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 feeds Creating RSS and Atom Feeds What the Feeds plugin does is add functionality to the render method to...

Ngày tải lên: 13/08/2014, 08:21

... 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 nam...

Ngày tải lên: 13/08/2014, 08:21

... 206 The Definitive Guide to Grails Second Edition ■■■ Graeme Rocher and Jeff Brown CHAPTER 1 ■ THE ESSENCE OF GRAILS 3 Figure 1-1 . The Grails stack Grails, the Platform When approaching Grails, ... 97 8- 1 -5 905 9-9 9 5-2 ISBN-10 (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...

Ngày tải lên: 13/08/2014, 08:21

... 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 • ... that done, it’s time to put the LoginCommand to use by implementing the login action in the UserController. Listing 4-5 8 shows the code for the...

Ngày tải lên: 13/08/2014, 08:21

... INTERNATIONALIZATION Figure 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 ... 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...

Ngày tải lên: 13/08/2014, 08:21

... 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 ... 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 _se...

Ngày tải lên: 13/08/2014, 08:21

... 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 c...

Ngày tải lên: 13/08/2014, 08:21

... jsecurity-0.2.1 installed Plug-in provides the following new scripts: grails create-auth-controller grails create-db-realm grails create-ldap-realm grails quick-start As 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...

Ngày tải lên: 13/08/2014, 08:21

... this a many -to- many relationship. Figure 1 7-3 . How Grails maps a many -to- many association You 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 wh...

Ngày tải lên: 13/08/2014, 08:21

... writing, 89 command objects defining, 82 83 using, 83 84 creating, 8 10 data binding associations and, 81 82 bindData method, 80 81 Errors API and, 79 80 file uploads and, 86 89 overview of, 77– 78 to ... of, 252–253 one -to- many, 24, 54–56, 521, 522–523 one -to- one, 53–54 many -to- many, 523–524 many -to- one, 81 , 521 performance tuning and, 2 78 281 querying with crite...

Ngày tải lên: 13/08/2014, 08:21