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Nullable HttpMethod parameter only on internal doExecute delegate 

Issue: SPR-15540
This commit is contained in:
Juergen Hoeller 2018-05-01 23:52:12 +02:00
parent 21fad8e205
commit f8c2d7ab51
1 changed files with 6 additions and 15 deletions
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21
spring-web/src/main/java/org/springframework/web/client/RestTemplate.java
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@ -655,23 +655,19 @@ public class RestTemplate extends InterceptingHttpAccessor implements RestOperat
public <T> ResponseEntity<T> exchange(RequestEntity<?> requestEntity, Class<T> responseType)
throws RestClientException {
Assert.notNull(requestEntity, "RequestEntity must not be null");
RequestCallback requestCallback = httpEntityCallback(requestEntity, responseType);
ResponseExtractor<ResponseEntity<T>> responseExtractor = responseEntityExtractor(responseType);
return nonNull(execute(requestEntity.getUrl(), requestEntity.getMethod(), requestCallback, responseExtractor));
return nonNull(doExecute(requestEntity.getUrl(), requestEntity.getMethod(), requestCallback, responseExtractor));
}
@Override
public <T> ResponseEntity<T> exchange(RequestEntity<?> requestEntity, ParameterizedTypeReference<T> responseType)
throws RestClientException {
Assert.notNull(requestEntity, "RequestEntity must not be null");
Type type = responseType.getType();
RequestCallback requestCallback = httpEntityCallback(requestEntity, type);
ResponseExtractor<ResponseEntity<T>> responseExtractor = responseEntityExtractor(type);
return nonNull(execute(requestEntity.getUrl(), requestEntity.getMethod(), requestCallback, responseExtractor));
return nonNull(doExecute(requestEntity.getUrl(), requestEntity.getMethod(), requestCallback, responseExtractor));
}
@ -698,7 +694,7 @@ public class RestTemplate extends InterceptingHttpAccessor implements RestOperat
@Override
@Nullable
public <T> T execute(URI url, @Nullable HttpMethod method, @Nullable RequestCallback requestCallback,
public <T> T execute(URI url, HttpMethod method, @Nullable RequestCallback requestCallback,
@Nullable ResponseExtractor<T> responseExtractor) throws RestClientException {
return doExecute(url, method, requestCallback, responseExtractor);
@ -718,8 +714,8 @@ public class RestTemplate extends InterceptingHttpAccessor implements RestOperat
protected <T> T doExecute(URI url, @Nullable HttpMethod method, @Nullable RequestCallback requestCallback,
@Nullable ResponseExtractor<T> responseExtractor) throws RestClientException {
Assert.notNull(url, "'url' must not be null");
Assert.notNull(method, "'method' must not be null");
Assert.notNull(url, "URI is required");
Assert.notNull(method, "HttpMethod is required");
ClientHttpResponse response = null;
try {
ClientHttpRequest request = createRequest(url, method);
@ -728,12 +724,7 @@ public class RestTemplate extends InterceptingHttpAccessor implements RestOperat
}
response = request.execute();
handleResponse(url, method, response);
if (responseExtractor != null) {
return responseExtractor.extractData(response);
}
else {
return null;
}
return (responseExtractor != null ? responseExtractor.extractData(response) : null);
}
catch (IOException ex) {
String resource = url.toString();