本文整理汇总了Java中java.security.Permission.newPermissionCollection方法的典型用法代码示例。如果您正苦于以下问题：Java Permission.newPermissionCollection方法的具体用法？Java Permission.newPermissionCollection怎么用？Java Permission.newPermissionCollection使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类java.security.Permission的用法示例。
在下文中一共展示了Permission.newPermissionCollection方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: testNullCodeSource
import java.security.Permission; //导入方法依赖的package包/类
/**
* Test policy with null codesource.
* <p>
* This can happen when restricting privileges with doPrivileged,
* even though ProtectionDomain's ctor javadocs might make you think
* that the policy won't be consulted.
*/
public void testNullCodeSource() throws Exception {
assumeTrue("test cannot run with security manager", System.getSecurityManager() == null);
// create a policy with AllPermission
Permission all = new AllPermission();
PermissionCollection allCollection = all.newPermissionCollection();
allCollection.add(all);
ESPolicy policy = new ESPolicy(allCollection, Collections.emptyMap(), true);
// restrict ourselves to NoPermission
PermissionCollection noPermissions = new Permissions();
assertFalse(policy.implies(new ProtectionDomain(null, noPermissions), new FilePermission("foo", "read")));
}