@SuppressWarnings({"rawtypes", "unchecked"})
private Object[] getParamsFromMap(String methodName, Map params) {
ExposedMethod exposedMethod = methodMap.get(methodName);
String[] argNames = exposedMethod.paramNames;
Class[] argTypes = exposedMethod.method.getParameterTypes();
Object[] argValues = new Object[argTypes.length];
Map extraParameters = null; // parameters that weren't mapped directly to method arguments
// For each method parameter, get the corresponding url parameter value.
if (argNames != null && params != null) {
// TODO: check why params is null
for (Object parameterName : params.keySet()) {
Object parameterValue = params.get(parameterName);
int index = ListUtils.findString((String) parameterName, argNames);
if (index >= 0) {
argValues[index] = parameterValue;
} else if (!parameterName.equals(METHOD)) {
if (extraParameters == null) extraParameters = new HashMap();
extraParameters.put(parameterName, parameterValue);
}
}
}
// support for a function having a single Map<String,String> parameter
// see if we can find a Map arg. If so, set it to extraParameters
if (argTypes != null) {
for (int i = 0; i < argTypes.length; i++) {
if (argTypes[i] == Map.class && argValues[i] == null) {
// avoid passing a null Map to the function
if (extraParameters == null) extraParameters = new HashMap<String, String>();
argValues[i] = extraParameters;
extraParameters = null;
break;
}
}
}
if (extraParameters != null) {
System.out.println("Received servlet request: " + methodToString(methodName, argValues));
System.out.println("Unused parameters: " + extraParameters.entrySet());
}
return argValues;
}
