threadsafety warning

git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@675997 13f79535-47bb-0310-9956-ffa450edef68

src/main/org/apache/tools/ant/property/ResolvePropertyMap.java

@@ -27,7 +27,7 @@ import org.apache.tools.ant.Project;
 import org.apache.tools.ant.BuildException;
 
 /**
- * Class to resolve properties in a map.
+ * Class to resolve properties in a map. This class is explicitly not threadsafe.
  * @since Ant 1.8.0
  */
 public class ResolvePropertyMap implements GetProperty {