throws MojoExecutionException {
try {
ExpressionEvaluator exprEvaluator = (ExpressionEvaluator) antTasks
.getProject().getReference("maven.expressionEvaluator");
Project antProject = antTasks.getProject();
PropertyHelper propertyHelper = PropertyHelper
.getPropertyHelper(antProject);
propertyHelper.setNext(new AntPropertyHelper(exprEvaluator,
getLog()));
DefaultLogger antLogger = new DefaultLogger();
antLogger.setOutputPrintStream(System.out);
antLogger.setErrorPrintStream(System.err);
antLogger.setMessageOutputLevel(2);