com.avaje.ebeaninternal.server.deploy.ChainedBeanPostLoad Maven / Gradle / Ivy
package com.avaje.ebeaninternal.server.deploy;
import com.avaje.ebean.event.BeanPostLoad;
import java.util.ArrayList;
import java.util.List;
/**
* Handles multiple BeanPostLoad's for a given entity type.
*/
public class ChainedBeanPostLoad implements BeanPostLoad {
private final List list;
private final BeanPostLoad[] chain;
/**
* Construct given the list of BeanPersistController's.
*/
public ChainedBeanPostLoad(List list) {
this.list = list;
this.chain = list.toArray(new BeanPostLoad[list.size()]);
}
/**
* Register a new BeanPersistController and return the resulting chain.
*/
public ChainedBeanPostLoad register(BeanPostLoad c) {
if (list.contains(c)){
return this;
} else {
List newList = new ArrayList();
newList.addAll(list);
newList.add(c);
return new ChainedBeanPostLoad(newList);
}
}
/**
* De-register a BeanPersistController and return the resulting chain.
*/
public ChainedBeanPostLoad deregister(BeanPostLoad c) {
if (!list.contains(c)){
return this;
} else {
ArrayList newList = new ArrayList();
newList.addAll(list);
newList.remove(c);
return new ChainedBeanPostLoad(newList);
}
}
/**
* Return the size of the chain.
*/
protected int size() {
return chain.length;
}
@Override
public boolean isRegisterFor(Class cls) {
// never called
return false;
}
/**
* Fire postLoad on all registered BeanPostLoad implementations.
*/
@Override
public void postLoad(Object bean) {
for (int i = 0; i < chain.length; i++) {
chain[i].postLoad(bean);
}
}
}