net.hasor.spring.beans.TargetFactoryBean Maven / Gradle / Ivy
/*
* Copyright 2002-2005 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.
*/
package net.hasor.spring.beans;
import net.hasor.core.AppContext;
import net.hasor.core.BindInfo;
import net.hasor.utils.StringUtils;
import org.springframework.beans.factory.FactoryBean;
import org.springframework.beans.factory.InitializingBean;
import java.util.Objects;
import java.util.function.Supplier;
/**
* 在 Spring 中创建 Hasor Bean 使用。
* @version : 2016年2月15日
* @author 赵永春 ([email protected])
*/
public class TargetFactoryBean implements FactoryBean, InitializingBean {
private AppContext factory = null;
private Supplier beanProvider = null;
private BindInfo beanBindInfo = null;
private String refID = null;
private Class refType = null;
private String refName = null;
public void setFactory(AppContext factory) {
this.factory = factory;
}
public void setRefType(Class refType) {
this.refType = refType;
}
public void setRefName(String refName) {
this.refName = refName;
}
public void setRefID(String refID) {
this.refID = refID;
}
@Override
public void afterPropertiesSet() {
if (this.factory == null) {
throw new NullPointerException("AppContext is null.");
}
//
if (StringUtils.isNotBlank(this.refID)) {
this.beanBindInfo = this.factory.getBindInfo(this.refID);
} else {
if (this.refType != null) {
if (StringUtils.isBlank(this.refName)) {
this.refName = "";
}
this.beanBindInfo = this.factory.findBindingRegister(this.refName, this.refType);
} else {
throw new NullPointerException("refType is null.");
}
}
//
if (this.beanBindInfo == null) {
this.beanProvider = Objects.requireNonNull(this.factory.getProvider(this.refType));
} else {
this.beanProvider = Objects.requireNonNull(this.factory.getProvider(this.beanBindInfo));
}
}
@Override
public final T getObject() {
return this.beanProvider.get();
}
@Override
public final Class getObjectType() {
return this.beanBindInfo.getBindType();
}
@Override
public final boolean isSingleton() {
return this.factory.isSingleton(this.beanBindInfo);
}
}