
 src/OutlookServices/CalendarPermission.php    |   2 +-
 .../CalendarSharingMessage.php                |   2 +-
 .../CalendarSharingMessageAction.php          |   2 +-
 src/OutlookServices/Contact.php               | 140 ++++++++----------
 src/OutlookServices/ContactFolder.php         |   2 +-
 src/OutlookServices/Contract.php              |   2 +-
 .../CustomTimeZone.php                        |   8 +-
 src/OutlookServices/EmailAddress.php          |   2 +-
 src/OutlookServices/EventMessage.php          |   2 +-
 src/OutlookServices/EventMessageRequest.php   |   2 +-
 src/OutlookServices/EventMessageResponse.php  |   2 +-
 src/OutlookServices/FileAttachment.php        |  16 +-
 src/OutlookServices/ItemAttachment.php        |   2 +-
 src/OutlookServices/ItemBody.php              |   2 +-
 .../LocationConstraint.php                    |   2 +-
 .../LocationConstraintItem.php                |   2 +-
 src/OutlookServices/MailFolder.php            |   2 +-
 src/OutlookServices/MailSearchFolder.php      |   2 +-
 src/OutlookServices/MailboxSettings.php       |   3 +-
 src/OutlookServices/Message.php               |   2 +-
 src/OutlookServices/MessageRule.php           |   2 +-
 src/OutlookServices/MessageRuleActions.php    |   2 +-
 src/OutlookServices/MessageRulePredicates.php |   2 +-
 src/OutlookServices/OpenShift.php             |   2 +-
 .../OpenShiftChangeRequest.php                |   2 +-
 src/OutlookServices/OpenShiftItem.php         |   2 +-
 src/OutlookServices/OutlookCategory.php       |   2 +-
 src/OutlookServices/OutlookItem.php           |   2 +-
 src/OutlookServices/OutlookUser.php           |   2 +-
 src/OutlookServices/Post.php                  |   2 +-
 src/OutlookServices/Recipient.php             |   2 +-
 src/OutlookServices/ReferenceAttachment.php   |   2 +-
 src/OutlookServices/ResponseStatus.php        |   2 +-
 .../TimeConstraint.php                        |   2 +-
 src/{Common => OutlookServices}/TimeRange.php |   2 +-
 src/{Common => OutlookServices}/TimeSlot.php  |   3 +-
 .../TimeZoneBase.php                          |   2 +-
 .../TimeZoneInformation.php                   |   2 +-
 .../WorkingHours.php                          |   2 +-
 src/Runtime/ClientObject.php                  |  13 ++
 src/Runtime/ClientRequest.php                 |   8 +-
 src/Runtime/ClientRuntimeContext.php          |  34 ++++-
 src/SharePoint/Field.php                      |  33 -----
 src/SharePoint/File.php                       |   5 +-
 .../PickerEntityInformation.php               |  13 +-
 src/SharePoint/Utilities/Utility.php          |   7 +-
 src/Teams/UnmuteParticipantOperation.php      |  13 ++
 tests/sharepoint/UtilityTest.php              |   6 +-
 tests/teams/TeamsTest.php                     |   5 +-
 57 files changed, 194 insertions(+), 207 deletions(-)
 delete mode 100644 src/Common/UnmuteParticipantOperation.php
 rename src/{Common => OutlookServices}/CustomTimeZone.php (61%)
 rename src/{Common => OutlookServices}/LocationConstraint.php (87%)
 rename src/{Common => OutlookServices}/LocationConstraintItem.php (84%)
 rename src/{Common => OutlookServices}/TimeConstraint.php (78%)
 rename src/{Common => OutlookServices}/TimeRange.php (77%)
 rename src/{Common => OutlookServices}/TimeSlot.php (76%)
 rename src/{Common => OutlookServices}/TimeZoneBase.php (83%)
 rename src/{Common => OutlookServices}/TimeZoneInformation.php (87%)
 rename src/{Common => OutlookServices}/WorkingHours.php (84%)
 create mode 100644 src/Teams/UnmuteParticipantOperation.php

diff --git a/src/Common/UnmuteParticipantOperation.php b/src/Common/UnmuteParticipantOperation.php
deleted file mode 100644
index 0b636f85..00000000
--- a/src/Common/UnmuteParticipantOperation.php
+++ /dev/null
@@ -1,12 +0,0 @@
-<?php
-
-/**
- * Modified: 2020-05-26T22:10:14+00:00
- */
-namespace Office365\Common;
-
-use Office365\Runtime\ClientObject;
-
-class UnmuteParticipantOperation extends ClientObject
-{
-}
\ No newline at end of file
diff --git a/src/OutlookServices/Attachment.php b/src/OutlookServices/Attachment.php
index 1c6f0498..29b861b1 100644
--- a/src/OutlookServices/Attachment.php
+++ b/src/OutlookServices/Attachment.php
@@ -1,7 +1,7 @@
 <?php
 
 /**
- * Generated by phpSPO model generator 2020-05-26T22:07:25+00:00 
+ * Modified: 2020-05-26T22:07:25+00:00 
  */
 namespace Office365\OutlookServices;
 
diff --git a/src/OutlookServices/AttachmentItem.php b/src/OutlookServices/AttachmentItem.php
index 48c0488d..5e0fd359 100644
--- a/src/OutlookServices/AttachmentItem.php
+++ b/src/OutlookServices/AttachmentItem.php
@@ -1,7 +1,7 @@
 <?php
 
 /**
- * Generated by phpSPO model generator 2020-05-29T07:19:37+00:00 
+ * Modified: 2020-05-29T07:19:37+00:00 
  */
 namespace Office365\OutlookServices;
 
diff --git a/src/OutlookServices/Attendee.php b/src/OutlookServices/Attendee.php
index e50458a3..f931d948 100644
--- a/src/OutlookServices/Attendee.php
+++ b/src/OutlookServices/Attendee.php
@@ -1,7 +1,7 @@
 <?php
 
 /**
- * Generated by phpSPO model generator 2020-05-26T22:10:14+00:00 
+ * Modified: 2020-05-26T22:10:14+00:00 
  */
 namespace Office365\OutlookServices;
 
diff --git a/src/OutlookServices/AttendeeAvailability.php b/src/OutlookServices/AttendeeAvailability.php
index 388244da..b9134595 100644
--- a/src/OutlookServices/AttendeeAvailability.php
+++ b/src/OutlookServices/AttendeeAvailability.php
@@ -1,7 +1,7 @@
 <?php
 
 /**
- * Generated by phpSPO model generator 2020-05-26T22:10:14+00:00 
+ * Modified: 2020-05-26T22:10:14+00:00 
  */
 namespace Office365\OutlookServices;
 
diff --git a/src/OutlookServices/AttendeeBase.php b/src/OutlookServices/AttendeeBase.php
index 17d4d1f8..bd8fc98c 100644
--- a/src/OutlookServices/AttendeeBase.php
+++ b/src/OutlookServices/AttendeeBase.php
@@ -1,7 +1,7 @@
 <?php
 
 /**
- * Generated by phpSPO model generator 2020-05-26T22:07:25+00:00 
+ * Modified: 2020-05-26T22:07:25+00:00 
  */
 namespace Office365\OutlookServices;
 
diff --git a/src/OutlookServices/Calendar.php b/src/OutlookServices/Calendar.php
index 68af0d86..8f8a26e9 100644
--- a/src/OutlookServices/Calendar.php
+++ b/src/OutlookServices/Calendar.php
@@ -1,7 +1,7 @@
 <?php
 
 /**
- * Generated by phpSPO model generator 2020-05-29T07:19:37+00:00 
+ * Modified: 2020-05-29T07:19:37+00:00 
  */
 namespace Office365\OutlookServices;
 
diff --git a/src/OutlookServices/CalendarGroup.php b/src/OutlookServices/CalendarGroup.php
index 3d22e6a8..85e5393f 100644
--- a/src/OutlookServices/CalendarGroup.php
+++ b/src/OutlookServices/CalendarGroup.php
@@ -1,7 +1,7 @@
 <?php
 
 /**
- * Generated by phpSPO model generator 2020-05-24T22:03:02+00:00 
+ * Modified: 2020-05-24T22:03:02+00:00 
  */
 namespace Office365\OutlookServices;
 
diff --git a/src/OutlookServices/CalendarPermission.php b/src/OutlookServices/CalendarPermission.php
index ab63427b..8e46ef8a 100644
--- a/src/OutlookServices/CalendarPermission.php
+++ b/src/OutlookServices/CalendarPermission.php
@@ -1,7 +1,7 @@
 <?php
 
 /**
- * Generated by phpSPO model generator 2020-05-29T07:19:37+00:00 
+ * Modified: 2020-05-29T07:19:37+00:00 
  */
 namespace Office365\OutlookServices;
 
diff --git a/src/OutlookServices/CalendarSharingMessage.php b/src/OutlookServices/CalendarSharingMessage.php
index 9d77e275..9e7670f9 100644
--- a/src/OutlookServices/CalendarSharingMessage.php
+++ b/src/OutlookServices/CalendarSharingMessage.php
@@ -1,7 +1,7 @@
 <?php
 
 /**
- * Generated by phpSPO model generator 2020-05-29T07:19:37+00:00 
+ * Modified: 2020-05-29T07:19:37+00:00 
  */
 namespace Office365\OutlookServices;
 
diff --git a/src/OutlookServices/CalendarSharingMessageAction.php b/src/OutlookServices/CalendarSharingMessageAction.php
index 51bd53ec..100cc1ea 100644
--- a/src/OutlookServices/CalendarSharingMessageAction.php
+++ b/src/OutlookServices/CalendarSharingMessageAction.php
@@ -1,7 +1,7 @@
 <?php
 
 /**
- * Generated by phpSPO model generator 2020-05-29T07:19:37+00:00 
+ * Modified: 2020-05-29T07:19:37+00:00 
  */
 namespace Office365\OutlookServices;
 
diff --git a/src/OutlookServices/Contact.php b/src/OutlookServices/Contact.php
index e86208bb..20e59598 100644
--- a/src/OutlookServices/Contact.php
+++ b/src/OutlookServices/Contact.php
@@ -1,11 +1,10 @@
 <?php
 
 /**
- * Generated by phpSPO model generator 2020-05-25T05:58:15+00:00 
+ * Modified: 2020-05-25T05:58:15+00:00 
  */
 namespace Office365\OutlookServices;
 
-use Office365\Common\ProfilePhoto;
 use Office365\Entity;
 use Office365\Runtime\ClientValueCollection;
 use Office365\Runtime\ResourcePath;
@@ -70,13 +69,16 @@ public function getGivenName()
     {
         return $this->getProperty("GivenName");
     }
+
     /**
      * The contact's given name.
+     *
+     * @return self
      * @var string
      */
     public function setGivenName($value)
     {
-        $this->setProperty("GivenName", $value, true);
+        return $this->setProperty("GivenName", $value, true);
     }
     /**
      * The contact's initials.
@@ -86,13 +88,16 @@ public function getInitials()
     {
         return $this->getProperty("Initials");
     }
+
     /**
      * The contact's initials.
+     *
+     * @return self
      * @var string
      */
     public function setInitials($value)
     {
-        $this->setProperty("Initials", $value, true);
+        return $this->setProperty("Initials", $value, true);
     }
     /**
      * The contact's middle name.
@@ -102,13 +107,16 @@ public function getMiddleName()
     {
         return $this->getProperty("MiddleName");
     }
+
     /**
      * The contact's middle name.
+     *
+     * @return self
      * @var string
      */
     public function setMiddleName($value)
     {
-        $this->setProperty("MiddleName", $value, true);
+        return $this->setProperty("MiddleName", $value, true);
     }
     /**
      * The contact's nickname.
@@ -118,13 +126,16 @@ public function getNickName()
     {
         return $this->getProperty("NickName");
     }
+
     /**
      * The contact's nickname.
+     *
+     * @return self
      * @var string
      */
     public function setNickName($value)
     {
-        $this->setProperty("NickName", $value, true);
+        return $this->setProperty("NickName", $value, true);
     }
     /**
      * The contact's surname.
@@ -143,8 +154,7 @@ public function getSurname()
      */
     public function setSurname($value)
     {
-        $this->setProperty("Surname", $value, true);
-        return $this;
+        return $this->setProperty("Surname", $value, true);
     }
     /**
      * The contact's title.
@@ -154,13 +164,16 @@ public function getTitle()
     {
         return $this->getProperty("Title");
     }
+
     /**
      * The contact's title.
+     *
+     * @return self
      * @var string
      */
     public function setTitle($value)
     {
-        $this->setProperty("Title", $value, true);
+        return $this->setProperty("Title", $value, true);
     }
     /**
      * The phonetic Japanese given name (first name) of the contact.
@@ -200,9 +213,6 @@ public function setYomiSurname($value)
      */
     public function getYomiCompanyName()
     {
-        if (!$this->isPropertyAvailable("YomiCompanyName")) {
-            return null;
-        }
         return $this->getProperty("YomiCompanyName");
     }
     /**
@@ -219,9 +229,6 @@ public function setYomiCompanyName($value)
      */
     public function getGeneration()
     {
-        if (!$this->isPropertyAvailable("Generation")) {
-            return null;
-        }
         return $this->getProperty("Generation");
     }
     /**
@@ -238,9 +245,6 @@ public function setGeneration($value)
      */
     public function getImAddresses()
     {
-        if (!$this->isPropertyAvailable("ImAddresses")) {
-            return null;
-        }
         return $this->getProperty("ImAddresses");
     }
     /**
@@ -257,18 +261,18 @@ public function setImAddresses($value)
      */
     public function getJobTitle()
     {
-        if (!$this->isPropertyAvailable("JobTitle")) {
-            return null;
-        }
         return $this->getProperty("JobTitle");
     }
+
     /**
      * The contact’s job title.
+     *
+     * @return self
      * @var string
      */
     public function setJobTitle($value)
     {
-        $this->setProperty("JobTitle", $value, true);
+        return $this->setProperty("JobTitle", $value, true);
     }
     /**
      * The name of the contact's company.
@@ -276,18 +280,18 @@ public function setJobTitle($value)
      */
     public function getCompanyName()
     {
-        if (!$this->isPropertyAvailable("CompanyName")) {
-            return null;
-        }
         return $this->getProperty("CompanyName");
     }
+
     /**
      * The name of the contact's company.
+     *
+     * @return self
      * @var string
      */
     public function setCompanyName($value)
     {
-        $this->setProperty("CompanyName", $value, true);
+        return $this->setProperty("CompanyName", $value, true);
     }
     /**
      * The contact's department.
@@ -295,18 +299,18 @@ public function setCompanyName($value)
      */
     public function getDepartment()
     {
-        if (!$this->isPropertyAvailable("Department")) {
-            return null;
-        }
         return $this->getProperty("Department");
     }
+
     /**
      * The contact's department.
+     *
+     * @return self
      * @var string
      */
     public function setDepartment($value)
     {
-        $this->setProperty("Department", $value, true);
+        return $this->setProperty("Department", $value, true);
     }
     /**
      * The location of the contact's office.
@@ -314,9 +318,6 @@ public function setDepartment($value)
      */
     public function getOfficeLocation()
     {
-        if (!$this->isPropertyAvailable("OfficeLocation")) {
-            return null;
-        }
         return $this->getProperty("OfficeLocation");
     }
     /**
@@ -333,18 +334,18 @@ public function setOfficeLocation($value)
      */
     public function getProfession()
     {
-        if (!$this->isPropertyAvailable("Profession")) {
-            return null;
-        }
         return $this->getProperty("Profession");
     }
+
     /**
      * The contact's profession.
+     *
+     * @return self
      * @var string
      */
     public function setProfession($value)
     {
-        $this->setProperty("Profession", $value, true);
+        return $this->setProperty("Profession", $value, true);
     }
     /**
      * The business home page of the contact.
@@ -352,9 +353,6 @@ public function setProfession($value)
      */
     public function getBusinessHomePage()
     {
-        if (!$this->isPropertyAvailable("BusinessHomePage")) {
-            return null;
-        }
         return $this->getProperty("BusinessHomePage");
     }
     /**
@@ -371,9 +369,6 @@ public function setBusinessHomePage($value)
      */
     public function getAssistantName()
     {
-        if (!$this->isPropertyAvailable("AssistantName")) {
-            return null;
-        }
         return $this->getProperty("AssistantName");
     }
     /**
@@ -390,18 +385,18 @@ public function setAssistantName($value)
      */
     public function getManager()
     {
-        if (!$this->isPropertyAvailable("Manager")) {
-            return null;
-        }
         return $this->getProperty("Manager");
     }
+
     /**
      * The name of the contact's manager.
+     *
+     * @return self
      * @var string
      */
     public function setManager($value)
     {
-        $this->setProperty("Manager", $value, true);
+        return $this->setProperty("Manager", $value, true);
     }
     /**
      * The contact's home phone numbers.
@@ -409,9 +404,6 @@ public function setManager($value)
      */
     public function getHomePhones()
     {
-        if (!$this->isPropertyAvailable("HomePhones")) {
-            return null;
-        }
         return $this->getProperty("HomePhones");
     }
     /**
@@ -428,18 +420,18 @@ public function setHomePhones($value)
      */
     public function getMobilePhone()
     {
-        if (!$this->isPropertyAvailable("MobilePhone")) {
-            return null;
-        }
         return $this->getProperty("MobilePhone");
     }
+
     /**
      * The contact's mobile phone number.
+     *
+     * @return self
      * @var string
      */
     public function setMobilePhone($value)
     {
-        $this->setProperty("MobilePhone", $value, true);
+        return $this->setProperty("MobilePhone", $value, true);
     }
     /**
      * The contact's business phone numbers.
@@ -449,13 +441,16 @@ public function getBusinessPhones()
     {
         return $this->getProperty("BusinessPhones");
     }
+
     /**
      * The contact's business phone numbers.
+     *
+     * @return self
      * @var array
      */
     public function setBusinessPhones($value)
     {
-        $this->setProperty("BusinessPhones", $value, true);
+        return $this->setProperty("BusinessPhones", $value, true);
     }
     /**
      * The name of the contact's spouse/partner.
@@ -463,18 +458,18 @@ public function setBusinessPhones($value)
      */
     public function getSpouseName()
     {
-        if (!$this->isPropertyAvailable("SpouseName")) {
-            return null;
-        }
         return $this->getProperty("SpouseName");
     }
+
     /**
      * The name of the contact's spouse/partner.
+     *
+     * @return self
      * @var string
      */
     public function setSpouseName($value)
     {
-        $this->setProperty("SpouseName", $value, true);
+        return $this->setProperty("SpouseName", $value, true);
     }
     /**
      * The user's notes about the contact.
@@ -482,18 +477,18 @@ public function setSpouseName($value)
      */
     public function getPersonalNotes()
     {
-        if (!$this->isPropertyAvailable("PersonalNotes")) {
-            return null;
-        }
         return $this->getProperty("PersonalNotes");
     }
+
     /**
      * The user's notes about the contact.
+     *
+     * @return self
      * @var string
      */
     public function setPersonalNotes($value)
     {
-        $this->setProperty("PersonalNotes", $value, true);
+        return $this->setProperty("PersonalNotes", $value, true);
     }
     /**
      * The names of the contact's children.
@@ -501,9 +496,6 @@ public function setPersonalNotes($value)
      */
     public function getChildren()
     {
-        if (!$this->isPropertyAvailable("Children")) {
-            return null;
-        }
         return $this->getProperty("Children");
     }
     /**
@@ -520,10 +512,8 @@ public function setChildren($value)
      */
     public function getPhoto()
     {
-        if (!$this->isPropertyAvailable("Photo")) {
-            $this->setProperty("Photo", new ProfilePhoto($this->getContext(), new ResourcePath("Photo", $this->getResourcePath())));
-        }
-        return $this->getProperty("Photo");
+        return $this->getProperty("Photo",
+            new ProfilePhoto($this->getContext(), new ResourcePath("Photo", $this->getResourcePath())));
     }
     /**
      * The contact's home address.
@@ -531,10 +521,7 @@ public function getPhoto()
      */
     public function getHomeAddress()
     {
-        if (!$this->isPropertyAvailable("HomeAddress")) {
-            return null;
-        }
-        return $this->getProperty("HomeAddress");
+        return $this->getProperty("HomeAddress", new PhysicalAddress());
     }
     /**
      * The contact's home address.
@@ -550,10 +537,7 @@ public function setHomeAddress($value)
      */
     public function getBusinessAddress()
     {
-        if (!$this->isPropertyAvailable("BusinessAddress")) {
-            return null;
-        }
-        return $this->getProperty("BusinessAddress");
+        return $this->getProperty("BusinessAddress", new PhysicalAddress());
     }
     /**
      * The contact's business address.
diff --git a/src/OutlookServices/ContactFolder.php b/src/OutlookServices/ContactFolder.php
index 12836a8f..6cd33c7d 100644
--- a/src/OutlookServices/ContactFolder.php
+++ b/src/OutlookServices/ContactFolder.php
@@ -1,7 +1,7 @@
 <?php
 
 /**
- * Generated by phpSPO model generator 2020-05-24T22:08:35+00:00 
+ * Modified: 2020-05-24T22:08:35+00:00 
  */
 namespace Office365\OutlookServices;
 
diff --git a/src/OutlookServices/Contract.php b/src/OutlookServices/Contract.php
index 028ead6a..569e5718 100644
--- a/src/OutlookServices/Contract.php
+++ b/src/OutlookServices/Contract.php
@@ -1,7 +1,7 @@
 <?php
 
 /**
- * Generated by phpSPO model generator 2020-05-24T22:10:26+00:00 
+ * Modified: 2020-05-24T22:10:26+00:00 
  */
 namespace Office365\OutlookServices;
 
diff --git a/src/Common/CustomTimeZone.php b/src/OutlookServices/CustomTimeZone.php
similarity index 61%
rename from src/Common/CustomTimeZone.php
rename to src/OutlookServices/CustomTimeZone.php
index 8f0ffbfa..2cb6629a 100644
--- a/src/Common/CustomTimeZone.php
+++ b/src/OutlookServices/CustomTimeZone.php
@@ -3,10 +3,12 @@
 /**
  * Modified: 2020-05-26T22:10:14+00:00
  */
-namespace Office365\Common;
+namespace Office365\OutlookServices;
 
-use Office365\Runtime\ClientValue;
-class CustomTimeZone extends ClientValue
+use Office365\Common\DaylightTimeZoneOffset;
+use Office365\Common\StandardTimeZoneOffset;
+
+class CustomTimeZone extends TimeZoneBase
 {
     /**
      * @var integer
diff --git a/src/OutlookServices/EmailAddress.php b/src/OutlookServices/EmailAddress.php
index 489c6579..987264b9 100644
--- a/src/OutlookServices/EmailAddress.php
+++ b/src/OutlookServices/EmailAddress.php
@@ -1,7 +1,7 @@
 <?php
 
 /**
- * Generated by phpSPO model generator 2020-05-24T21:52:14+00:00 
+ * Modified: 2020-05-24T21:52:14+00:00 
  */
 namespace Office365\OutlookServices;
 
diff --git a/src/OutlookServices/EventMessage.php b/src/OutlookServices/EventMessage.php
index 42ce5c6b..f7e5b9db 100644
--- a/src/OutlookServices/EventMessage.php
+++ b/src/OutlookServices/EventMessage.php
@@ -1,7 +1,7 @@
 <?php
 
 /**
- * Generated by phpSPO model generator 2020-05-29T07:19:37+00:00 
+ * Modified: 2020-05-29T07:19:37+00:00 
  */
 namespace Office365\OutlookServices;
 
diff --git a/src/OutlookServices/EventMessageRequest.php b/src/OutlookServices/EventMessageRequest.php
index 4cde8f98..5a512aaf 100644
--- a/src/OutlookServices/EventMessageRequest.php
+++ b/src/OutlookServices/EventMessageRequest.php
@@ -1,7 +1,7 @@
 <?php
 
 /**
- * Generated by phpSPO model generator 2020-05-29T07:19:37+00:00 
+ * Modified: 2020-05-29T07:19:37+00:00 
  */
 namespace Office365\OutlookServices;
 
diff --git a/src/OutlookServices/EventMessageResponse.php b/src/OutlookServices/EventMessageResponse.php
index cbb044fa..5d719bb1 100644
--- a/src/OutlookServices/EventMessageResponse.php
+++ b/src/OutlookServices/EventMessageResponse.php
@@ -1,7 +1,7 @@
 <?php
 
 /**
- * Generated by phpSPO model generator 2020-05-29T07:19:37+00:00 
+ * Modified: 2020-05-29T07:19:37+00:00 
  */
 namespace Office365\OutlookServices;
 
diff --git a/src/OutlookServices/FileAttachment.php b/src/OutlookServices/FileAttachment.php
index 8277f3af..57527c29 100644
--- a/src/OutlookServices/FileAttachment.php
+++ b/src/OutlookServices/FileAttachment.php
@@ -1,7 +1,7 @@
 <?php
 
 /**
- * Generated by phpSPO model generator 2020-05-26T22:07:25+00:00 
+ * Modified: 2020-05-26T22:07:25+00:00 
  */
 namespace Office365\OutlookServices;
 
@@ -16,9 +16,6 @@ class FileAttachment extends Attachment
      */
     public function getContentId()
     {
-        if (!$this->isPropertyAvailable("ContentId")) {
-            return null;
-        }
         return $this->getProperty("ContentId");
     }
     /**
@@ -35,9 +32,6 @@ public function setContentId($value)
      */
     public function getContentLocation()
     {
-        if (!$this->isPropertyAvailable("ContentLocation")) {
-            return null;
-        }
         return $this->getProperty("ContentLocation");
     }
     /**
@@ -54,17 +48,17 @@ public function setContentLocation($value)
      */
     public function getContentBytes()
     {
-        if (!$this->isPropertyAvailable("ContentBytes")) {
-            return null;
-        }
         return $this->getProperty("ContentBytes");
     }
+
     /**
      * The base64-encoded contents of the file.
+     *
+     * @return self
      * @var string
      */
     public function setContentBytes($value)
     {
-        $this->setProperty("ContentBytes", $value, true);
+        return $this->setProperty("ContentBytes", $value, true);
     }
 }
\ No newline at end of file
diff --git a/src/OutlookServices/ItemAttachment.php b/src/OutlookServices/ItemAttachment.php
index b8259846..6e0efba0 100644
--- a/src/OutlookServices/ItemAttachment.php
+++ b/src/OutlookServices/ItemAttachment.php
@@ -1,7 +1,7 @@
 <?php
 
 /**
- * Generated by phpSPO model generator 2020-05-26T22:07:25+00:00 
+ * Modified: 2020-05-26T22:07:25+00:00 
  */
 namespace Office365\OutlookServices;
 
diff --git a/src/OutlookServices/ItemBody.php b/src/OutlookServices/ItemBody.php
index faeea2fa..5004ef5f 100644
--- a/src/OutlookServices/ItemBody.php
+++ b/src/OutlookServices/ItemBody.php
@@ -1,7 +1,7 @@
 <?php
 
 /**
- * Generated by phpSPO model generator 2020-05-26T22:07:25+00:00 
+ * Modified: 2020-05-26T22:07:25+00:00 
  */
 namespace Office365\OutlookServices;
 
diff --git a/src/Common/LocationConstraint.php b/src/OutlookServices/LocationConstraint.php
similarity index 87%
rename from src/Common/LocationConstraint.php
rename to src/OutlookServices/LocationConstraint.php
index 0bcf9186..5ccb1d76 100644
--- a/src/Common/LocationConstraint.php
+++ b/src/OutlookServices/LocationConstraint.php
@@ -3,7 +3,7 @@
 /**
  * Modified: 2020-05-26T22:07:25+00:00
  */
-namespace Office365\Common;
+namespace Office365\OutlookServices;
 
 use Office365\Runtime\ClientValue;
 class LocationConstraint extends ClientValue
diff --git a/src/Common/LocationConstraintItem.php b/src/OutlookServices/LocationConstraintItem.php
similarity index 84%
rename from src/Common/LocationConstraintItem.php
rename to src/OutlookServices/LocationConstraintItem.php
index ee09f559..39844fec 100644
--- a/src/Common/LocationConstraintItem.php
+++ b/src/OutlookServices/LocationConstraintItem.php
@@ -3,7 +3,7 @@
 /**
  * Modified: 2020-05-26T22:07:25+00:00
  */
-namespace Office365\Common;
+namespace Office365\OutlookServices;
 
 use Office365\Runtime\ClientValue;
 class LocationConstraintItem extends ClientValue
diff --git a/src/OutlookServices/MailFolder.php b/src/OutlookServices/MailFolder.php
index ec175b25..e6703228 100644
--- a/src/OutlookServices/MailFolder.php
+++ b/src/OutlookServices/MailFolder.php
@@ -1,7 +1,7 @@
 <?php
 
 /**
- * Generated by phpSPO model generator 2020-05-24T22:03:02+00:00 
+ * Modified: 2020-05-24T22:03:02+00:00 
  */
 namespace Office365\OutlookServices;
 
diff --git a/src/OutlookServices/MailSearchFolder.php b/src/OutlookServices/MailSearchFolder.php
index 1525d3f4..1089e9e5 100644
--- a/src/OutlookServices/MailSearchFolder.php
+++ b/src/OutlookServices/MailSearchFolder.php
@@ -1,7 +1,7 @@
 <?php
 
 /**
- * Generated by phpSPO model generator 2020-05-26T22:07:25+00:00 
+ * Modified: 2020-05-26T22:07:25+00:00 
  */
 namespace Office365\OutlookServices;
 
diff --git a/src/OutlookServices/MailboxSettings.php b/src/OutlookServices/MailboxSettings.php
index d0ad559f..2e5fcc57 100644
--- a/src/OutlookServices/MailboxSettings.php
+++ b/src/OutlookServices/MailboxSettings.php
@@ -1,13 +1,12 @@
 <?php
 
 /**
- * Generated by phpSPO model generator 2020-05-24T22:06:36+00:00 
+ * Modified: 2020-05-24T22:06:36+00:00 
  */
 namespace Office365\OutlookServices;
 
 use Office365\Common\AutomaticRepliesSetting;
 use Office365\Common\LocaleInfo;
-use Office365\Common\WorkingHours;
 use Office365\Runtime\ClientValue;
 /**
  *  "Settings for the primary mailbox of the signed-in user."
diff --git a/src/OutlookServices/Message.php b/src/OutlookServices/Message.php
index 57e76e57..1a60e491 100644
--- a/src/OutlookServices/Message.php
+++ b/src/OutlookServices/Message.php
@@ -1,7 +1,7 @@
 <?php
 
 /**
- * Generated by phpSPO model generator 2020-05-26T22:10:14+00:00 
+ * Modified: 2020-05-26T22:10:14+00:00 
  */
 namespace Office365\OutlookServices;
 
diff --git a/src/OutlookServices/MessageRule.php b/src/OutlookServices/MessageRule.php
index 2f8280ec..10ff8ada 100644
--- a/src/OutlookServices/MessageRule.php
+++ b/src/OutlookServices/MessageRule.php
@@ -1,7 +1,7 @@
 <?php
 
 /**
- * Generated by phpSPO model generator 2020-05-26T22:10:14+00:00 
+ * Modified: 2020-05-26T22:10:14+00:00 
  */
 namespace Office365\OutlookServices;
 
diff --git a/src/OutlookServices/MessageRuleActions.php b/src/OutlookServices/MessageRuleActions.php
index 415e67e6..5f28fd2a 100644
--- a/src/OutlookServices/MessageRuleActions.php
+++ b/src/OutlookServices/MessageRuleActions.php
@@ -1,7 +1,7 @@
 <?php
 
 /**
- * Generated by phpSPO model generator 2020-05-26T22:07:25+00:00 
+ * Modified: 2020-05-26T22:07:25+00:00 
  */
 namespace Office365\OutlookServices;
 
diff --git a/src/OutlookServices/MessageRulePredicates.php b/src/OutlookServices/MessageRulePredicates.php
index 2b2835c3..f1fba2dd 100644
--- a/src/OutlookServices/MessageRulePredicates.php
+++ b/src/OutlookServices/MessageRulePredicates.php
@@ -1,7 +1,7 @@
 <?php
 
 /**
- * Generated by phpSPO model generator 2020-05-26T22:10:14+00:00 
+ * Modified: 2020-05-26T22:10:14+00:00 
  */
 namespace Office365\OutlookServices;
 
diff --git a/src/OutlookServices/OpenShift.php b/src/OutlookServices/OpenShift.php
index 43d6f11f..c637cd06 100644
--- a/src/OutlookServices/OpenShift.php
+++ b/src/OutlookServices/OpenShift.php
@@ -1,7 +1,7 @@
 <?php
 
 /**
- * Generated by phpSPO model generator 2020-05-29T07:19:37+00:00 
+ * Modified: 2020-05-29T07:19:37+00:00 
  */
 namespace Office365\OutlookServices;
 
diff --git a/src/OutlookServices/OpenShiftChangeRequest.php b/src/OutlookServices/OpenShiftChangeRequest.php
index 60e90ff0..aebccce2 100644
--- a/src/OutlookServices/OpenShiftChangeRequest.php
+++ b/src/OutlookServices/OpenShiftChangeRequest.php
@@ -1,7 +1,7 @@
 <?php
 
 /**
- * Generated by phpSPO model generator 2020-05-29T07:19:37+00:00 
+ * Modified: 2020-05-29T07:19:37+00:00 
  */
 namespace Office365\OutlookServices;
 
diff --git a/src/OutlookServices/OpenShiftItem.php b/src/OutlookServices/OpenShiftItem.php
index e48e2c8f..30578e78 100644
--- a/src/OutlookServices/OpenShiftItem.php
+++ b/src/OutlookServices/OpenShiftItem.php
@@ -1,7 +1,7 @@
 <?php
 
 /**
- * Generated by phpSPO model generator 2020-05-29T07:19:37+00:00 
+ * Modified: 2020-05-29T07:19:37+00:00 
  */
 namespace Office365\OutlookServices;
 
diff --git a/src/OutlookServices/OutlookCategory.php b/src/OutlookServices/OutlookCategory.php
index af5df925..fcce4fd1 100644
--- a/src/OutlookServices/OutlookCategory.php
+++ b/src/OutlookServices/OutlookCategory.php
@@ -1,7 +1,7 @@
 <?php
 
 /**
- * Generated by phpSPO model generator 2020-05-26T22:07:25+00:00 
+ * Modified: 2020-05-26T22:07:25+00:00 
  */
 namespace Office365\OutlookServices;
 
diff --git a/src/OutlookServices/OutlookItem.php b/src/OutlookServices/OutlookItem.php
index 43fce4cf..3746154d 100644
--- a/src/OutlookServices/OutlookItem.php
+++ b/src/OutlookServices/OutlookItem.php
@@ -1,7 +1,7 @@
 <?php
 
 /**
- * Generated by phpSPO model generator 2020-05-24T22:03:02+00:00 
+ * Modified: 2020-05-24T22:03:02+00:00 
  */
 namespace Office365\OutlookServices;
 
diff --git a/src/OutlookServices/OutlookUser.php b/src/OutlookServices/OutlookUser.php
index aef6fc0f..3a04a75e 100644
--- a/src/OutlookServices/OutlookUser.php
+++ b/src/OutlookServices/OutlookUser.php
@@ -1,7 +1,7 @@
 <?php
 
 /**
- * Generated by phpSPO model generator 2020-05-24T22:03:02+00:00 
+ * Modified: 2020-05-24T22:03:02+00:00 
  */
 namespace Office365\OutlookServices;
 
diff --git a/src/OutlookServices/Post.php b/src/OutlookServices/Post.php
index 6223a1f4..92270855 100644
--- a/src/OutlookServices/Post.php
+++ b/src/OutlookServices/Post.php
@@ -1,7 +1,7 @@
 <?php
 
 /**
- * Generated by phpSPO model generator 2020-05-26T22:10:14+00:00 
+ * Modified: 2020-05-26T22:10:14+00:00 
  */
 namespace Office365\OutlookServices;
 
diff --git a/src/OutlookServices/Recipient.php b/src/OutlookServices/Recipient.php
index ac751ae0..2e93eb4f 100644
--- a/src/OutlookServices/Recipient.php
+++ b/src/OutlookServices/Recipient.php
@@ -1,7 +1,7 @@
 <?php
 
 /**
- * Generated by phpSPO model generator 2020-05-24T21:58:36+00:00 
+ * Modified: 2020-05-24T21:58:36+00:00 
  */
 namespace Office365\OutlookServices;
 
diff --git a/src/OutlookServices/ReferenceAttachment.php b/src/OutlookServices/ReferenceAttachment.php
index 882f71ad..75253484 100644
--- a/src/OutlookServices/ReferenceAttachment.php
+++ b/src/OutlookServices/ReferenceAttachment.php
@@ -1,7 +1,7 @@
 <?php
 
 /**
- * Generated by phpSPO model generator 2020-05-26T22:07:25+00:00 
+ * Modified: 2020-05-26T22:07:25+00:00 
  */
 namespace Office365\OutlookServices;
 
diff --git a/src/OutlookServices/ResponseStatus.php b/src/OutlookServices/ResponseStatus.php
index 0884d402..5d261d4d 100644
--- a/src/OutlookServices/ResponseStatus.php
+++ b/src/OutlookServices/ResponseStatus.php
@@ -1,7 +1,7 @@
 <?php
 
 /**
- * Generated by phpSPO model generator 2020-05-26T22:07:25+00:00 
+ * Modified: 2020-05-26T22:07:25+00:00 
  */
 namespace Office365\OutlookServices;
 
diff --git a/src/Common/TimeConstraint.php b/src/OutlookServices/TimeConstraint.php
similarity index 78%
rename from src/Common/TimeConstraint.php
rename to src/OutlookServices/TimeConstraint.php
index ade7461a..60000917 100644
--- a/src/Common/TimeConstraint.php
+++ b/src/OutlookServices/TimeConstraint.php
@@ -3,7 +3,7 @@
 /**
  * Modified: 2020-05-26T22:07:25+00:00 
  */
-namespace Office365\Common;
+namespace Office365\OutlookServices;
 
 use Office365\Runtime\ClientValue;
 class TimeConstraint extends ClientValue
diff --git a/src/Common/TimeRange.php b/src/OutlookServices/TimeRange.php
similarity index 77%
rename from src/Common/TimeRange.php
rename to src/OutlookServices/TimeRange.php
index 885da135..5add4952 100644
--- a/src/Common/TimeRange.php
+++ b/src/OutlookServices/TimeRange.php
@@ -3,7 +3,7 @@
 /**
  * Modified: 2020-05-29T07:19:37+00:00
  */
-namespace Office365\Common;
+namespace Office365\OutlookServices;
 
 use Office365\Runtime\ClientValue;
 class TimeRange extends ClientValue
diff --git a/src/Common/TimeSlot.php b/src/OutlookServices/TimeSlot.php
similarity index 76%
rename from src/Common/TimeSlot.php
rename to src/OutlookServices/TimeSlot.php
index e17c66a7..8c05c441 100644
--- a/src/Common/TimeSlot.php
+++ b/src/OutlookServices/TimeSlot.php
@@ -3,8 +3,9 @@
 /**
  * Modified: 2020-05-26T22:07:25+00:00
  */
-namespace Office365\Common;
+namespace Office365\OutlookServices;
 
+use Office365\Common\DateTimeTimeZone;
 use Office365\Runtime\ClientValue;
 class TimeSlot extends ClientValue
 {
diff --git a/src/Common/TimeZoneBase.php b/src/OutlookServices/TimeZoneBase.php
similarity index 83%
rename from src/Common/TimeZoneBase.php
rename to src/OutlookServices/TimeZoneBase.php
index b0e10d98..f719ef5c 100644
--- a/src/Common/TimeZoneBase.php
+++ b/src/OutlookServices/TimeZoneBase.php
@@ -3,7 +3,7 @@
 /**
  * Modified: 2020-05-24T22:03:02+00:00
  */
-namespace Office365\Common;
+namespace Office365\OutlookServices;
 
 use Office365\Runtime\ClientValue;
 class TimeZoneBase extends ClientValue
diff --git a/src/Common/TimeZoneInformation.php b/src/OutlookServices/TimeZoneInformation.php
similarity index 87%
rename from src/Common/TimeZoneInformation.php
rename to src/OutlookServices/TimeZoneInformation.php
index 0f6bdbc8..971d987e 100644
--- a/src/Common/TimeZoneInformation.php
+++ b/src/OutlookServices/TimeZoneInformation.php
@@ -3,7 +3,7 @@
 /**
  * Modified: 2020-05-26T22:07:25+00:00
  */
-namespace Office365\Common;
+namespace Office365\OutlookServices;
 
 use Office365\Runtime\ClientValue;
 class TimeZoneInformation extends ClientValue
diff --git a/src/Common/WorkingHours.php b/src/OutlookServices/WorkingHours.php
similarity index 84%
rename from src/Common/WorkingHours.php
rename to src/OutlookServices/WorkingHours.php
index 0232d613..65230ccb 100644
--- a/src/Common/WorkingHours.php
+++ b/src/OutlookServices/WorkingHours.php
@@ -3,7 +3,7 @@
 /**
  * Modified: 2020-05-24T22:06:36+00:00 
  */
-namespace Office365\Common;
+namespace Office365\OutlookServices;
 
 use Office365\Runtime\ClientValue;
 class WorkingHours extends ClientValue
diff --git a/src/Runtime/ClientObject.php b/src/Runtime/ClientObject.php
index b9b780fa..b43b5f64 100644
--- a/src/Runtime/ClientObject.php
+++ b/src/Runtime/ClientObject.php
@@ -90,6 +90,7 @@ public function buildRequest(){
 
 
     /**
+     * Submit a client request
      * @return self
      */
     public function executeQuery(){
@@ -97,6 +98,18 @@ public function executeQuery(){
         return $this;
     }
 
+    /**
+     * Submit a query along with handling transient failures
+     * @param int $retryCount
+     * @param int $delaySecs
+     * @return self
+     * @throws \Exception
+     */
+    public function executeQueryRetry($retryCount=3,$delaySecs=10){
+        $this->getContext()->executeQueryRetry($retryCount,$delaySecs);
+        return $this;
+    }
+
     /**
      * @return ODataQueryOptions
      */
diff --git a/src/Runtime/ClientRequest.php b/src/Runtime/ClientRequest.php
index 6d5d0125..97a10731 100644
--- a/src/Runtime/ClientRequest.php
+++ b/src/Runtime/ClientRequest.php
@@ -90,10 +90,14 @@ public function getCurrentQuery(){
     /**
      * Add query into request queue
      * @param ClientAction $query
+     * @param bool $toBegin
      */
-    public function addQuery(ClientAction $query)
+    public function addQuery(ClientAction $query,$toBegin=false)
     {
-        $this->queries[] = $query;
+        if($toBegin)
+            array_unshift($this->queries , $query);
+        else
+            $this->queries[] = $query;
         $this->currentQuery = $query;
     }
 
diff --git a/src/Runtime/ClientRuntimeContext.php b/src/Runtime/ClientRuntimeContext.php
index 0aca1fad..c62a3c73 100644
--- a/src/Runtime/ClientRuntimeContext.php
+++ b/src/Runtime/ClientRuntimeContext.php
@@ -5,6 +5,7 @@
 use Exception;
 use Office365\Runtime\Actions\ClientAction;
 use Office365\Runtime\Actions\ReadEntityQuery;
+use Office365\Runtime\Http\RequestException;
 use Office365\Runtime\Http\Response;
 use Office365\Runtime\Http\RequestOptions;
 
@@ -77,15 +78,15 @@ public function addQueryAndResultObject(ClientAction $query, $resultObject)
 
     /**
      * @param ClientAction $query
+     * @param bool $toBegin
      */
-    public function addQuery(ClientAction $query)
+    public function addQuery(ClientAction $query,$toBegin=false)
     {
-        $this->getPendingRequest()->addQuery($query);
+        $this->getPendingRequest()->addQuery($query,$toBegin);
     }
 
     /**
      * Submit a client request
-     *
      */
     public function executeQuery()
     {
@@ -94,6 +95,33 @@ public function executeQuery()
         }
     }
 
+
+    /**
+     * Submit a query along with handling transient failures
+     * @param int $retryCount
+     * @param int $delaySecs
+     * @throws Exception
+     */
+    public function executeQueryRetry($retryCount,$delaySecs)
+    {
+        $currentRetry = 0;
+        for(;;){
+            try{
+                $this->executeQuery();
+                break;
+            }
+            catch(Exception $ex) {
+                $this->addQuery($this->getPendingRequest()->getCurrentQuery(),true);
+                $currentRetry++;
+                if ($currentRetry > $retryCount || !($ex instanceof RequestException))
+                {
+                    throw $ex;
+                }
+                sleep($delaySecs);
+            }
+        }
+    }
+
     /**
      * @param RequestOptions $options
      * @return Response
diff --git a/src/SharePoint/Field.php b/src/SharePoint/Field.php
index 29e0306e..ac52e6d6 100644
--- a/src/SharePoint/Field.php
+++ b/src/SharePoint/Field.php
@@ -61,9 +61,6 @@ public function setAutoIndexed($value)
      */
     public function getCanBeDeleted()
     {
-        if (!$this->isPropertyAvailable("CanBeDeleted")) {
-            return null;
-        }
         return $this->getProperty("CanBeDeleted");
     }
     /**
@@ -83,9 +80,6 @@ public function setCanBeDeleted($value)
      */
     public function getClientSideComponentId()
     {
-        if (!$this->isPropertyAvailable("ClientSideComponentId")) {
-            return null;
-        }
         return $this->getProperty("ClientSideComponentId");
     }
     /**
@@ -292,9 +286,6 @@ public function setEnforceUniqueValues($value)
      */
     public function getEntityPropertyName()
     {
-        if (!$this->isPropertyAvailable("EntityPropertyName")) {
-            return null;
-        }
         return $this->getProperty("EntityPropertyName");
     }
     /**
@@ -668,9 +659,6 @@ public function setScope($value)
      */
     public function getSealed()
     {
-        if (!$this->isPropertyAvailable("Sealed")) {
-            return null;
-        }
         return $this->getProperty("Sealed");
     }
     /**
@@ -690,9 +678,6 @@ public function setSealed($value)
      */
     public function getShowInFiltersPane()
     {
-        if (!$this->isPropertyAvailable("ShowInFiltersPane")) {
-            return null;
-        }
         return $this->getProperty("ShowInFiltersPane");
     }
     /**
@@ -712,9 +697,6 @@ public function setShowInFiltersPane($value)
      */
     public function getSortable()
     {
-        if (!$this->isPropertyAvailable("Sortable")) {
-            return null;
-        }
         return $this->getProperty("Sortable");
     }
     /**
@@ -737,9 +719,6 @@ public function setSortable($value)
      */
     public function getStaticName()
     {
-        if (!$this->isPropertyAvailable("StaticName")) {
-            return null;
-        }
         return $this->getProperty("StaticName");
     }
     /**
@@ -762,9 +741,6 @@ public function setStaticName($value)
      */
     public function getTitle()
     {
-        if (!$this->isPropertyAvailable("Title")) {
-            return null;
-        }
         return $this->getProperty("Title");
     }
     /**
@@ -811,9 +787,6 @@ public function setFieldTypeKind($value)
      */
     public function getTypeAsString()
     {
-        if (!$this->isPropertyAvailable("TypeAsString")) {
-            return null;
-        }
         return $this->getProperty("TypeAsString");
     }
     /**
@@ -836,9 +809,6 @@ public function setTypeAsString($value)
      */
     public function getTypeDisplayName()
     {
-        if (!$this->isPropertyAvailable("TypeDisplayName")) {
-            return null;
-        }
         return $this->getProperty("TypeDisplayName");
     }
     /**
@@ -883,9 +853,6 @@ public function setTypeShortDescription($value)
      */
     public function getValidationFormula()
     {
-        if (!$this->isPropertyAvailable("ValidationFormula")) {
-            return null;
-        }
         return $this->getProperty("ValidationFormula");
     }
     /**
diff --git a/src/SharePoint/File.php b/src/SharePoint/File.php
index e89eb3d4..48d42ffa 100644
--- a/src/SharePoint/File.php
+++ b/src/SharePoint/File.php
@@ -174,6 +174,7 @@ public function moveTo($newUrl, $flags)
     {
         $qry = new InvokePostMethodQuery($this, "moveto", array("newurl" => rawurlencode($newUrl), "flags" => $flags));
         $this->getContext()->addQuery($qry);
+        return $this;
     }
     /**
      * Moves the file to the Recycle Bin and returns the identifier of the new Recycle Bin item.
@@ -182,6 +183,7 @@ public function recycle()
     {
         $qry = new InvokePostMethodQuery($this, "recycle");
         $this->getContext()->addQuery($qry);
+        return $this;
     }
     /**
      * Opens the file
@@ -664,9 +666,6 @@ public function setPageRenderType($value)
      */
     public function getServerRelativeUrl()
     {
-        if (!$this->isPropertyAvailable("ServerRelativeUrl")) {
-            return null;
-        }
         return $this->getProperty("ServerRelativeUrl");
     }
     /**
diff --git a/src/SharePoint/UI/ApplicationPages/PickerEntityInformation.php b/src/SharePoint/UI/ApplicationPages/PickerEntityInformation.php
index 871a0c78..9fe98738 100644
--- a/src/SharePoint/UI/ApplicationPages/PickerEntityInformation.php
+++ b/src/SharePoint/UI/ApplicationPages/PickerEntityInformation.php
@@ -15,26 +15,23 @@ class PickerEntityInformation extends BaseEntity
      */
     public function getEntity()
     {
-        if (!$this->isPropertyAvailable("Entity")) {
-            return null;
-        }
-        return $this->getProperty("Entity");
+        return $this->getProperty("Entity", new PickerEntityInformationRequest());
     }
+
     /**
+     *
+     * @return self
      * @var PickerEntityInformationRequest
      */
     public function setEntity($value)
     {
-        $this->setProperty("Entity", $value, true);
+        return $this->setProperty("Entity", $value, true);
     }
     /**
      * @return integer
      */
     public function getTotalMemberCount()
     {
-        if (!$this->isPropertyAvailable("TotalMemberCount")) {
-            return null;
-        }
         return $this->getProperty("TotalMemberCount");
     }
     /**
diff --git a/src/SharePoint/Utilities/Utility.php b/src/SharePoint/Utilities/Utility.php
index 5d310f5b..7f8cd57e 100644
--- a/src/SharePoint/Utilities/Utility.php
+++ b/src/SharePoint/Utilities/Utility.php
@@ -48,9 +48,7 @@ public static function createNewDiscussionReply(ListItem $discussionItem,$subjec
         $ctx = $discussionItem->getContext();
         $list = $discussionItem->getParentList();
 
-        $contentTypes = $list->getContentTypes();
-        $ctx->load($contentTypes);
-        $ctx->executeQuery();
+        $contentTypes = $list->getContentTypes()->get()->executeQuery();
         $result = $contentTypes->findItems(
             function (ContentType $item){
               return  $item->getProperty("Name") === "Message";
@@ -64,8 +62,7 @@ function (ContentType $item){
             "FileSystemObjectType" => 0,
             "ContentTypeId" => $result[0]->getProperty("Id")
         );
-        $messageItem = $list->addItem($messagePayload);
-        $ctx->executeQuery();
+        $messageItem = $list->addItem($messagePayload)->executeQuery();
         //move message into discussion folder
         $ctx->load($discussionItem,array("FileRef"));
         $ctx->load($messageItem,array("FileRef","FileDirRef"));
diff --git a/src/Teams/UnmuteParticipantOperation.php b/src/Teams/UnmuteParticipantOperation.php
new file mode 100644
index 00000000..41daad2f
--- /dev/null
+++ b/src/Teams/UnmuteParticipantOperation.php
@@ -0,0 +1,13 @@
+<?php
+
+/**
+ * Modified: 2020-05-26T22:10:14+00:00
+ */
+namespace Office365\Teams;
+
+use Office365\Entity;
+
+
+class UnmuteParticipantOperation extends Entity
+{
+}
\ No newline at end of file
diff --git a/tests/sharepoint/UtilityTest.php b/tests/sharepoint/UtilityTest.php
index 68424846..906b75bc 100644
--- a/tests/sharepoint/UtilityTest.php
+++ b/tests/sharepoint/UtilityTest.php
@@ -18,13 +18,13 @@ class UtilityTest extends SharePointTestCase
     public static function setUpBeforeClass()
     {
         parent::setUpBeforeClass();
-        $listTitle = self::createUniqueName("Discussions");
+        $listTitle = "Discussions123"; //self::createUniqueName("Discussions");
         self::$discussionsList = self::ensureList(self::$context->getWeb(), $listTitle, ListTemplateType::DiscussionBoard);
     }
 
     public static function tearDownAfterClass()
     {
-        self::$discussionsList->deleteObject()->executeQuery();
+        //self::$discussionsList->deleteObject()->executeQuery();
         parent::tearDownAfterClass();
     }
 
@@ -47,7 +47,7 @@ public function testCreateNewDiscussion()
     public function testCreateNewDiscussionReply(ListItem $discussion)
     {
         $messageTitle = self::createUniqueName("Reply");
-        Utility::createNewDiscussionReply($discussion,$messageTitle);
+        Utility::createNewDiscussionReply($discussion,$messageTitle)->executeQuery();
         $discussionFolder = $discussion->getFolder();
         self::$context->load($discussionFolder,array("ItemCount"));
         self::$context->executeQuery();
diff --git a/tests/teams/TeamsTest.php b/tests/teams/TeamsTest.php
index a295d303..e8391aa4 100644
--- a/tests/teams/TeamsTest.php
+++ b/tests/teams/TeamsTest.php
@@ -31,11 +31,12 @@ public function testCreateTeam()
     /**
      * @depends testCreateTeam
      * @param Team $team
+     * @throws \Exception
      */
     public function testDeleteTeam(Team $team)
     {
-        sleep(20);
-        $team->deleteObject()->executeQuery();
+        $teamToDel = $team->get()->executeQueryRetry();
+        $teamToDel->deleteObject()->executeQuery();
     }
 
 }
\ No newline at end of file