Java in a Nutshell, 5th Edition [Electronic resources] نسخه متنی

This
class is a
java.security.Permission that governs the use of
certain sensitive features of serialization.
SerializablePermission objects have a name, or
target, but do not have an action list. The name
"enableSubclassImplementation"
represents permission to serialize and deserialize objects using
subclasses of ObjectOutputStream and
ObjectInputStream. This capability is protected by
a permission because malicious code can define object stream
subclasses that incorrectly serialize and deserialize objects.

The only other name supported by
SerializablePermission is
"enableSubstitution," which
represents permission for one object to be substituted for another
during serialization or deserialization. Permission of this type is
required by the ObjectOutputStream.enableReplaceObject(
) and ObjectInputStream.enableResolveObject(
) methods.

Applications never need to use this class. Programmers writing
system-level code may use it, and system administrators configuring
security policies should be familiar with it.

Figure 9-56. java.io.SerializablePermission

public final class

SerializablePermission extends java.security.BasicPermission {
// Public Constructors
public

SerializablePermission (String

name );
public

SerializablePermission (String

name , String

actions );
}

Type Of

ObjectStreamConstants.{SUBCLASS_IMPLEMENTATION_PERMISSION,
SUBSTITUTION_PERMISSION}