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Model

SubmitQuoteValidator

Magento\Quote\Model\SubmitQuoteValidator

What it does

This class validates both quotes and orders during the quote submission process in Magento 2.

Developers use this validator to ensure quotes meet all requirements before conversion to orders, and to verify order addresses are valid.

It acts as a gatekeeper during checkout to prevent invalid data from creating problematic orders.

Public Methods

  • validateQuote()
  • validateOrder()