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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 voidcheckGuard(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。
Overview Package Class Use Tree Deprecated Index Help JavaTM 2 Platform
Std. Ed. v1.4.2 PREV CLASS NEXT CLASSFRAMES NO FRAMES All Classes SUMMARY: NESTED | FIELD | CONSTR | METHODDETAIL: FIELD | CONSTR | METHOD
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For further API reference and developer documentation, see Java 2 SDK SE Developer Documentation. That documentation contains more detailed, developer-targeted descriptions, with conceptual overviews, definitions of terms, workarounds, and working code examples.
Copyright 2003 Sun Microsystems, Inc. All rights reserved. Use is subject to license terms. Also see the documentation redistribution policy.
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