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Moved al HATEOAS related code from spring-rest-full module to spring-boot-rest

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This commit is contained in:
Ger Roza
2019-02-14 11:54:35 -02:00
parent 69e29b364d
commit f8f78afe85
11 changed files with 12 additions and 125 deletions
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spring-rest-full/src/main/java/org/baeldung/web/controller/FooController.java
-2
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@@ -7,7 +7,6 @@ import javax.servlet.http.HttpServletResponse;
import org.baeldung.persistence.model.Foo;
import org.baeldung.persistence.service.IFooService;
import org.baeldung.web.hateoas.event.ResourceCreatedEvent;
import org.baeldung.web.hateoas.event.SingleResourceRetrievedEvent;
import org.baeldung.web.util.RestPreconditions;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.ApplicationEventPublisher;
@@ -53,7 +52,6 @@ public class FooController {
public Foo findById(@PathVariable("id") final Long id, final HttpServletResponse response) {
final Foo resourceById = RestPreconditions.checkFound(service.findOne(id));
eventPublisher.publishEvent(new SingleResourceRetrievedEvent(this, response));
return resourceById;
}
spring-rest-full/src/main/java/org/baeldung/web/controller/RootController.java
-20
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@@ -1,22 +1,14 @@
package org.baeldung.web.controller;
import java.net.URI;
import java.util.Map;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.baeldung.web.metric.IActuatorMetricService;
import org.baeldung.web.metric.IMetricService;
import org.baeldung.web.util.LinkUtil;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.HttpStatus;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.bind.annotation.ResponseStatus;
import org.springframework.web.util.UriTemplate;
@Controller
@RequestMapping(value = "/auth/")
@@ -34,18 +26,6 @@ public class RootController {
// API
// discover
@RequestMapping(value = "admin", method = RequestMethod.GET)
@ResponseStatus(value = HttpStatus.NO_CONTENT)
public void adminRoot(final HttpServletRequest request, final HttpServletResponse response) {
final String rootUri = request.getRequestURL().toString();
final URI fooUri = new UriTemplate("{rootUri}/{resource}").expand(rootUri, "foo");
final String linkToFoo = LinkUtil.createLinkHeader(fooUri.toASCIIString(), "collection");
response.addHeader("Link", linkToFoo);
}
@RequestMapping(value = "/metric", method = RequestMethod.GET)
@ResponseBody
public Map getMetric() {
spring-rest-full/src/main/java/org/baeldung/web/hateoas/event/SingleResourceRetrievedEvent.java
-22
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@@ -1,22 +0,0 @@
package org.baeldung.web.hateoas.event;
import javax.servlet.http.HttpServletResponse;
import org.springframework.context.ApplicationEvent;
public class SingleResourceRetrievedEvent extends ApplicationEvent {
private final HttpServletResponse response;
public SingleResourceRetrievedEvent(final Object source, final HttpServletResponse response) {
super(source);
this.response = response;
}
// API
public HttpServletResponse getResponse() {
return response;
}
}
spring-rest-full/src/main/java/org/baeldung/web/hateoas/listener/SingleResourceRetrievedDiscoverabilityListener.java
-34
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@@ -1,34 +0,0 @@
package org.baeldung.web.hateoas.listener;
import javax.servlet.http.HttpServletResponse;
import org.baeldung.web.hateoas.event.SingleResourceRetrievedEvent;
import org.baeldung.web.util.LinkUtil;
import org.springframework.context.ApplicationListener;
import org.springframework.stereotype.Component;
import org.springframework.web.servlet.support.ServletUriComponentsBuilder;
import com.google.common.base.Preconditions;
import com.google.common.net.HttpHeaders;
@Component
class SingleResourceRetrievedDiscoverabilityListener implements ApplicationListener<SingleResourceRetrievedEvent> {
@Override
public void onApplicationEvent(final SingleResourceRetrievedEvent resourceRetrievedEvent) {
Preconditions.checkNotNull(resourceRetrievedEvent);
final HttpServletResponse response = resourceRetrievedEvent.getResponse();
addLinkHeaderOnSingleResourceRetrieval(response);
}
void addLinkHeaderOnSingleResourceRetrieval(final HttpServletResponse response) {
final String requestURL = ServletUriComponentsBuilder.fromCurrentRequestUri().build().toUri().toASCIIString();
final int positionOfLastSlash = requestURL.lastIndexOf("/");
final String uriForResourceCreation = requestURL.substring(0, positionOfLastSlash);
final String linkHeaderValue = LinkUtil.createLinkHeader(uriForResourceCreation, "collection");
response.addHeader(HttpHeaders.LINK, linkHeaderValue);
}
}