Hi, +1
Alasdair Nottingham On 20 Sep 2010, at 09:13, "Timothy Ward (JIRA)" <[email protected]> wrote: > > [ > https://issues.apache.org/jira/browse/ARIES-413?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12912558#action_12912558 > ] > > Timothy Ward commented on ARIES-413: > ------------------------------------ > > As the existing JPA blueprint schema has been released twice, I think this > change will need to go in version 1.1 of the schema. > > I am going to make the property attribute of <unit/> and <context/> optional, > and add a new attribute index. > > ----------------------------------------------------------------------------- > > I propose the following usage for both unit and context: > > To inject into a property "foo" : <unit property="foo" unitname="bar"/> > > To inject as an un-indexed constructor argument: <unit unitname="bar"/> > > To inject as an indexed constructor argument at position 2: <unit > index="2" unitname="bar"/> > > ------------------------------------------------------------------------------- > > The following will generate exceptions when parsing: > > <unit property="foo" index="1" unitname="bar"/> - it is invalid to specify > a property attribute and an index attribute > > <unit index="abc" unitname="bar"/> - it is invalid to specify an index > attribute that is not parseable as an int > > ------------------------------------------------------------------------------- > > What do people think of this proposed change? It allows for complete > replacement of the <argument> element (as per the original use case) in a > single element (rather than having to nest it). This approach is also > backward compatible with the existing schema, and has an identical usage > pattern for both property and constructor injection. > >> Injecting an entity manager using factory method >> ------------------------------------------------ >> >> Key: ARIES-413 >> URL: https://issues.apache.org/jira/browse/ARIES-413 >> Project: Aries >> Issue Type: Improvement >> Components: JPA >> Affects Versions: 0.2 >> Reporter: Bengt Rodehav >> Assignee: Timothy Ward >> >> It is only possible to use setter injection when injecting a JPA entity >> manager. The following injection types should also be supported since they >> are supported in the Blueprint spec: >> - Constructor injection >> - Factory method injection >> - Factory class injection >> An example of usage could be (using a factory method): >> <bean id="beanImpl" class="MyClass" factory-method="create"> >> <argument> >> <jpa:context property="entityManager" unitname="myPU"/> >> </argument> >> </bean> > > -- > This message is automatically generated by JIRA. > - > You can reply to this email to add a comment to the issue online. >
