org.jwall.rbl.dns

Class RblSecurityManager

java.lang.Object

org.jwall.rbl.dns.RblSecurityManager

public class RblSecurityManager
extends Object

This class implements an IP-based permission scheme. Permissions are read from a file in format

 addr = permission
 

Author:

Christian Bockermann <chris@jwall.org>

Field Summary

Fields

Modifier and Type	Field and Description
static String	ALL_PERMISSION The string value representing all permissions
static String	BLOCK_PERMISSION The string value of permission 'block'
static String[]	PERMISSIONS This is the list of all available (assignable) permissions
static String	UNBLOCK_PERMISSION The string value of permission 'unblock'

Method Summary

Methods

Modifier and Type	Method and Description
static RblSecurityManager	getInstance() This method returns the global RblSecurityManager instance.
boolean	hasPermission(InetAddress addr, String perm) Checks whether the given address addr has the specified permission.
void	readPermissions(File file)
void	readPermissions(InputStream inputStream) Parse the given file and store all permissions in the global hash.

Methods inherited from class java.lang.Object

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

Field Detail

BLOCK_PERMISSION

public static final String BLOCK_PERMISSION

The string value of permission 'block'

See Also:

Constant Field Values

UNBLOCK_PERMISSION

public static final String UNBLOCK_PERMISSION

The string value of permission 'unblock'

See Also:

Constant Field Values

ALL_PERMISSION

public static final String ALL_PERMISSION

The string value representing all permissions

See Also:

Constant Field Values

PERMISSIONS

public static final String[] PERMISSIONS

This is the list of all available (assignable) permissions

Method Detail

getInstance

public static RblSecurityManager getInstance()

This method returns the global RblSecurityManager instance.

Returns:

The global RblSecurityManager.

readPermissions

public void readPermissions(File file)
                     throws Exception

Throws:

Exception

readPermissions

public void readPermissions(InputStream inputStream)
                     throws Exception

Parse the given file and store all permissions in the global hash.

Parameters:

file -

Throws:

Exception

hasPermission

public boolean hasPermission(InetAddress addr,
                    String perm)

Checks whether the given address addr has the specified permission.

Parameters:

addr - The address to check.

perm - The permission which is queried for this address.

Returns: