net.jini.url.file
Class FileIntegrityVerifier

java.lang.Object
  net.jini.url.file.FileIntegrityVerifier

All Implemented Interfaces:

IntegrityVerifier

public class FileIntegrityVerifier
extends Object
implements IntegrityVerifier

Integrity verifier for FILE URLs. This class is intended to be specified in a resource to configure the operation of Security.verifyCodebaseIntegrity.

Do not use this verifier if your operating system is configured to mount remote file systems and the underlying file system protocols do not provide adequate data integrity or authentication of the remote hosts.

Since:

2.0

Author:

Sun Microsystems, Inc.

Constructor Summary

FileIntegrityVerifier()

Method Summary

boolean

providesIntegrity(URL url) Returns true if the specified URL uses the "file" protocol and the host is null, empty, "~", or "localhost"; returns false otherwise.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

FileIntegrityVerifier

public FileIntegrityVerifier()

Method Detail

providesIntegrity

public boolean providesIntegrity(URL url)

Returns true if the specified URL uses the "file" protocol and the host is null, empty, "~", or "localhost"; returns false otherwise.

Specified by:

providesIntegrity in interface IntegrityVerifier

Parameters:

url - URL to verify

Returns:

true if the specified URL is known to provide content integrity; false otherwise

Throws:

NullPointerException - if the URL is null