New posts for Spring and Hibernate

mapstruct/output/09-builder-and-decorator.txt

@@ -0,0 +1,31 @@
+# Post-processing a record: @AfterMapping on its builder, or a @DecoratedWith decorator
+
+
+--- ReceiptMapper: the hook receives ReceiptDto.Builder ---
+ReceiptDto[orderId=100, total=32.50, summary=order 100: 2 line(s)]
+    public ReceiptDto toReceipt(Order order) {
+        if ( order == null ) {
+            return null;
+        }
+
+        ReceiptDto.Builder receiptDto = ReceiptDto.builder();
+
+        receiptDto.orderId( order.getId() );
+        receiptDto.total( orderMapper.sumOfLines( order.getLines() ) );
+
+        summarise( order, receiptDto );
+
+        return receiptDto.build();
+    }
+
+--- InvoiceMapper: @DecoratedWith, so two beans implement the interface ---
+bean invoiceMapperImpl    -> InvoiceMapperImpl
+bean invoiceMapperImpl_   -> InvoiceMapperImpl_
+injected InvoiceMapper (the @Primary one) : InvoiceDto[id=100, status=PAID, total=32.50, display=#100 [PAID] 32.50]
+the generated delegate on its own          : InvoiceDto[id=100, status=PAID, total=32.50, display=null]
+
+--- the generated class that decorates ---
+@Component
+@Primary
+public class InvoiceMapperImpl extends InvoiceMapperDecorator {
+}