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Tweak reference documentation wording. Extract self/target source dereferencing into utility methods.

See: #3798
Original pull request: #3802.
This commit is contained in:
Mark Paluch
2021-09-08 13:50:54 +02:00
parent c8307d5a39
commit 977e5e4c5c
3 changed files with 31 additions and 18 deletions
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src/main/asciidoc/reference/document-references.adoc
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@@ -263,7 +263,7 @@ class Publisher {
====
It is also possible to model relational style _One-To-Many_ references using a combination of `@ReadonlyProperty` and `@DocumentReference`.
This approach allows to link types without explicitly storing the linking values within the document itself as shown in the snipped below.
This approach allows link types without storing the linking values within the owning document but rather on the referencing document as shown in the example below.
====
[source,java]
@@ -313,8 +313,9 @@ class Publisher {
"name" : "Del Rey"
}
----
<1> Set up the link from `Book` to `Publisher` by storing the `Publisher.id` within the `Book` document.
<2> Mark the property holding the references to be read only. This prevents storing references to individual ``Book``s with the `Publisher` document.
<1> Set up the link from `Book` (reference) to `Publisher` (owner) by storing the `Publisher.id` within the `Book` document.
<2> Mark the property holding the references to be readonly.
This prevents storing references to individual ``Book``s with the `Publisher` document.
<3> Use the `#self` variable to access values within the `Publisher` document and in this retrieve `Books` with matching `publisherId`.
====