Add setter for ModelETL

git-svn-id: https://svn.apache.org/repos/asf/maven/release/trunk@1744909 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/maven-release-manager/src/main/java/org/apache/maven/shared/release/phase/AbstractRewritePomsPhase.java b/maven-release-manager/src/main/java/org/apache/maven/shared/release/phase/AbstractRewritePomsPhase.java
index df24c8b..efdfca3 100644
--- a/maven-release-manager/src/main/java/org/apache/maven/shared/release/phase/AbstractRewritePomsPhase.java
+++ b/maven-release-manager/src/main/java/org/apache/maven/shared/release/phase/AbstractRewritePomsPhase.java
@@ -77,7 +77,10 @@
     
     private Map<String, ModelETLFactory> modelETLFactories;
     
-    private String defaultModelETLFactoryHint = JDomModelETLFactory.ROLE_HINT;
+    /**
+     * Use jdom-sax as default
+     */
+    private String modelETL = JDomModelETLFactory.ROLE_HINT;
 
     /**
      * SCM URL translators mapped by provider name.
@@ -100,6 +103,11 @@
     {
         this.ls = ls;
     }
+    
+    public void setModelETL( String modelETL )
+    {
+        this.modelETL = modelETL;
+    }
 
     @Override
     public ReleaseResult execute( ReleaseDescriptor releaseDescriptor, ReleaseEnvironment releaseEnvironment,
@@ -182,7 +190,7 @@
         request.setProject( project );
         request.setReleaseDescriptor( releaseDescriptor );
         
-        ModelETL etl = modelETLFactories.get( defaultModelETLFactoryHint ).newInstance( request );
+        ModelETL etl = modelETLFactories.get( modelETL ).newInstance( request );
         
         etl.extract( pomFile );