Clear Object

Object attribute cleaner

Use Case

Revert all object attributes to an empty state

Installation Guide

Import Module

• Download the latest attached Mendix module package in Releases section
• Import the module into your Mendix project

OR

Manual installation

• Create a Java Action in Mendix
• Create Create Parameters as listed in Usage Instructions
• Run your application
• Copy the action code into your newly created JavaAction
• Change the package and class names and to match your module and action names respectively

Usage Instructions

Parameter values

Java_ClearObject

Parameter	Type	Description
logNode	String	Mendix Console Log Message Node
targetObject	Object	Object to have its' attributes cleared
clearAssociations	Boolean	Flag to empty owned associations
clearSystemMembers	Boolean	Flag to empty System Members (createdDate, changedDate, changedBy, and owner)
commitObject	Boolean	Flag to commit target object afterwards ⚠ Committing a cleared object will overwrite its values in the Database

JS_ClearObject

Parameter	Type	Description
targetObject	Object	Object to have its' attributes cleared
clearAssociations	Boolean	Flag to empty owned associations
commitObject	Boolean	Flag to commit target object afterwards ⚠ Committing a cleared object will overwrite its values in the Database

⚠ ClearObject is different from Rollback behavior, as it will empty attribute values instead of undoing uncommited changes

⚠ ClearObject will always reset Boolean attributes to false value

⚠ ClearObject will always reset Numeric attributes to 0 value

⚠ ClearObject will skip attribute of type AutoNumber

⚠ Java_ClearObject will disregard Current_User access permissions

⚠ JS_ClearObject will adhere to Current_User access permissions

Guide

🛈 Refer to the attached release file for a working example

Java_ClearObject

• Use ClearObject Java Action in a Microflow
• Fill in logNode to customize the resulting console message
• Pass the targeted object object as targetObject
• Set clearAssociations, clearSystemMembers, and commitObject as required

JS_ClearObject

• Use ClearObject JS Action in a Nanoflow
• Log node will be the default Mendix Client node
• Pass the targeted object object as targetObject
• Set clearAssociations and commitObject as required

Compatibility

>= Mendix v9.6.17

Helpful resources

- Mendix Java Programming

- Mendix Java Action Call

- Menidx Javascript Actions

Changelog

• v1.0.0 Clear Object Java Action Release
• v1.1.0 Added JS_ClearObject and modified numeric values handling in Java_ClearObject