JAVA IO工具类.doc

package com.zhiyin.io;import java.io.BufferedInputStream;import java.io.BufferedOutputStream;import java.io.BufferedReader;import java.io.BufferedWriter;import java.io.File;import java.io.FileInputStream;import java.io.FileNotFoundException;import java.io.FileOutputStream;import java.io.IOException;import java.io.InputStream;import java.io.InputStreamReader;import java.io.OutputStream;import java.io.OutputStreamWriter;import java.util.zip.ZipEntry;import java.util.zip.ZipInputStream;import java.util.zip.ZipOutputStream;/* * author Administrator *IO工具类 */public class IOUtil public static void FileToFile(String filepath1,String filepath2)FileInputStream fis = null;FileOutputStream fos = null;try fis = new FileInputStream(filepath1);fos = new FileOutputStream(filepath2);byte buf = new byte1024*2; /2Kint len = 0;while(len = fis.read(buf)!=-1)fos.write(buf, 0, len);System.out.println(拷贝结束!); catch (Exception e) e.printStackTrace();finallyif(fos!=null)try fos.close(); catch (IOException e) / TODO Auto-generated catch blocke.printStackTrace();if(fis!=null)try fis.close(); catch (IOException e) / TODO Auto-generated catch blocke.printStackTrace();public static void FileToConsole(String path)BufferedInputStream bis = null;BufferedOutputStream bos = null;try bis = new BufferedInputStream(new FileInputStream(path);bos = new BufferedOutputStream(System.out);byte buf = new byte1024*2;int len = 0;while(len=bis.read(buf)!=-1)bos.write(buf, 0, len);bos.flush(); catch (Exception e) / TODO Auto-generated catch blocke.printStackTrace();finallyif(bos!=null)try bos.close(); catch (IOException e) / TODO Auto-generated catch blocke.printStackTrace();if(bis!=null)try bis.close(); catch (IOException e) / TODO Auto-generated catch blocke.printStackTrace();public static void ConsoleToFile(String path)BufferedReader br = null;BufferedWriter bw = null;try br = new BufferedReader(new InputStreamReader(System.in);bw = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(path);String line = null;while(line = br.readLine()!=null)if(quit.equals(line)System.out.println(读写完成);break;bw.write(line);bw.newLine();bw.flush(); catch (Exception e) / TODO Auto-generated catch blocke.printStackTrace();finallyif(bw!=null)try bw.close(); catch (Exception e) / TODO Auto-generated catch blocke.printStackTrace();if(br!=null)try br.close(); catch (IOException e) / TODO Auto-generated catch blocke.printStackTrace();public static void ConsoleToConsole()BufferedReader br = new BufferedReader(new InputStreamReader(System.in);BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(System.out);String line = null;try while(line = br.readLine()!=null)if(quit.equals(line)System.out.println(程序读取结束);break;bw.write(line);bw.newLine();bw.flush(); catch (IOException e) / TODO Auto-generated catch blocke.printStackTrace();finallyif(bw!=null)try bw.close(); catch (IOException e) / TODO Auto-generated catch blocke.printStackTrace();if(br!=null)try br.close(); catch (IOException e) / TODO Auto-generated catch blocke.printStackTrace();/* * param sourthpath 源文件或目录绝对路径 * param tarpath 目标目录绝对路径 * */public static void copy(String sourthpath,String tarpath)File source = new File(sourthpath);File tarFile = new File(tarpath,source.getName();if(source.isDirectory()tarFile.mkdir(); /如果是目录,则创建目录File files = source.listFiles();for(int i=0;ifiles.length;i+)copy(filesi.getAbsolutePath(),tarFile.getAbsolutePath();else InputStream is = null;OutputStream os = null;try is = new FileInputStream(source);os = new FileOutputStream(tarFile);byte buf = new byte1024*2;int len = 0;while(len = is.read(buf)!=-1)os.write(buf, 0, len);System.out.println(拷贝结束); catch (Exception e) / TODO Auto-generated catch blocke.printStackTrace();finallyif(os!=null)try os.close(); catch (IOException e) / TODO Auto-generated catch blocke.printStackTrace();if(is!=null)try is.close(); catch (IOException e) / TODO Auto-generated catch blocke.printStackTrace();/* * param sourcepath 源目录或源文件绝对路径 * param tarpath 目标.zip压缩文件绝对路径 */public static void zip(String sourcepath,String tarpath)File file = new File(sourcepath);try ZipOutputStream zos = new ZipOutputStream(new FileOutputStream(tarpath);String basedir = ;zip(file,zos,basedir);zos.close(); catch (Exception e) e.printStackTrace();public static void zip(File file,ZipOutputStream zos,String basedir)if(file.isDirectory()System.out.println(压缩目录:+file.getAbsolutePath();zipDirectory(file,zos,basedir);else System.out.println(压缩文件:+file.getAbsolutePath();zipFile(file, zos, basedir);public static void zipDirectory(File file,ZipOutputStream zos,String basedir)File files = file.listFiles();for(int i=0;ifiles.length;i+)zip(filesi,zos,basedir+file.getName()+/);public static void zipFile(File file,ZipOutputStream zos,String basedir)try ZipEntry entry = new ZipEntry(basedir+file.getName();zos.putNextEntry(entry);BufferedInputStream bis = new BufferedInputStream(new FileInputStream(file);int len = 0;byte buf = new byte1024*2;while(len = bis.read(buf)!=-1)zos.write(buf,0, len);bis.close(); catch (IOException e) / TODO Auto-generated catch blocke.printStackTrace();/* * param source 待解压缩.zip文件 * param tar 解压后存放目录 */public static void unzip(String source,String tar)try File target = new File(tar);target.mkdir();ZipInputStream zis = new ZipInputStream(new FileInputStream(source);ZipEntry entry = null;while (entry = zis.getNextEntry() != null) File tarFile = new File(target, entry.getName();if(entry.isDirectory()tarFile.mkdir();elseOutputStream os = new FileOutputStream(tarFile);byte b