Example usage for org.springframework.hateoas Links getLink

Introduction

In this page you can find the example usage for org.springframework.hateoas Links getLink.

Prototype

public Optional<Link> getLink(LinkRelation rel) 

Source Link

Document

Returns the Link with the given rel.

Usage

From source file:example.springdata.rest.stores.StarbucksClient.java

@Test
public void accessServiceUsingRestTemplate() {

    // Access root resource

    URI uri = URI.create(String.format(SERVICE_URI, port));
    RequestEntity<Void> request = RequestEntity.get(uri).accept(HAL_JSON).build();
    Resource<Object> rootLinks = restOperations.exchange(request, new ResourceType<Object>() {
    }).getBody();//from  w  w  w  .  j a v  a  2 s.com
    Links links = new Links(rootLinks.getLinks());

    // Follow stores link

    Link storesLink = links.getLink("stores").expand();
    request = RequestEntity.get(URI.create(storesLink.getHref())).accept(HAL_JSON).build();
    Resources<Store> stores = restOperations.exchange(request, new ResourcesType<Store>() {
    }).getBody();

    stores.getContent().forEach(store -> log.info("{} - {}", store.name, store.address));
}

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From source file:org.springframework.data.rest.webmvc.PersistentEntityResourceAssemblerIntegrationTests.java

/**
 * @see DATAREST-609//from www . j a v  a  2  s  .  c  o  m
 */
@Test
public void addsSelfAndSingleResourceLinkToResourceByDefault() throws Exception {

    Projector projector = mock(Projector.class);

    when(projector.projectExcerpt(anyObject())).thenAnswer(new ReturnsArgumentAt(0));

    PersistentEntityResourceAssembler assembler = new PersistentEntityResourceAssembler(entities, projector,
            associations,
            new DefaultSelfLinkProvider(entities, entityLinks, Collections.<EntityLookup<?>>emptyList()));

    User user = new User();
    user.id = BigInteger.valueOf(4711);

    PersistentEntityResource resource = assembler.toResource(user);

    Links links = new Links(resource.getLinks());

    assertThat(links, is(Matchers.<Link>iterableWithSize(2)));
    assertThat(links.getLink("self").getVariables(), is(Matchers.empty()));
    assertThat(links.getLink("user").getVariableNames(), is(hasItem("projection")));
}

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