Added getProjectUsers() with search.

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

@@ -23,6 +23,14 @@
 
 package org.gitlab4j.api;
 
+import java.io.UnsupportedEncodingException;
+import java.net.URLEncoder;
+import java.util.List;
+
+import javax.ws.rs.core.Form;
+import javax.ws.rs.core.GenericType;
+import javax.ws.rs.core.Response;
+
 import org.gitlab4j.api.GitLabApi.ApiVersion;
 import org.gitlab4j.api.models.Event;
 import org.gitlab4j.api.models.Issue;
@@ -33,13 +41,6 @@ import org.gitlab4j.api.models.ProjectUser;
 import org.gitlab4j.api.models.Snippet;
 import org.gitlab4j.api.models.Visibility;
 
-import javax.ws.rs.core.Form;
-import javax.ws.rs.core.GenericType;
-import javax.ws.rs.core.Response;
-import java.io.UnsupportedEncodingException;
-import java.net.URLEncoder;
-import java.util.List;
-
 /**
  * This class provides an entry point to all the GitLab API project calls.
  */
@@ -923,12 +924,33 @@ public class ProjectApi extends AbstractApi implements Constants {
 
     /**
      * Get a list of project users. This list includes all project members and all users assigned to project parent groups.
+     *
+     * GET /projects/:id/users
+     *
      * @param projectId the project ID to get users for
      * @return the users belonging to the specified project and its parent groups
-     * @throws GitLabApiException
+     * @throws GitLabApiException if any exception occurs
      */
     public List<ProjectUser> getProjectUsers(Integer projectId) throws GitLabApiException {
-        Response response = get(Response.Status.OK, this.getDefaultPerPageParam(), "projects", projectId, "users");
+        Response response = get(Response.Status.OK, getDefaultPerPageParam(), "projects", projectId, "users");
+        return (response.readEntity(new GenericType<List<ProjectUser>>() {}));
+    }
+
+    /**
+     * Get a list of project users matching the specified search string. This list includes all project members and all users assigned to project parent groups.
+     *
+     * GET /projects/:id/users
+     *
+     * @param projectId the project ID to get users for
+     * @param search the string to match specific users
+     * @return the users matching the search string and belonging to the specified project and its parent groups
+     * @throws GitLabApiException if any exception occurs
+     */
+    public List<ProjectUser> getProjectUsers(Integer projectId, String search) throws GitLabApiException {
+        GitLabApiForm formData = new GitLabApiForm()
+                .withParam("search", search)
+                .withParam(PER_PAGE_PARAM, getDefaultPerPage());
+        Response response = get(Response.Status.OK, formData.asMap(), "projects", projectId, "users");
         return (response.readEntity(new GenericType<List<ProjectUser>>() {}));
     }