org.sormula.operation.cascade
Class UpdateCascadeOperation<S,T>

java.lang.Object
  org.sormula.operation.cascade.CascadeOperation<S,T>
      org.sormula.operation.cascade.ModifyCascadeOperation<S,T>
          org.sormula.operation.cascade.UpdateCascadeOperation<S,T>

Type Parameters:

S - row class of table that is source of cascade

T - row class of table that is target of cascade

public class UpdateCascadeOperation<S,T>
extends ModifyCascadeOperation<S,T>

Cascade that updates rows in target table when source operation initiates a cascade.

Author:

Jeff Miller

Constructor Summary

UpdateCascadeOperation(SormulaField<S,?> targetField, Table<T> targetTable, UpdateCascade updateCascadeAnnotation)
Constructor used by UpdateOperation.

Method Summary

protected SqlOperation<?>

createOperation() Creates new instance of sql operation from CascadeOperation.cascadeOperationClass supplied in the constructor.

Methods inherited from class org.sormula.operation.cascade.ModifyCascadeOperation

cascade, close, prepare

Methods inherited from class org.sormula.operation.cascade.CascadeOperation

getTargetField, getTargetTable, isPost

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

UpdateCascadeOperation

public UpdateCascadeOperation(SormulaField<S,?> targetField,
                              Table<T> targetTable,
                              UpdateCascade updateCascadeAnnotation)

Constructor used by UpdateOperation.

Parameters:

targetField - cascade update operation uses row(s) from this field

targetTable - cascade update operation is performed on this table

updateCascadeAnnotation - cascade operation

Method Detail

createOperation

protected SqlOperation<?> createOperation()
                                   throws OperationException

Creates new instance of sql operation from CascadeOperation.cascadeOperationClass supplied in the constructor.

Overrides:

createOperation in class CascadeOperation<S,T>

Throws:

OperationException