expose latest changeset id of branch

scm-core/src/main/java/sonia/scm/repository/Branch.java

@@ -73,12 +73,28 @@ public final class Branch implements Serializable
    *
    *
    * @param name name of the branch
+   *
+   * @deprecated use {@link Branch#Branch(String, String)} instead
    */
+  @Deprecated
   public Branch(String name)
   {
     this.name = name;
   }
 
+  /**
+   * Constructs a new branch.
+   *
+   *
+   * @param name name of the branch
+   * @param revision latest revision of the branch
+   */
+  public Branch(String name, String revision)
+  {
+    this.name = name;
+    this.revision = revision;
+  }
+
   //~--- methods --------------------------------------------------------------
 
   /**
@@ -104,7 +120,8 @@ public final class Branch implements Serializable
 
     final Branch other = (Branch) obj;
 
-    return Objects.equal(name, other.name);
+    return Objects.equal(name, other.name)
+      && Objects.equal(revision, other.revision);
   }
 
   /**
@@ -116,7 +133,7 @@ public final class Branch implements Serializable
   @Override
   public int hashCode()
   {
-    return Objects.hashCode(name);
+    return Objects.hashCode(name, revision);
   }
 
   /**
@@ -131,6 +148,7 @@ public final class Branch implements Serializable
     //J-
     return Objects.toStringHelper(this)
                   .add("name", name)
+                  .add("revision", revision)
                   .toString();
     //J+
   }
@@ -148,8 +166,21 @@ public final class Branch implements Serializable
     return name;
   }
 
+  /**
+   * Returns the latest revision of the branch.
+   *
+   * @return latest revision of branch
+   */
+  public String getRevision()
+  {
+    return revision;
+  }
+
   //~--- fields ---------------------------------------------------------------
 
   /** name of the branch */
   private String name;
+
+  /** Field description */
+  private String revision;
 }

scm-plugins/scm-git-plugin/src/main/java/sonia/scm/repository/spi/GitBranchesCommand.java

@@ -105,7 +105,7 @@ public class GitBranchesCommand extends AbstractGitCommand
 
           if (branchName != null)
           {
-            branch = new Branch(branchName);
+            branch = new Branch(branchName, GitUtil.getId(ref.getObjectId()));
           }
 
           return branch;

scm-plugins/scm-hg-plugin/src/main/java/sonia/scm/repository/spi/HgBranchesCommand.java

@@ -30,10 +30,13 @@
  */
 
 
+
 package sonia.scm.repository.spi;
 
 //~--- non-JDK imports --------------------------------------------------------
 
+import com.aragost.javahg.Changeset;
+
 import com.google.common.base.Function;
 import com.google.common.collect.Lists;
 
@@ -92,7 +95,15 @@ public class HgBranchesCommand extends AbstractCommand
       @Override
       public Branch apply(com.aragost.javahg.commands.Branch hgBranch)
       {
-        return new Branch(hgBranch.getName());
+        String node = null;
+        Changeset changeset = hgBranch.getBranchTip();
+
+        if (changeset != null)
+        {
+          node = changeset.getNode();
+        }
+
+        return new Branch(hgBranch.getName(), node);
       }
     });