All Known Subinterfaces:

IPortalAdministrationPageRenderer

All Known Implementing Classes:

PresentationControllerHtml.PresentationPageRenderer, XsltResultControllerHtml.XsltResultPageRenderer
```
public interface IPageRenderer
```
Provides methods for rendering page HTML fragments and obtaining information necessary for processing the layout.

Since:

6.0.0

Version:

$Revision$ $Date$

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`java.lang.CharSequence`	`evaluateEL(java.lang.String expression)`	Evaluates an EL expression.
`PresentationControllerHtml.DataPreviewMode`	`getDataPreviewMode()`	Returns the mode of the portal when the page is required.
`java.lang.String`	`getExecutedProcessActionServiceInterfaceInstanceId()`	Returns the service interface instance identifier of the service interface instance target of the process action.
`java.lang.String`	`getMarkupCacheKey(LayoutFilePage layoutFilePage)`	Returns the key used for caching the markup used to render the page.
`org.apache.wicket.markup.IMarkupResourceStreamProvider`	`getMarkupResourceStreamProvider(LayoutFilePage layoutFilePage)`	Returns the provider for the markup resource stream to be used to render the page.
`java.util.Map<java.lang.String,java.lang.String[]>`	`getMultiPartFormParameters()`	Returns the multi part form parameters, usually present in file uploads requests.
`java.lang.String`	`getMultiPartFormServiceInterfaceInstance()`	Returns the service interface instance identifier of the service interface instance source of `multi part form parameters`.
`PortalRequestParameters`	`getParameters()`	Returns the `parameters`.
`java.lang.String`	`getPreviousParametersXmlString()`	Returns the existing previous parameters as XML string when a page is requested.
`IPageWebResourceRenderRequest`	`getRenderRequest()`	Returns the page web resource render request.
`ReplaceInterfacesStorage`	`getReplaceInterfacesStorage()`	Returns the replacement interfaces storage.
`java.lang.String`	`getRootChannelId()`	Returns the root channel Id of the page to render.
`PageWebResource`	`getWebResource()`

- Method Detail
  - evaluateEL
```
java.lang.CharSequence evaluateEL(java.lang.String expression)
```
    Evaluates an EL expression.
    
    Parameters:
    
    expression - the expression.
    
    Returns:
    
    the evaluated value.
    
    Since:
    
    6.0.0
  - getRootChannelId
```
java.lang.String getRootChannelId()
```
    Returns the root channel Id of the page to render.
    
    Returns:
    
    the root channel Id of the page to render.
    
    Since:
    
    6.0.0
  - getDataPreviewMode
```
PresentationControllerHtml.DataPreviewMode getDataPreviewMode()
```
    Returns the mode of the portal when the page is required.
    
    Returns:
    
    the mode of the portal when the page is required.
    
    Since:
    
    6.0.0
  - getPreviousParametersXmlString
```
java.lang.String getPreviousParametersXmlString()
```
    Returns the existing previous parameters as XML string when a page is requested.
    
    Returns:
    
    the existing previous parameters as XML string when a page is requested.
    
    Since:
    
    6.0.0
  - getParameters
```
PortalRequestParameters getParameters()
```
    Returns the parameters.
    
    Returns:
    
    the parameters.
    
    Since:
    
    6.0.0
  - getMultiPartFormParameters
```
java.util.Map<java.lang.String,java.lang.String[]> getMultiPartFormParameters()
```
    Returns the multi part form parameters, usually present in file uploads requests.
    
    Returns:
    
    multi part form parameters.
    
    Since:
    
    6.0.0
  - getMultiPartFormServiceInterfaceInstance
```
java.lang.String getMultiPartFormServiceInterfaceInstance()
```
    Returns the service interface instance identifier of the service interface instance source of multi part form parameters.
    
    Returns:
    
    the service interface instance identifier of the service interface instance source of multi part form parameters.
    
    Since:
    
    6.0.0
  - getExecutedProcessActionServiceInterfaceInstanceId
```
java.lang.String getExecutedProcessActionServiceInterfaceInstanceId()
```
    Returns the service interface instance identifier of the service interface instance target of the process action.
    
    Returns:
    
    the service interface instance identifier of the service interface instance target of the process action.
    
    Since:
    
    6.0.0
  - getWebResource
```
PageWebResource getWebResource()
```
  - getRenderRequest
```
IPageWebResourceRenderRequest getRenderRequest()
```
    Returns the page web resource render request.
    
    Returns:
    
    the page web resource render request.
    
    Since:
    
    8.2.0
  - getMarkupResourceStreamProvider
```
org.apache.wicket.markup.IMarkupResourceStreamProvider getMarkupResourceStreamProvider(LayoutFilePage layoutFilePage)
```
    Returns the provider for the markup resource stream to be used to render the page.
    
    Returns:
    
    the markup resource stream provider.
    
    Since:
    
    5.6.0
  - getMarkupCacheKey
```
java.lang.String getMarkupCacheKey(LayoutFilePage layoutFilePage)
```
    Returns the key used for caching the markup used to render the page.
    
    Returns:
    
    the markup cache key.
    
    Since:
    
    6.0.0
    
    See Also:
    
    IMarkupCacheKeyProvider
  - getReplaceInterfacesStorage
```
ReplaceInterfacesStorage getReplaceInterfacesStorage()
```
    Returns the replacement interfaces storage.
    
    Returns:
    
    the replacement interfaces storage.
    
    Since:
    
    7.0.0

Interface IPageRenderer

Method Summary

Method Detail

evaluateEL

getRootChannelId

getDataPreviewMode

getPreviousParametersXmlString

getParameters

getMultiPartFormParameters

getMultiPartFormServiceInterfaceInstance

getExecutedProcessActionServiceInterfaceInstanceId

getWebResource

getRenderRequest

getMarkupResourceStreamProvider

getMarkupCacheKey

getReplaceInterfacesStorage