AreaDao.java

package com.aggrepoint.winlet.site.dao.fs;

import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileInputStream;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

import com.aggrepoint.winlet.site.domain.Area;

/**
 * 
 * @author Jiangming Yang (yangjm@gmail.com)
 */
public class AreaDao {
	static final Log logger = LogFactory.getLog(AreaDao.class);

	public static Area load(File file, String contextRoot) {
		if (file.isDirectory())
			return null;

		try {
			Area area = new Area();

			Utils.getNameAndOrder(area, file);
			area.setName(area.getName().substring(0,
					area.getName().length() - 5));
			if (area.getName().startsWith("!")) {
				area.setCascade(true);
				area.setName(area.getName().substring(1));
			}

			FileInputStream fis = new FileInputStream(file);
			ByteArrayOutputStream baos = new ByteArrayOutputStream();
			byte[] buffer = new byte[10240];
			int len = fis.read(buffer, 0, buffer.length);
			while (len > 0) {
				baos.write(buffer, 0, len);
				len = fis.read(buffer, 0, buffer.length);
			}
			fis.close();

			area.setContent(baos.toString("UTF-8"), contextRoot);

			return area;
		} catch (Exception e) {
			logger.error("Error load area: " + file.getAbsolutePath(), e);
			return null;
		}
	}
}