private JSONArray enrichProperties(String operatorClass, JSONArray properties)
throws JSONException {
JSONArray result = new JSONArray();
for (int i = 0; i < properties.length(); i++) {
JSONObject propJ = properties.getJSONObject(i);
String propName = WordUtils.capitalize(propJ.getString("name"));
String getPrefix =
(propJ.getString("type").equals("boolean")
|| propJ.getString("type").equals("java.lang.Boolean"))
? "is"
: "get";
String setPrefix = "set";
OperatorClassInfo oci =
getOperatorClassWithGetterSetter(
operatorClass, setPrefix + propName, getPrefix + propName);
if (oci == null) {
result.put(propJ);
continue;
}
MethodInfo setterInfo = oci.setMethods.get(setPrefix + propName);
MethodInfo getterInfo = oci.getMethods.get(getPrefix + propName);
if ((getterInfo != null && getterInfo.omitFromUI)
|| (setterInfo != null && setterInfo.omitFromUI)) {
continue;
}
if (setterInfo != null) {
addTagsToProperties(setterInfo, propJ);
} else if (getterInfo != null) {
addTagsToProperties(getterInfo, propJ);
}
result.put(propJ);
}
return result;
}
@RequestMapping(
value = "/getCityApi",
method = {RequestMethod.GET, RequestMethod.POST})
public String getCityApi(
HttpServletRequest request,
@RequestParam(value = "locationname") String locationname,
ModelMap model) {
Map<Object, Object> map = new HashMap<Object, Object>();
JSONArray jSONArray = new JSONArray();
try {
String status = "active";
List<City> cityList = cityService.getCityApi(locationname, status);
if (cityList != null && cityList.size() > 0) {
for (int i = 0; i < cityList.size(); i++) {
City city = (City) cityList.get(i);
String cityName = (String) city.getCity();
String stateName = (String) city.getState();
int ID = (Integer) (city.getId());
JSONObject jSONObject = new JSONObject();
jSONObject.put("id", ID);
jSONObject.put("text", cityName);
jSONArray.put(jSONObject);
}
utilities.setSuccessResponse(response, jSONArray.toString());
} else {
throw new ConstException(ConstException.ERR_CODE_NO_DATA, ConstException.ERR_MSG_NO_DATA);
}
} catch (Exception ex) {
logger.error("getCity :" + ex.getMessage());
utilities.setErrResponse(ex, response);
}
model.addAttribute("model", jSONArray.toString());
return "home";
}
private JSONArray getClassProperties(Class<?> clazz, int level) throws IntrospectionException {
JSONArray arr = new JSONArray();
TypeDiscoverer td = new TypeDiscoverer();
try {
for (PropertyDescriptor pd : Introspector.getBeanInfo(clazz).getPropertyDescriptors()) {
Method readMethod = pd.getReadMethod();
if (readMethod != null) {
if (readMethod.getDeclaringClass() == java.lang.Enum.class) {
// skip getDeclaringClass
continue;
} else if ("class".equals(pd.getName())) {
// skip getClass
continue;
}
} else {
// yields com.datatorrent.api.Context on JDK6 and
// com.datatorrent.api.Context.OperatorContext with JDK7
if ("up".equals(pd.getName())
&& com.datatorrent.api.Context.class.isAssignableFrom(pd.getPropertyType())) {
continue;
}
}
// LOG.info("name: " + pd.getName() + " type: " + pd.getPropertyType());
Class<?> propertyType = pd.getPropertyType();
if (propertyType != null) {
JSONObject propertyObj = new JSONObject();
propertyObj.put("name", pd.getName());
propertyObj.put("canGet", readMethod != null);
propertyObj.put("canSet", pd.getWriteMethod() != null);
if (readMethod != null) {
for (Class<?> c = clazz; c != null; c = c.getSuperclass()) {
OperatorClassInfo oci = classInfo.get(c.getName());
if (oci != null) {
MethodInfo getMethodInfo = oci.getMethods.get(readMethod.getName());
if (getMethodInfo != null) {
addTagsToProperties(getMethodInfo, propertyObj);
break;
}
}
}
// type can be a type symbol or parameterized type
td.setTypeArguments(clazz, readMethod.getGenericReturnType(), propertyObj);
} else {
if (pd.getWriteMethod() != null) {
td.setTypeArguments(
clazz, pd.getWriteMethod().getGenericParameterTypes()[0], propertyObj);
}
}
// if (!propertyType.isPrimitive() && !propertyType.isEnum() && !propertyType.isArray() &&
// !propertyType.getName().startsWith("java.lang") && level < MAX_PROPERTY_LEVELS) {
// propertyObj.put("properties", getClassProperties(propertyType, level + 1));
// }
arr.put(propertyObj);
}
}
} catch (JSONException ex) {
throw new RuntimeException(ex);
}
return arr;
}
public JSONObject describeOperator(String clazz) throws Exception {
TypeGraphVertex tgv = typeGraph.getTypeGraphVertex(clazz);
if (tgv.isInstantiable()) {
JSONObject response = new JSONObject();
JSONArray inputPorts = new JSONArray();
JSONArray outputPorts = new JSONArray();
// Get properties from ASM
JSONObject operatorDescriptor = describeClassByASM(clazz);
JSONArray properties = operatorDescriptor.getJSONArray("properties");
properties = enrichProperties(clazz, properties);
JSONArray portTypeInfo = operatorDescriptor.getJSONArray("portTypeInfo");
List<CompactFieldNode> inputPortfields = typeGraph.getAllInputPorts(clazz);
List<CompactFieldNode> outputPortfields = typeGraph.getAllOutputPorts(clazz);
try {
for (CompactFieldNode field : inputPortfields) {
JSONObject inputPort = setFieldAttributes(clazz, field);
if (!inputPort.has("optional")) {
inputPort.put(
"optional",
false); // input port that is not annotated is default to be not optional
}
if (!inputPort.has(SCHEMA_REQUIRED_KEY)) {
inputPort.put(SCHEMA_REQUIRED_KEY, false);
}
inputPorts.put(inputPort);
}
for (CompactFieldNode field : outputPortfields) {
JSONObject outputPort = setFieldAttributes(clazz, field);
if (!outputPort.has("optional")) {
outputPort.put(
"optional", true); // output port that is not annotated is default to be optional
}
if (!outputPort.has("error")) {
outputPort.put("error", false);
}
if (!outputPort.has(SCHEMA_REQUIRED_KEY)) {
outputPort.put(SCHEMA_REQUIRED_KEY, false);
}
outputPorts.put(outputPort);
}
response.put("name", clazz);
response.put("properties", properties);
response.put(PORT_TYPE_INFO_KEY, portTypeInfo);
response.put("inputPorts", inputPorts);
response.put("outputPorts", outputPorts);
OperatorClassInfo oci = classInfo.get(clazz);
if (oci != null) {
if (oci.comment != null) {
String[] descriptions;
// first look for a <p> tag
String keptPrefix = "<p>";
descriptions = oci.comment.split("<p>", 2);
if (descriptions.length == 0) {
keptPrefix = "";
// if no <p> tag, then look for a blank line
descriptions = oci.comment.split("\n\n", 2);
}
if (descriptions.length > 0) {
response.put("shortDesc", descriptions[0]);
}
if (descriptions.length > 1) {
response.put("longDesc", keptPrefix + descriptions[1]);
}
}
response.put("category", oci.tags.get("@category"));
String displayName = oci.tags.get("@displayName");
if (displayName == null) {
displayName = decamelizeClassName(ClassUtils.getShortClassName(clazz));
}
response.put("displayName", displayName);
String tags = oci.tags.get("@tags");
if (tags != null) {
JSONArray tagArray = new JSONArray();
for (String tag : StringUtils.split(tags, ',')) {
tagArray.put(tag.trim().toLowerCase());
}
response.put("tags", tagArray);
}
String doclink = oci.tags.get("@doclink");
if (doclink != null) {
response.put("doclink", doclink + "?" + getDocName(clazz));
} else if (clazz.startsWith("com.datatorrent.lib.")
|| clazz.startsWith("com.datatorrent.contrib.")) {
response.put("doclink", DT_OPERATOR_DOCLINK_PREFIX + "?" + getDocName(clazz));
}
}
} catch (JSONException ex) {
throw new RuntimeException(ex);
}
return response;
} else {
throw new UnsupportedOperationException();
}
}