pkgtest.java

来自「java2参考大全上的例子的源码和自己的理解.」· Java 代码 · 共 27 行

package untitled;

/**
 * <p>Title: </p>
 * <p>Description: </p>
 * <p>Copyright: Copyright (c) 2005</p>
 * <p>Company: </p>
 * @author not attributable
 * @version 1.0
 */

class PkgTest {
  public static void main(String args[]) {
    Package pkgs[];

    pkgs = Package.getPackages();

    for (int i = 0; i < pkgs.length; i++) {
      System.out.println(
          pkgs[i].getName() + " " +
          pkgs[i].getImplementationTitle() + " " +
          pkgs[i].getImplementationVendor() + " " +
          pkgs[i].getImplementationVersion()
          );
    }
  }
}