com.bstek.urule.runtime.BuiltInActionLibraryBuilder Maven / Gradle / Ivy
/*******************************************************************************
* Copyright 2017 Bstek
*
* 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.
******************************************************************************/
package com.bstek.urule.runtime;
import java.lang.reflect.Method;
import java.math.BigDecimal;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.Map;
import java.util.Set;
import org.springframework.beans.BeansException;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
import com.bstek.urule.model.library.Datatype;
import com.bstek.urule.model.library.action.Parameter;
import com.bstek.urule.model.library.action.SpringBean;
import com.bstek.urule.model.library.action.annotation.ActionBean;
import com.bstek.urule.model.library.action.annotation.ActionMethod;
import com.bstek.urule.model.library.action.annotation.ActionMethodParameter;
/**
* @author Jacky.gao
* @since 2015年11月26日
*/
public class BuiltInActionLibraryBuilder implements ApplicationContextAware{
private List builtInActions=new ArrayList();
public List getBuiltInActions() {
return builtInActions;
}
@Override
public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
System.out.println("Load built in actions...");
String[] names=applicationContext.getBeanDefinitionNames();
if(names==null || names.length==0)return;
for(String name:names){
Object obj=null;
try{
obj=applicationContext.getBean(name);
}catch(Exception ex){
continue;
}
if(obj==null){
continue;
}
ActionBean aa=obj.getClass().getAnnotation(ActionBean.class);
if(aa==null){
continue;
}
SpringBean bean=new SpringBean();
bean.setId(name);
bean.setName(aa.name());
bean.setMethods(buildMethod(obj.getClass().getMethods()));
builtInActions.add(bean);
}
}
private List buildMethod(Method[] methods){
List list=new ArrayList();
for(Method m:methods){
ActionMethod methodAnnotation=m.getAnnotation(ActionMethod.class);
if(methodAnnotation==null)continue;
String name=methodAnnotation.name();
String methodName=m.getName();
com.bstek.urule.model.library.action.Method libMethod=new com.bstek.urule.model.library.action.Method();
libMethod.setMethodName(methodName);
libMethod.setName(name);
list.add(libMethod);
ActionMethodParameter mp=m.getAnnotation(ActionMethodParameter.class);
List parameterNames=new ArrayList();
if(mp!=null){
String pnames[]=mp.names();
for(String pname:pnames){
parameterNames.add(pname);
}
}
libMethod.setParameters(buildParameters(m,parameterNames));
}
return list;
}
private List buildParameters(Method m,List parameterNames){
List list=new ArrayList();
Class pclasses[]=m.getParameterTypes();
for(int i=0;i c=pclasses[i];
String name="";
if(parameterNames.size()>i){
name=parameterNames.get(i);
}
Parameter p=new Parameter();
p.setName(name);
p.setType(buildDatatype(c));
list.add(p);
}
return list;
}
private Datatype buildDatatype(Class clazz){
if(clazz.getName().equals("java.lang.Object")){
return Datatype.Object;
}
if(clazz.isAssignableFrom(Integer.class) || clazz.isAssignableFrom(int.class)){
return Datatype.Integer;
}else if(clazz.isAssignableFrom(Long.class) || clazz.isAssignableFrom(long.class)){
return Datatype.Long;
}else if(clazz.isAssignableFrom(Double.class) || clazz.isAssignableFrom(double.class)){
return Datatype.Double;
}else if(clazz.isAssignableFrom(Float.class) || clazz.isAssignableFrom(float.class)){
return Datatype.Float;
}else if(clazz.isAssignableFrom(BigDecimal.class)){
return Datatype.BigDecimal;
}else if(clazz.isAssignableFrom(Boolean.class) || clazz.isAssignableFrom(boolean.class)){
return Datatype.Boolean;
}else if(clazz.isAssignableFrom(Date.class)){
return Datatype.Date;
}else if(clazz.isAssignableFrom(List.class)){
return Datatype.List;
}else if(clazz.isAssignableFrom(Set.class)){
return Datatype.Set;
}else if(clazz.isAssignableFrom(Enum.class)){
return Datatype.Enum;
}else if(clazz.isAssignableFrom(Map.class)){
return Datatype.Map;
}else if(clazz.isAssignableFrom(String.class)){
return Datatype.String;
}else if(clazz.isAssignableFrom(Character.class) || clazz.isAssignableFrom(char.class)){
return Datatype.Char;
}else{
return Datatype.Object;
}
}
}