Constructor for creating a Registration with a location URI

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

@@ -28,6 +28,20 @@ public class Registration {
     private URI agreement;
     private URI location;
 
+    /**
+     * Create an empty {@link Registration}.
+     */
+    public Registration() {
+        // default constructor
+    }
+
+    /**
+     * Create a {@link Registration} for the given location URI.
+     */
+    public Registration(URI location) {
+        this.location = location;
+    }
+
     /**
      * Returns the URI of the agreement document the user is required to accept.
      */

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

@@ -49,4 +49,16 @@ public class RegistrationTest {
         assertThat(registration.getContacts(), contains("mailto:foo@example.com", "mailto:bar@example.com"));
     }
 
+    /**
+     * Test constructors;
+     */
+    @Test
+    public void testConstructor() throws URISyntaxException {
+        Registration registration1 = new Registration();
+        assertThat(registration1.getLocation(), is(nullValue()));
+
+        Registration registration2 = new Registration(new URI("http://example.com/acme/12345"));
+        assertThat(registration2.getLocation(), is(new URI("http://example.com/acme/12345")));
+    }
+
 }