org.apache.lenya.ac.file
Class FilePolicyManager

java.lang.Object
  org.apache.avalon.framework.logger.AbstractLogEnabled
      org.apache.lenya.ac.file.FilePolicyManager

All Implemented Interfaces:

org.apache.avalon.framework.activity.Disposable, org.apache.avalon.framework.component.Component, org.apache.avalon.framework.logger.LogEnabled, org.apache.avalon.framework.parameters.Parameterizable, org.apache.avalon.framework.service.Serviceable, org.apache.lenya.ac.InheritingPolicyManager, org.apache.lenya.ac.PolicyManager

public class FilePolicyManager
extends org.apache.avalon.framework.logger.AbstractLogEnabled
implements org.apache.lenya.ac.InheritingPolicyManager, org.apache.avalon.framework.parameters.Parameterizable, org.apache.avalon.framework.activity.Disposable, org.apache.avalon.framework.service.Serviceable

A PolicyBuilder is used to build policies.

Field Summary

protected static java.lang.String	DIRECTORY_PARAMETER
protected static java.lang.String	SUBTREE_FILENAME

Fields inherited from interface org.apache.lenya.ac.PolicyManager

ROLE

Constructor Summary

FilePolicyManager()
Creates a new FilePolicyManager.

Method Summary

void	accreditableAdded(org.apache.lenya.ac.AccreditableManager manager, org.apache.lenya.ac.Accreditable accreditable)
void	accreditableRemoved(org.apache.lenya.ac.AccreditableManager manager, org.apache.lenya.ac.Accreditable accreditable)
protected DefaultPolicy	buildPolicy(org.apache.lenya.ac.AccreditableManager controller, java.lang.String url, java.lang.String policyFilename) Builds a policy from a file.
org.apache.lenya.ac.Policy	buildSubtreePolicy(org.apache.lenya.ac.AccreditableManager controller, java.lang.String url) Builds a subtree policy from a file.
void	dispose()
protected org.apache.lenya.ac.cache.SourceCache	getCache() Returns the source cache.
org.apache.lenya.ac.Credential[]	getCredentials(org.apache.lenya.ac.AccreditableManager controller, java.lang.String url)
org.apache.lenya.ac.Role[]	getGrantedRoles(org.apache.lenya.ac.AccreditableManager accreditableManager, org.apache.lenya.ac.Identity identity, java.lang.String url)
org.apache.lenya.ac.Policy[]	getPolicies(org.apache.lenya.ac.AccreditableManager controller, java.lang.String url)
java.io.File	getPoliciesDirectory() Get the path to the policies directory.
org.apache.lenya.ac.Policy	getPolicy(org.apache.lenya.ac.AccreditableManager controller, java.lang.String url)
protected java.io.File	getPolicyFile(java.lang.String url, java.lang.String policyFilename) Returns the policy file for a certain URL.
protected java.lang.String	getPolicySourceURI(java.lang.String url, java.lang.String policyFilename) Returns the policy file URI for a URL and a policy filename.
protected org.apache.avalon.framework.service.ServiceManager	getServiceManager() Returns the service manager.
void	parameterize(org.apache.avalon.framework.parameters.Parameters parameters)
protected void	removeAccreditable(org.apache.lenya.ac.AccreditableManager manager, org.apache.lenya.ac.Accreditable accreditable, java.io.File policyDirectory) Removes an accreditable from all policies within a certain directory tree.
protected void	savePolicy(org.apache.lenya.ac.Policy policy, java.io.File file) Saves a policy to a file.
protected void	savePolicy(java.lang.String url, org.apache.lenya.ac.Policy policy, java.lang.String filename) Saves a policy to a file.
void	saveSubtreePolicy(java.lang.String url, org.apache.lenya.ac.Policy policy) Saves a Subtree policy.
void	service(org.apache.avalon.framework.service.ServiceManager manager)
void	setPoliciesDirectory(java.io.File directory) Sets the policies directory.

Methods inherited from class org.apache.avalon.framework.logger.AbstractLogEnabled

enableLogging, getLogger, setupLogger, setupLogger, setupLogger

Methods inherited from class java.lang.Object

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

Field Detail

SUBTREE_FILENAME

protected static final java.lang.String SUBTREE_FILENAME

See Also:

Constant Field Values

DIRECTORY_PARAMETER

protected static final java.lang.String DIRECTORY_PARAMETER

See Also:

Constant Field Values

Constructor Detail

FilePolicyManager

public FilePolicyManager()

Creates a new FilePolicyManager.

Method Detail

getCache

protected org.apache.lenya.ac.cache.SourceCache getCache()

Returns the source cache.

Returns:

A source cache.

buildSubtreePolicy

public org.apache.lenya.ac.Policy buildSubtreePolicy(org.apache.lenya.ac.AccreditableManager controller,
                                                     java.lang.String url)
                                              throws org.apache.lenya.ac.AccessControlException

Builds a subtree policy from a file. When the file is not present, an empty policy is returned.

Specified by:

buildSubtreePolicy in interface org.apache.lenya.ac.InheritingPolicyManager

Parameters:

controller - The access controller to use.

url - The URL inside the web application.

Returns:

A policy.

Throws:

org.apache.lenya.ac.AccessControlException - when something went wrong.

buildPolicy

protected DefaultPolicy buildPolicy(org.apache.lenya.ac.AccreditableManager controller,
                                    java.lang.String url,
                                    java.lang.String policyFilename)
                             throws org.apache.lenya.ac.AccessControlException

Builds a policy from a file. When the file is not present, an empty policy is returned.

Parameters:

controller - The access controller to use.

url - The url.

policyFilename - The policy filename.

Returns:

A policy.

Throws:

org.apache.lenya.ac.AccessControlException - when something went wrong.

getPolicySourceURI

protected java.lang.String getPolicySourceURI(java.lang.String url,
                                              java.lang.String policyFilename)
                                       throws org.apache.lenya.ac.AccessControlException

Returns the policy file URI for a URL and a policy filename.

Parameters:

url - The url to get the file for.

policyFilename - The name of the policy file.

Returns:

A String.

Throws:

org.apache.lenya.ac.AccessControlException - if an error occurs

getPolicyFile

protected java.io.File getPolicyFile(java.lang.String url,
                                     java.lang.String policyFilename)
                              throws org.apache.lenya.ac.AccessControlException

Returns the policy file for a certain URL.

Parameters:

url - The URL to get the policy for.

policyFilename - The policy filename.

Returns:

A file.

Throws:

org.apache.lenya.ac.AccessControlException - when an error occurs.

saveSubtreePolicy

public void saveSubtreePolicy(java.lang.String url,
                              org.apache.lenya.ac.Policy policy)
                       throws org.apache.lenya.ac.AccessControlException

Saves a Subtree policy.

Specified by:

saveSubtreePolicy in interface org.apache.lenya.ac.InheritingPolicyManager

Parameters:

url - The url to save the policy for.

policy - The policy to save.

Throws:

org.apache.lenya.ac.AccessControlException - when something went wrong.

savePolicy

protected void savePolicy(java.lang.String url,
                          org.apache.lenya.ac.Policy policy,
                          java.lang.String filename)
                   throws org.apache.lenya.ac.AccessControlException

Saves a policy to a file.

Parameters:

url - The URL to save the policy for.

policy - The policy.

filename - The file.

Throws:

org.apache.lenya.ac.AccessControlException - if something goes wrong.

savePolicy

protected void savePolicy(org.apache.lenya.ac.Policy policy,
                          java.io.File file)
                   throws org.apache.lenya.ac.AccessControlException

Saves a policy to a file.

Parameters:

policy - The policy to save.

file - The file.

Throws:

org.apache.lenya.ac.AccessControlException - when an error occurs.

getPolicy

public org.apache.lenya.ac.Policy getPolicy(org.apache.lenya.ac.AccreditableManager controller,
                                            java.lang.String url)
                                     throws org.apache.lenya.ac.AccessControlException

Specified by:

getPolicy in interface org.apache.lenya.ac.PolicyManager

Throws:

org.apache.lenya.ac.AccessControlException

See Also:

PolicyManager.getPolicy(org.apache.lenya.ac.AccreditableManager, java.lang.String)

parameterize

public void parameterize(org.apache.avalon.framework.parameters.Parameters parameters)
                  throws org.apache.avalon.framework.parameters.ParameterException

Specified by:

parameterize in interface org.apache.avalon.framework.parameters.Parameterizable

Throws:

org.apache.avalon.framework.parameters.ParameterException

See Also:

Parameterizable.parameterize(org.apache.avalon.framework.parameters.Parameters)

getPoliciesDirectory

public java.io.File getPoliciesDirectory()
                                  throws org.apache.lenya.ac.AccessControlException

Get the path to the policies directory.

Returns:

the path to the policies directory

Throws:

org.apache.lenya.ac.AccessControlException - if an error occurs

service

public void service(org.apache.avalon.framework.service.ServiceManager manager)
             throws org.apache.avalon.framework.service.ServiceException

Specified by:

service in interface org.apache.avalon.framework.service.Serviceable

Throws:

org.apache.avalon.framework.service.ServiceException

See Also:

Serviceable.service(org.apache.avalon.framework.service.ServiceManager)

setPoliciesDirectory

public void setPoliciesDirectory(java.io.File directory)
                          throws org.apache.lenya.ac.AccessControlException

Sets the policies directory.

Parameters:

directory - The directory.

Throws:

org.apache.lenya.ac.AccessControlException - if the directory is not a directory

getPolicies

public org.apache.lenya.ac.Policy[] getPolicies(org.apache.lenya.ac.AccreditableManager controller,
                                                java.lang.String url)
                                         throws org.apache.lenya.ac.AccessControlException

Specified by:

getPolicies in interface org.apache.lenya.ac.InheritingPolicyManager

Throws:

org.apache.lenya.ac.AccessControlException

See Also:

InheritingPolicyManager.getPolicies(org.apache.lenya.ac.AccreditableManager, java.lang.String)

dispose

public void dispose()

Specified by:

dispose in interface org.apache.avalon.framework.activity.Disposable

See Also:

Disposable.dispose()

removeAccreditable

protected void removeAccreditable(org.apache.lenya.ac.AccreditableManager manager,
                                  org.apache.lenya.ac.Accreditable accreditable,
                                  java.io.File policyDirectory)
                           throws org.apache.lenya.ac.AccessControlException

Removes an accreditable from all policies within a certain directory tree.

Parameters:

manager - The accreditable manager which owns the accreditable.

accreditable - The accreditable to remove.

policyDirectory - The directory where the policies are located.

Throws:

org.apache.lenya.ac.AccessControlException - when an error occurs.

accreditableRemoved

public void accreditableRemoved(org.apache.lenya.ac.AccreditableManager manager,
                                org.apache.lenya.ac.Accreditable accreditable)
                         throws org.apache.lenya.ac.AccessControlException

Specified by:

accreditableRemoved in interface org.apache.lenya.ac.PolicyManager

Throws:

org.apache.lenya.ac.AccessControlException

See Also:

PolicyManager.accreditableRemoved(org.apache.lenya.ac.AccreditableManager, org.apache.lenya.ac.Accreditable)

getServiceManager

protected org.apache.avalon.framework.service.ServiceManager getServiceManager()

Returns the service manager.

Returns:

A service manager.

accreditableAdded

public void accreditableAdded(org.apache.lenya.ac.AccreditableManager manager,
                              org.apache.lenya.ac.Accreditable accreditable)
                       throws org.apache.lenya.ac.AccessControlException

Specified by:

accreditableAdded in interface org.apache.lenya.ac.PolicyManager

Throws:

org.apache.lenya.ac.AccessControlException

See Also:

PolicyManager.accreditableAdded(org.apache.lenya.ac.AccreditableManager, org.apache.lenya.ac.Accreditable)

getCredentials

public org.apache.lenya.ac.Credential[] getCredentials(org.apache.lenya.ac.AccreditableManager controller,
                                                       java.lang.String url)
                                                throws org.apache.lenya.ac.AccessControlException

Specified by:

getCredentials in interface org.apache.lenya.ac.PolicyManager

Throws:

org.apache.lenya.ac.AccessControlException

getGrantedRoles

public org.apache.lenya.ac.Role[] getGrantedRoles(org.apache.lenya.ac.AccreditableManager accreditableManager,
                                                  org.apache.lenya.ac.Identity identity,
                                                  java.lang.String url)
                                           throws org.apache.lenya.ac.AccessControlException

Specified by:

getGrantedRoles in interface org.apache.lenya.ac.PolicyManager

Throws:

org.apache.lenya.ac.AccessControlException