try {
outputSelector=(ComponentSelector) this.manager.lookup(OUTPUT_MODULE_SELECTOR);
if (outputMode != null && outputSelector != null && outputSelector.hasComponent(outputMode)){
output = (OutputModule) outputSelector.select(outputMode);
}
output.rollback( null, objectModel, e);
} catch (Exception e2) {
if (getLogger().isWarnEnabled()) {
getLogger().warn("Could not select output mode "
+ outputMode + ":" + e2.getMessage());
}