PortletApplicationObjectSupport (Spring Framework API 2.1) - Spring Framework 2.1.0 API 文档英文版

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org.springframework.web.portlet.context
Class PortletApplicationObjectSupport

java.lang.Object
  org.springframework.context.support.ApplicationObjectSupport
      org.springframework.web.portlet.context.PortletApplicationObjectSupport

All Implemented Interfaces:: ApplicationContextAware, PortletContextAware

Direct Known Subclasses:: PortletContentGenerator

public abstract class PortletApplicationObjectSupport
extends ApplicationObjectSupport
implements PortletContextAware
extends ApplicationObjectSupport
implements PortletContextAware

Convenient superclass for application objects running in a Portlet ApplicationContext. Provides getApplicationContext, getServletContext, and getTempDir methods.

Since:: 2.0
Author:: Juergen Hoeller

Field Summary

Fields inherited from class org.springframework.context.support.ApplicationObjectSupport

logger

Constructor Summary

PortletApplicationObjectSupport()


Method Summary

protected PortletContext getPortletContext()
          Return the current PortletContext.

protected File getTempDir()
          Return the temporary directory for the current web application, as provided by the servlet container.

protected boolean isContextRequired()
          Overrides the base class behavior to enforce running in an ApplicationContext.

void setPortletContext(PortletContext portletContext)
          Set the PortletContext that this object runs in.

Methods inherited from class org.springframework.context.support.ApplicationObjectSupport

getApplicationContext, getMessageSourceAccessor, initApplicationContext, requiredContextClass, setApplicationContext

Methods inherited from class java.lang.Object

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

Fields inherited from class org.springframework.context.support.ApplicationObjectSupport
`logger`

Constructor Summary
`PortletApplicationObjectSupport()`

Method Summary
`protected PortletContext`	`getPortletContext()` Return the current PortletContext.
`protected File`	`getTempDir()` Return the temporary directory for the current web application, as provided by the servlet container.
`protected boolean`	`isContextRequired()` Overrides the base class behavior to enforce running in an ApplicationContext.
`void`	`setPortletContext(PortletContext portletContext)` Set the PortletContext that this object runs in.

Methods inherited from class org.springframework.context.support.ApplicationObjectSupport
`getApplicationContext, getMessageSourceAccessor, initApplicationContext, requiredContextClass, setApplicationContext`

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

Constructor Detail

PortletApplicationObjectSupport

public PortletApplicationObjectSupport()

Method Detail

setPortletContext

public void setPortletContext(PortletContext portletContext)

Description copied from interface: PortletContextAware

Set the PortletContext that this object runs in.

Invoked after population of normal bean properties but before an init callback like InitializingBean's afterPropertiesSet or a custom init-method. Invoked after ApplicationContextAware's setApplicationContext.

Specified by:: setPortletContext in interface PortletContextAware

Parameters:: portletContext - PortletContext object to be used by this object

isContextRequired

protected boolean isContextRequired()

Overrides the base class behavior to enforce running in an ApplicationContext. All accessors will throw IllegalStateException if not running in a context.

Overrides:: isContextRequired in class ApplicationObjectSupport

See Also:: ApplicationObjectSupport.getApplicationContext(), ApplicationObjectSupport.getMessageSourceAccessor(), getPortletContext(), getTempDir()

getPortletContext

protected final PortletContext getPortletContext()
                                          throws IllegalStateException

Return the current PortletContext.

Throws:: IllegalStateException - if not running within a PortletContext

getTempDir

protected final File getTempDir()
                         throws IllegalStateException

Return the temporary directory for the current web application, as provided by the servlet container.

Returns:: the File representing the temporary directory
Throws:: IllegalStateException - if not running within a PortletContext
See Also:: PortletUtils.getTempDir(javax.portlet.PortletContext)