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#258 - Traverson now exposes default configuration per media types.

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Introduced Traverson.getDefaultMessageConverters(…) to be able to obtain the list of default HttpMessageConverters depending on the given media types. Added overloads for varargs as well as a List for consistency.
This commit is contained in:
Oliver Gierke
2015-02-26 21:25:31 +01:00
parent 78fb2c4bc1
commit 912337669a
2 changed files with 70 additions and 5 deletions
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40
src/main/java/org/springframework/hateoas/client/Traverson.java
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@@ -83,18 +83,47 @@ public class Traverson {
* @param mediaType must not be {@literal null} or empty.
*/
public Traverson(URI baseUri, MediaType... mediaTypes) {
this(baseUri, Arrays.asList(mediaTypes));
}
/**
* Creates a new {@link Traverson} interacting with the given base URI and using the given {@link MediaType}s to
* interact with the service.
*
* @param baseUri must not be {@literal null}.
* @param mediaType must not be {@literal null} or empty.
*/
public Traverson(URI baseUri, List<MediaType> mediaTypes) {
Assert.notNull(baseUri, "Base URI must not be null!");
Assert.notEmpty(mediaTypes, "At least one media type must be given!");
this.mediaTypes = Arrays.asList(mediaTypes);
this.mediaTypes = mediaTypes;
this.baseUri = baseUri;
this.discoverers = DEFAULT_LINK_DISCOVERERS;
setRestOperations(createDefaultTemplate(this.mediaTypes));
}
private static final RestOperations createDefaultTemplate(List<MediaType> mediaTypes) {
/**
* Returns all {@link HttpMessageConverter}s that will be registered for the given {@link MediaType}s by default.
*
* @param mediaTypes must not be {@literal null}.
* @return
*/
public static List<HttpMessageConverter<?>> getDefaultMessageConverters(MediaType... mediaTypes) {
return getDefaultMessageConverters(Arrays.asList(mediaTypes));
}
/**
* Returns all {@link HttpMessageConverter}s that will be registered for the given {@link MediaType}s by default.
*
* @param mediaTypes must not be {@literal null}.
* @return
*/
public static List<HttpMessageConverter<?>> getDefaultMessageConverters(List<MediaType> mediaTypes) {
Assert.notNull(mediaTypes, "Media types must not be null!");
List<HttpMessageConverter<?>> converters = new ArrayList<HttpMessageConverter<?>>();
converters.add(new StringHttpMessageConverter(Charset.forName("UTF-8")));
@@ -103,8 +132,13 @@ public class Traverson {
converters.add(getHalConverter());
}
return converters;
}
private static final RestOperations createDefaultTemplate(List<MediaType> mediaTypes) {
RestTemplate template = new RestTemplate();
template.setMessageConverters(converters);
template.setMessageConverters(getDefaultMessageConverters(mediaTypes));
return template;
}