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restored UserResource.java

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git-svn-id: svn://anubis/gvsu@277 45c1a28c-8058-47b2-ae61-ca45b979098e
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josh 2008-11-29 16:55:10 +00:00
parent fe87ea7e8f
commit 3a2b1ab9b9
1 changed files with 94 additions and 177 deletions
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127
cs656/lab4/UserResource.java
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@ -1,12 +1,11 @@
//---------------------------------------------------------------------- //----------------------------------------------------------------------
// //
// Filename: BookResource.java // Filename: UserResource.java
// Description: // Description:
// //
// $Id:$ // $Id:$
// //
//---------------------------------------------------------------------- //----------------------------------------------------------------------
package edu.gvsu.cis.rest.example;
import java.io.IOException; import java.io.IOException;
@ -15,97 +14,73 @@ import org.restlet.data.Form;
import org.restlet.data.MediaType; import org.restlet.data.MediaType;
import org.restlet.data.Request; import org.restlet.data.Request;
import org.restlet.data.Response; import org.restlet.data.Response;
import org.restlet.resource.Resource;
import org.restlet.data.Status; import org.restlet.data.Status;
import org.restlet.resource.DomRepresentation; import org.restlet.resource.DomRepresentation;
import org.restlet.resource.Representation; import org.restlet.resource.Representation;
import org.restlet.resource.Variant; import org.restlet.resource.Variant;
public class UserResource extends Resource
{
/** public UserResource(Context context, Request request, Response response)
*
* Book Resource. This handles HTTP requests against a specific Book resource.
* e.g. URIs of the form /v1/books/{id}
*
* @author Jonathan Engelsma
*
*/
public class BookResource extends BaseResource {
private Book book;
/**
* Load up the book resource data that is being called on.
* @param context Context of the HTTP request.
* @param request The HTTP request.
* @param response The HTTP response that will be returned to the caller.
*/
public BookResource(Context context, Request request, Response response)
{ {
super(context, request, response); super(context, request, response);
System.out.println("In BookResource");
String id = (String) request.getAttributes().get("id"); String id = (String) request.getAttributes().get("id");
this.book = findBook(id);
if(this.book != null) {
getVariants().add(new Variant(MediaType.TEXT_XML)); getVariants().add(new Variant(MediaType.TEXT_XML));
} }
}
/** /**
* handle HTTP GET requests. Return an XML representation of the book resource. * handle HTTP GET requests.
*/ */
@Override @Override
public Representation getRepresentation(Variant variant) public Representation getRepresentation(Variant variant)
{ {
DomRepresentation rep=null; DomRepresentation rep = null;
if (variant.getMediaType().equals(MediaType.TEXT_XML)){ if (variant.getMediaType().equals(MediaType.TEXT_XML))
try { {
if (book!=null){ try
rep = book.getDomRepresentation(); {
}
else{
rep = new DomRepresentation(MediaType.TEXT_XML); rep = new DomRepresentation(MediaType.TEXT_XML);
getResponse().setStatus(Status.CLIENT_ERROR_NOT_FOUND); getResponse().setStatus(Status.CLIENT_ERROR_NOT_FOUND);
//TODO: we need to return a 404 here.
//Error.embedErrorInResponse(rep.getDocument(),MediaType.TEXT_XML,Error.ErrorCode.RESOURCE_UNDEFINED);
}
rep.getDocument().normalizeDocument(); rep.getDocument().normalizeDocument();
}
} catch (IOException e){ catch (IOException e)
{
e.printStackTrace(); e.printStackTrace();
} }
} }
return rep; return rep;
} }
@Override @Override
public boolean allowDelete() { public boolean allowDelete()
{
return true; return true;
} }
/**
* Handle an HTTP DELETE request. Delete the book resource.
*/
@Override @Override
public void delete() public void delete()
{ {
if (this.book != null) { /*
if (this.book != null)
{
getContainer().delete(this.book); getContainer().delete(this.book);
// TODO: need to delete the book reviews here as well.
getContainer().commit(); getContainer().commit();
getResponse().setStatus(Status.SUCCESS_OK); getResponse().setStatus(Status.SUCCESS_OK);
} else { } else {
getResponse().setStatus(Status.CLIENT_ERROR_NOT_FOUND); getResponse().setStatus(Status.CLIENT_ERROR_NOT_FOUND);
} }
*/
} }
/** /**
* PUT is implemented. * PUT is implemented.
*/ */
@Override @Override
public boolean allowPut() { public boolean allowPut()
// TODO Auto-generated method stub {
return true; return true;
} }
@ -115,63 +90,5 @@ public class BookResource extends BaseResource {
@Override @Override
public void put(Representation entity) public void put(Representation entity)
{ {
try {
if (entity.getMediaType().equals(MediaType.APPLICATION_WWW_FORM, true) && (this.book != null)) {
// Parse the entity as a web form
Form form = new Form(entity);
// update the loaded Book object
String value = form.getFirstValue("book[authors]");
if (value != null) {
book.setAuthors(value);
} }
value = form.getFirstValue("book[isbn]");
if(value != null) {
book.setIsbn(value);
}
value = form.getFirstValue("book[title]");
if(value != null) {
book.setTitle(value);
}
value = form.getFirstValue("book[publisher]");
if(value != null) {
book.setPublisher(value);
}
value = form.getFirstValue("book[year]");
if (value != null ) {
book.setYear(value);
}
// commit the changes.
getContainer().set(book);
getContainer().commit();
getResponse().setStatus(Status.SUCCESS_OK);
getResponse().setEntity(this.book.getDomRepresentation());
} else {
// Intentionnally hide the bookmark existence
getResponse().setStatus(Status.CLIENT_ERROR_NOT_FOUND);
}
} catch (IOException e) {
getResponse().setStatus(Status.CLIENT_ERROR_BAD_REQUEST);
e.printStackTrace();
}
}
/**
* Returns the book instance.
* @return a reference to a Book instance.
*/
public Book getBook() {
return this.book;
}
} }