Interface Handler
- All Known Subinterfaces:
DeleteHandler
,InsertHandler
,UpdateHandler
- All Known Implementing Classes:
AbstractCteMutationHandler
,AbstractMutationHandler
,CteDeleteHandler
,CteInsertHandler
,CteSoftDeleteHandler
,CteUpdateHandler
,InlineDeleteHandler
,InlineUpdateHandler
,TableBasedDeleteHandler
,TableBasedInsertHandler
,TableBasedUpdateHandler
public interface Handler
Simply as a matter of code structuring it is often worthwhile to put all of the execution code into a separate
handler (executor) class. This contract helps unify those helpers.
Hiding this "behind the strategy" also allows mixing approaches based on the nature of specific
queries
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Method Summary
Modifier and TypeMethodDescriptionint
execute
(DomainQueryExecutionContext executionContext) Execute the multi-table update or delete indicated by the SQM AST passed in when this Handler was created.
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Method Details
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execute
Execute the multi-table update or delete indicated by the SQM AST passed in when this Handler was created.- Parameters:
executionContext
- Contextual information needed for execution- Returns:
- The "number of rows affected" count
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