Added support for deploy keys.

src/main/java/org/gitlab4j/api/GitLabApi.java

@@ -29,6 +29,7 @@ public class GitLabApi {
     private ApiVersion apiVersion;
     private int defaultPerPage = DEFAULT_PER_PAGE;
     private CommitsApi commitsApi;
+    private DeployKeysApi deployKeysApi;
     private GroupApi groupApi;
     private MergeRequestApi mergeRequestApi;
     private NamespaceApi namespaceApi;
@@ -181,6 +182,7 @@ public class GitLabApi {
         this.apiVersion = apiVersion;
         apiClient = new GitLabApiClient(apiVersion, hostUrl, privateToken, secretToken, clientConfigProperties);
         commitsApi = new CommitsApi(this);
+        deployKeysApi = new DeployKeysApi(this);
         groupApi = new GroupApi(this);
         mergeRequestApi = new MergeRequestApi(this);
         namespaceApi = new NamespaceApi(this);
@@ -293,6 +295,16 @@ public class GitLabApi {
         return (commitsApi);
     }
 
+    /**
+     * Gets the DeployKeysApi instance owned by this GitLabApi instance. The DeployKeysApi is used
+     * to perform all deploy key related API calls.
+     *
+     * @return the CommitsApi instance owned by this GitLabApi instance
+     */
+    public DeployKeysApi getDeployKeysApi() {
+        return (deployKeysApi);
+    }
+
     /**
      * Gets the MergeRequestApi instance owned by this GitLabApi instance. The MergeRequestApi is used
      * to perform all merge request related API calls.

src/test/java/org/gitlab4j/api/TestGitLabApiBeans.java

@@ -35,6 +35,7 @@ import org.gitlab4j.api.models.Branch;
 import org.gitlab4j.api.models.Comment;
 import org.gitlab4j.api.models.Commit;
 import org.gitlab4j.api.models.CompareResults;
+import org.gitlab4j.api.models.DeployKey;
 import org.gitlab4j.api.models.Diff;
 import org.gitlab4j.api.models.Event;
 import org.gitlab4j.api.models.Group;
@@ -194,6 +195,21 @@ public class TestGitLabApiBeans {
         }
     }
 
+    @Test
+    public void testDeployKeys() {
+
+        try {
+
+            InputStreamReader reader = new InputStreamReader(GitLabApi.class.getResourceAsStream("deploy-keys.json"));
+            ObjectMapper objectMapper = jacksonJson.getContext(null);
+            List<DeployKey> deployKeys = objectMapper.readValue(reader, new TypeReference<List<DeployKey>>() {});
+            assertTrue(compareJson(deployKeys, "deploy-keys"));
+
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+    }
+
     @Test
     public void testArtifactsFile() {
 
@@ -355,8 +371,7 @@ public class TestGitLabApiBeans {
 
             InputStreamReader reader = new InputStreamReader(GitLabApi.class.getResourceAsStream("tree.json"));
             ObjectMapper objectMapper = jacksonJson.getContext(null);
-            List<TreeItem> tree = objectMapper.readValue(reader, new TypeReference<List<TreeItem>>() {
-            });
+            List<TreeItem> tree = objectMapper.readValue(reader, new TypeReference<List<TreeItem>>() {});
             assertTrue(compareJson(tree, "tree"));
 
         } catch (Exception e) {