Spring injection with java annotation?

Alberto Sfolcini <a.sfolcini@gmail.com>
Thu, 24 Apr 2008 05:46:20 -0700 (PDT)

I am wondering if I can use an annotation to inject property and avoid
to write getters and setters for each property.

Let's suppose my spring's bean looks like:

<bean id="test" class="foo.bar.Test">
    <property name="debug" value="true"/>
    <property name="firstname" value="Bill" />
    <property name="lastname" value="Gates" />

The Test class should look like:

public class Test{
   private boolean debug;
   private String firstname;
   private String lastname;

   // Setters and getters...

   public void setFirstname(String furstname) {
      this.firstname = firstname;

  etc etc...


What I would like to obtain is to avoid the setters and getters
methods by using an annotation:

public class Test{
   @Inject(name="debug", optional="false")
   private boolean debug;
   private String firstname;
   private String lastname;

So, let's see the @Inject interface:

public @interface Inject {
    String name() default "";
    boolean optional() default false;

Now, what I am missing is the injection engine, that should be written
in a class that extends the ApplicationContext I guess.

Can somebody give some help?


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