com.blade.ioc.loader.IocAnnotationLoader Maven / Gradle / Ivy
/**
* Copyright (c) 2016, biezhi 王爵 ([email protected])
*
* 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.blade.ioc.loader;
import com.blade.ioc.SimpleIoc;
import com.blade.ioc.annotation.Component;
import com.blade.kit.CollectionKit;
import com.blade.kit.resource.ClassInfo;
import com.blade.kit.resource.ClassReader;
import com.blade.mvc.context.DynamicContext;
import java.lang.annotation.Annotation;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.List;
/**
* Ioc annotation loader
*
* @author biezhi
* @since 1.5
*/
public final class IocAnnotationLoader implements IocLoader {
private Collection classes;
public IocAnnotationLoader(String... packageNames) {
List> annotations = new ArrayList>(1);
annotations.add(Component.class);
this.classes = finder(Arrays.asList(packageNames), annotations, true);
}
private Collection finder(List packageNames, List> annotations, boolean recursive) {
Collection classes = CollectionKit.newArrayList();
for (String packageName : packageNames) {
ClassReader classReader = DynamicContext.getClassReader(packageName);
for (Class annotation : annotations) {
classes.addAll(classReader.getClassByAnnotation(packageName, annotation, recursive));
}
}
return classes;
}
public IocAnnotationLoader(Collection classes) {
this.classes = classes;
}
@Override
public void load(SimpleIoc ioc) {
for (ClassInfo classInfo : classes) {
Class cls = classInfo.getClazz();
Component anno = cls.getAnnotation(Component.class);
if (anno != null) {
String name = anno.value().equals("") ? cls.getName() : anno.value();
ioc.addBean(name, cls, true);
}
}
// free
classes = null;
}
}