Added project hook methods.

Fetches, adds, and deletes project hooks.

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

@@ -9,6 +9,7 @@ import org.gitlab.api.models.GitlabBranch;
 import org.gitlab.api.models.GitlabMergeRequest;
 import org.gitlab.api.models.GitlabNote;
 import org.gitlab.api.models.GitlabProject;
+import org.gitlab.api.models.GitlabProjectHook;
 import org.gitlab.api.models.GitlabUser;
 
 import java.io.IOException;
@@ -52,6 +53,10 @@ public class GitlabAPI {
         return new GitlabHTTPRequestor(this).method("POST");
     }
 
+    public GitlabHTTPRequestor delete() {
+        return new GitlabHTTPRequestor(this).method("DELETE");
+    }
+
     public boolean isIgnoreCertificateErrors() {
         return _ignoreCertificateErrors;
     }
@@ -115,7 +120,35 @@ public class GitlabAPI {
         }
 
         return results;
+    }
+
+    // Get list of project hooks for a project
+    // GET /projects/:id/hooks
+    public List<GitlabProjectHook> getProjectHooks(Integer projectId) throws IOException {
+        String tailUrl = GitlabProject.URL + "/" + projectId + GitlabProjectHook.URL;
+
+        GitlabProjectHook[] hooks = retrieve().to(tailUrl, GitlabProjectHook[].class);
+        return Arrays.asList(hooks);
+    }
+
+    // Create a new project hook
+    // POST /projects/:id/hooks
+    public GitlabProjectHook createProjectHook(Integer projectId, String url, boolean pushEvents, boolean issuesEvents, boolean mergeRequestEvents) throws IOException {
+        String tailUrl = GitlabProject.URL + "/" + projectId + GitlabProjectHook.URL;
+
+        return dispatch()
+            .with("url", url)
+            .with("push_events", pushEvents ? "true" : "false")
+            .with("issues_events", issuesEvents ? "true" : "false")
+            .with("merge_requests_events", mergeRequestEvents ? "true" : "false")
+            .to(tailUrl, GitlabProjectHook.class);
+    }
 
+    // Removes a hook from project
+    // DELETE /projects/:id/hooks/:hook_id
+    public void deleteProjectHook(GitlabProjectHook hook) throws IOException {
+        String tailUrl = GitlabProject.URL + "/" + hook.getProjectId() + GitlabProjectHook.URL + "/" + hook.getId();
+        delete().to(tailUrl, GitlabProjectHook.class);
     }
 
     /*

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

+package org.gitlab.api.models;
+
+import java.util.Date;
+import org.codehaus.jackson.annotate.JsonProperty;
+
+public class GitlabProjectHook {
+
+    public static final String URL = "/hooks";
+
+    private Integer _id;
+    private String _url;
+
+    @JsonProperty("project_id")
+    private Integer _projectId;
+
+    @JsonProperty("push_events")
+    private boolean _pushEvents;
+
+    @JsonProperty("issues_events")
+    private boolean _issueEvents;
+
+    @JsonProperty("merge_requests_events")
+    private boolean _mergeRequestsEvents;
+
+    @JsonProperty("created_at")
+    private Date _createdAt;
+
+    public Integer getId() {
+        return _id;
+    }
+
+    public void setId(Integer id) {
+        _id = id;
+    }
+
+    public String getUrl() {
+        return _url;
+    }
+
+    public void setUrl(String url) {
+        _url = url;
+    }
+
+    public Integer getProjectId() {
+        return _projectId;
+    }
+
+    public void setProjectId(Integer projectId) {
+        _projectId = projectId;
+    }
+
+    public boolean getPushEvents() {
+        return _pushEvents;
+    }
+
+    public void setPushEvents(boolean pushEvents) {
+        _pushEvents = pushEvents;
+    }
+
+    public Date getCreatedAt() {
+        return _createdAt;
+    }
+
+    public void setCreatedAt(Date createdAt) {
+        _createdAt = createdAt;
+    }
+
+    public boolean getIssueEvents() {
+        return _issueEvents;
+    }
+
+    public void setIssueEvents(boolean issueEvents) {
+        _issueEvents = issueEvents;
+    }
+
+    public boolean isMergeRequestsEvents() {
+        return _mergeRequestsEvents;
+    }
+
+    public void setMergeRequestsEvents(boolean mergeRequestsEvents) {
+        _mergeRequestsEvents = mergeRequestsEvents;
+    }
+}