java压缩文件的代码
import java.io.File;http://www.blogjava.net/Images/OutliningIndicators/None.gifimport org.apache.tools.zip.ZipOutputStream; //这个包在ant.jar里，要到官方网下载
http://www.blogjava.net/Images/OutliningIndicators/None.gifimport java.io.FileInputStream;
http://www.blogjava.net/Images/OutliningIndicators/None.gifimport java.io.FileOutputStream;
http://www.blogjava.net/Images/OutliningIndicators/None.gifimport java.util.zip.ZipInputStream;
http://www.blogjava.net/Images/OutliningIndicators/None.gifimport java.util.zip.ZipEntry;
http://www.blogjava.net/Images/OutliningIndicators/None.gif
http://www.blogjava.net/Images/OutliningIndicators/ExpandedBlockStart.gifhttp://www.blogjava.net/Images/OutliningIndicators/ContractedBlock.gifpublic class CompressBook http://www.blogjava.net/Images/dot.gif{
http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gifhttp://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif public CompressBook() http://www.blogjava.net/Images/dot.gif{}
http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif
http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gifhttp://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif /**//*
http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif * inputFileName 输入一个文件夹
http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif * zipFileName 输出一个压缩文件夹
http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif */
http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gifhttp://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif public void zip(String inputFileName) throws Exception http://www.blogjava.net/Images/dot.gif{
http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif String zipFileName = "c:\\test.zip"; //打包后文件名字
http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif System.out.println(zipFileName);
http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif zip(zipFileName, new File(inputFileName));
http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif }
http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif
http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gifhttp://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif private void zip(String zipFileName, File inputFile) throws Exception http://www.blogjava.net/Images/dot.gif{
http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif ZipOutputStream out = new ZipOutputStream(new FileOutputStream(zipFileName));
http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif zip(out, inputFile, "");
http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif System.out.println("zip done");
http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif out.close();
http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif }
http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif
http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gifhttp://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif private void zip(ZipOutputStream out, File f, String base) throws Exception http://www.blogjava.net/Images/dot.gif{
http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gifhttp://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif if (f.isDirectory()) http://www.blogjava.net/Images/dot.gif{
http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif File[] fl = f.listFiles();
http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif out.putNextEntry(new ZipEntry(base + "/"));
http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif base = base.length() == 0 ? "" : base + "/";
http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gifhttp://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif for (int i = 0; i < fl.length; i++) http://www.blogjava.net/Images/dot.gif{
http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif zip(out, fl, base + fl.getName());
http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif }
http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gifhttp://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif }else http://www.blogjava.net/Images/dot.gif{
http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif out.putNextEntry(new ZipEntry(base));
http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif FileInputStream in = new FileInputStream(f);
http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif int b;
http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif System.out.println(base);
http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gifhttp://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif while ( (b = in.read()) != -1) http://www.blogjava.net/Images/dot.gif{
http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif out.write(b);
http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif }
http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif in.close();
http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif }
http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif }
http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif
http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gifhttp://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif public static void main(String [] temp)http://www.blogjava.net/Images/dot.gif{
http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif CompressBook book = new CompressBook();
http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gifhttp://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif try http://www.blogjava.net/Images/dot.gif{
http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif book.zip("c:\\c");//你要压缩的文件夹
http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockStart.gifhttp://www.blogjava.net/Images/OutliningIndicators/ContractedSubBlock.gif }catch (Exception ex) http://www.blogjava.net/Images/dot.gif{
http://www.blogjava.net/Images/OutliningIndicators/InBlock.gif ex.printStackTrace();
http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif }
http://www.blogjava.net/Images/OutliningIndicators/ExpandedSubBlockEnd.gif }
http://www.blogjava.net/Images/OutliningIndicators/ExpandedBlockEnd.gif}
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