The definitive guide to grails second edition - phần 10 potx

... 521–524associationsdata binding and, 81–82GORM, overview of, 252–253one -to- many, 24, 54–56, 521, 522–523one -to- one, 53–54many -to- many, 523–524many -to- one, 81, 521performance tuning and, 278–281querying ... 13 grails command, 34, 311 grails console command, 455 Grails context menu (TextMate), 343 grails create-service command, 183 grails create-taglib target, 137 Grails stack, 2 grails war command, 362588■INDEXgTunes ... 85–86index action, 10 injecting service instance into, 291IO and, 86logging, 67–68login form, creating, 96–97login process, testing, 104 106 LoginCommand class, 102 104 mapping to view for particular,...

The definitive guide to grails second edition - phần 3 potx

... based on the supplied attributes, which include the following:• controller: The controller name to link to • action: The action name to link to • id: The identifier to append to the end of the URI• ... is received. Then if the command object has no errors, the user is placed into the session and the request is redirected to the StoreController. Testing the Login ProcessTesting the login action ... reference to the params object via the ${ } expres-sion syntax, which then allows passing parameters from the current page to the linked page. Next you’ll see how to create links to other resources.■Note...

The definitive guide to grails second edition - phần 1 pptx

... 206 The Definitive Guide to Grails Second Edition ■■■Graeme Rocher and Jeff BrownCHAPTER 1 ■ THE ESSENCE OF GRAILS 3Figure 1-1 . The Grails stack Grails, the PlatformWhen approaching Grails, ... 97 8-1 -5 905 9-9 9 5-2 ISBN -1 0 (pbk): 1-5 905 9-9 9 5-0 ISBN-13 (electronic): 97 8-1 -4 30 2-0 87 1-6 Printed and bound in the United States of America 9 8 7 6 5 4 3 2 1Trademarked names may appear in this book. Rather than ... 12.) Get Grails going by typing grails run-app into the command prompt: $ grails run-appYou’ll notice that Grails will start up and inform you of a URL you can use to access the Grails instance...

The definitive guide to grails second edition - phần 2 pdf

... relates to associations. The easiest case to understand is many -to- one and one -to- one associations. For example, consider the artist property of the Album class, which is a many -to- one association, ... all the information that Grails needs to carry out the redirect, includ-ing the name of the action to redirect to. In addition, the map can contain the name of the controller to redirect to. ... action The name of or a reference to the action to redirect to controller The name of the controller to redirect to id The id parameter to pass in the redirect params A map of parameters to pass...

The definitive guide to grails second edition - phần 4 docx

... amazon-a3s-*-java-library.jar file into your project lib directory.4. Copy the required dependencies commons-codec- 1-3 .jar and commons-httpclient-3.0.1.jar from the third-party/jakarta-commons directory to your project’s ... INTERNATIONALIZATIONFigure 7-1 . The grails- app/i18n/ directory The messages.properties file in the grails- app/i18n/ directory contains default valida-tion messages in English. These messages are used ... specify per-environment access keys rather than hard-coding the key into the AlbumArtService class. So, with the accessKeyId set, it’s time to step through the implementa-tion of the AlbumArtService....

The definitive guide to grails second edition - phần 5 ppsx

... how the name of the view to transition to is the return value of the closure passed to the to method. In other words, the following three examples are equivalent, with each tran-sitioning to the ... counts the total number of instances in the database. To demonstrate these, let’s look at some examples of their usage, as shown in Listing 1 0-2 .Listing 1 0-2 . Using the list() Method// get all the ... instant-search box and the top-five-songs panel are hard-coded into the grails- app/views/store/shop.gsp view, so start by extracting those into templates called _searchbox.gsp and _top5panel.gsp, respectively....

The definitive guide to grails second edition - phần 6 pptx

... the first-level cache. Although the first-level cache stores actual persistent instances for the scope of the Session, the second- level cache exists for the whole time that the SessionFac-tory ... Listing 1 3-2 4 shows how to use dependency injection to get hold of a refer-ence to the CacheService in the CacheTagLib. The cacheOrReturn method is then used to cache the body of the tag using the ... representations of the Album class in the second- level cache.Listing 1 0-4 5. How the Second- Level Cache Stores Data9 -& gt; ["Odelay",1994, "Alternative", 9.99, [34,35,36], 4]5 -& gt;...

The definitive guide to grails second edition - phần 7 docx

... jsecurity-0.2.1 installedPlug-in provides the following new scripts: grails create-auth-controller grails create-db-realm grails create-ldap-realm grails quick-startAs you can see from the output ... plugin, you need to install the simple-cache plu-gin that the album-art plugin is dependent on into the gTunes application:$ grails install-plugin /simple-cache /grails- simple-cache-0.1.zipWith ... if the actionName is the buy action, then there is some logic in there to take the user back to the Album they were trying to buy. You could, of course, redirect to the original URI using the...

The definitive guide to grails second edition - phần 8 pdf

... 'text/javascript', ] To tell Grails to handle other types beyond the preconfigured ones, you need to add a new entry into the grails. mime.types map where the key is the file extension of the format typically ... command:$ grails install-plugin feedsCreating RSS and Atom FeedsWhat the Feeds plugin does is add functionality to the render method to facilitate the render-ing of RSS and Atom feeds. Under the ... use other beans as factories. For example, to create another bean from the calendarBean in Listing 1 6-9 , you can simply pass the name of the bean as an argu-ment to the bean-defining method:USCalendar(calendarBean)...

The definitive guide to grails second edition - phần 9 doc

... this a many -to- many relationship.Figure 1 7-3 . How Grails maps a many -to- many associationYou can change the way a many -to- many association maps onto the underlying database using the same joinTable ... in Listing 1 7-4 maps the artist property to a column called R_CREATOR_ID. A one -to- many association requires a little more thought. First you need to consider whether the one -to- many association ... Conversely, the column argument is used to specify the name of the column to store the identifier of the many side.Crucially, the mapping in Listing 1 7-5 works only for a unidirectional one -to- many...

Xem thêm