Add method to retrieve projects that the user is member of (timols#243)

* Add method to retrieve projects that the user is member of

* Fix methods to retrieve starred and owned projects

In these two methods the API URL was being created with two query
objects, which renders an invalid URL

Author: miguelaferreira

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

@@ -640,7 +640,22 @@ public List<GitlabProject> getProjects() throws IOException {
      */
     public List<GitlabProject> getOwnedProjects() throws IOException {
         Query query = new Query().append("owner", "true");
-        String tailUrl = GitlabProject.URL + query.toString() + PARAM_MAX_ITEMS_PER_PAGE;
+        query.mergeWith(new Pagination().withPerPage(Pagination.MAX_ITEMS_PER_PAGE).asQuery());
+        String tailUrl = GitlabProject.URL + query.toString();
+        return retrieve().getAll(tailUrl, GitlabProject[].class);
+    }
+
+    /**
+     *
+     * Get a list of projects that the authenticated user is a member of.
+     *
+     * @return A list of gitlab projects
+     * @throws IOException
+     */
+    public List<GitlabProject> getMembershipProjects() throws IOException {
+        Query query = new Query().append("membership", "true");
+        query.mergeWith(new Pagination().withPerPage(Pagination.MAX_ITEMS_PER_PAGE).asQuery());
+        String tailUrl = GitlabProject.URL + query.toString();
         return retrieve().getAll(tailUrl, GitlabProject[].class);
     }
 
@@ -653,7 +668,8 @@ public List<GitlabProject> getOwnedProjects() throws IOException {
      */
     public List<GitlabProject> getStarredProjects() throws IOException {
         Query query = new Query().append("starred", "true");
-        String tailUrl = GitlabProject.URL + query.toString() + PARAM_MAX_ITEMS_PER_PAGE;
+        query.mergeWith(new Pagination().withPerPage(Pagination.MAX_ITEMS_PER_PAGE).asQuery());
+        String tailUrl = GitlabProject.URL + query.toString();
         return retrieve().getAll(tailUrl, GitlabProject[].class);
     }
 

src/test/java/org/gitlab/api/GitlabAPIIT.java

@@ -186,6 +186,12 @@ public void testGetGroupByPath() throws IOException {
         api.deleteGroup(group.getId());
     }
 
+    @Test
+    public void testGetMembershipProjects() throws IOException {
+        final List<GitlabProject> membershipProjects = api.getMembershipProjects();
+        assertEquals(0, membershipProjects.size());
+    }
+
     @Test
     public void Check_get_owned_projects() throws IOException {
         final List<GitlabProject> ownedProjects = api.getOwnedProjects();