org.mmbase.bridge.util
Class CloudUtil

java.lang.Object
  org.mmbase.bridge.util.CloudUtil

public class CloudUtil
extends Object

An utility to work with clouds on the session or as a ThreadLocal

Since:

MMBase-1.9

Version:

$Id: CloudUtil.java 34900 2009-05-01 16:29:42Z michiel $

Field Summary

static String	DEFAULT_AUTHENTICATION
static String	DEFAULT_CLOUD_NAME
static String	DEFAULT_SESSIONNAME

Method Summary

static void	addCloudToThread(Cloud cloud) Add cloud to the current thread
static void	addCloudToThread(HttpServletRequest request) Add cloud from the http session to the current thread
static Cloud	createCloud(HttpServletRequest req) Create a new cloud in the session based on the info of the request (username/password) The cloud is stored in the session under the DEFAULT_SESSIONNAME
static Cloud	createCloud(HttpServletRequest req, String sessionname) Create a new cloud in the session based on the info of the request (username/password)
static Cloud	createCloud(HttpServletRequest req, String authenticate, Map<String,?> loginInfo) Create a new cloud in the session based on the info of the request (username/password)
static Cloud	createCloud(HttpServletRequest req, String sessionname, String authenticate, Map<String,?> loginInfo) Create a new cloud in the session based on the info of the request (username/password)
static Cloud	getCloudFromSession(HttpServletRequest request) Get cloud from session.
static Cloud	getCloudFromSession(HttpServletRequest request, String sessionname) Get cloud from session.
static Cloud	getCloudFromThread() Get cloud from current thread
static Map<String,String>	getUserCredentials(String username, String password) Get Map with login credentials to pass to MMbase bridge
static boolean	hasCloud(HttpServletRequest request) Checks if a cloud is on the session with given the default sessionname.
static boolean	hasCloud(HttpServletRequest request, String sessionname) Checks if a cloud is on the session with given sessionname.
static boolean	isEmptyOrWhitespace(String str) is Empty Or Whitespace.String
static void	removeCloudFromThread() Remove cloud from current thread

Methods inherited from class java.lang.Object

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

Field Detail

DEFAULT_SESSIONNAME

public static final String DEFAULT_SESSIONNAME

See Also:

Constant Field Values

DEFAULT_CLOUD_NAME

public static final String DEFAULT_CLOUD_NAME

See Also:

Constant Field Values

DEFAULT_AUTHENTICATION

public static final String DEFAULT_AUTHENTICATION

See Also:

Constant Field Values

Method Detail

createCloud

public static Cloud createCloud(HttpServletRequest req)

Create a new cloud in the session based on the info of the request (username/password) The cloud is stored in the session under the DEFAULT_SESSIONNAME

Parameters:

req - HttpServletRequest

Returns:

The new cloud

createCloud

public static Cloud createCloud(HttpServletRequest req,
                                String sessionname)

Create a new cloud in the session based on the info of the request (username/password)

Parameters:

req - HttpServletRequest

sessionname - session attribute name to store the cloud in.

Returns:

The new cloud

createCloud

public static Cloud createCloud(HttpServletRequest req,
                                String authenticate,
                                Map<String,?> loginInfo)

Create a new cloud in the session based on the info of the request (username/password)

Parameters:

req - HttpServletRequest

authenticate - Authentication method (eg. "name/password")

loginInfo - Map with login information

Returns:

The new cloud

createCloud

public static Cloud createCloud(HttpServletRequest req,
                                String sessionname,
                                String authenticate,
                                Map<String,?> loginInfo)

Create a new cloud in the session based on the info of the request (username/password)

Parameters:

req - HttpServletRequest

sessionname - session attribute name to store the cloud in.

authenticate - Authentication method (eg. "name/password")

loginInfo - Map with login information

Returns:

The new cloud

getUserCredentials

public static Map<String,String> getUserCredentials(String username,
                                                    String password)

Get Map with login credentials to pass to MMbase bridge

Parameters:

username - username for login

password - password for login

Returns:

Map with Login information

getCloudFromSession

public static Cloud getCloudFromSession(HttpServletRequest request)

Get cloud from session. The DEFAULT_SESSIONNAME is used as attribute name

Parameters:

request - HttpServletRequest

Returns:

Stored cloud

getCloudFromSession

public static Cloud getCloudFromSession(HttpServletRequest request,
                                        String sessionname)

Get cloud from session. The DEFAULT_SESSIONNAME is used as attribute name

Parameters:

request - HttpServletRequest

sessionname - session attribute name to retrieve the cloud from

Returns:

Stored cloud

hasCloud

public static boolean hasCloud(HttpServletRequest request)

Checks if a cloud is on the session with given the default sessionname.

Parameters:

request - HttpServletRequest to search for the cloud.

Returns:

true if a cloud is found, false otherwise.

hasCloud

public static boolean hasCloud(HttpServletRequest request,
                               String sessionname)

Checks if a cloud is on the session with given sessionname.

Parameters:

request - HttpServletRequest to search for the cloud.

sessionname - The name of the cloud on the session.

Returns:

true if a cloud is found, false otherwise.

addCloudToThread

public static void addCloudToThread(HttpServletRequest request)

Add cloud from the http session to the current thread

Parameters:

request - HttpServletRequest with the session

addCloudToThread

public static void addCloudToThread(Cloud cloud)

Add cloud to the current thread

Parameters:

cloud - cloud to add to thread

removeCloudFromThread

public static void removeCloudFromThread()

Remove cloud from current thread

getCloudFromThread

public static Cloud getCloudFromThread()

Get cloud from current thread

Returns:

Cloud from thread

isEmptyOrWhitespace

public static boolean isEmptyOrWhitespace(String str)

is Empty Or Whitespace.String

Parameters:

str - String to check emptiness

Returns:

boolean is it empty