not exposing the setBuiltOnStr to arbitrary external methods. It's really only...

not exposing the setBuiltOnStr to arbitrary external methods. It's really only for internal consumption.

core/src/main/java/hudson/model/AbstractBuild.java

@@ -186,12 +186,13 @@ public abstract class AbstractBuild<P extends AbstractProject<P,R>,R extends Abs
     }
 
     /**
-     * Set the name of the slave that the build was performed on.
-     * @param builtOn
+     * Allows subtypes to set the value of {@link #builtOn}.
+     * This is used for those implementations where an {@link AbstractBuild} is made 'built' without
+     * actually running its {@link #run()} method.
+     *
      * @since 1.429
      */
-    public void setBuiltOnStr( String builtOn )
-    {
+    protected void setBuiltOnStr( String builtOn ) {
         this.builtOn = builtOn;
     }
 

maven-plugin/src/main/java/hudson/maven/MavenBuild.java

@@ -286,6 +286,12 @@ public class MavenBuild extends AbstractMavenBuild<MavenModule,MavenBuild> {
         return super.getParent();
     }
 
+    // allow MavenModuleSetBuild to set this.
+    @Override
+    protected void setBuiltOnStr(String builtOn) {
+        super.setBuiltOnStr(builtOn);
+    }
+
     /**
      * Runs Maven and builds the project.
      */