JavaServer ^TM Faces Release Notes
Change Log

1    package com.sun.faces.spi;
2    
3    import com.sun.faces.util.Util;
4    
5    /**
6     * <p><code>InjectionProvider</code>s that implement this interface
7     * can be configured via <code>META-INF/services/com.sun.faces.spi.InjectionProvider</code>.
8     *
9     * <p>The format of the configuration entries is:</p>
10    * <ul>
11    *   <li><code>&lt;InjectionProviderClassName&gt;:&lt;DelegateClassName&gt;</code></li>
12    * <ul>
13    *
14    * <p>Example:</p}
15    * <ul>
16    *    <li><code>com.sun.faces.vendor.GlassFishInjectionProvider:com.sun.enterprise.InjectionManager</code></li>
17    * </ul>
18    *
19    * <p>Multiple <code>DiscoverableInjectionProvider</code>s can be configured
20    * within a single services entry.</p>
21    */
22   public abstract class DiscoverableInjectionProvider implements InjectionProvider {
23   
24   
25       /**
26        * @param delegateClass the name of the delegate used by the
27        *  <code>InjectionProvider</code> implementation.
28        * @return returns <code>true</code> if the
29        *  <code>InjectionProvider</code> instance
30        *  is appropriate for the container its currently
31        *  deployed within, otherwise return <code>false</code>
32        */
33       public static boolean isInjectionFeatureAvailable(String delegateClass) {
34   
35           try {
36               Util.loadClass(delegateClass, null);
37               return true;
38           } catch (Exception e) {
39               return false;
40           }
41   
42       }
43   
44   }
45