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org.apache.jetspeed.portal.security.portlets
Class PortletWrapper

java.lang.Object
  org.apache.jetspeed.portal.security.portlets.PortletWrapper

All Implemented Interfaces:

Portlet, java.io.Serializable

Direct Known Subclasses:

CacheablePortletWrapper, StatefulPortletWrapper

public class PortletWrapper

extends java.lang.Object

implements Portlet

This object is used to wrap a Portlet, ensuring that access control rules are enforced.

Version:

$Id: PortletWrapper.java,v 1.26 2005/04/02 17:31:08 jford Exp $

Author:

Santiago Gala

See Also:

Serialized Form

Field Summary

Fields inherited from interface org.apache.jetspeed.portal.Portlet

PORTLET_MAXIMIZED, PORTLET_MINIMIZED, PORTLET_NORMAL

Constructor Summary

PortletWrapper(Portlet inner)

Method Summary

protected boolean	checkPermission(org.apache.turbine.util.RunData rundata, java.lang.String permissionName) Utility method for checking Permissions on myself.
boolean	getAllowEdit(org.apache.turbine.util.RunData rundata) Return true if this portlet is allowed to be edited in the rundata's context .
boolean	getAllowMaximize(org.apache.turbine.util.RunData rundata) Return true if this portlets is allowed to be maximized.
boolean	getAllowView(org.apache.turbine.util.RunData rundata) Return true if this portlet is allowed to be viewed in the rundata's context .
java.lang.String	getAttribute(java.lang.String attrName, java.lang.String attrDefValue, org.apache.turbine.util.RunData rundata) Retrieve a portlet attribute from persistent storage
org.apache.ecs.ConcreteElement	getContent(org.apache.turbine.util.RunData rundata) Returns an HTML representation of this portlet.
long	getCreationTime() Get the creation time for this Portlet
java.lang.String	getDescription() Provide a description within PML if the user has specified one.
java.lang.String	getDescription(java.lang.String instanceDescription) Get a Description for this instance of the portlet.
java.lang.String	getID() Retrieve a unique portlet id
java.lang.String	getImage(java.lang.String instanceImage) Getter for property image.
PortletInstance	getInstance(org.apache.turbine.util.RunData rundata) Gets the portlet instance associated with this portlet.
java.lang.String	getName() Returns a name for this portlet.
Portlet	getPortlet()
PortletConfig	getPortletConfig() Get the config of this servlet.
java.lang.String	getTitle() Allows a Portlet to define its title.
java.lang.String	getTitle(java.lang.String instanceTitle) Get a title for this instance of the portlet.
void	init() By default don't provide any initialization
boolean	isShowTitleBar(org.apache.turbine.util.RunData rundata) Returns TRUE if the title bar in should be displayed.
boolean	providesCustomization()
void	setAttribute(java.lang.String attrName, java.lang.String attrValue, org.apache.turbine.util.RunData rundata) Sets a portlet attribute to persistent storage
void	setCreationTime(long creationTime) Set the creation time for this Portlet
void	setDescription(java.lang.String description) Set the description for this Portlet
void	setID(java.lang.String id)
void	setImage(java.lang.String image) Setter for property image.
void	setName(java.lang.String name) Sets the name on this Portlet.
void	setPortletConfig(PortletConfig pc) Set's the configuration of this servlet.
void	setTitle(java.lang.String title) Set the title for this Portlet
void	setTitle(java.lang.String title, org.apache.turbine.util.RunData runData) Set the title for this Portlet
boolean	supportsType(MimeType mimeType) Returns true portlet is able to output content for given mimetype
static Portlet	wrap(Portlet aPortlet) Return an instance of one of the classes in this package making tests before calling the wrapped portlet

Methods inherited from class java.lang.Object

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

Constructor Detail

PortletWrapper

public PortletWrapper(Portlet inner)

Method Detail

getName

public final java.lang.String getName()

Description copied from interface: Portlet

Returns a name for this portlet. This is used by PSML to identify a Portlet within the PortletRegistry

Specified by:

getName in interface Portlet

setName

public final void setName(java.lang.String name)

Description copied from interface: Portlet

Sets the name on this Portlet.

Specified by:

setName in interface Portlet

See Also:

Portlet.getName()

getPortletConfig

public final PortletConfig getPortletConfig()

Description copied from interface: Portlet

Get the config of this servlet.

Specified by:

getPortletConfig in interface Portlet

setPortletConfig

public final void setPortletConfig(PortletConfig pc)

Description copied from interface: Portlet

Set's the configuration of this servlet.

Specified by:

setPortletConfig in interface Portlet

getContent

public org.apache.ecs.ConcreteElement getContent(org.apache.turbine.util.RunData rundata)

Description copied from interface: Portlet

Returns an HTML representation of this portlet. Usually a Portlet would initialized itself within init() and then when getContent is called it would return its presentation.

Specified by:

getContent in interface Portlet

getDescription

public java.lang.String getDescription()

Provide a description within PML if the user has specified one.

Specified by:

getDescription in interface Portlet

Returns:

a null entry if the user hasn't defined anything

getDescription

public java.lang.String getDescription(java.lang.String instanceDescription)

Description copied from interface: Portlet

Get a Description for this instance of the portlet. This method is called from the context variable portlet_instance and from PortletInstance If you wish to append to the Description, then you code should look like getDescription( String instanceTitle) { return super.getDescription( instanceDescription) + " - Appened Description text"; }

Specified by:

getDescription in interface Portlet

Parameters:

instanceDescription - Description from PSML

setDescription

public void setDescription(java.lang.String description)

Description copied from interface: Portlet

Set the description for this Portlet

Specified by:

setDescription in interface Portlet

getImage

public java.lang.String getImage(java.lang.String instanceImage)

Description copied from interface: Portlet

Getter for property image.

Specified by:

getImage in interface Portlet

Returns:

Name of portlet image, icon. The name is expected to be in the form of a URL.

See Also:

Portlet.getImage(java.lang.String)

setImage

public void setImage(java.lang.String image)

Description copied from interface: Portlet

Setter for property image.

Specified by:

setImage in interface Portlet

See Also:

Portlet#setImge

getTitle

public java.lang.String getTitle()

Description copied from interface: Portlet

Allows a Portlet to define its title. This can be used by a PortletControl for rendering its content.

In order to define a default title you should not override this but should call setTitle() within your init() method

This should return null if not specified.

Specified by:

getTitle in interface Portlet

See Also:

Portlet.getTitle()

getTitle

public java.lang.String getTitle(java.lang.String instanceTitle)

Description copied from interface: Portlet

Get a title for this instance of the portlet. This method is called from the context variable portlet_instance and from PortletInstance If you wish to append to the title, then you code should look like getTitle( String instanceTitle) { return super.getTitle( instanceTitle) + " - Appened title text"; }

Specified by:

getTitle in interface Portlet

Parameters:

instanceTitle - Title from PSML

See Also:

Portlet.getImage(java.lang.String)

setTitle

public void setTitle(java.lang.String title)

Set the title for this Portlet

Specified by:

setTitle in interface Portlet

setTitle

public void setTitle(java.lang.String title,
                     org.apache.turbine.util.RunData runData)

Set the title for this Portlet

Specified by:

setTitle in interface Portlet

getAllowEdit

public boolean getAllowEdit(org.apache.turbine.util.RunData rundata)

Description copied from interface: Portlet

Return true if this portlet is allowed to be edited in the rundata's context .

Note: PortletControl implementations should pay attention to this so that they don't allow this option if it returns false.

Specified by:

getAllowEdit in interface Portlet

getAllowView

public boolean getAllowView(org.apache.turbine.util.RunData rundata)

Description copied from interface: Portlet

Return true if this portlet is allowed to be viewed in the rundata's context .

Note: PortletControl implementations should pay attention to this so that they don't allow this option if it returns false.

Specified by:

getAllowView in interface Portlet

getAllowMaximize

public boolean getAllowMaximize(org.apache.turbine.util.RunData rundata)

Description copied from interface: Portlet

Return true if this portlets is allowed to be maximized.

Note: PortletControl implementations should pay attention to this so that they don't allow this option if it returns false.

Specified by:

getAllowMaximize in interface Portlet

init

public void init()
          throws PortletException

By default don't provide any initialization

Specified by:

init in interface Portlet

Throws:

PortletException

getCreationTime

public long getCreationTime()

Description copied from interface: Portlet

Get the creation time for this Portlet

Specified by:

getCreationTime in interface Portlet

See Also:

Portlet.getCreationTime()

setCreationTime

public void setCreationTime(long creationTime)

Description copied from interface: Portlet

Set the creation time for this Portlet

Specified by:

setCreationTime in interface Portlet

See Also:

Portlet.setCreationTime(long)

supportsType

public boolean supportsType(MimeType mimeType)

Description copied from interface: Portlet

Returns true portlet is able to output content for given mimetype

Specified by:

supportsType in interface Portlet

See Also:

Portlet.supportsType(org.apache.jetspeed.util.MimeType)

checkPermission

protected boolean checkPermission(org.apache.turbine.util.RunData rundata,
                                  java.lang.String permissionName)

Utility method for checking Permissions on myself.

Parameters:

rundata - A rundata Object

permissionName - String the name of the Permission requested

Returns:

boolean is it granted?

isShowTitleBar

public boolean isShowTitleBar(org.apache.turbine.util.RunData rundata)

Returns TRUE if the title bar in should be displayed. The title bar includes the portlet title and action buttons. NOTE(FIXME) Not in Portlet interface. Called a la Bean from Velocity.

Specified by:

isShowTitleBar in interface Portlet

Parameters:

rundata - A RunData object

getAttribute

public java.lang.String getAttribute(java.lang.String attrName,
                                     java.lang.String attrDefValue,
                                     org.apache.turbine.util.RunData rundata)

Retrieve a portlet attribute from persistent storage

Specified by:

getAttribute in interface Portlet

Parameters:

attrName - The attribute to retrieve

rundata - A RunData object

attrDefValue - The value if the attr doesn't exists

Returns:

The attribute value

setAttribute

public void setAttribute(java.lang.String attrName,
                         java.lang.String attrValue,
                         org.apache.turbine.util.RunData rundata)

Sets a portlet attribute to persistent storage

Specified by:

setAttribute in interface Portlet

Parameters:

attrName - The attribute to retrieve

attrValue - The value

rundata - A RunData object

getInstance

public PortletInstance getInstance(org.apache.turbine.util.RunData rundata)

Gets the portlet instance associated with this portlet.

Specified by:

getInstance in interface Portlet

Parameters:

rundata - A RunData object

Returns:

PortletInstance

wrap

public static Portlet wrap(Portlet aPortlet)

Return an instance of one of the classes in this package making tests before calling the wrapped portlet

Different wrapper classes must be used with the current API depending on the interfaces implemented by the portlet. :-(

getID

public java.lang.String getID()

Description copied from interface: Portlet

Retrieve a unique portlet id

Specified by:

getID in interface Portlet

setID

public void setID(java.lang.String id)

Specified by:

setID in interface Portlet

providesCustomization

public boolean providesCustomization()

Specified by:

providesCustomization in interface Portlet

Returns:

true if the portlet does its own customization

getPortlet

public Portlet getPortlet()