Added overloaded time duration related methods.

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

@@ -30,11 +30,12 @@ import javax.ws.rs.core.GenericType;
 import javax.ws.rs.core.Response;
 
 import org.gitlab4j.api.GitLabApi.ApiVersion;
+import org.gitlab4j.api.models.Duration;
 import org.gitlab4j.api.models.Issue;
 import org.gitlab4j.api.models.TimeStats;
 
 /**
- * This class provides an entry point to all the GitLab API project calls.
+ * This class provides an entry point to all the GitLab API Issue calls.
  */
 public class IssuesApi extends AbstractApi implements Constants {
 
@@ -294,19 +295,50 @@ public class IssuesApi extends AbstractApi implements Constants {
         Response.Status expectedStatus = (isApiVersion(ApiVersion.V3) ? Response.Status.OK : Response.Status.NO_CONTENT);
         delete(expectedStatus, getDefaultPerPageParam(), "projects", projectId, "issues", issueIid);
     }
-    
+
     /**
      * Sets an estimated time of work in this issue
      * 
      * POST /projects/:id/issues/:issue_iid/time_estimate
      * 
-     * @param projectId the project ID to delete the issue from
+     * @param projectId the project ID that owns the issue
+     * @param issueIid the internal ID of a project's issue
+     * @param duration estimated time in seconds
+     * @return a TimeSTats instance
+     * @throws GitLabApiException if any exception occurs
+     */
+    public TimeStats estimateTime(Integer projectId, Integer issueIid, int duration) throws GitLabApiException {
+        return (estimateTime(projectId, issueIid, new Duration(duration)));
+    }
+
+    /**
+     * Sets an estimated time of work in this issue
+     * 
+     * POST /projects/:id/issues/:issue_iid/time_estimate
+     * 
+     * @param projectId the project ID that owns the issue
      * @param issueIid the internal ID of a project's issue
      * @param duration Human readable format, e.g. 3h30m
+     * @return a TimeSTats instance
      * @throws GitLabApiException if any exception occurs
      */
     public TimeStats estimateTime(Integer projectId, Integer issueIid, String duration) throws GitLabApiException {
-        
+        return (estimateTime(projectId, issueIid, new Duration(duration)));
+    }
+
+    /**
+     * Sets an estimated time of work in this issue
+     * 
+     * POST /projects/:id/issues/:issue_iid/time_estimate
+     * 
+     * @param projectId the project ID that owns the issue
+     * @param issueIid the internal ID of a project's issue
+     * @param duration set the estimate of time to this duration
+     * @return a TimeSTats instance
+     * @throws GitLabApiException if any exception occurs
+     */
+    public TimeStats estimateTime(Integer projectId, Integer issueIid, Duration duration) throws GitLabApiException {
+
         if (projectId == null) {
             throw new RuntimeException("projectId cannot be null");
         }
@@ -314,25 +346,25 @@ public class IssuesApi extends AbstractApi implements Constants {
         if (issueIid == null) {
             throw new RuntimeException("issue IID cannot be null");
         }
-        
-        GitLabApiForm formData = new GitLabApiForm()
-                .withParam("duration", duration, true);
-                
+
+        GitLabApiForm formData = new GitLabApiForm().withParam("duration", duration, true);
+
         Response response = post(Response.Status.CREATED, formData.asMap(), "projects", projectId, "issues", issueIid, "time_estimate");
-        return (response.readEntity(TimeStats.class));        
+        return (response.readEntity(TimeStats.class));
     }
-    
+
     /**
      * Resets the estimated time for this issue to 0 seconds.
      * 
      * POST /projects/:id/issues/:issue_iid/reset_time_estimate
      * 
-     * @param projectId the project ID to delete the issue from
+     * @param projectId the project ID that owns the issue
      * @param issueIid the internal ID of a project's issue
+     * @return a TimeSTats instance
      * @throws GitLabApiException if any exception occurs
      */
     public TimeStats resetEstimatedTime(Integer projectId, Integer issueIid) throws GitLabApiException {
-        
+
         if (projectId == null) {
             throw new RuntimeException("projectId cannot be null");
         }
@@ -340,11 +372,26 @@ public class IssuesApi extends AbstractApi implements Constants {
         if (issueIid == null) {
             throw new RuntimeException("issue IID cannot be null");
         }
-        
+
         Response response = post(Response.Status.OK, new GitLabApiForm().asMap(), "projects", projectId, "issues", issueIid, "reset_time_estimate");
         return (response.readEntity(TimeStats.class));
     }
-    
+
+    /**
+     * Adds spent time for this issue
+     * 
+     * POST /projects/:id/issues/:issue_iid/add_spent_time
+     * 
+     * @param projectId the project ID that owns the issue
+     * @param issueIid the internal ID of a project's issue
+     * @param duration the duration in seconds
+     * @return a TimeSTats instance
+     * @throws GitLabApiException if any exception occurs
+     */
+    public TimeStats addSpentTime(Integer projectId, Integer issueIid, int duration) throws GitLabApiException {
+        return (addSpentTime(projectId, issueIid, new Duration(duration)));
+    }
+
     /**
      * Adds spent time for this issue
      * 
@@ -353,10 +400,26 @@ public class IssuesApi extends AbstractApi implements Constants {
      * @param projectId the project ID to delete the issue from
      * @param issueIid the internal ID of a project's issue
      * @param duration Human readable format, e.g. 3h30m
+     * @return a TimeSTats instance
      * @throws GitLabApiException if any exception occurs
      */
     public TimeStats addSpentTime(Integer projectId, Integer issueIid, String duration) throws GitLabApiException {
-        
+        return (addSpentTime(projectId, issueIid, new Duration(duration)));
+    }
+
+    /**
+     * Adds spent time for this issue
+     * 
+     * POST /projects/:id/issues/:issue_iid/add_spent_time
+     * 
+     * @param projectId the project ID to delete the issue from
+     * @param issueIid the internal ID of a project's issue
+     * @param duration the duration of time spent
+     * @return a TimeSTats instance
+     * @throws GitLabApiException if any exception occurs
+     */
+    public TimeStats addSpentTime(Integer projectId, Integer issueIid, Duration duration) throws GitLabApiException {
+
         if (projectId == null) {
             throw new RuntimeException("projectId cannot be null");
         }
@@ -364,25 +427,25 @@ public class IssuesApi extends AbstractApi implements Constants {
         if (issueIid == null) {
             throw new RuntimeException("issue IID cannot be null");
         }
-        
-        GitLabApiForm formData = new GitLabApiForm()
-                .withParam("duration", duration, true);
+
+        GitLabApiForm formData = new GitLabApiForm().withParam("duration", duration, true);
 
         Response response = post(Response.Status.CREATED, formData.asMap(), "projects", projectId, "issues", issueIid, "add_spent_time");
         return (response.readEntity(TimeStats.class));
     }
-    
+
     /**
      * Resets the total spent time for this issue to 0 seconds.
      * 
      * POST /projects/:id/issues/:issue_iid/reset_spent_time
      * 
-     * @param projectId
-     * @param issueIId
-     * @throws GitLabApiException
+     * @param projectId the project ID that owns the issue
+     * @param issueIid the internal ID of a project's issue
+     * @return a TimeSTats instance
+     * @throws GitLabApiException if any exception occurs
      */
     public TimeStats resetSpentTime(Integer projectId, Integer issueIid) throws GitLabApiException {
-        
+
         if (projectId == null) {
             throw new RuntimeException("projectId cannot be null");
         }
@@ -390,22 +453,24 @@ public class IssuesApi extends AbstractApi implements Constants {
         if (issueIid == null) {
             throw new RuntimeException("issue IID cannot be null");
         }
-        
+
         Response response = post(Response.Status.OK, new GitLabApiForm().asMap(), "projects", projectId, "issues", issueIid, "reset_spent_time");
         return (response.readEntity(TimeStats.class));
     }
-    
+
     /**
      * Get time tracking stats
      * 
      * GET /projects/:id/issues/:issue_iid/time_stats
      * 
-     * @param projectId
-     * @param issueIId
-     * @throws GitLabApiException
+     * @param projectId the project ID that owns the issue
+     * @param issueIid the internal ID of a project's issue
+     * @return a TimeSTats instance
+     * @throws GitLabApiException if any exception occurs
      */
     public TimeStats getTimeTrackingStats(Integer projectId, Integer issueIid) throws GitLabApiException {
-        if (projectId == null) {
+
+       if (projectId == null) {
             throw new RuntimeException("projectId cannot be null");
         }