/**
* Copyright (c) 2015, biezhi 王爵 (biezhi.me@gmail.com)
* <p>
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* <p>
* http://www.apache.org/licenses/LICENSE-2.0
* <p>
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.blade.mvc.route;
import com.blade.exception.BladeException;
import com.blade.kit.Assert;
import com.blade.kit.CollectionKit;
import com.blade.kit.StringKit;
import com.blade.kit.reflect.ReflectKit;
import com.blade.mvc.http.HttpMethod;
import com.blade.mvc.http.Request;
import com.blade.mvc.http.Response;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.lang.reflect.Method;
import java.util.List;
import java.util.Map;
/**
* Registration, management route
*
* @author <a href="mailto:biezhi.me@gmail.com" target="_blank">biezhi</a>
* @since 1.5
*/
public class Routers {
private static final Logger LOGGER = LoggerFactory.getLogger(Routers.class);
private Map<String, Route> routes = null;
private Map<String, Route> interceptors = null;
private static final String METHOD_NAME = "handle";
public Routers() {
this.routes = CollectionKit.newConcurrentHashMap();
this.interceptors = CollectionKit.newConcurrentHashMap();
}
public Map<String, Route> getRoutes() {
return routes;
}
public Map<String, Route> getInterceptors() {
return interceptors;
}
public void addRoute(Route route) {
String path = route.getPath();
HttpMethod httpMethod = route.getHttpMethod();
String key = path + "#" + httpMethod.toString();
// existent
if (null != this.routes.get(key)) {
LOGGER.warn("\tRoute {} -> {} has exist", path, httpMethod.toString());
}
if (httpMethod == HttpMethod.BEFORE || httpMethod == HttpMethod.AFTER) {
if (null != this.interceptors.get(key)) {
LOGGER.warn("\tInterceptor {} -> {} has exist", path, httpMethod.toString());
}
this.interceptors.put(key, route);
LOGGER.debug("Add Interceptor => {}", route);
} else {
this.routes.put(key, route);
LOGGER.debug("Add Route => {}", route);
}
}
public void addRoutes(List<Route> routes) {
Assert.notNull(routes);
routes.forEach(this::addRoute);
}
public void addRoute(HttpMethod httpMethod, String path, com.blade.mvc.handler.RouteHandler handler, String methodName) throws NoSuchMethodException {
Class<?> handleType = handler.getClass();
Method method = handleType.getMethod(methodName, Request.class, Response.class);
addRoute(httpMethod, path, handler, com.blade.mvc.handler.RouteHandler.class, method);
}
public void addRoute(HttpMethod httpMethod, String path, Object controller, Class<?> controllerType, Method method) {
Assert.notBlank(path);
String key = path + "#" + httpMethod.toString();
// existent
if (null != this.routes.get(key)) {
LOGGER.warn("\tRoute {} -> {} has exist", path, httpMethod.toString());
}
Route route = new Route(httpMethod, path, controller, controllerType, method);
if (httpMethod == HttpMethod.BEFORE || httpMethod == HttpMethod.AFTER) {
if (null != this.interceptors.get(key)) {
LOGGER.warn("\tInterceptor {} -> {} has exist", path, httpMethod.toString());
}
this.interceptors.put(key, route);
LOGGER.info("Add Interceptor: {}", route);
} else {
this.routes.put(key, route);
LOGGER.info("Add Route => {}", route);
}
}
public void route(String path, com.blade.mvc.handler.RouteHandler handler, HttpMethod httpMethod) {
try {
addRoute(httpMethod, path, handler, METHOD_NAME);
} catch (NoSuchMethodException e) {
throw new BladeException(e);
}
}
public void route(String[] paths, com.blade.mvc.handler.RouteHandler handler, HttpMethod httpMethod) {
for (String path : paths) {
route(path, handler, httpMethod);
}
}
private Map<String, Method[]> classMethosPool = CollectionKit.newConcurrentHashMap(16);
private Map<Class<?>, Object> controllerPool = CollectionKit.newConcurrentHashMap(16);
public void route(String path, Class<?> clazz, String methodName) {
Assert.notNull(methodName, "Method name not is null");
HttpMethod httpMethod = HttpMethod.ALL;
if (methodName.contains(":")) {
String[] methodArr = methodName.split(":");
httpMethod = HttpMethod.valueOf(methodArr[0].toUpperCase());
methodName = methodArr[1];
}
this.route(path, clazz, methodName, httpMethod);
}
public void route(String path, Class<?> clazz, String methodName, HttpMethod httpMethod) {
try {
Assert.notNull(path, "Route path not is null!");
Assert.notNull(clazz, "Class Type not is null!");
Assert.notNull(methodName, "Method name not is null");
Assert.notNull(httpMethod, "Request Method not is null");
Method[] methods = classMethosPool.get(clazz.getName());
if (null == methods) {
methods = clazz.getMethods();
classMethosPool.put(clazz.getName(), methods);
}
if (null != methods) {
for (Method method : methods) {
if (method.getName().equals(methodName)) {
Object controller = controllerPool.get(clazz);
if (null == controller) {
controller = ReflectKit.newInstance(clazz);
controllerPool.put(clazz, controller);
}
addRoute(httpMethod, path, controller, clazz, method);
}
}
}
} catch (Exception e) {
LOGGER.error("", e);
}
}
public void buildRoute(String path, Class<?> clazz, Method method, HttpMethod httpMethod) {
addRoute(httpMethod, path, null, clazz, method);
}
public void delRoute(String key) {
if (StringKit.isNotBlank(key)) {
routes.remove(key);
}
}
}