java 指定文件夹内文件打成Zip,rar压缩包

java 指定文件夹内文件打成Zip,rar压缩包

package FileZip;

import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.zip.ZipEntry;
import java.util.zip.ZipOutputStream;

public class FileZipTest {
// sourceFilePath指定文件路径,zipFilePath打成压缩包的路径,fileName文件名称
      public static boolean fileToZip(String sourceFilePath,String zipFilePath,String fileName){  
            boolean flag = false;  
            File sourceFile = new File(sourceFilePath);  
            FileInputStream fis = null;  
            BufferedInputStream bis = null;  
            FileOutputStream fos = null;  
            ZipOutputStream zos = null;  

            if(sourceFile.exists() == false){  
                System.out.println("待压缩的文件目录："+sourceFilePath+"不存在.");  
            }else{  
                try {  
                    File zipFile = new File(zipFilePath + "/" + fileName +".zip");  
                    if(zipFile.exists()){  
                        System.out.println(zipFilePath + "目录下存在名字为:" + fileName +".zip" +"打包文件.");  
                    }else{  
                        File[] sourceFiles = sourceFile.listFiles();  
                        if(null == sourceFiles || sourceFiles.length<1){  
                            System.out.println("待压缩的文件目录：" + sourceFilePath + "里面不存在文件，无需压缩.");  
                        }else{  
                            fos = new FileOutputStream(zipFile);  
                            zos = new ZipOutputStream(new BufferedOutputStream(fos));  
                            byte[] bufs = new byte[1024*10];  
                            for(int i=0;i<sourceFiles.length;i++){  
                                //创建ZIP实体，并添加进压缩包  
                                ZipEntry zipEntry = new ZipEntry(sourceFiles[i].getName());  
                                zos.putNextEntry(zipEntry);  
                                //读取待压缩的文件并写进压缩包里  
                                fis = new FileInputStream(sourceFiles[i]);  
                                bis = new BufferedInputStream(fis, 1024*10);  
                                int read = 0;  
                                while((read=bis.read(bufs, 0, 1024*10)) != -1){  
                                    zos.write(bufs,0,read);  
                                }  
                            }  
                            flag = true;  
                        }  
                    }  
                } catch (FileNotFoundException e) {  
                    e.printStackTrace();  
                    throw new RuntimeException(e);  
                } catch (IOException e) {  
                    e.printStackTrace();  
                    throw new RuntimeException(e);  
                } finally{  
                    //关闭流  
                    try {  
                        if(null != bis) bis.close();  
                        if(null != zos) zos.close();  
                    } catch (IOException e) {  
                        e.printStackTrace();  
                        throw new RuntimeException(e);  
                    }  
                }  
            }  
            return flag;  
        }    
        public static void main(String[] args){  
            String sourceFilePath = "C:\\zip";  
            String zipFilePath = "C:\\zip";  
            String fileName = "12700153file"; 
            FileZipTest fileToZip = new FileZipTest();
            boolean flag = fileToZip(sourceFilePath, zipFilePath, fileName);  
            if(flag){  
                System.out.println("文件打包成功!");  
            }else{  
                System.out.println("文件打包失败!");  
            }  
        }  

    }