jar 打包程序的java版本

农村哥们

浏览: 293330 次
性别:
来自: 北京

最近访客更多访客>>

锅小帅

g1812453421

silence123

jiehao

博主相关

博客

微博

相册

留言

关于我

文章分类

社区版块

存档分类

Java F#

查看复制到剪切板打印

package test;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.util.jar.JarEntry;
import java.util.jar.JarOutputStream;
public class Test {
public static void jar(String inputFileName, String outputFileName) throws Exception {
JarOutputStream out = new JarOutputStream(new FileOutputStream(outputFileName));
File f = new File(inputFileName);
jar(out, f, "");
out.close();
}
private static void jar(JarOutputStream out, File f, String base) throws Exception {
if (f.isDirectory()) {
File[] fl = f.listFiles();
base = base.length() == 0 ? "" : base + "/"; // 注意，这里用左斜杠
for (int i = 0; i < fl.length; i++) {
jar(out, fl[ i], base + fl[ i].getName());
}
} else {
out.putNextEntry(new JarEntry(base));
FileInputStream in = new FileInputStream(f);
byte[] buffer = new byte[1024];
int n = in.read(buffer);
while (n != -1) {
out.write(buffer, 0, n);
n = in.read(buffer);
}
in.close();
}
}
public static void main(String[] args) {
try {
jar("e:\\workplace\\test", "d://test.jar");
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}

package test;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.util.jar.JarEntry;
import java.util.jar.JarOutputStream;

public class Test {
  public static void jar(String inputFileName, String outputFileName) throws Exception {
    JarOutputStream out = new JarOutputStream(new FileOutputStream(outputFileName));
    File f = new File(inputFileName);
    jar(out, f, "");
    out.close();
  }

  private static void jar(JarOutputStream out, File f, String base) throws Exception {
    if (f.isDirectory()) {
      File[] fl = f.listFiles();
      base = base.length() == 0 ? "" : base + "/"; // 注意，这里用左斜杠
      for (int i = 0; i < fl.length; i++) {
        jar(out, fl[ i], base + fl[ i].getName());
      }
    } else {
      out.putNextEntry(new JarEntry(base));
      FileInputStream in = new FileInputStream(f);
      byte[] buffer = new byte[1024];
      int n = in.read(buffer);
      while (n != -1) {
        out.write(buffer, 0, n);
        n = in.read(buffer);
      }
      in.close();
    }
  }

  public static void main(String[] args) {
    try {
      jar("e:\\workplace\\test", "d://test.jar");
    } catch (Exception e) {
      // TODO Auto-generated catch block
      e.printStackTrace();
    }
  }
}

分享到：