public boolean validate(Map<String, Object> context) {
if (Strings.isNullOrEmpty(condition)) {
return true;
}
String expr = condition + " ? true : false";
return (Boolean) helper.eval(expr, context);
}
private Object handleCall(Map<String, Object> context, String expr, Injector injector) {
if (Strings.isNullOrEmpty(expr)) {
return null;
}
try {
String className = expr.split("\\:")[0];
String method = expr.split("\\:")[1];
Class<?> klass = Class.forName(className);
Object object = injector.getInstance(klass);
Pattern p = Pattern.compile("(\\w+)\\((.*?)\\)");
Matcher m = p.matcher(method);
if (!m.matches()) return null;
String methodName = m.group(1);
String params = "[" + m.group(2) + "] as Object[]";
Object[] arguments = (Object[]) helper.eval(params, context);
return InvokerHelper.invokeMethod(object, methodName, arguments);
} catch (Exception e) {
System.err.println("EEE: " + e);
return null;
}
}
private Object handleGroovy(Map<String, Object> context) {
if (Strings.isNullOrEmpty(expression)) {
return context.get(column);
}
return helper.eval(expression, context);
}