Add options for scanning branches/PRs

src/main/java/com/cloudbees/jenkins/plugins/bitbucket/BitbucketSCMSource.java

@@ -132,6 +132,16 @@ public class BitbucketSCMSource extends SCMSource {
      */
     private String excludes = "";
 
+    /**
+     * If true, branches are included when scanning in the retrieve process.
+     */
+    private boolean scanBranches = true;
+
+    /**
+     * If true, pull requests are included when scanning in the retrieve process.
+     */
+    private boolean scanPullRequests = true;
+
     /**
      * If true, a webhook will be auto-registered in the repository managed by this source.
      */
@@ -213,6 +223,24 @@ public void setExcludes(@NonNull String excludes) {
         Pattern.compile(getPattern(excludes));
         this.excludes = excludes;
     }
+
+    @DataBoundSetter
+    public void setScanBranches(boolean scanBranches) {
+        this.scanBranches = scanBranches;
+    }
+
+    public boolean getScanBranches() {
+        return scanBranches;
+    }
+
+    @DataBoundSetter
+    public void setScanPullRequests(boolean scanPullRequests) {
+        this.scanPullRequests = scanPullRequests;
+    }
+
+    public boolean getScanPullRequests() {
+        return scanPullRequests;
+    }
 
     public String getRepoOwner() {
         return repoOwner;
@@ -304,9 +332,13 @@ protected void retrieve(@CheckForNull SCMSourceCriteria criteria, @NonNull SCMHe
         }
 
         // Search branches
-        retrieveBranches(criteria, observer, listener);
+        if (getScanBranches()) {
+            retrieveBranches(criteria, observer, listener);
+        }
         // Search pull requests
-        retrievePullRequests(criteria, observer, listener);
+        if (getScanPullRequests()) {
+            retrievePullRequests(criteria, observer, listener);
+        }
     }
 
     private void retrievePullRequests(SCMSourceCriteria criteria, SCMHeadObserver observer, final TaskListener listener)

src/main/resources/com/cloudbees/jenkins/plugins/bitbucket/BitbucketSCMSource/config-detail.jelly

@@ -20,6 +20,12 @@
     <f:entry title="${%Exclude branches}" field="excludes">
       <f:textbox/>
     </f:entry>
+    <f:entry field="scanBranches">
+        <f:checkbox title="${%Scan branches}" default="true"/>
+    </f:entry>
+    <f:entry field="scanPullRequests">
+        <f:checkbox title="${%Scan pull requests}" default="true"/>
+    </f:entry>
     <f:entry title="${%Checkout Credentials}" field="checkoutCredentialsId">
       <c:select default="${descriptor.SAME}"/>
     </f:entry>

src/main/resources/com/cloudbees/jenkins/plugins/bitbucket/BitbucketSCMSource/help-scanBranches.jelly

@@ -0,0 +1,11 @@
+<?jelly escape-by-default='true'?>
+<j:jelly xmlns:j="jelly:core" xmlns:l="/lib/layout">
+  <l:ajax>
+    <div>
+      <p>
+        If this option is activated, branches are included for scanning. Deactivate
+        it if only pull requests should be returned by scanning.
+      </p>
+    </div>
+  </l:ajax>
+</j:jelly>

src/main/resources/com/cloudbees/jenkins/plugins/bitbucket/BitbucketSCMSource/help-scanPullRequests.jelly

@@ -0,0 +1,11 @@
+<?jelly escape-by-default='true'?>
+<j:jelly xmlns:j="jelly:core" xmlns:l="/lib/layout">
+  <l:ajax>
+    <div>
+      <p>
+        If this option is activated, pull requests are included for scanning. 
+        Deactivate it if pull request should should not be returned by scanning.
+      </p>
+    </div>
+  </l:ajax>
+</j:jelly>

src/test/java/com/cloudbees/jenkins/plugins/bitbucket/BranchScanningTest.java

@@ -114,6 +114,30 @@ public void scanTestPullRequests() throws IOException, InterruptedException {
         assertEquals("branch1", observer.getBranches().get(0));
         assertEquals("PR-23", observer.getBranches().get(1));
     }
+
+    @Test
+    public void scanTestDeactivatedPullRequests() throws IOException, InterruptedException {
+        BitbucketSCMSource source = getBitbucketSCMSourceMock(RepositoryType.GIT, true);
+        source.setScanPullRequests(false);
+        SCMHeadObserverImpl observer = new SCMHeadObserverImpl();
+        source.fetch(observer, BitbucketClientMockUtils.getTaskListenerMock());
+
+        // Only branch1 must be observed
+        assertEquals(1, observer.getBranches().size());
+        assertEquals("branch1", observer.getBranches().get(0));
+    }
+
+    @Test
+    public void scanTestDeactivatedBranches() throws IOException, InterruptedException {
+        BitbucketSCMSource source = getBitbucketSCMSourceMock(RepositoryType.GIT, true);
+        source.setScanBranches(false);
+        SCMHeadObserverImpl observer = new SCMHeadObserverImpl();
+        source.fetch(observer, BitbucketClientMockUtils.getTaskListenerMock());
+
+        // Only my-feature-branch PR must be observed
+        assertEquals(1, observer.getBranches().size());
+        assertEquals("PR-23", observer.getBranches().get(0));
+    }
 
     @Test
     public void gitSCMTest() {