/*
* Copyright (C) 2012-2014 DuyHai DOAN
*
* 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 info.archinnov.achilles.internal.proxy;
import java.lang.reflect.Method;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Set;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import info.archinnov.achilles.internal.context.facade.EntityOperations;
import info.archinnov.achilles.internal.metadata.holder.EntityMeta;
import info.archinnov.achilles.internal.proxy.dirtycheck.DirtyChecker;
import info.archinnov.achilles.internal.validation.Validator;
public class ProxyInterceptorBuilder<T> {
private static final Logger log = LoggerFactory.getLogger(ProxyInterceptorBuilder.class);
private T target;
private Set<Method> alreadyLoaded = new HashSet<>();
private EntityOperations context;
public static <T> ProxyInterceptorBuilder<T> builder(EntityOperations context, T entity) {
return new ProxyInterceptorBuilder<>(context, entity);
}
public ProxyInterceptorBuilder(EntityOperations context, T entity) {
Validator.validateNotNull(context, "PersistenceContext for interceptor should not be null");
Validator.validateNotNull(entity, "Target entity for interceptor should not be null");
this.context = context;
this.target = entity;
}
public ProxyInterceptor<T> build() {
log.debug("Build interceptor for entity of class {}", context.getEntityMeta().getClassName());
ProxyInterceptor<T> interceptor = new ProxyInterceptor<T>();
EntityMeta entityMeta = context.getEntityMeta();
String className = context.getEntityClass().getCanonicalName();
Validator.validateNotNull(target, "Target object for interceptor of '%s' should not be null", className);
Validator.validateNotNull(entityMeta.getGetterMetas(),
"Getters metadata for interceptor of '%s' should not be null", className);
Validator.validateNotNull(entityMeta.getSetterMetas(),
"Setters metadata for interceptor of '%s' should not be null", className);
Validator.validateNotNull(entityMeta.getIdMeta(), "Id metadata for '%s' should not be null", className);
interceptor.setTarget(target);
interceptor.setEntityOperations(context);
interceptor.setGetterMetas(entityMeta.getGetterMetas());
interceptor.setSetterMetas(entityMeta.getSetterMetas());
interceptor.setIdGetter(entityMeta.getIdMeta().getGetter());
interceptor.setIdSetter(entityMeta.getIdMeta().getSetter());
interceptor.setDirtyMap(new HashMap<Method, DirtyChecker>());
interceptor.setPrimaryKey(context.getPrimaryKey());
interceptor.setAlreadyLoaded(alreadyLoaded);
return interceptor;
}
public ProxyInterceptorBuilder<T> alreadyLoaded(Set<Method> alreadyLoaded) {
this.alreadyLoaded = alreadyLoaded;
return this;
}
}