package com.test;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStream;
import java.io.Reader;
import java.io.UnsupportedEncodingException;

import org.dom4j.Document;
import org.dom4j.DocumentException;
import org.dom4j.io.OutputFormat;
import org.dom4j.io.SAXReader;
import org.dom4j.io.XMLWriter;

public class File01 {

	public static void main(String[] args) {
		try {
			long l = getFileSizes(new File("E:\\NF\\SRC\\762151550_20141202.zip"));
			System.out.println(l);
		} catch (Exception e) {
			e.printStackTrace();
		}
	}

	public static int s(String ifile, Document dom) {
		int retVar = 0;
		try {
			OutputStream out;
			File file = new File(ifile);
			if (!file.exists()) {
				if (!(file.getParentFile().exists())
						&& !(file.getParentFile().mkdirs())) {
					return 1;
				}
			}
			OutputFormat format = OutputFormat.createCompactFormat();
			format.setEncoding("UTF-8");

			out = new FileOutputStream(file);
			XMLWriter wr = new XMLWriter(out, format);

			wr.write(dom);
			wr.close();
			retVar = 0;
		} catch (FileNotFoundException e) {
			e.printStackTrace();
		} catch (UnsupportedEncodingException e) {
			e.printStackTrace();
		} catch (IOException e) {
			e.printStackTrace();
		}
		return retVar;
	}

	public static Document readXML(Reader read) {
		SAXReader sreader = new SAXReader();

		try {
			return sreader.read(read);
			
		} catch (DocumentException e) {
			e.printStackTrace();
			return null;
		} finally {
			try {
				read.close();
			} catch (IOException e) {
				e.printStackTrace();
			}
		}
	}
	
    public static long getFileSizes(File f) throws Exception{//取得文件大小
        long s=0;
        if (f.exists()) {
            FileInputStream fis = null;
            fis = new FileInputStream(f);
           s= fis.available();
        } else {
            f.createNewFile();
            System.out.println("文件不存在");
        }
        return s;
    }
}