package  faces;

 import  javax.faces.component.UIComponentBase;
 import  javax.faces.context.ExternalContext;
 import  javax.faces.context.FacesContext;
 import  javax.faces.context.ResponseWriter;
 import  javax.servlet.RequestDispatcher;
 import  javax.servlet.ServletException;
 import  javax.servlet.http.HttpServletRequest;
 import  javax.servlet.http.HttpServletResponse;
 import  javax.servlet.http.HttpServletResponseWrapper;
 import  java.io.IOException;
 import  java.io.PrintWriter;

 public   class  IncludeComponent  extends  UIComponentBase {
	 private  String page =  null ;

	 public  String getPage() {
		 return  page;
	}

	 public   void  setPage(String page) {
		 this .page = page;
	}

	 public  String getFamily() {
		 return  "fotobank.Include";
	}

	 public   void  encodeBegin(FacesContext context)  throws  IOException {
		 this .page = (String)  this .getAttributes().get("page");
		 try  {
			ExternalContext externalContext = getFacesContext
					().getExternalContext();
			HttpServletRequest req = (HttpServletRequest)
					externalContext.getRequest();
			HttpServletResponse res = (HttpServletResponse)
					externalContext.getResponse();
			String path = getPage();

			// temp debugging code
			 if  (path ==  null ) {
				System.out.println("page is null");
				 return ;
			}

			RequestDispatcher requestDispatcher = req.getRequestDispatcher(path);

			// ResponseWrapper extends HttpServletResponseWrapper and  substitutes the Faces ResponseWriter for the ServletOutputStream
			requestDispatcher.include(req,  new  ResponseWrapper(context.getResponseWriter(), res));
		}
		 catch  (ServletException e) {
			 throw   new  IOException();
		}
	}

	 public  Object saveState(FacesContext facesContext) {
		Object[] state =  new  Object[ 2 ];
		state[ 0 ] =  super .saveState(facesContext);
		state[ 1 ] =  this .page;
		 return  state;
	}

	 public   void  restoreState(FacesContext facesContext, Object o) {
		 if  (o!= null ) {
			Object[] objects = (Object[]) o;
			 super .restoreState(facesContext, objects[ 0 ]);
			 if  (objects[ 1 ]!= null ) {
				 this .page = (String) objects[ 1 ];
			}
		}
	}

	 class  ResponseWrapper  extends  HttpServletResponseWrapper {

		 private  PrintWriter writer;

		 public  ResponseWrapper(ResponseWriter writer, HttpServletResponse httpServletResponse) {
			 super (httpServletResponse);
			 this .writer =  new  PrintWriter(writer);
		}

		 public  PrintWriter getWriter()  throws  IOException {
			 return  writer;
		}
	}
}