java压缩文件/文件夹的方法
package snippet;
import java.io.BufferedOutputStream;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.zip.Adler32;
import java.util.zip.CheckedOutputStream;
import org.apache.tools.zip.ZipEntry;
import org.apache.tools.zip.ZipOutputStream;
/**
* 文件压缩（支持中文文件名）
* @author zhaochao
*
*/
public class FileHelper {
?public static void zipCompress(String src, String des) throws IOException {
??ZipOutputStream out = null;
??try {
???CheckedOutputStream cusm = new CheckedOutputStream(?new FileOutputStream(des), new Adler32());
???out = new ZipOutputStream(new BufferedOutputStream(cusm));
???fileZip(new File(src), out, "");
??} finally {
???if (out != null) {
????out.close();
???}
??}
?}
?private static void fileZip(File file, ZipOutputStream out, String base)
???throws IOException {
??if (file.isFile()) {
???if (base.length() > 0) {
????out.putNextEntry(new ZipEntry(base));
???} else {
????out.putNextEntry(new ZipEntry(file.getName()));
???}
???BufferedReader in = new BufferedReader(new InputStreamReader(new FileInputStream(file), "ISO8859_1"));
???int c;
???while ((c = in.read()) != -1) {
????out.write(c);
???}
???in.close();
??} else if (file.isDirectory()) {
???File[] subFiles = file.listFiles();
???out.putNextEntry(new ZipEntry(base + File.separator));
???base = base.length() != 0 ? base + File.separator : "";
???for (File subFile : subFiles) {
????fileZip(subFile, out, base + subFile.getName());
???}
??}
?}
?
?public static void main(String[] args) throws IOException {
???? /*需要压缩的源文件夹路径*/??
? ??String folderSrcPath="E:\\TEMP\";??
??? /*压缩后的zip文件及其存放位置*/
???? String forderDesPath="E:\\测试文件夹.zip";?
???? zipCompress(folderSrcPath,forderDesPath);
????
?}
}
