java.security.Guard翻译

Java Guard接口保护对象访问

最新推荐文章于 2025-07-02 09:22:19 发布

翻译最新推荐文章于 2025-07-02 09:22:19 发布 · 861 阅读

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博客介绍了Java中java.security包下的Guard接口，该接口用于保护对其他对象的访问。它仅包含一个checkGuard方法，有一个object参数，由GuardedObject的getObject方法调用此方法来决定是否允许访问对象。

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java.security
Interface Guard

All Known Implementing Classes:

Permission

public interface Guard

This interface represents a guard, which is an object that is used to protect access to another object. 该接口表示守卫，即用于保护对其它对象访问的对象。

This interface contains a single method, checkGuard, with a single object argument. checkGuard is invoked (by the GuardedObject getObject method) to determine whether or not to allow access to the object. 该接口只包含一个checkGuard方法，只有一个object参数。由GuardedObject的getObject方法调用checkGuard来确定是否允许访问该对象。

See Also:

GuardedObject

Method Summary
`void`	`checkGuard(Object object)` Determines whether or not to allow access to the guarded object `object`. 确定是否允许访问受保护的对象object。

Method Detail

checkGuard

public void checkGuard(Object object)
                throws SecurityException

Determines whether or not to allow access to the guarded object object. Returns silently if access is allowed. Otherwise, throws a SecurityException. 确定是否允许访问受保护的对象object。如果访问允许，正常返回，否则抛出SecurityException。

Parameters:

object - the object being protected by the guard. 受保护的对象。

Throws:

SecurityException - if access is denied. 如果访问被拒绝抛出。