Recursive file tree from repo (#184)

* Recursive option on repository tree

* added path attribute to Repoclass

src/main/java/org/gitlab/api/GitlabAPI.java

@@ -1243,10 +1243,11 @@ public class GitlabAPI {
      * @param ref_name The name of a repository branch or tag or if not given the default branch (optional)
      * @throws IOException on gitlab api call error
      */
-    public List<GitlabRepositoryTree> getRepositoryTree(GitlabProject project, String path, String ref_name) throws IOException {
+    public List<GitlabRepositoryTree> getRepositoryTree(GitlabProject project, String path, String ref_name, boolean recursive) throws IOException {
         Query query = new Query()
                 .appendIf("path", path)
-                .appendIf("ref_name", ref_name);
+                .appendIf("ref_name", ref_name)
+                .appendIf("recursive", recursive);
 
         String tailUrl = GitlabProject.URL + "/" + project.getId() + "/repository" + GitlabRepositoryTree.URL + query.toString();
         GitlabRepositoryTree[] tree = retrieve().to(tailUrl, GitlabRepositoryTree[].class);

src/main/java/org/gitlab/api/models/GitlabRepositoryTree.java

@@ -7,6 +7,7 @@ public class GitlabRepositoryTree {
 	private String type;
 	private String mode;
 	private String id;
+	private String path;
 
 	public String getName() {
 		return name;
@@ -40,4 +41,11 @@ public class GitlabRepositoryTree {
 		this.id = id;
 	}
 
+	public String getPath() {
+		return path;
+	}
+
+	public void setPath(String path) {
+		this.path = path;
+	}
 }