1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730<!DOCTYPE html> <!--[if IEMobile 7 ]><html class="no-js iem7"><![endif]--> <!--[if lt IE 9]><html class="no-js lte-ie8"><![endif]--> <!--[if (gt IE 8)|(gt IEMobile 7)|!(IEMobile)|!(IE)]><!--><html class="no-js" lang="en"><!--<![endif]--> <head> <meta charset="utf-8"> <title>TechBeats</title> <meta name="author" content="Deluan Quintão"> <meta name="description" content="TL;DR This article show a solution for overcoming the issue GRADLE-3122. You can jump straight to the implementation at the bottom of this post. In …"> <!-- http://t.co/dKP3o1e --> <meta name="HandheldFriendly" content="True"> <meta name="MobileOptimized" content="320"> <meta name="viewport" content="width=device-width, initial-scale=1"> <link rel="canonical" href="http://techbeats.deluan.com/"> <link href="/favicon.png" rel="icon"> <link href="/stylesheets/screen.css" media="screen, projection" rel="stylesheet" type="text/css"> <script src="/javascripts/modernizr-2.0.js"></script> <script src="/javascripts/ender.js"></script> <script src="/javascripts/octopress.js" type="text/javascript"></script> <link href="/atom.xml" rel="alternate" title="TechBeats" type="application/atom+xml"> <!--Fonts from Google"s Web font directory at http://google.com/webfonts --> <link href="http://fonts.googleapis.com/css?family=PT+Serif:regular,italic,bold,bolditalic" rel="stylesheet" type="text/css"> <link href="http://fonts.googleapis.com/css?family=PT+Sans:regular,italic,bold,bolditalic" rel="stylesheet" type="text/css"> <script type="text/javascript"> var _gaq = _gaq || []; _gaq.push(['_setAccount', 'UA-2382675-13']); _gaq.push(['_trackPageview']); (function() { var ga = document.createElement('script'); ga.type = 'text/javascript'; ga.async = true; ga.src = ('https:' == document.location.protocol ? 'https://ssl' : 'http://www') + '.google-analytics.com/ga.js'; var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(ga, s); })(); </script> </head> <body > <nav role="navigation"><ul class="subscription" data-subscription="rss"> <li><a href="/atom.xml" rel="subscribe-rss" title="subscribe via RSS">RSS</a></li> </ul> <form action="https://www.google.com/search" method="get"> <fieldset role="search"> <input type="hidden" name="q" value="site:techbeats.deluan.com" /> <input class="search" type="text" name="q" results="0" placeholder="Search"/> </fieldset> </form> <ul class="main-navigation"> <li><a href="/"> <span class="blue_light"> TechBeats </span> <span class="blue_dark"> ~ Show me the code! </span> </a></li> <li><a href="/">Blog</a></li> <li><a href="/blog/archives">Archives</a></li> </ul> </nav> <div id="main"> <div id="content"> <div class="blog-index"> <article> <header> <h1 class="entry-title"><a href="/processing-large-templates-with-gradle-and-freemarker/">Processing large templates with Gradle and FreeMarker</a></h1> <p class="meta"> <time datetime="2015-07-10T20:44:24-04:00" pubdate data-updated="true">Jul 10<sup>th</sup>, 2015</time> | <a href="/processing-large-templates-with-gradle-and-freemarker/#disqus_thread">Comments</a> </p> </header> <div class="entry-content"><p><strong>TL;DR</strong> This article show a solution for overcoming the issue <a href="https://issues.gradle.org/browse/GRADLE-3122">GRADLE-3122</a>. You can <a href="/blog/2015/07/10/processing-large-templates-with-gradle-and-freemarker/#final-solution">jump straight to the implementation</a> at the bottom of this post.</p> <p>In my current project we have a need to generate a set of files for each environment, using templates. As this is a <a href="http://gradle.org">Gradle</a> project, this requirement is easily accomplished with a <code>CopyTask</code>:</p> </div> <footer> <a rel="full-article" href="/processing-large-templates-with-gradle-and-freemarker/">Read on →</a> </footer> </article> <article> <header> <h1 class="entry-title"><a href="/file-encoding-auto-detection-for-zk-fileupload-component/">File encoding auto-detection for ZK Fileupload component</a></h1> <p class="meta"> <time datetime="2015-06-11T22:09:24-04:00" pubdate data-updated="true">Jun 11<sup>th</sup>, 2015</time> | <a href="/file-encoding-auto-detection-for-zk-fileupload-component/#disqus_thread">Comments</a> </p> </header> <div class="entry-content"><p>Proper handling of file encoding can be a royal headache. Recently I spent an unreasonable amount of time trying to figure out why <a href="http://www.zkoss.com">ZK’s</a> Fileupload component was messing with the contents of my CSV file:</p> </div> <footer> <a rel="full-article" href="/file-encoding-auto-detection-for-zk-fileupload-component/">Read on →</a> </footer> </article> <article> <header> <h1 class="entry-title"><a href="/profiling-web-requests-in-your-grails-application/">Profiling web requests in your Grails application</a></h1> <p class="meta"> <time datetime="2010-12-29T01:11:39-05:00" pubdate data-updated="true">Dec 29<sup>th</sup>, 2010</time> | <a href="/profiling-web-requests-in-your-grails-application/#disqus_thread">Comments</a> </p> </header> <div class="entry-content"><p>Here’s a simple filter I’ve been using to help me detect points of improvement in my application:</p> <div><pre><code>class UtilFilters { def filters = { profiler(controller: '*', action: '*') { before = { request._timeBeforeRequest = System.currentTimeMillis() } after = { request._timeAfterRequest = System.currentTimeMillis() } afterView = { if (params.showTime) { session._showTime = params.showTime == "on" } if (session._showTime) { def actionDuration = request._timeAfterRequest - request._timeBeforeRequest def viewDuration = System.currentTimeMillis() - request._timeAfterRequest log.debug("Request duration for (${controllerName}/${actionName}): ${actionDuration}ms/${viewDuration}ms") } } } } } </code></pre></div> <p>To use it, put this class in the <code>grails-app/conf</code> folder of your project. To activate the profile, call any URL of your application with the <code>showTime=on</code> parameter, like this:</p> </div> <footer> <a rel="full-article" href="/profiling-web-requests-in-your-grails-application/">Read on →</a> </footer> </article> <article> <header> <h1 class="entry-title"><a href="/using-cache-headers-plugin-in-a-non-english-server/">Using Cache-Headers plugin in a non-english server</a></h1> <p class="meta"> <time datetime="2010-12-21T01:03:35-05:00" pubdate data-updated="true">Dec 21<sup>st</sup>, 2010</time> | <a href="/using-cache-headers-plugin-in-a-non-english-server/#disqus_thread">Comments</a> </p> </header> <div class="entry-content"><p><strong>UPDATE: This problem has been fixed in version 1.1.3 of the plugin. Thanks Marc and Luke Daley!</strong></p> <p>This week I tried the <a href="http://www.anyware.co.uk/2005/">Marc Palmer</a>’s excelent plugin <a href="http://www.grails.org/plugin/cache-headers">Cache-Headers</a>, and it really rocks! Using it I can make all my server-side generated images be cached on the client, reducing significantly the bandwidth and cpu-power necessary by my application.</p> <p>But there’s a little gotcha: The plugin (as of version 1.1.2) uses a SimpleDateFormat to generate and check the Last-Modified header, and the implementation creates this SimpleDateFormat with the system’s default Locale, in my case Portuguese. This causes errors like this:</p> </div> <footer> <a rel="full-article" href="/using-cache-headers-plugin-in-a-non-english-server/">Read on →</a> </footer> </article> <article> <header> <h1 class="entry-title"><a href="/apache-shiro-tags-for-jsffacelets">Apache Shiro tags for Facelets - Securing your JSF pages</a></h1> <p class="meta"> <time datetime="2010-11-01T01:49:27-04:00" pubdate data-updated="true">Nov 1<sup>st</sup>, 2010</time> | <a href="/apache-shiro-tags-for-jsffacelets#disqus_thread">Comments</a> </p> </header> <div class="entry-content"><p><strong>UPDATE</strong> There is now a JSF 2.0 version of this library available in the <a href="http://github.com/deluan/shiro-faces">project repo</a></p> <p>First, a small introduction. You can skip it and go straight to the <a href="http://github.com/deluan/shiro-faces">source code</a>, if you want.</p> <p>I started working with <a href="http://shiro.apache.org/">Apache Shiro</a> when it was still called JSecurity, and I have to say that it really rocks! I tried to use Spring Security (Acegi) in some projects, but the easiness and lean approach of Shiro is unbeatable. For a quick introduction, here’s a quote from the project’s site:</p> <blockquote><p>Apache Shiro is a powerful and easy-to-use Java security framework that performs authentication, authorization, cryptography, and session management.<br/>With Shiro’s easy-to-understand API, you can quickly and easily secure any application – from the smallest mobile applications to the largest web and enterprise applications.</p></blockquote> </div> <footer> <a rel="full-article" href="/apache-shiro-tags-for-jsffacelets">Read on →</a> </footer> </article> <article> <header> <h1 class="entry-title"><a href="/using-spring-di-in-your-gaelyk-projects/">Using Spring DI in your Gaelyk projects</a></h1> <p class="meta"> <time datetime="2010-10-11T01:07:55-04:00" pubdate data-updated="true">Oct 11<sup>th</sup>, 2010</time> | <a href="/using-spring-di-in-your-gaelyk-projects/#disqus_thread">Comments</a> </p> </header> <div class="entry-content"><p>Since I started using <a href="http://gaelyk.appspot.com/">Gaelyk</a>, one of the features I missed most (coming from a Grails background) is Spring’s dependency injection. Until recently I didn’t even know if it was possible to use Spring in <a href="http://appengine.google.com/">Google App Engine</a>, so I decided to do a little investigation on the subject, and found out that it’s very easy indeed.</p> <p>Here’s a little tutorial on how to configure Spring in your Gaelyk project. I’m assuming you have basic knowledge of Spring, Gaelyk and Maven.</p> <p>First, let’s create a Gaelyk project. The easiest way is using the excellent <a href="http://code.google.com/p/maven-gaelyk/">maven-gaelyk archetype</a>:</p> <figure class='code'><div class="highlight"><table><tr><td class="gutter"><pre class="line-numbers"><span class='line-number'>1</span> </pre></td><td class='code'><pre><code class=''><span class='line'>mvn archetype:generate -DarchetypeGroupId=org.codeconsole -DarchetypeArtifactId=gaelyk-archetype -DarchetypeVersion=0.5.5 -DarchetypeRepository=http://maven-gaelyk.googlecode.com/svn/repository/ -DartifactId=gaelyk-spring -DgroupId=com.deluan.gaelyk -DgaeApplicationName=gaelyk-spring</span></code></pre></td></tr></table></div></figure> </div> <footer> <a rel="full-article" href="/using-spring-di-in-your-gaelyk-projects/">Read on →</a> </footer> </article> <article> <header> <h1 class="entry-title"><a href="/calling-the-correct-grails-version-automatically-from-command-line/">Calling the correct Grails version automatically from command line</a></h1> <p class="meta"> <time datetime="2010-10-05T00:48:53-04:00" pubdate data-updated="true">Oct 5<sup>th</sup>, 2010</time> | <a href="/calling-the-correct-grails-version-automatically-from-command-line/#disqus_thread">Comments</a> </p> </header> <div class="entry-content"><p><strong>UPDATE</strong>: For latest version and instructions, see <a href="http://github.com/deluan/grails.sh">http://github.com/deluan/grails.sh</a></p> <p>Now that I decided to organize and publish some of my code/hacks here, I thought it would be a good thing to republish here my Grails caller script.</p> <p>I work on and maintain various Grails projects at the same time, and some of them uses versions of Grails as old as 1.0.3! So the question is: How to call the right version of grails command for a given project, the version that the project was created with?</p> </div> <footer> <a rel="full-article" href="/calling-the-correct-grails-version-automatically-from-command-line/">Read on →</a> </footer> </article> <article> <header> <h1 class="entry-title"><a href="/how-to-use-an-external-log4j-dot-properties-in-you-grails-project/">How to use an external log4j.properties in you Grails project</a></h1> <p class="meta"> <time datetime="2010-09-30T23:33:52-04:00" pubdate data-updated="true">Sep 30<sup>th</sup>, 2010</time> | <a href="/how-to-use-an-external-log4j-dot-properties-in-you-grails-project/#disqus_thread">Comments</a> </p> </header> <div class="entry-content"><p>In a recent Grails project, I had to follow some corporate guidelines regarding application deployment, and one of those were that the log4j configuration for an application must be externalized in a properties file.</p> <p>I searched for a <a href="http://grails.org/plugin/home">Grails plugin</a> that could help me with this, with no luck. Then I remembered that a Grails application is just a <a href="http://blog.springsource.com/2010/06/08/spring-the-foundation-for-grails/">Spring application in disguise</a>, so I looked for a Spring way to do this.</p> <p>There are at least two ways to do this using Spring: <a href="http://static.springsource.org/spring/docs/3.0.x/javadoc-api/org/springframework/web/util/Log4jConfigListener.html">Log4jConfigListener</a> and <a href="http://static.springsource.org/spring/docs/3.0.x/javadoc-api/org/springframework/util/Log4jConfigurer.html">Log4jConfigurer</a>. I chose the later because the former assumes an expanded WAR file, which was not my case.</p> <p>Here’s the recipe I came up with:</p> </div> <footer> <a rel="full-article" href="/how-to-use-an-external-log4j-dot-properties-in-you-grails-project/">Read on →</a> </footer> </article> <article> <header> <h1 class="entry-title"><a href="/creating-permalinks-with-grails/">Creating permalinks with Grails</a></h1> <p class="meta"> <time datetime="2009-03-18T22:51:37-04:00" pubdate data-updated="true">Mar 18<sup>th</sup>, 2009</time> | <a href="/creating-permalinks-with-grails/#disqus_thread">Comments</a> </p> </header> <div class="entry-content"><p>I’ve been working with <a href="http://grails.org">Grails</a> for some time now and if I had to choose just one good thing to say about it is how it’s community is really great!</p> <p>I think it’s time to start giving back some contribution, and here’s the first one: A Permalink Codec to generate permalinks based on strings. It strips out all non word chars and convert the resulting string to lowercase:</p> </div> <footer> <a rel="full-article" href="/creating-permalinks-with-grails/">Read on →</a> </footer> </article> <div class="pagination"> <a href="/blog/archives">Blog Archives</a> </div> </div> <aside class="sidebar"> <section> <h1>About Me</h1> <p> Senior developer and architect interested in backend development, DevOps and music :) </p> </section> <section> <h1>Recent Posts</h1> <ul id="recent_posts"> <li class="post"> <a href="/processing-large-templates-with-gradle-and-freemarker/">Processing large templates with Gradle and FreeMarker</a> </li> <li class="post"> <a href="/file-encoding-auto-detection-for-zk-fileupload-component/">File encoding auto-detection for ZK Fileupload component</a> </li> <li class="post"> <a href="/profiling-web-requests-in-your-grails-application/">Profiling web requests in your Grails application</a> </li> <li class="post"> <a href="/using-cache-headers-plugin-in-a-non-english-server/">Using Cache-Headers plugin in a non-english server</a> </li> <li class="post"> <a href="/apache-shiro-tags-for-jsffacelets">Apache Shiro tags for Facelets - Securing your JSF pages</a> </li> </ul> </section> <section> <h1>GitHub Repos</h1> <ul id="gh_repos"> <li class="loading">Status updating…</li> </ul> <a href="https://github.com/deluan">@deluan</a> on GitHub <script type="text/javascript"> $.domReady(function(){ if (!window.jXHR){ var jxhr = document.createElement('script'); jxhr.type = 'text/javascript'; jxhr.src = '/javascripts/libs/jXHR.js'; var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(jxhr, s); } github.showRepos({ user: 'deluan', count: 10, skip_forks: true, target: '#gh_repos' }); }); </script> <script src="/javascripts/github.js" type="text/javascript"> </script> </section> <section> <h1>Latest Tweets</h1> <ul id="tweets"> <a class="twitter-timeline" data-dnt="true" href="https://twitter.com/deluan" data-widget-id="489593627404812288" data-link-color="#1863a1" data-tweet-limit="4" data-chrome="noheader nofooter transparent noscrollbar">Tweets by @deluan</a> <script>!function(d,s,id){var js,fjs=d.getElementsByTagName(s)[0],p=/^http:/.test(d.location)?'http':'https';if(!d.getElementById(id)){js=d.createElement(s);js.id=id;js.src=p+"://platform.twitter.com/widgets.js";fjs.parentNode.insertBefore(js,fjs);}}(document,"script","twitter-wjs");</script> </ul> <a href="http://twitter.com/deluan" class="twitter-follow-button" data-show-count="false">Follow @deluan</a> </section> <section class="googleplus"> <h1> <a href="https://plus.google.com/+DeluanQuintao?rel=author"> <img src="http://www.google.com/images/icons/ui/gprofile_button-32.png" width="32" height="32"> Google+ </a> </h1> </section> </aside> </div> </div> <footer role="contentinfo"><p> Copyright © 2016 - Deluan Quintão - <span class="credit">Powered by <a href="http://octopress.org">Octopress</a></span> </p> </footer> <script type="text/javascript"> var disqus_shortname = 'techbeats-deluan'; var disqus_script = 'count.js'; (function () { var dsq = document.createElement('script'); dsq.type = 'text/javascript'; dsq.async = true; dsq.src = 'http://' + disqus_shortname + '.disqus.com/' + disqus_script; (document.getElementsByTagName('head')[0] || document.getElementsByTagName('body')[0]).appendChild(dsq); }()); </script> <div id="fb-root"></div> <script>(function(d, s, id) { var js, fjs = d.getElementsByTagName(s)[0]; if (d.getElementById(id)) {return;} js = d.createElement(s); js.id = id; js.src = "//connect.facebook.net/en_US/all.js#appId=212934732101925&xfbml=1"; fjs.parentNode.insertBefore(js, fjs); }(document, 'script', 'facebook-jssdk'));</script> <script type="text/javascript"> (function() { var script = document.createElement('script'); script.type = 'text/javascript'; script.async = true; script.src = 'https://apis.google.com/js/plusone.js'; var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(script, s); })(); </script> <script type="text/javascript"> (function(){ var twitterWidgets = document.createElement('script'); twitterWidgets.type = 'text/javascript'; twitterWidgets.async = true; twitterWidgets.src = 'http://platform.twitter.com/widgets.js'; document.getElementsByTagName('head')[0].appendChild(twitterWidgets); })(); </script> </body> </html>