Add Badge API support to project (#447)

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

@@ -40,6 +40,7 @@ import javax.ws.rs.core.Response;
 import org.gitlab4j.api.GitLabApi.ApiVersion;
 import org.gitlab4j.api.models.AccessLevel;
 import org.gitlab4j.api.models.AccessRequest;
+import org.gitlab4j.api.models.Badge;
 import org.gitlab4j.api.models.Event;
 import org.gitlab4j.api.models.FileUpload;
 import org.gitlab4j.api.models.Issue;
@@ -57,10 +58,12 @@ import org.gitlab4j.api.models.Visibility;
 
 /**
  * This class provides an entry point to all the GitLab API project calls.
+ * 
  * @see <a href="https://docs.gitlab.com/ce/api/projects.html">Projects API at GitLab</a>
  * @see <a href="https://docs.gitlab.com/ce/api/project_statistics.html">Project statistics API</a>
  * @see <a href="https://docs.gitlab.com/ce/api/members.html">Group and project members API at GitLab</a>
  * @see <a href="https://docs.gitlab.com/ce/api/access_requests.html#group-and-project-access-requests-api">Group and project access requests API</a>
+ * @see <a href="https://docs.gitlab.com/ee/api/project_badges.html">Project badges API</a>
  */
 public class ProjectApi extends AbstractApi implements Constants {
 
@@ -2942,5 +2945,44 @@ public class ProjectApi extends AbstractApi implements Constants {
      */
     public void triggerHousekeeping(Object projectIdOrPath) throws GitLabApiException {
         post(Response.Status.OK, (Form) null, "projects", getProjectIdOrPath(projectIdOrPath), "housekeeping");
+  }
+
+  /**
+   * Add a badge to a project.
+   *
+   * <pre>
+   * <code>GitLab Endpoint: POST /projects/:id/badges</code>
+   * </pre>
+   *
+   * @param projectIdOrPath the project in the form of an Integer(ID), String(path), or Project instance
+   * @param badge the badge to add
+   * @throws GitLabApiException if any exception occurs
+   */
+  public void addBadge(Object projectIdOrPath, Badge badge) throws GitLabApiException {
+    Form formData = new Form();
+    formData.param("id", String.valueOf(getProjectIdOrPath(projectIdOrPath)));
+    formData.param("link_url", badge.getLinkUrl());
+    formData.param("image_url", badge.getImageUrl());
+
+    post(Response.Status.OK, formData, "projects", getProjectIdOrPath(projectIdOrPath), "badges");
+  }
+
+  /**
+   * List all badges of a project <br>
+   * Gets a list of a project’s badges and its group badges..
+   *
+   * <pre>
+   * <code>GitLab Endpoint: GET /projects/:id/badges</code>
+   * </pre>
+   *
+   * @param projectIdOrPath the project in the form of an Integer(ID), String(path), or Project instance
+   * @throws GitLabApiException if any exception occurs
+   */
+  public List<Badge> getAllBadges(Object projectIdOrPath) throws GitLabApiException {
+    try (Response response = get(Response.Status.OK, null, "projects", getProjectIdOrPath(projectIdOrPath), "badges")) {
+      return (response.readEntity(new GenericType<List<Badge>>() {
+      }));
     }
+    }
+
 }

src/main/java/org/gitlab4j/api/models/Badge.java

+package org.gitlab4j.api.models;
+
+import org.gitlab4j.api.utils.JacksonJson;
+
+public class Badge {
+
+    private Integer id;
+    private String linkUrl;
+    private String imageUrl;
+    private String renderedLinkUrl;
+    private String renderedImageUrl;
+    private String kind;
+  
+    /**
+     * @return The ID or URL-encoded path of the project owned by the authenticated user
+     */
+    public Integer getId() {
+      return id;
+    }
+  
+    /**
+     * @param id The ID or URL-encoded path of the project owned by the authenticated user
+     */
+    public void setId(Integer id) {
+      this.id = id;
+    }
+  
+    /**
+     * @return URL of the badge link
+     */
+    public String getLinkUrl() {
+      return linkUrl;
+    }
+  
+    /**
+     * @param linkUrl URL of the badge link
+     */
+    public void setLinkUrl(String linkUrl) {
+      this.linkUrl = linkUrl;
+    }
+  
+    /**
+     * @return URL of the badge image
+     */
+    public String getImageUrl() {
+      return imageUrl;
+    }
+  
+    /**
+     * @param imageUrl URL of the badge image
+     */
+    public void setImageUrl(String imageUrl) {
+      this.imageUrl = imageUrl;
+    }
+  
+    public String getRenderedImageUrl() {
+      return renderedImageUrl;
+    }
+  
+    public void setRenderedImageUrl(String renderedImageUrl) {
+      this.renderedImageUrl = renderedImageUrl;
+    }
+  
+    public String getRenderedLinkUrl() {
+      return renderedLinkUrl;
+    }
+  
+    public void setRenderedLinkUrl(String renderedLinkUrl) {
+      this.renderedLinkUrl = renderedLinkUrl;
+    }
+  
+    public String getKind() {
+      return kind;
+    }
+  
+    public void setKind(String kind) {
+      this.kind = kind;
+    }
+  
+    @Override
+    public String toString() {
+      return (JacksonJson.toJsonString(this));
+    }
+}