zip4j基本操作

package com.rensanning.zip4j;


import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.ArrayList;
import java.util.List;


import net.lingala.zip4j.core.ZipFile;
import net.lingala.zip4j.io.ZipInputStream;
import net.lingala.zip4j.io.ZipOutputStream;
import net.lingala.zip4j.model.FileHeader;
import net.lingala.zip4j.model.ZipParameters;
import net.lingala.zip4j.progress.ProgressMonitor;
import net.lingala.zip4j.unzip.UnzipUtil;
import net.lingala.zip4j.util.Zip4jConstants;


public class Main {


public static void main(String[] args) throws Exception {


// Zip4j
// zip4j_1.3.1.jar
// http://www.lingala.net/zip4j/

//压缩

// 文件压缩
// test1();
//
// // 设置密码
// test2();//--标准
// test3();//--AES
//
// // 文件夹压缩
// test4();
//
// // 将文件压缩到指定文件夹中
// test5();
//
// // 往ZIP中添加文件
// test6();
//
// // 分割压缩文件
// test7();
//
// // 创建ZIP流
// test8();
//
// // 从ZIP中删除文件
// test9();
//
// // 获取ZIP中文件一览
test10();
//
// //解压
// test20();//解压所有文件
// test21();//解压所有文件到流
// test22();//解压单个文件
}


private static void test1() throws Exception {

ZipFile zipFile = new ZipFile("c:\\ZipTest\\test1.zip");

ArrayList filesToAdd = new ArrayList();
filesToAdd.add(new File("c:\\ZipTest\\sample.txt"));
filesToAdd.add(new File("c:\\ZipTest\\文件.doc"));
filesToAdd.add(new File("c:\\ZipTest\\파일.xls"));
filesToAdd.add(new File("c:\\ZipTest\\ファイル.ppt"));


ZipParameters parameters = new ZipParameters();
parameters.setCompressionMethod(Zip4jConstants.COMP_DEFLATE);
parameters.setCompressionLevel(Zip4jConstants.DEFLATE_LEVEL_NORMAL); 


zipFile.addFiles(filesToAdd, parameters);
}


private static void test2() throws Exception {

ZipFile zipFile = new ZipFile("c:\\ZipTest\\test2.zip");

ArrayList filesToAdd = new ArrayList();
filesToAdd.add(new File("c:\\ZipTest\\sample.txt"));
filesToAdd.add(new File("c:\\ZipTest\\文件.doc"));
filesToAdd.add(new File("c:\\ZipTest\\파일.xls"));
filesToAdd.add(new File("c:\\ZipTest\\ファイル.ppt"));

ZipParameters parameters = new ZipParameters();
parameters.setCompressionMethod(Zip4jConstants.COMP_DEFLATE);
parameters.setCompressionLevel(Zip4jConstants.DEFLATE_LEVEL_NORMAL); 

// Set password
parameters.setEncryptFiles(true);
parameters.setEncryptionMethod(Zip4jConstants.ENC_METHOD_STANDARD);
parameters.setPassword("test123!");

zipFile.addFiles(filesToAdd, parameters);
}

private static void test3() throws Exception {

ZipFile zipFile = new ZipFile("c:\\ZipTest\\test3.zip");

ArrayList filesToAdd = new ArrayList();
filesToAdd.add(new File("c:\\ZipTest\\sample.txt"));
filesToAdd.add(new File("c:\\ZipTest\\文件.doc"));
filesToAdd.add(new File("c:\\ZipTest\\파일.xls"));
filesToAdd.add(new File("c:\\ZipTest\\ファイル.ppt"));

ZipParameters parameters = new ZipParameters();
parameters.setCompressionMethod(Zip4jConstants.COMP_DEFLATE);
parameters.setCompressionLevel(Zip4jConstants.DEFLATE_LEVEL_NORMAL); 

// Set password
parameters.setEncryptFiles(true);
parameters.setEncryptionMethod(Zip4jConstants.ENC_METHOD_AES);
parameters.setAesKeyStrength(Zip4jConstants.AES_STRENGTH_256);
parameters.setPassword("test123!");

zipFile.addFiles(filesToAdd, parameters);
}


private static void test4() throws Exception {
ZipFile zipFile = new ZipFile("c:\\ZipTest\\test4.zip");

String folderToAdd = "c:\\ZipTest";

ZipParameters parameters = new ZipParameters();
parameters.setCompressionMethod(Zip4jConstants.COMP_DEFLATE);
parameters.setCompressionLevel(Zip4jConstants.DEFLATE_LEVEL_NORMAL);

zipFile.addFolder(folderToAdd, parameters);
}


private static void test5() throws Exception {

ZipFile zipFile = new ZipFile("c:\\ZipTest\\test5.zip");

ArrayList filesToAdd = new ArrayList();
filesToAdd.add(new File("c:\\ZipTest\\sample.txt"));
filesToAdd.add(new File("c:\\ZipTest\\文件.doc"));
filesToAdd.add(new File("c:\\ZipTest\\파일.xls"));
filesToAdd.add(new File("c:\\ZipTest\\ファイル.ppt"));

ZipParameters parameters = new ZipParameters();
parameters.setCompressionMethod(Zip4jConstants.COMP_DEFLATE);
parameters.setCompressionLevel(Zip4jConstants.DEFLATE_LEVEL_NORMAL);

parameters.setRootFolderInZip("test2/");

zipFile.addFiles(filesToAdd, parameters);
}


private static void test6() throws Exception {


ZipFile zipFile = new ZipFile("c:\\ZipTest\\test1.zip");

ZipParameters parameters = new ZipParameters();
parameters.setCompressionMethod(Zip4jConstants.COMP_DEFLATE);
parameters.setFileNameInZip("文件2.doc");
parameters.setSourceExternalStream(true);

InputStream is = new FileInputStream("c:\\ZipTest\\文件2.doc");

zipFile.addStream(is, parameters);

is.close();
}


private static void test7() throws Exception {

ZipFile zipFile = new ZipFile("c:\\ZipTest\\test7.zip");

ArrayList filesToAdd = new ArrayList();
filesToAdd.add(new File("c:\\ZipTest\\sample.txt"));
filesToAdd.add(new File("c:\\ZipTest\\文件.doc"));
filesToAdd.add(new File("c:\\ZipTest\\파일.xls"));
filesToAdd.add(new File("c:\\ZipTest\\ファイル.ppt"));


ZipParameters parameters = new ZipParameters();
parameters.setCompressionMethod(Zip4jConstants.COMP_DEFLATE);
parameters.setCompressionLevel(Zip4jConstants.DEFLATE_LEVEL_NORMAL); 


// SplitLenth has to be greater than 65536 bytes
// zipFile.createZipFileFromFolder()
zipFile.createZipFile(filesToAdd, parameters, true, 65536);
}


private static void test8() throws Exception {


ArrayList filesToAdd = new ArrayList();
filesToAdd.add(new File("c:\\ZipTest\\sample.txt"));
filesToAdd.add(new File("c:\\ZipTest\\文件.doc"));
filesToAdd.add(new File("c:\\ZipTest\\파일.xls"));
filesToAdd.add(new File("c:\\ZipTest\\ファイル.ppt"));

ZipOutputStream outputStream = new ZipOutputStream(new FileOutputStream(new File("c:\\ZipTest\\test8.zip")));


ZipParameters parameters = new ZipParameters();
parameters.setCompressionMethod(Zip4jConstants.COMP_DEFLATE);
parameters.setCompressionLevel(Zip4jConstants.DEFLATE_LEVEL_NORMAL);


// Set password
parameters.setEncryptFiles(true);
parameters.setEncryptionMethod(Zip4jConstants.ENC_METHOD_AES);
parameters.setAesKeyStrength(Zip4jConstants.AES_STRENGTH_256);
parameters.setPassword("test123!");

for (int i = 0; i < filesToAdd.size(); i++) {
File file = (File)filesToAdd.get(i);
outputStream.putNextEntry(file,parameters);

if (file.isDirectory()) {
outputStream.closeEntry();
continue;
}

InputStream  inputStream = new FileInputStream(file);
byte[] readBuff = new byte[4096];
int readLen = -1;
while ((readLen = inputStream.read(readBuff)) != -1) {
outputStream.write(readBuff, 0, readLen);
}

outputStream.closeEntry();

inputStream.close();
}

outputStream.finish();

outputStream.close();
}


private static void test9() throws Exception {

ZipFile zipFile = new ZipFile("c:\\ZipTest\\test1.zip");

//删除指定文件
zipFile.removeFile("sample.txt");

//删除第一个文件
if (zipFile.getFileHeaders() != null && zipFile.getFileHeaders().size() > 0) {
zipFile.removeFile((FileHeader)zipFile.getFileHeaders().get(0));
} else {
System.out.println("This cannot be demonstrated as zip file does not have any files left");
}


}


private static void test10() throws Exception {


ZipFile zipFile = new ZipFile("F:\\eclipse-jee-neon-1a-win32.zip");

List fileHeaderList = zipFile.getFileHeaders();
long count = 0;
long compressedSize = 0;
for (int i = 0; i < fileHeaderList.size(); i++) {
FileHeader fileHeader = (FileHeader)fileHeaderList.get(i);
System.out.println("****File Details for: " + fileHeader.getFileName() + "*****");
System.out.println("Name: " + fileHeader.getFileName());
System.out.println("Compressed Size: " + fileHeader.getCompressedSize());
System.out.println("Uncompressed Size: " + fileHeader.getUncompressedSize());
count +=fileHeader.getUncompressedSize();
compressedSize += fileHeader.getCompressedSize();
System.out.println("CRC: " + fileHeader.getCrc32());
System.out.println("************************************************************");
}
System.out.println("Uncompressed Size: "+count);
System.out.println("compressed Size: "+compressedSize);
}


private static void test20() throws Exception {
//方法一
ZipFile zipFile = new ZipFile("c:\\ZipTest\\test1.zip");
zipFile.extractAll("c:\\ZipTest1");

//方法二
ZipFile zipFile2 = new ZipFile("F:\\eclipse-jee-neon-1a-win32.zip");
if (zipFile2.isEncrypted()) {
zipFile2.setPassword("test123!");
}
List fileHeaderList = zipFile2.getFileHeaders();


for (int i = 0; i < fileHeaderList.size(); i++) {
FileHeader fileHeader = (FileHeader)fileHeaderList.get(i);
zipFile2.extractFile(fileHeader, "c:\\ZipTest2\\");
}
}


private static void test21() throws Exception {
ZipFile zipFile = new ZipFile("F:\\eclipse-jee-neon-1a-win32.zip");
if (zipFile.isEncrypted()) {
zipFile.setPassword("test123!");
}

List fileHeaderList = zipFile.getFileHeaders();

for (int i = 0; i < fileHeaderList.size(); i++) {
FileHeader fileHeader = (FileHeader)fileHeaderList.get(i);
if (fileHeader != null) {

String outFilePath = "c:\\ZipTest3\\" + System.getProperty("file.separator") + fileHeader.getFileName();
File outFile = new File(outFilePath);

if (fileHeader.isDirectory()) {
outFile.mkdirs();
continue;
}

File parentDir = outFile.getParentFile();
if (!parentDir.exists()) {
parentDir.mkdirs();
}

ZipInputStream is = zipFile.getInputStream(fileHeader);
OutputStream os = new FileOutputStream(outFile);

int readLen = -1;
byte[] buff = new byte[4096];

while ((readLen = is.read(buff)) != -1) {
os.write(buff, 0, readLen);
}

os.close();
os = null;
is.close();
is = null;

UnzipUtil.applyFileAttributes(fileHeader, outFile);

System.out.println("Done extracting: " + fileHeader.getFileName());
} else {
System.err.println("fileheader is null. Shouldn't be here");
}
}
}


private static void test22() throws Exception {

ZipFile zipFile = new ZipFile("c:\\ZipTest\\test2.zip");
if (zipFile.isEncrypted()) {
zipFile.setPassword("test123!");
}

zipFile.extractFile("文件.doc", "c:\\ZipTest4\\");
}


}