package com.khs.sherpa.util;
/*
* Copyright 2012 the original author or authors.
*
* 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
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* 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.
*/
import java.lang.reflect.Method;
import com.khs.sherpa.annotation.Action;
import com.khs.sherpa.annotation.MethodRequest;
import com.khs.sherpa.exception.SherpaRuntimeException;
public class MethodUtil {
public static Method validateHttpMethods(Method[] methods, String httpMethod) {
Method method = null;
for(Method m: methods) {
Method newMethod = null;
if(m.isAnnotationPresent(Action.class)) {
if(m.getAnnotation(Action.class).method().length == 0) {
newMethod = m;
} else {
for(MethodRequest r: m.getAnnotation(Action.class).method()) {
if(r.toString().equalsIgnoreCase(httpMethod)) {
newMethod = m;
}
}
}
} else {
newMethod = m;
}
if(newMethod == null) {
continue;
}
if(method != null) {
throw new SherpaRuntimeException("To many methods found for method ["+method.getName()+"]");
}
method = newMethod;
}
return method;
}
public static String getMethodName(Method method) {
Action action = MethodUtil.getActionAnnotation(method);
if(action != null) {
if(action.value().trim().length() > 0) {
return action.value().trim();
}
}
return method.getName();
}
public static Action getActionAnnotation(Method method) {
if(method.isAnnotationPresent(Action.class)) {
return method.getAnnotation(Action.class);
}
return null;
}
}