the definitive guide to grails 2 source code

... Connector/J To configure the driver, drop the driver’s JAR file into the lib directory of the gTunes application, as shown in Figure 2-12 Trang 4Figure 2-12. Adding the driver’s JAR file to the ... must execute the code to learn whether it’s correct Executing the code from automated tests is an excellent way to help ensure that the code is doing what it is supposed to do Trang 26Grails offers ... production DataSource is configured to use an HSQLDB database that sists to a file Listing 2-22 shows the production-database configuration per-Listing 2-22. The Production Data-Source Configuration

Ngày tải lên: 13/08/2014, 08:21

... 19 The Create Operation 21 The Read Operation 23 The Update Operation 25 The Delete Operation 26 Static Scaffolding 27 Generating a Controller 27 Generating the Views 32 Being ... the View 211 Defining the Flow 212 Adding a Start State 212 Implementing the First View State 216 Data Binding and Validation in Action 218 Action States in Action 222 Reusing Actions ... 254 Dynamic Finders 255 Criteria Queries 257 Query by Example 261 HQL and SQL 261 Pagination 262 Configuring GORM 263 SQL Logging 264 Specifying a Custom Dialect 264 Other

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 ... arguments: the value and the LoginCommand instance The code within the closure calls the getUser() method of the LoginCommand to check if the User exists If the User doesn’t exist, the code returns ... the error Moving on to lines 8 through 11, you’ll notice that the code attempts to persist the User by calling the save() method If the attempt is successful, the User is redirected back to the

Ngày tải lên: 13/08/2014, 08:21

... the basis for the template, and then cut-and-paste the code from the layout so that the template... you can use the update attribute to specify that you want the contents of the ... messages files in the grails-app/ i18n/ directory. For the simplest case, only the code attribute must be specified when calling the message tag. The code attribute tells the message tag which ... import all the necessary Prototype dependencies into the page, so you’re ready to go Now, within the body of the index.gsp page, add the code shown in Listing 8 -4 , which uses the

Ngày tải lên: 13/08/2014, 08:21

... adding the <g:layoutBody /> tag into the “musicPanel” <div>. Listing 9-22 shows the new storeLayout.gsp file. CHAPTER 9 ■ CREATING WEB FLOWS 215 Listing 9-22. Creating a New storeLayout ... WEB FLOWS 221 This code works in partnership with the transition action to ensure that the Address is val- idated before the user continues to the next part of the flow. You can see the transition ... purchase, then we show some of the other... are, there is a problem with the code in the flow prior to the showConfirmation view state As for the rest of the code in Listing 9-4 6, on

Ngày tải lên: 13/08/2014, 08:21

... Trang 24The StoreController can now take advantage of the purchaseAlbums method in the StoreService To do this, the StoreController needs to define the storeService property and then invoke the ... Service The code that is being refactored out of the StoreController should be put into a service called StoreService The StoreService class should be defined in the grails-app/services/com/ g2one/gtunes/ ... different hash codes over time This breaks the contract defined by the hashCode method, which states that the hashCode implementation must return the same integer for the lifetime of the object The recom-recommended

Ngày tải lên: 13/08/2014, 08:21

... always try to publish to the Grails central repository. To tell the release-plugin command to publish to one of the repositories config- ured as in Listing 13-32, you need to add the name of the repository ... specify the plugin that this template belongs to; otherwise, Grails will attempt to resolve the template within the application it is installed into. Second, take note of the usage of the grailsApplication ... full code listing from the authenticate method Listing 1 4-2 4 The authenticate Method def authenticate(authToken)... command will create one that uses GORM to store user information to

Ngày tải lên: 13/08/2014, 08:21

... Additional MIME Types 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 ... Listing 15-25 highlighted in bold Trang 21Figure 15-5. The Poster plugins response windowListing 15-26. Updating the XML to Send to a REST Service Trang 22Finally, to send the request use the first ... combination with the feedType argument to specify either rss or atom To maintain the DRYness5 of the code, notice how you can pass the same reference to the feed closure regardless of whether you are

Ngày tải lên: 13/08/2014, 08:21

... from the code in Listing 16-32, the subscribe action reuses the _subscribe.gsp template to render an Ajax response to the client. The logic in the SubscriptionTagLib deals with the rest. To add ... possible in any other dynamic lan- guage on the JVM. The remainder of the code simply obtains a FileChannel instance and then calls the transferTo method to transfer the file to the response OutputStream. ... “notsubscribed” will be written to the mock out variable. OK, with the tests out of the way, the next thing to do is to modify the grails-app/views/artist/_artist.gsp template to include the new _subscribe.gsp

Ngày tải lên: 13/08/2014, 08:21

... 81–82GORM, overview 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, 278–281 querying with criteria, 260 relationship ... entering, 231–235data binding and validation, 218–222dynamic transitions, 235–236prices for albums, providing, 209purchase, 208 querying about CD purchase, 216–218recommendations, generating, 222–227recommendations, ... flushing, 270–272clearing session, 269–270 Hibernate Session class, 266–267obtaining session, 268–269overview of, 265–266session management and flushing, 267–268 transactions in, 272–274 <g:paginate>

Ngày tải lên: 13/08/2014, 08:21

... of the desired state to the system, then the system reads the current state and determines the sequence of commands to transition the system to the desired state The component that determines the ... currentlandscape to the tools that are currently defining the cutting edge of this space Such toolsinclude the language-based tooling that looks to finally help (truly) begin to bridge the gapbetween ... over top of the declarative frameworks (e.g., the AWS CDK and Pulumi) Theemergence of these types of tools further empowers developers to take control of theirown destinies when it comes to designing

Ngày tải lên: 17/07/2024, 09:50

... Shipped to the customer in WA Therefore, the seller charges sales tax Shipped to the customer in WA Therefore, the seller has seller’s use tax obligation Shipped to the customer in WA Therefore, the ... that the state received the appropriate revenue With few exceptions, the purchaser is not released from the ultimate liability of the tax if the seller fails to collect and remit the tax due to the ... from the liability of collecting the sales or seller’s use tax, even though the purchaser may have self-assessed the tax on the purchase The burden of proof falls on the seller and they have the

Ngày tải lên: 05/11/2014, 22:50

... CHAPTER 8 The Exception Handling Application Block 221Introducing Exception Handling 221 Capturing the Exception 221 Logging the Exception 223 Presenting User-Friendly Messages 224 Introducing ... Project 206 Merging the Customer Data Access Code 207 Creating the GetStates Web Service 214 Adding the Model Class 216 Configuring the Caching Application Block 219 Summary 219 ■C ... Using the Logger Class 268 Using the Tracer Class 269 Using the LogWriter Class 272 Creating Custom Trace Listeners 272 ■C O N T E N T S ix Trang 12Configuring Trace Listeners 274Creating

Ngày tải lên: 04/12/2015, 15:25

... back to the browser, which will then request thenew URL The address appearing in the address bar of the user’s browser will change tothe new URL This approach requires a second round-trip to the ... phone numbers You enter the regular expression into the top box, and the string that you want it to match in the String to Match Against box, and then run it Figure 2-1.The Rebug Regular Expression ... Trang 2The Definitive Guide to Apache mod_rewriteRich Bowen Trang 3The Definitive Guide to Apache mod_rewriteCopyright © 2006 by Rich Bowen All rights reserved

Ngày tải lên: 07/04/2017, 16:35

... of Grails; in the next section you’ll see how to get access to the underlying controller and view the code that goes into these CRUD interfaces. Figure 2- 8. The Create Song screen Figure 2- 9. ... username Currently the production dataSource is configured to use an H2 database that persists to a file. Listing 2- 24 shows the production dataSource configuration. Figure 2- 12. BuildConfig.groovy www.it-ebooks.info 19 CHAPTER ... render 'Welcome to the gTunes store!' } } Step 4: Testing the Code The preceding code is simple enough, but even the simplest code shouldn’t go untested. Open the StoreControllerTests...

Ngày tải lên: 18/02/2014, 05:20

... when the user presses the Tab key. The effect of the tabindex values in the listing is that, as the Tab key is pressed, the focus shifts from the first input element to the third and then to the ... see the effect of the code element in Figure 3 -2. Figure 3 -2. The effect of the code element displayed in a broswer Notice that the browser doesn’t display the element tags—its job is to interpret ... < /code& gt;. Between the tags is the element’s content (in this case, the word apples). Together, the tags and the content form the code element, as shown in Figure 3-1. Figure 3-1. The anatomy of an...

Ngày tải lên: 17/02/2014, 23:20

... The Source Element 23  2. 1.4 Markup Summary 29  2. 2 Encoding Media Resources 30 2. 2.1 Encoding MPEG-4 H .26 4 Video 30 2. 2 .2 Encoding Ogg Theora 32 2. 2.3 Encoding WebM 34 2. 2.4 Encoding MP3 and ... of History 1 1 .2 A Common Format? 2 1.3 Summary 7 ■Chapter 2: Audio and Video Elements 9 2. 1 Video and Audio Markup 9 2. 1.1 The Video Element 9 2. 1 .2 The Audio Element 20  2. 1.3 The Source ... 27 , 20 09 Ogg Theora, WebM Y ouTube January 20 , 20 10 MP4 H .26 4/AAC, WebM V imeo January 21 , 20 10 MP4 H .26 4/AAC, WebM Kaltura March 18, 20 10 Ogg Theora, WebM, MP4 H .26 4/AAC Ooyala March 25 ,20 10...

Ngày tải lên: 17/02/2014, 23:20

... notice the sharing buttons or be compelled to use them. Here is an example of traditional, passive social sharing: You see the social shares up top, but that is the only place they appear to the ... monthly themes and then put together the content pieces to support that theme, including, but not limited to, SlideShare decks, white papers, blog posts, email campaigns, and infographics. 2. ... to drive traffic to their website. They also created content such as whitepapers and webinars to convert traffic into leads. The best marketers realized that their leads were often sent too...

Ngày tải lên: 18/02/2014, 07:20

... feel equipped to cope, they should refer the individual to a relevant specialist. If a coach does want to work in one of the above areas, then I would encourage them to go and get the relevant ... on the thoughts of the coach – this reduces the ability of the coachee to deepen their own learning in the conversation. ➡ The coach can experience significant pressure within the conversation to ... contribution to the process of helping people to experience life the way they want to experience it. For some people coaching can literally change their lives for the better. With the support...

Ngày tải lên: 21/02/2014, 16:20