cn.featherfly.common.net.mail.MailAttach Maven / Gradle / Ivy

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package cn.featherfly.common.net.mail;

import java.io.File;

import cn.featherfly.common.lang.AssertIllegalArgument;
import cn.featherfly.common.lang.LangUtils;

/**
 * 
 * MailAttach
 * 
 *
 * @author 钟冀
 */
public class MailAttach {

	private String fileName;

	private File file;

	/**
	 */
	public MailAttach(File file) {
		init(file, null);
	}

	/**
	 */
	public MailAttach(File file, String fileName) {
		init(file, fileName);
	}

	private void init(File file, String fileName) {
		AssertIllegalArgument.isNotNull(file, "文件不能为null");
		AssertIllegalArgument.isFalse(!file.exists(), "文件不存在");
		this.file = file;
		if (LangUtils.isEmpty(fileName)) {
			this.fileName = file.getName();
		} else {
			this.fileName = fileName;
		}
	}

	/**
	 * 返回fileName
	 * @return fileName
	 */
	public String getFileName() {
		return fileName;
	}

	/**
	 * 返回file
	 * @return file
	 */
	public File getFile() {
		return file;
	}

	/**
	 * {@inheritDoc}
	 */
	@Override
	public String toString() {
		return file.getAbsolutePath() + " : " + fileName;
	}
}