Add support for draft-aaron-acme-profiles

acme4j-client/src/main/java/org/shredzone/acme4j/Order.java

@@ -437,6 +437,16 @@ public class Order extends AcmeJsonResource implements PollableResource {
         }
     }
 
+    /**
+     * Returns the selected profile.
+     *
+     * @since 2.3
+     * @throws AcmeNotSupportedException if profile is not supported
+     */
+    public String getProfile() {
+        return getJSON().getFeature("profile").toString();
+    }
+
     @Override
     protected void invalidate() {
         super.invalidate();

acme4j-client/src/test/java/org/shredzone/acme4j/OrderBuilderTest.java

@@ -116,6 +116,8 @@ public class OrderBuilderTest {
                     .isThrownBy(order::getAutoRenewalLifetimeAdjust);
             softly.assertThatExceptionOfType(AcmeNotSupportedException.class)
                     .isThrownBy(order::isAutoRenewalGetEnabled);
+            softly.assertThatExceptionOfType(AcmeNotSupportedException.class)
+                    .isThrownBy(order::getProfile);
             softly.assertThat(order.getLocation()).isEqualTo(locationUrl);
             softly.assertThat(order.getAuthorizations()).isNotNull();
             softly.assertThat(order.getAuthorizations()).hasSize(2);
@@ -369,11 +371,16 @@ public class OrderBuilderTest {
         provider.putTestResource(Resource.NEW_ORDER, resourceUrl);
 
         var account = new Account(login);
-        account.newOrder()
+        var order = account.newOrder()
                 .domain("example.org")
                 .profile("classic")
                 .create();
 
+        try (var softly = new AutoCloseableSoftAssertions()) {
+            softly.assertThat(order.getProfile()).isEqualTo("classic");
+        }
+
+        provider.close();
         provider.close();
     }
 

acme4j-client/src/test/java/org/shredzone/acme4j/OrderTest.java

@@ -90,6 +90,8 @@ public class OrderTest {
                     .isThrownBy(order::getAutoRenewalLifetimeAdjust);
             softly.assertThatExceptionOfType(AcmeNotSupportedException.class)
                     .isThrownBy(order::isAutoRenewalGetEnabled);
+            softly.assertThatExceptionOfType(AcmeNotSupportedException.class)
+                    .isThrownBy(order::getProfile);
 
             softly.assertThat(order.getError()).isNotEmpty();
             softly.assertThat(order.getError().orElseThrow().getType())