ApexPages Methods

addMessage(sObject)
Add a message to the current page context.

addMessages(Exception)
Adds a list of messages to the current page context based on a thrown exception.

currentPage()
Returns the current page's PageReference.

getMessages()
Returns a list of the messages associated with the current context.

hasMessages()
Returns true if there are messages associated with the current context, false otherwise.

hasMessages(ApexPages.Severity)
Returns true if messages of the specified severity exist, false otherwise.

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