Java中创建ZIP文件的方法
java创建zip文件的代码如下如下:
importjava.io.File; importjava.io.FileInputStream; importjava.io.FileOutputStream; importjava.io.IOException; importjava.util.zip.ZipEntry; importjava.util.zip.ZipInputStream; importjava.util.zip.ZipOutputStream; publicclassZipDemo{ publicstaticvoidmain(String[]args)throwsIOException{ Filefile=newFile("test.zip"); if(!file.exists()) file.createNewFile(); Stringstring="testZIP!"; byte[]buffer=string.getBytes(); FileOutputStreamfOutputStream=newFileOutputStream(file); ZipOutputStreamzoutput=newZipOutputStream(fOutputStream); ZipEntryzEntry=newZipEntry("test.txt"); zoutput.putNextEntry(zEntry); zoutput.write(buffer); zoutput.closeEntry(); zoutput.close(); } }
补充:下面看下JAVA中创建ZIP文件,并向ZIP文件中写入并读取条目和数据
packageFile; importjava.io.File; importjava.io.FileInputStream; importjava.io.FileOutputStream; importjava.io.IOException; importjava.util.zip.ZipEntry; importjava.util.zip.ZipInputStream; importjava.util.zip.ZipOutputStream; publicclassZipDemo{ publicstaticvoidmain(String[]args)throwsIOException{ //TODOAuto-generatedmethodstub Filefile=newFile("test.zip"); if(!file.exists()) file.createNewFile(); Stringstring="mynameisysd!"; byte[]buffer=string.getBytes(); byte[]BufferInput=newbyte[4096]; FileOutputStreamfOutputStream=newFileOutputStream(file); ZipOutputStreamzoutput=newZipOutputStream(fOutputStream); ZipEntryzEntry=newZipEntry("one.txt"); zoutput.putNextEntry(zEntry); zoutput.write(buffer); zoutput.closeEntry(); zoutput.close(); ZipInputStreamzInputStream=newZipInputStream(newFileInputStream(file)); ZipEntryzipEntry=null; while((zipEntry=zInputStream.getNextEntry())!=null) { System.out.println(zipEntry.getName()); zInputStream.read(BufferInput); System.out.println(newString(BufferInput)); zInputStream.closeEntry(); } zInputStream.close(); } }
总结
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