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SeamSecurityManager (JBoss Seam API Documentation) - JBoss Seam 1.1.1 API 英文版文档

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org.jboss.seam.security
Class SeamSecurityManager

java.lang.Object
  org.jboss.seam.security.SeamSecurityManager

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@Startup(depends="org.jboss.seam.security.securityConfiguration")
@Scope(value=APPLICATION)
@Name(value="org.jboss.seam.securityManager")
@Install(value=false,
         precedence=0)
@Intercept(value=NEVER)
public class SeamSecurityManager
extends Object

Holds configuration settings and provides functionality for the security API

Author:

Shane Bryzak

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Constructor Summary
SeamSecurityManager()

 

Method Summary
CallbackHandler	createCallbackHandler(String username, String password)           Creates a callback handler that can handle a standard username/password callback, using the specified username and password parameters.
LoginContext	createLoginContext()           Creates a LoginContext without a callback handler
LoginContext	createLoginContext(String policyName)           Creates a LoginContext using a configuration specified by name.
LoginContext	createLoginContext(String policyName, CallbackHandler cbHandler)           A factory method for creating a LoginContext instance.
boolean	evaluateExpression(String expr)           Evaluates the specified security expression, which must return a boolean value.
static boolean	hasPermission(String name, String action, Object... args)           Performs a permission check for the specified name and action
static boolean	hasRole(String name)           Checks if the authenticated Identity is a member of the specified role.
void	initSecurityManager()           Initialise the security manager
static SeamSecurityManager	instance()           Returns the application-scoped instance of the security manager

 

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

 

Constructor Detail

SeamSecurityManager

public SeamSecurityManager()

Method Detail

initSecurityManager

@Create
public void initSecurityManager()
                         throws Exception

Initialise the security manager

Throws:

Exception

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instance

public static SeamSecurityManager instance()

Returns the application-scoped instance of the security manager

Returns:

SeamSecurityManager The application-scoped instance of the SecurityManager

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evaluateExpression

public boolean evaluateExpression(String expr)
                           throws AuthorizationException

Evaluates the specified security expression, which must return a boolean value.

Parameters:

expr - String The expression to evaluate

Returns:

boolean The result of the expression evaluation

Throws:

AuthorizationException

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hasRole

public static boolean hasRole(String name)

Checks if the authenticated Identity is a member of the specified role.

Parameters:

name - String The name of the role to check

Returns:

boolean True if the user is a member of the specified role

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hasPermission

public static boolean hasPermission(String name,
                                    String action,
                                    Object... args)

Performs a permission check for the specified name and action

Parameters:

name - String The permission name

action - String The permission action

args - Object[] Optional number of objects used to make a permission decision

Returns:

boolean True if the user has the specified permission

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createLoginContext

public LoginContext createLoginContext()
                                throws LoginException

Creates a LoginContext without a callback handler

Throws:

LoginException

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createLoginContext

public LoginContext createLoginContext(String policyName)
                                throws LoginException

Creates a LoginContext using a configuration specified by name.

Parameters:

policyName - The name of the security configuration policy to use

Throws:

LoginException

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createLoginContext

public LoginContext createLoginContext(String policyName,
                                       CallbackHandler cbHandler)
                                throws LoginException

A factory method for creating a LoginContext instance. Users must use this method instead of creating their own LoginContext as this factory method creates a LoginContext with a custom configuration and overridden login() method.

Parameters:

cbHandler - The callback handler provided to the LoginContext

Throws:

LoginException

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createCallbackHandler

public CallbackHandler createCallbackHandler(String username,
                                             String password)

Creates a callback handler that can handle a standard username/password callback, using the specified username and password parameters.

Parameters:

username - The username to provide for a NameCallback

password - The password to provide for a PasswordCallback

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