获取项目的根目录绝对路径

获取项目(c/s)的根目录绝对路径

import java.net.URLDecoder;

public class UtilityHelper {
    /**
	 * 获取项目(c/s)的根目录绝对路径
	 * @return
	 */
	public static String getClientRootAbsoluteClassPath()
	{
		String path = null;
		try {
			path = UtilityHelper.class.getProtectionDomain().getCodeSource().getLocation().getFile();
			path = URLDecoder.decode(path, "utf-8");
			path = path.replace('\\', '/');
			path = path.substring(0,path.lastIndexOf("/")) + "/";
			logger.info("path:" + path);
			
		} catch (UnsupportedEncodingException e) {
			logger.error(e.getMessage(),e);
//			e.printStackTrace();
		}
		return path;
	}
}

获取项目(B/s)的根目录绝对路径

/**
	 * 得到classPath绝对路径
	 * @param classPath
	 * 			相对路径
	 * @return
	 */
	public static String getAbsoluteClassPath(String classPath) {

		String path = null;
		try {
			File file = new File(Thread.currentThread().getContextClassLoader().getResource(classPath).getPath());
			path = URLDecoder.decode(file.getAbsolutePath(), "utf-8");
		} catch (UnsupportedEncodingException e) {
			logger.error(e.getMessage(), e);
			//				e.printStackTrace();
		}
		return path;
	}
	
		/**
	 * 获取项目的根目录绝对路径
	 * @return
	 */
	public static String getRootAbsoluteClassPath() {
		String absoluteClassPath = getAbsoluteClassPath();
		//获取根目录的绝对路径
		return absoluteClassPath.substring(0,absoluteClassPath.indexOf("WEB-INF")).replace('\\', '/');

	}