[news.eclipse.newcomer] How to get all the resources under a project?

["robbin" <lgw198412@xxxxxxxxx>]

IResource[] resources = myProject.members();

    for(int i =0;i<resources.length;i++){
     if(resources[i].getType()==IResource.FOLDER){
         IResourceProxyVisitor visitor = new IResourceProxyVisitor(){
          public boolean visit( IResourceProxy proxy){
           proxy.requestResource();
           return true;
          };
        };
        resources[i].accept(visitor,IResource.NONE);
     }
    }
My code is Above.
I don't know how to traversing the tree under the resources[i]?