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846天前package net.szh.zip; |
import java.io.BufferedInputStream; |
import java.io.File; |
import java.io.FileInputStream; |
import java.io.FileOutputStream; |
import java.util.zip.CRC32; |
import java.util.zip.CheckedOutputStream; |
import org.apache.tools.zip.ZipEntry; |
import org.apache.tools.zip.ZipOutputStream; |
public class ZipCompressor { |
static final int BUFFER = 8192; |
private File zipFile; |
public ZipCompressor(String pathName) { |
zipFile = new File(pathName); |
} |
public void compress(String srcPathName) { |
File file = new File(srcPathName); |
if (!file.exists()) |
throw new RuntimeException(srcPathName + "不存在！"); |
try { |
FileOutputStream fileOutputStream = new FileOutputStream(zipFile); |
CheckedOutputStream cos = new CheckedOutputStream(fileOutputStream, |
new CRC32()); |
ZipOutputStream out = new ZipOutputStream(cos); |
String basedir = ""; |
compress(file, out, basedir); |
out.close(); |
} catch (Exception e) { |
throw new RuntimeException(e); |
} |
} |
private void compress(File file, ZipOutputStream out, String basedir) { |
/* 判断是目录还是文件 */ |
if (file.isDirectory()) { |
System.out.println("压缩：" + basedir + file.getName()); |
this.compressDirectory(file, out, basedir); |
} else { |
System.out.println("压缩：" + basedir + file.getName()); |
this.compressFile(file, out, basedir); |
} |
} |
/** 压缩一个目录 */ |
private void compressDirectory(File dir, ZipOutputStream out, String basedir) { |
if (!dir.exists()) |
return; |
File[] files = dir.listFiles(); |
for (int i = 0; i < files.length; i++) { |
/* 递归 */ |
compress(files[i], out, basedir + dir.getName() + "/"); |
} |
} |
/** 压缩一个文件 */ |
private void compressFile(File file, ZipOutputStream out, String basedir) { |
if (!file.exists()) { |
return; |
} |
try { |
BufferedInputStream bis = new BufferedInputStream( |
new FileInputStream(file)); |
ZipEntry entry = new ZipEntry(basedir + file.getName()); |
out.putNextEntry(entry); |
int count; |
byte data[] = new byte[BUFFER]; |
while ((count = bis.read(data, 0, BUFFER)) != -1) { |
out.write(data, 0, count); |
} |
bis.close(); |
} catch (Exception e) { |
throw new RuntimeException(e); |
} |
} |
} |
package net.szh.zip; |
import java.io.File; |
import org.apache.tools.ant.Project; |
import org.apache.tools.ant.taskdefs.Zip; |
import org.apache.tools.ant.types.FileSet; |
public class ZipCompressorByAnt { |
private File zipFile; |
public ZipCompressorByAnt(String pathName) { |
zipFile = new File(pathName); |
} |
|
public void compress(String srcPathName) { |
File srcdir = new File(srcPathName); |
if (!srcdir.exists()) |
throw new RuntimeException(srcPathName + "不存在！"); |
|
Project prj = new Project(); |
Zip zip = new Zip(); |
zip.setProject(prj); |
zip.setDestFile(zipFile); |
FileSet fileSet = new FileSet(); |
fileSet.setProject(prj); |
fileSet.setDir(srcdir); |
//fileSet.setIncludes("**/*.java"); 包括哪些文件或文件夹 eg:zip.setIncludes("*.java"); |
//fileSet.setExcludes(...); 排除哪些文件或文件夹 |
zip.addFileset(fileSet); |
|
zip.execute(); |
} |
} |
