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javax.portlet
Interface PortalContext

public interface PortalContext

The PortalContext interface gives the portlet the ability to retrieve information about the portal calling this portlet.

The portlet can only read the PortalContext data.

Field Summary

static String

MARKUP_HEAD_ELEMENT_SUPPORT Property indicating if the portal application supports the MimeResponse property MARKUP_HEAD_ELEMENT.

Method Summary

String	getPortalInfo() Returns information about the portal like vendor, version, etc.
String	getProperty(String name) Returns the portal property with the given name, or a null if there is no property by that name.
Enumeration<String>	getPropertyNames() Returns all portal property names, or an empty Enumeration if there are no property names.
Enumeration<PortletMode>	getSupportedPortletModes() Returns all supported portlet modes by the portal as an enumeration of PortletMode objects.
Enumeration<WindowState>	getSupportedWindowStates() Returns all supported window states by the portal as an enumeration of WindowState objects.

Field Detail

MARKUP_HEAD_ELEMENT_SUPPORT

static final String MARKUP_HEAD_ELEMENT_SUPPORT

Property indicating if the portal application supports the MimeResponse property MARKUP_HEAD_ELEMENT.

A non-null value indicates that the portal application supports the MARKUP_HEAD_ELEMENT property.

The value is "javax.portlet.markup.head.element.support".

Since:

2.0

See Also

Constants Summary

Method Detail

getProperty

String getProperty(String name)

Returns the portal property with the given name, or a null if there is no property by that name.

Parameters

name - property name

Returns

portal property with key name

Throws

IllegalArgumentException - if name is null.

getPropertyNames

Enumeration<String> getPropertyNames()

Returns all portal property names, or an empty Enumeration if there are no property names.

Returns

All portal property names as an Enumeration of String objects

getSupportedPortletModes

Enumeration<PortletMode> getSupportedPortletModes()

Returns all supported portlet modes by the portal as an enumeration of PortletMode objects.

The portlet modes must at least include the standard portlet modes EDIT, HELP, VIEW.

Returns

All supported portal modes by the portal as an enumeration of PortletMode objects.

getSupportedWindowStates

Enumeration<WindowState> getSupportedWindowStates()

Returns all supported window states by the portal as an enumeration of WindowState objects.

The window states must at least include the standard window states MINIMIZED, NORMAL, MAXIMIZED.

Returns

All supported window states by the portal as an enumeration of WindowState objects.

getPortalInfo

String getPortalInfo()

Returns information about the portal like vendor, version, etc.

The form of the returned string is servername/versionnumber. For example, the reference implementation Pluto may return the string Pluto/1.0.

The portlet container may return other optional information after the primary string in parentheses, for example, Pluto/1.0 (JDK 1.3.1; Windows NT 4.0 x86).

Returns

a String containing at least the portal name and version number

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