diff --git a/proposal/myrmidon/src/main/org/apache/tools/ant/types/MapperType.java b/proposal/myrmidon/src/main/org/apache/tools/ant/types/MapperType.java
new file mode 100644
index 000000000..5b0df32af
--- /dev/null
+++ b/proposal/myrmidon/src/main/org/apache/tools/ant/types/MapperType.java
@@ -0,0 +1,44 @@
+/*
+ * Copyright (C) The Apache Software Foundation. All rights reserved.
+ *
+ * This software is published under the terms of the Apache Software License
+ * version 1.1, a copy of which has been included  with this distribution in
+ * the LICENSE.txt file.
+ */
+package org.apache.tools.ant.types;
+
+import java.util.Properties;
+
+/**
+ * Class as Argument to FileNameMapper.setType.
+ */
+public class MapperType
+    extends EnumeratedAttribute
+{
+    private final Properties m_implementations;
+
+    public MapperType()
+    {
+        m_implementations = new Properties();
+        m_implementations.put( "identity",
+                               "org.apache.tools.ant.util.IdentityMapper" );
+        m_implementations.put( "flatten",
+                               "org.apache.tools.ant.util.FlatFileNameMapper" );
+        m_implementations.put( "glob",
+                               "org.apache.tools.ant.util.GlobPatternMapper" );
+        m_implementations.put( "merge",
+                               "org.apache.tools.ant.util.MergingMapper" );
+        m_implementations.put( "regexp",
+                               "org.apache.tools.ant.util.RegexpPatternMapper" );
+    }
+
+    public String getImplementation()
+    {
+        return m_implementations.getProperty( getValue() );
+    }
+
+    public String[] getValues()
+    {
+        return new String[]{"identity", "flatten", "glob", "merge", "regexp"};
+    }
+}
diff --git a/proposal/myrmidon/src/todo/org/apache/tools/ant/types/MapperType.java b/proposal/myrmidon/src/todo/org/apache/tools/ant/types/MapperType.java
new file mode 100644
index 000000000..5b0df32af
--- /dev/null
+++ b/proposal/myrmidon/src/todo/org/apache/tools/ant/types/MapperType.java
@@ -0,0 +1,44 @@
+/*
+ * Copyright (C) The Apache Software Foundation. All rights reserved.
+ *
+ * This software is published under the terms of the Apache Software License
+ * version 1.1, a copy of which has been included  with this distribution in
+ * the LICENSE.txt file.
+ */
+package org.apache.tools.ant.types;
+
+import java.util.Properties;
+
+/**
+ * Class as Argument to FileNameMapper.setType.
+ */
+public class MapperType
+    extends EnumeratedAttribute
+{
+    private final Properties m_implementations;
+
+    public MapperType()
+    {
+        m_implementations = new Properties();
+        m_implementations.put( "identity",
+                               "org.apache.tools.ant.util.IdentityMapper" );
+        m_implementations.put( "flatten",
+                               "org.apache.tools.ant.util.FlatFileNameMapper" );
+        m_implementations.put( "glob",
+                               "org.apache.tools.ant.util.GlobPatternMapper" );
+        m_implementations.put( "merge",
+                               "org.apache.tools.ant.util.MergingMapper" );
+        m_implementations.put( "regexp",
+                               "org.apache.tools.ant.util.RegexpPatternMapper" );
+    }
+
+    public String getImplementation()
+    {
+        return m_implementations.getProperty( getValue() );
+    }
+
+    public String[] getValues()
+    {
+        return new String[]{"identity", "flatten", "glob", "merge", "regexp"};
+    }
+}