/**
* handle action class
*
* @param clsName
* @throws Exception
*/
public boolean handleClass(String clsName) {
// log.debug("handleClass -> " + clsName);
Class<?> cls = null;
try {
cls = Class.forName(clsName);
if (cls == null) return false;
String simpleName = cls.getSimpleName();
Controller controlAnn = cls.getAnnotation(Controller.class);
if (controlAnn == null
&& !simpleName.endsWith("Controller")
&& !simpleName.endsWith("Action")
&& !simpleName.endsWith("Control")) return false;
String moduleName =
CommonUtil.toLowCaseFirst(simpleName.replace("Controller", "").replace("Control", ""));
if (simpleName.endsWith("Action")) {
moduleName = "";
}
Object obj = null;
try {
if (cls.getAnnotation(Singleton.class) != null) {
obj = SingleBeanCache.get(cls.getName());
if (obj == null) {
obj = cls.newInstance();
SingleBeanCache.add(cls.getName(), obj);
}
} else obj = cls.newInstance();
} catch (Error er) {
// er.printStackTrace();
log.debug("the action class new instance failued -> " + clsName + " | " + er.toString());
return false;
} catch (Exception e) {
// e.printStackTrace();
log.warn("the action class new instance failued -> " + clsName + " | " + e.toString());
return false;
}
ReflectUtil ru = new ReflectUtil(obj);
Method[] ms = ru.getMethods();
if (ms == null) return false;
// 扫描方法的注解信息
for (Method m : ms) {
if (m.getModifiers() != 1) continue;
Path path = m.getAnnotation(Path.class);
if (path == null) {
String methodName = m.getName();
Method getter = ru.getGetter(methodName.replace("get", ""));
Method setter = ru.getSetter(methodName.replace("set", ""));
// 默认下setter和getter不作为action方法
if (getter != null || setter != null) continue;
}
handleActionConfigInfo(ru, cls, m, moduleName);
}
} catch (Error e) {
return false;
} catch (Exception e) {
return false;
}
return true;
}
/**
* 解析 URI Mapping 后部分
*
* @param moduleName
* @param m
* @return
*/
private ActionConfigBean parseUriMappingSuffix(String moduleName, Method m) {
ActionConfigBean acb = new ActionConfigBean();
String methodName = m.getName();
String fullName = m.toString();
log.debug("parse action.method --> " + fullName);
String uriMapping = null;
Path m_path = m.getAnnotation(Path.class);
if (methodName.startsWith(ActionMethod.PREFIX)) {
uriMapping = methodName.substring(ActionMethod.PREFIX.length());
// doUriBindParam1AndParam2JoinUriAtPostOrGet
String at = null;
int indexOfAt = methodName.indexOf(ActionMethod.AT);
if (indexOfAt != -1) {
at = methodName.substring(indexOfAt + ActionMethod.AT.length());
if (methodName.startsWith(ActionMethod.PREFIX))
uriMapping = uriMapping.substring(0, uriMapping.indexOf(ActionMethod.AT));
String[] httpMethods = at.split(ActionMethod.OR);
StringBuilder sb = new StringBuilder();
for (String httpMethod : httpMethods) {
if (sb.length() > 0) sb.append("|");
sb.append(httpMethod.toUpperCase());
}
if (sb.length() > 0) {
acb.setHttpMethod(sb.toString());
}
}
String join = "";
String bind;
int indexOfBind = methodName.indexOf(ActionMethod.BIND);
if (indexOfBind != -1) {
if (indexOfAt != -1 && indexOfAt > indexOfBind) {
bind = methodName.substring(indexOfBind + ActionMethod.BIND.length(), indexOfAt);
} else {
bind = methodName.substring(indexOfBind + ActionMethod.BIND.length());
}
uriMapping = uriMapping.substring(0, uriMapping.indexOf(ActionMethod.BIND));
int indexOfJoin = bind.indexOf(ActionMethod.JOIN);
if (indexOfJoin != -1) {
String[] joins = bind.split(ActionMethod.JOIN);
if (joins.length > 1) {
bind = joins[0];
join = joins[1];
}
}
String[] pathParams = bind.split(ActionMethod.AND);
StringBuilder pathParamSB = new StringBuilder();
for (int i = 0; i < pathParams.length; i++) {
pathParams[i] = CommonUtil.toLowCaseFirst(pathParams[i]);
pathParamSB.append("/{").append(pathParams[i]).append("}");
}
if (pathParamSB.length() > 0) uriMapping = uriMapping + pathParamSB.toString();
acb.setPathParams(pathParams);
}
uriMapping = CommonUtil.toLowCaseFirst(uriMapping);
uriMapping = CommonUtil.hump2ohter(uriMapping, "-");
if (join.length() > 0) {
join = CommonUtil.toLowCaseFirst(join);
join = CommonUtil.hump2ohter(join, "-");
uriMapping = uriMapping + "/" + join;
}
} else if (m_path == null) {
/* 8 个默认方法 */
ActionConfigBean defaultAcb = parseDefaultActionConfig(methodName, moduleName);
if (defaultAcb != null) {
acb.setHttpMethod(defaultAcb.getHttpMethod());
acb.getResult().addAll(defaultAcb.getResult());
uriMapping = defaultAcb.getUriMapping();
} else {
String info =
fullName
+ " does not starts with '"
+ ActionMethod.PREFIX
+ "' so that can not be a valid action uri mapping";
log.debug(info);
return null;
}
}
if (m_path != null) {
uriMapping = CommonUtil.parsePropValue(m_path.value());
}
acb.setUriMapping(uriMapping);
return acb;
}