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## org.codehaus.groovy.grails.plugins.web.taglib
[Groovy] Class ApplicationTagLib

    java.lang.Object
      org.codehaus.groovy.grails.plugins.web.taglib.ApplicationTagLib

All Implemented Interfaces:
  org.springframework.context.ApplicationContextAware, GrailsApplicationAware, org.springframework.beans.factory.InitializingBean

    @Artefact("TagLibrary")
    class ApplicationTagLib
    extends java.lang.Object

The base application tag library for Grails many of which take inspiration from Rails helpers (thanks guys! :) This tag library tends to get extended by others as tags within here can be re-used in said libraries

Authors:
  Graeme Rocher

Property Summary
`static java.lang.Object` | `LINK_WRITERS`
`static java.lang.Object` | `SCOPES`
`static java.lang.Object` | `SUPPORTED_TYPES`
`org.springframework.context.ApplicationContext` | `applicationContext`
`groovy.lang.Closure` | `applyCodec`
`groovy.lang.Closure` | `cookie` Obtains the value of a cookie.
`groovy.lang.Closure` | `createLink` Creates a grails application link from a set of attributes.
`groovy.lang.Closure` | `createLinkTo` Creates a link to a resource, generally used as a method rather than a tag.
`groovy.lang.Closure` | `external` Render the appropriate kind of external link for use in based on the type of the URI.
`GrailsApplication` | `grailsApplication`
`UrlMappingsHolder` | `grailsUrlMappingsHolder`
`boolean` | `hasResourceProcessor`
`groovy.lang.Closure` | `header` Renders the specified request header value.
`groovy.lang.Closure` | `img` Render an img tag with src set to a static resource attr: dir Optional name of resource directory, defaults to "images" attr: file Name of resource file (optional if uri specified) attr: plugin Optional the name of the grails plugin if the resource is not part of the application @attr uri Optional app-relative URI path of the resource if not using dir/file attributes - only if Resources plugin is in use
`groovy.lang.Closure` | `join` Uses the Groovy JDK join method to concatenate the toString() representation of each item in this collection with the given separator.
`groovy.lang.Closure` | `link` General linking to controllers, actions etc.
`LinkGenerator` | `linkGenerator`
`groovy.lang.Closure` | `meta` Output application metadata that is loaded from application.properties.
`GrailsPluginManager` | `pluginManager`
`org.springframework.web.servlet.support.RequestDataValueProcessor` | `requestDataValueProcessor`
`groovy.lang.Closure` | `resource` Creates a link to a resource, generally used as a method rather than a tag.
`static java.lang.Object` | `returnObjectForTags`
`groovy.lang.Closure` | `set` Sets a variable in the pageContext or the specified scope.
`boolean` | `useJsessionId`
`groovy.lang.Closure` | `withTag` Helper method for creating tags called like:
        withTag(name:'script',attrs:[type:'text/javascript']) {
        ...
        }
attr: name REQUIRED the tag name @attr attrs tag attributes

Method Summary
`void` | `afterPropertiesSet()`
`static java.lang.String` | `attrsToString(java.util.Map attrs)`
`static java.lang.Object` | `getAttributesToRender(java.lang.Object constants, java.lang.Object attrs)`
`java.lang.String` | `processedUrl(java.lang.String link, java.lang.Object request)` Filters the url through the RequestDataValueProcessor bean if it is registered.
`protected java.lang.Object` | `renderResourceLink(java.lang.Object attrs)` attr: uri @attr type

Methods inherited from class java.lang.Object
java.lang.Object#wait(long, int), java.lang.Object#wait(long), java.lang.Object#wait(), java.lang.Object#equals(java.lang.Object), java.lang.Object#toString(), java.lang.Object#hashCode(), java.lang.Object#getClass(), java.lang.Object#notify(), java.lang.Object#notifyAll()

Property Detail

### LINK_WRITERS

    static java.lang.Object LINK_WRITERS

### SCOPES

    static final java.lang.Object SCOPES

### SUPPORTED_TYPES

    static java.lang.Object SUPPORTED_TYPES

### applicationContext

    org.springframework.context.ApplicationContext applicationContext

### applyCodec

    groovy.lang.Closure applyCodec

### cookie

    groovy.lang.Closure cookie

  Obtains the value of a cookie.
  emptyTag:
    @attr name REQUIRED the cookie name

### createLink

    groovy.lang.Closure createLink

  Creates a grails application link from a set of attributes. This link can then be included in links, ajax calls etc. Generally used as a method call rather than a tag eg.
  <a href="${createLink(action:'list')}">List</a>
  emptyTag:
    @attr controller The name of the controller to use in the link, if not specified the current controller will be linked
  attr:
    action The name of the action to use in the link, if not specified the default action will be linked
  attr:
    uri relative URI
  attr:
    url A map containing the action,controller,id etc.
  attr:
    base Sets the prefix to be added to the link target address, typically an absolute server URL. This overrides the behaviour of the absolute property, if both are specified.
  attr:
    absolute If set to "true" will prefix the link target address with the value of the grails.serverURL property from Config, or http://localhost:<port> if no value in Config and not running in production.
  attr:
    id The id to use in the link
  attr:
    fragment The link fragment (often called anchor tag) to use
  attr:
    params A map containing URL query parameters
  attr:
    mapping The named URL mapping to use to rewrite the link
  attr:
    event Webflow _eventId parameter

### createLinkTo

    groovy.lang.Closure createLinkTo

  Creates a link to a resource, generally used as a method rather than a tag.
  eg. <link type="text/css" href="${createLinkTo(dir:'css',file:'main.css')}" />
  emptyTag:

### external

    groovy.lang.Closure external

  Render the appropriate kind of external link for use in based on the type of the URI. For JS will render