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IF_Trigger.BeforeUpdate ​

Class

apex
global interface IF_Trigger.BeforeUpdate

Known Derived Types: TRG_ExecuteValidationRules, TRG_ExecuteValidationRules.beforeUpdate(List<SObject>,List<SObject>)

Handler contract for the before-update trigger event.

Since: 1.0

Methods ​

MethodDescription
global abstract void beforeUpdate(List<List<SObject> oldRecords)Called before modified records are saved, enabling field-level validation, change detection, or in-memory transformations using old and new state.

Method Details ​

beforeUpdate ​

apex
global abstract void beforeUpdate(List<SObject> newRecords, List<SObject> oldRecords)

Called before modified records are saved, enabling field-level validation, change detection, or in-memory transformations using old and new state.

Parameters:

  • newRecords (List) - The batch of SObjects with their proposed field values.
  • oldRecords (SObject) - The batch of SObjects with their values prior to the update.

Since: 1.0

Example:

apex
public class TRG_TrackStatusChange extends TRG_Base implements IF_Trigger.BeforeUpdate
{
    public void beforeUpdate(List<SObject> newRecords, List<SObject> oldRecords)
    {
        for(Integer i = 0; i < newRecords.size(); i++)
        {
            if(newRecords[i].get('Status__c') != oldRecords[i].get('Status__c'))
            {
                newRecords[i].put('StatusChangedDate__c', System.now());
            }
        }
    }
}