personnelaction.java

来自「精通Java核心技术源代码」· Java 代码 · 共 15 行

// ==================== Program Discription ==========================
// 程序名称：示例20-3 : PersonnelAction.java
// 程序目的：声明性授权
// ==============================================================
import java.io.*;
import java.security.*;
 
class PersonnelAction implements PrivilegedAction {
     public Object run() {
       AccessController.checkPermission(new PersonnelPermission("access"));
       System.out.println( "Subject has Personnel access\n");
       return new Integer(0);
     }
}