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feilong is a suite of core and expanded libraries that include utility classes, http, excel,cvs, io classes, and much much more.
/*
* Copyright (C) 2008 feilong
*
* 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.feilong.net.mail;
import java.util.Properties;
import javax.mail.Authenticator;
import javax.mail.Session;
import com.feilong.core.Validate;
import com.feilong.net.mail.builder.AuthenticatorBuilder;
import com.feilong.net.mail.builder.SessionPropertiesBuilder;
import com.feilong.net.mail.entity.SessionConfig;
/**
* 根据邮件会话属性和密码验证器构造邮件的{@link javax.mail.Session}.
*
* @author feilong
* @since 1.0.9
*/
public class SessionFactory{
/** Don't let anyone instantiate this class. */
private SessionFactory(){
//AssertionError不是必须的. 但它可以避免不小心在类的内部调用构造器. 保证该类在任何情况下都不会被实例化.
//see 《Effective Java》 2nd
throw new AssertionError("No " + getClass().getName() + " instances for you!");
}
//---------------------------------------------------------------
/**
* 根据邮件会话属性和密码验证器构造邮件的{@link javax.mail.Session}.
*
* @param sessionConfig
* mailSenderInfo
* @return Session
* @see javax.mail.Session#getDefaultInstance(Properties, Authenticator)
*/
public static Session createSession(SessionConfig sessionConfig){
//since 1.13.2
Validate.notNull(sessionConfig, "sessionConfig can't be null!");
//---------------------------------------------------------------
Authenticator authenticator = AuthenticatorBuilder.build(sessionConfig);
Properties properties = SessionPropertiesBuilder.build(sessionConfig);
//---------------------------------------------------------------
// 根据邮件会话属性和密码验证器构造一个发送邮件的session
Session session = Session.getDefaultInstance(properties, authenticator);
session.setDebug(sessionConfig.getIsDebug());
return session;
}
}