{"id":8447,"date":"2012-09-24T23:38:40","date_gmt":"2012-09-24T18:08:40","guid":{"rendered":"http:\/\/www.tothenew.com\/blog\/?p=8447"},"modified":"2012-09-25T02:19:36","modified_gmt":"2012-09-24T20:49:36","slug":"gdsl-awesomeness-contributing-methods-with-current-class-return-types-or-parameters","status":"publish","type":"post","link":"https:\/\/www.tothenew.com\/blog\/gdsl-awesomeness-contributing-methods-with-current-class-return-types-or-parameters\/","title":{"rendered":"GDSL Awesomeness &#8211; contributing methods with current class return types or parameters"},"content":{"rendered":"<p>Hi,<\/p>\n<p>&nbsp;<\/p>\n<p>Sometimes we need to contribute dynamically using current target class type.<\/p>\n<p>&nbsp;<\/p>\n<p>Lets take the example of <strong>.get() and .list()<\/strong> methods of Grails domain class.<br \/>\nThe signature of each method is as follows:<\/p>\n<ul>\n<li><strong>public &lt;DomainClassType&gt; get(Long id)<\/strong> , Example: DemoClass.get(1) will return an object of &#8220;DemoClass&#8221;<\/li>\n<li><strong>public List&lt;DomainClassType&gt; list()<\/strong><\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p>The GDSL Script for the above example will be as follows:<br \/>\n[java]<br \/>\nimport com.intellij.patterns.PsiJavaPatterns<br \/>\nimport com.intellij.patterns.PlatformPatterns<\/p>\n<p>\/\/get the context of all files, and enable path matching. Note: Don&#8217;t change anything in context here.<br \/>\ndef ctx = context(<br \/>\n        ctype: PsiJavaPatterns.psiClass().withName(PlatformPatterns.string().matches(\/.*\/))<br \/>\n)  <\/p>\n<p>contributor(ctx) {<br \/>\n    def path = &quot;&quot;<br \/>\n    try {<br \/>\n        path = psiClass.containingFile.originalFile.virtualFile.path<br \/>\n    } catch (Exception e) {<br \/>\n    }<\/p>\n<p>    \/\/Check for Path pattern here<br \/>\n    if (path =~ &quot;.*\/*grails-app\/domain\/.*&quot;) {<br \/>\n    \/\/Contribute to matching classes here.<br \/>\n        method(name: &#8216;get&#8217;, type: psiClass.qualifiedName, params: [id: Long])<br \/>\n        method(name: &#8216;list&#8217;, type: &quot;List&lt;${psiClass.qualifiedName}&gt;&quot;)<br \/>\n    }<br \/>\n}<br \/>\n[\/java]<\/p>\n<p>&nbsp;<\/p>\n<h1>Read Further in the &#8220;GDSL AWESOMENESS&#8221; Series<\/h1>\n<ol>\n<li><a href=\"http:\/\/www.tothenew.com\/blog\/gdsl-awesomeness-introduction-to-gdsl-in-intellij-idea\">GDSL Awesomeness &#8211; Introduction to GDSL in IntelliJ Idea<\/a><\/li>\n<li><a href=\"http:\/\/www.tothenew.com\/blog\/gdsl-awesomeness-understanding-context-and-contributors-in-detail\">GDSL Awesomeness &#8211; Understanding Context And Contributors in Detail<\/a><\/li>\n<li><a href=\"http:\/\/www.tothenew.com\/blog\/gdsl-awesomeness-defining-dynamic-properties-in-a-class\">GDSL Awesomeness &#8211; Defining dynamic property in a class<\/a><\/li>\n<li><a href=\"http:\/\/www.tothenew.com\/blog\/gdsl-awesomeness-defining-dynamic-method-in-a-class\">GDSL Awesomeness &#8211; Defining dynamic method in a class<\/a><\/li>\n<li><a href=\"http:\/\/www.tothenew.com\/blog\/gdsl-awesomeness-adding-hinting-for-missingmethod-implementation\">GDSL Awesomeness &#8211; Adding Hinting for missingMethod implementation<\/a><\/li>\n<li><a href=\"http:\/\/www.tothenew.com\/blog\/gdsl-awesomeness-setting-a-global-context\">GDSL Awesomeness &#8211; Setting a global context<\/a><\/li>\n<li><a href=\"http:\/\/www.tothenew.com\/blog\/gdsl-awesomeness-delegating-closure-calls\">GDSL Awesomeness &#8211; Delegating Closure Calls<\/a><\/li>\n<li><a href=\"http:\/\/www.tothenew.com\/blog\/gdsl-awesomeness-defining-methods-in-a-closure-passed-to-method-of-particular-name\">GDSL Awesomeness &#8211; Defining methods in a closure passed to method of particular name<\/a><\/li>\n<li><a href=\"http:\/\/www.tothenew.com\/blog\/gdsl-awesomeness-defining-properties-in-a-closure-passed-to-method-of-particular-name\">GDSL Awesomeness &#8211; Defining Properties in a closure passed to method of particular name<\/a><\/li>\n<li><a href=\"http:\/\/www.tothenew.com\/blog\/gdsl-awesomeness-contributing-to-classes-which-match-a-pathname-pattern\">GDSL Awesomeness &#8211; Contributing to classes which match a path\/name pattern<\/a><\/li>\n<li><a href=\"http:\/\/www.tothenew.com\/blog\/gdsl-awesomeness-contributing-methods-with-current-class-return-types-or-parameters\">GDSL Awesomeness &#8211; contributing methods with current class return types or parameters<\/a><\/li>\n<li><a href=\"http:\/\/www.tothenew.com\/blog\/gdsl-awesomeness-autocomplete-script-for-grails-mail-plugin-sendmail-closure\">GDSL Awesomeness &#8211; AutoComplete Script for grails-Mail-Plugin &#8220;sendMail&#8221; closure<\/a><\/li>\n<li><a href=\"http:\/\/www.tothenew.com\/blog\/gdsl-awesomeness-getting-code-of-a-method-or-field-in-gdsl-script\">GDSL Awesomeness &#8211; Getting Code of a method or Field in GDSL Script<\/a><\/li>\n<li><a href=\"http:\/\/www.tothenew.com\/blog\/gdsl-awesomeness-advanced-example-showing-domain-properties-implementation\">GDSL Awesomeness &#8211; Advanced Example showing domain properties implementation<\/a><\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>Hope It Helped.<br \/>\n<b>Kushal Likhi<\/b><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Hi, &nbsp; Sometimes we need to contribute dynamically using current target class type. &nbsp; Lets take the example of .get() and .list() methods of Grails domain class. The signature of each method is as follows: public &lt;DomainClassType&gt; get(Long id) , Example: DemoClass.get(1) will return an object of &#8220;DemoClass&#8221; public List&lt;DomainClassType&gt; list() &nbsp; The GDSL Script [&hellip;]<\/p>\n","protected":false},"author":28,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"iawp_total_views":13},"categories":[7],"tags":[1057,9,692,691,1059,1060,1058],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.tothenew.com\/blog\/wp-json\/wp\/v2\/posts\/8447"}],"collection":[{"href":"https:\/\/www.tothenew.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.tothenew.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.tothenew.com\/blog\/wp-json\/wp\/v2\/users\/28"}],"replies":[{"embeddable":true,"href":"https:\/\/www.tothenew.com\/blog\/wp-json\/wp\/v2\/comments?post=8447"}],"version-history":[{"count":0,"href":"https:\/\/www.tothenew.com\/blog\/wp-json\/wp\/v2\/posts\/8447\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.tothenew.com\/blog\/wp-json\/wp\/v2\/media?parent=8447"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.tothenew.com\/blog\/wp-json\/wp\/v2\/categories?post=8447"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.tothenew.com\/blog\/wp-json\/wp\/v2\/tags?post=8447"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}