atg.endeca.assembler

Class AssemblerTools

java.lang.Object

atg.nucleus.logging.VariableArgumentApplicationLoggingImpl

atg.nucleus.GenericService

atg.endeca.assembler.AssemblerTools

All Implemented Interfaces:

atg.core.logging.Logging, atg.core.logging.TraceLogging, atg.naming.AbsoluteNameable, NameContextBindingListener, NameContextElement, atg.naming.NameContextParentable, NameResolver, AdminableService, atg.nucleus.Configured, ApplicationLogging, atg.nucleus.logging.ApplicationLoggingSender, atg.nucleus.logging.TraceApplicationLogging, VariableArgumentApplicationLogging, ComponentNameResolver, Service, ServiceListener, java.util.EventListener

public class AssemblerTools
extends GenericService

Tools class for the Assembler. Provides a means of invoking the assembler, finding associated services and contains useful and reusable methods.

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	CLASS_VERSION Class version string
static java.lang.String	CONTENT_ITEM_TO_RENDERER_PATH_MAPPER Mapper from ContentItem to a rendering path to include to (typically a JSP).
static java.lang.String	CONTENT_PREFIX Custom content prefix "contentPrefix" request parameter name.
static java.lang.String	CONTENT_RENDERER The default contentRenderer path to fall back on, specified by an init parameter in the web-app.
static java.lang.String	JSON_FORMAT JSON output serialization format ("json").
static java.lang.String	XML_FORMAT XML output serialization format ("xml").

Fields inherited from class atg.nucleus.GenericService

SERVICE_INFO_KEY

Fields inherited from interface atg.nucleus.logging.TraceApplicationLogging

DEFAULT_LOG_TRACE_STATUS

Fields inherited from interface atg.nucleus.logging.ApplicationLogging

DEFAULT_LOG_DEBUG_STATUS, DEFAULT_LOG_ERROR_STATUS, DEFAULT_LOG_INFO_STATUS, DEFAULT_LOG_WARNING_STATUS

Constructor Summary

Constructors

Constructor and Description
AssemblerTools()

Method Summary

Methods

Modifier and Type	Method and Description
void	doStartService() Makes a VariableArgumentApplicationLogging component available as a static property for use by other classes that do not have their own logging support.
static VariableArgumentApplicationLogging	getApplicationLogging()
AssemblerFactory	getAssemblerFactory()
AssemblerSettings	getAssemblerSettings()
atg.service.filter.bean.BeanFilterService	getBeanFilterService() Returns the BeanFilterService component used for filtering content items.
InvokeAssemblerCallback[]	getCallbacks()
ContentItemToRendererPath	getContentItemToRendererPathForRequest(javax.servlet.ServletContext pServletContext) Return the CatridgerRenderingMapper to use for the specified request.
java.lang.String	getContentPath(DynamoHttpServletRequest pRequest) Returns a path based on the current request URI that can used to query the assembler for content.
java.lang.String	getContentPathPrefix() Firstly check the request for a "contentPath" parameter, if its not set return the default prefix for either Experience Manager or Guided Search.
ContentItemToRendererPath	getDefaultContentItemToRendererPath() Returns property defaultContentItemToRendererPath.
java.lang.String	getDefaultContentRenderer()
java.lang.String	getRendererPathForContentItem(DynamoHttpServletRequest pRequest, ContentItem pContentItem) Get the renderer path (typically a path to a JSP file) that can render the specified ContentItem.
atg.service.response.output.ResponseGenerator	getResponseGenerator()
ContentItem	invokeAssembler(ContentItem pContentItem) Query the Endeca Java Content Repository for content using the assembler API.
ContentItem	invokeAssembler(java.lang.String pContentItem) Invokes the handler belonging to the passed in content item type.
boolean	isExperienceManager() Returns the value of NucleusAssemblerSettings.isExperienceManager.
boolean	isOptimizeWriteResponse() If false, uses the old way to write response (generateResponse converts to a string and then write the string).
boolean	isRemoveContextRoot()
boolean	isRemoveSiteBaseURL()
boolean	isUseMapper() Returns property useMapper.
protected boolean	removeContextRoot(java.lang.StringBuilder pResourceBuilder, DynamoHttpServletRequest pRequest) Removes the context root
protected boolean	removeSiteBaseURL(java.lang.StringBuilder pResourceBuilder) Removes the site base url.
void	serializeContentItemToResponse(java.lang.Object pContentItem, DynamoHttpServletResponse pResponse, java.io.Writer pWriter, java.lang.String pFormat) Serialize pContentItem to the format specified by pFormat ( ("xml" or "json").
static void	setApplicationLogging(VariableArgumentApplicationLogging pApplicationLogging) Set a component that can be used for logging by related classes.
void	setAssemblerFactory(AssemblerFactory pAssemblerFactory)
void	setAssemblerSettings(AssemblerSettings pAssemblerSettings)
void	setBeanFilterService(atg.service.filter.bean.BeanFilterService pBeanFilterService) Sets the BeanFilterService component used for filtering content items.
void	setCallbacks(InvokeAssemblerCallback[] pCallbacks)
void	setDefaultContentItemToRendererPath(ContentItemToRendererPath pDefaultContentItemToRendererPath) Sets property defaultContentItemToRendererPath.
void	setDefaultContentRenderer(java.lang.String pDefaultContentRenderer) Set the location of a JSP that knows how to handle the rendering of returned content items.
void	setOptimizeWriteResponse(boolean pOptimizeWriteResponse) If false, uses the old way to write response (generateResponse converts to a string and then write the string).
void	setRemoveContextRoot(boolean pRemoveContextRoot)
void	setRemoveSiteBaseURL(boolean pRemoveSiteBaseURL)
void	setResponseGenerator(atg.service.response.output.ResponseGenerator pResponseGenerator)
void	setUseMapper(boolean pUseMapper) Sets property useMapper.

Methods inherited from class atg.nucleus.GenericService

addLogListener, createAdminServlet, doStopService, getAbsoluteName, getAdminServlet, getAdminServletOutputStreamEncoding, getLoggingForVlogging, getLogListenerCount, getLogListeners, getName, getNameContext, getNucleus, getRoot, getServiceConfiguration, getServiceInfo, isAdminServletUseServletOutputStream, isLoggingDebug, isLoggingError, isLoggingInfo, isLoggingTrace, isLoggingWarning, isRunning, logDebug, logDebug, logDebug, logError, logError, logError, logInfo, logInfo, logInfo, logTrace, logTrace, logTrace, logWarning, logWarning, logWarning, nameContextElementBound, nameContextElementUnbound, removeLogListener, reResolveThis, resolveName, resolveName, resolveName, resolveName, sendLogEvent, setAdminServletOutputStreamEncoding, setAdminServletUseServletOutputStream, setLoggingDebug, setLoggingError, setLoggingInfo, setLoggingTrace, setLoggingWarning, setNucleus, setServiceInfo, startService, stopService

Methods inherited from class atg.nucleus.logging.VariableArgumentApplicationLoggingImpl

vlogDebug, vlogDebug, vlogDebug, vlogDebug, vlogDebugTrace, vlogError, vlogError, vlogError, vlogError, vlogInfo, vlogInfo, vlogInfo, vlogInfo, vlogTrace, vlogTrace, vlogTrace, vlogTrace, vlogWarning, vlogWarning, vlogWarning, vlogWarning

Methods inherited from class java.lang.Object

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

Field Detail

CLASS_VERSION

public static java.lang.String CLASS_VERSION

Class version string

CONTENT_PREFIX

public static final java.lang.String CONTENT_PREFIX

Custom content prefix "contentPrefix" request parameter name. This will be prepended to the request made by the assembler.

See Also:

Constant Field Values

CONTENT_ITEM_TO_RENDERER_PATH_MAPPER

public static final java.lang.String CONTENT_ITEM_TO_RENDERER_PATH_MAPPER

Mapper from ContentItem to a rendering path to include to (typically a JSP).

See Also:

Constant Field Values

CONTENT_RENDERER

public static final java.lang.String CONTENT_RENDERER

The default contentRenderer path to fall back on, specified by an init parameter in the web-app.

See Also:

Constant Field Values

JSON_FORMAT

public static final java.lang.String JSON_FORMAT

JSON output serialization format ("json").

See Also:

Constant Field Values

XML_FORMAT

public static final java.lang.String XML_FORMAT

XML output serialization format ("xml").

See Also:

Constant Field Values

Constructor Detail

AssemblerTools

public AssemblerTools()

Method Detail

getAssemblerSettings

public AssemblerSettings getAssemblerSettings()

Returns:

AssemblerSettings A bean that contains settings common to assembler components.

setAssemblerSettings

public void setAssemblerSettings(AssemblerSettings pAssemblerSettings)

Parameters:

pAssemblerSettings - Set a new AssemblerSettings bean.

getAssemblerFactory

public AssemblerFactory getAssemblerFactory()

Returns:

A factory responsible for creating an Assembler instance.

setAssemblerFactory

public void setAssemblerFactory(AssemblerFactory pAssemblerFactory)

Parameters:

pAssemblerFactory - Set a new assemblerFactory

isRemoveSiteBaseURL

public boolean isRemoveSiteBaseURL()

Returns:

If true the site base url (productionURL) is to be removed from the path passed to the assembler. For example, if set to true and the URL is /crs/storeus/browse only /browse will be used in the URL passed to the assembler.

setRemoveSiteBaseURL

public void setRemoveSiteBaseURL(boolean pRemoveSiteBaseURL)

Parameters:

pRemoveSiteBaseURL - Set a new removeSiteBaseURL property

isRemoveContextRoot

public boolean isRemoveContextRoot()

Returns:

If true the context root is to be removed from the path passed to the assembler. For example if set to true and the URL is /crs/storeus/browse only /storeus/browse will be used in the URL passed to the assembler.

setRemoveContextRoot

public void setRemoveContextRoot(boolean pRemoveContextRoot)

Parameters:

pRemoveContextRoot - Set a new removeContextRoot property.

setDefaultContentItemToRendererPath

public void setDefaultContentItemToRendererPath(ContentItemToRendererPath pDefaultContentItemToRendererPath)

Sets property defaultContentItemToRendererPath. The default cartridge rendering mapper to use.

getDefaultContentItemToRendererPath

public ContentItemToRendererPath getDefaultContentItemToRendererPath()

Returns property defaultContentItemToRendererPath. The default cartridge rendering mapper to use.

getDefaultContentRenderer

public java.lang.String getDefaultContentRenderer()

Returns:

The location of a JSP that knows how to handle the rendering of returned content items.

setDefaultContentRenderer

public void setDefaultContentRenderer(java.lang.String pDefaultContentRenderer)

Set the location of a JSP that knows how to handle the rendering of returned content items.

Parameters:

pDefaultContentRenderer -

getApplicationLogging

public static VariableArgumentApplicationLogging getApplicationLogging()

Returns:

A component that can be used for logging by related classes

setApplicationLogging

public static void setApplicationLogging(VariableArgumentApplicationLogging pApplicationLogging)

Set a component that can be used for logging by related classes.

Parameters:

pApplicationLogging - a logging component

setUseMapper

public void setUseMapper(boolean pUseMapper)

Sets property useMapper. Whether to attempt to use the ContentItemToRendererPath via AssemblerTools.

isUseMapper

public boolean isUseMapper()

Returns property useMapper. Whether to attempt to use the ContentItemToRendererPath via AssemblerTools.

setBeanFilterService

public void setBeanFilterService(atg.service.filter.bean.BeanFilterService pBeanFilterService)

Sets the BeanFilterService component used for filtering content items.

Parameters:

pBeanFilterService - The BeanFilterService component used for filtering content items.

getBeanFilterService

public atg.service.filter.bean.BeanFilterService getBeanFilterService()

Returns the BeanFilterService component used for filtering content items.

Returns:

The BeanFilterService component used for filtering content items.

getCallbacks

public InvokeAssemblerCallback[] getCallbacks()

Returns:

An array of callbacks that will be called just prior to calling assemble() and just after calling assemble. This is a hook to initialize pre-conditions prior to calling assemble() and corresponding hook to cleanup afterwards.

See Also:

atg.endeca.assembler.InvokeAssemblerCallback, invokeAssembler(ContentItem)

setCallbacks

public void setCallbacks(InvokeAssemblerCallback[] pCallbacks)

See Also:

atg.endeca.assembler.InvokeAssemblerCallback, invokeAssembler(ContentItem)

getResponseGenerator

public atg.service.response.output.ResponseGenerator getResponseGenerator()

See Also:

ResponseGenerator

setResponseGenerator

public void setResponseGenerator(atg.service.response.output.ResponseGenerator pResponseGenerator)

See Also:

ResponseGenerator

isOptimizeWriteResponse

public boolean isOptimizeWriteResponse()

If false, uses the old way to write response (generateResponse converts to a string and then write the string). This flag should be set to true.

setOptimizeWriteResponse

public void setOptimizeWriteResponse(boolean pOptimizeWriteResponse)

If false, uses the old way to write response (generateResponse converts to a string and then write the string). This flag should be set to true.

invokeAssembler

public ContentItem invokeAssembler(java.lang.String pContentItem)
                            throws AssemblerException

Invokes the handler belonging to the passed in content item type.

Parameters:

pContentItem - A content item type

Returns:

The content item produced as a result of invoking the handler belonging to pContentItem.

Throws:

AssemblerException

invokeAssembler

public ContentItem invokeAssembler(ContentItem pContentItem)
                            throws AssemblerException

Query the Endeca Java Content Repository for content using the assembler API. The passed in ContentItem pContentItem is passed in to the Assemblers assembler method. The ContentItem returned from this invocation is returned.

Parameters:

pContentItem - The ContentItem used in the assembler invocation.

Returns:

ContentItem The ContentItem returned from the assembler invocation.

Throws:

AssemblerException - If an error occurs invoking the assembler.

getContentPath

public java.lang.String getContentPath(DynamoHttpServletRequest pRequest)

Returns a path based on the current request URI that can used to query the assembler for content. The content path is determined as follows:

• Retrieve the current request URI
• If removeSiteBaseURL is true try and remove the siteBaseURL
• If removeContextRoot is true and the siteBaseURL was not successfully removed remove the context root
• Return the content path

Returns:

The path to query for content in the Java Content Repository

getContentPathPrefix

public java.lang.String getContentPathPrefix()

Firstly check the request for a "contentPath" parameter, if its not set return the default prefix for either Experience Manager or Guided Search. The default prefix is set on the assemblerSettings bean.

Returns:

The content path prefix.

isExperienceManager

public boolean isExperienceManager()

Returns the value of NucleusAssemblerSettings.isExperienceManager. This should be set to true when Experience Manager is in use, it should be set to false when Guided Search is in use.

Returns:

A boolean indicating if Experience Manager is available

removeSiteBaseURL

protected boolean removeSiteBaseURL(java.lang.StringBuilder pResourceBuilder)

Removes the site base url. For example for storeSiteUS this would be /crs/storeus

Parameters:

pResourceBuilder -

removeContextRoot

protected boolean removeContextRoot(java.lang.StringBuilder pResourceBuilder,
                        DynamoHttpServletRequest pRequest)

Removes the context root

Parameters:

pResourceBuilder -

getContentItemToRendererPathForRequest

public ContentItemToRendererPath getContentItemToRendererPathForRequest(javax.servlet.ServletContext pServletContext)

Return the CatridgerRenderingMapper to use for the specified request. Will generally be the value of our defaultContentItemToRendererPath property, unless the current web-app has an override init-param value for "contentItemToRendererPath".

Returns:

pRequest the request to use.

getRendererPathForContentItem

public java.lang.String getRendererPathForContentItem(DynamoHttpServletRequest pRequest,
                                             ContentItem pContentItem)

Get the renderer path (typically a path to a JSP file) that can render the specified ContentItem.

Parameters:

pRequest - the current request

pContentItem - the content item to return a

serializeContentItemToResponse

public void serializeContentItemToResponse(java.lang.Object pContentItem,
                                  DynamoHttpServletResponse pResponse,
                                  java.io.Writer pWriter,
                                  java.lang.String pFormat)
                                    throws java.io.IOException,
                                           javax.servlet.ServletException

Serialize pContentItem to the format specified by pFormat ( ("xml" or "json").

Parameters:

pContentItem - the ContentItem to serialize

pResponse - the current response (may be null if pWriter is non-null). If pResponse is not null, will set the content type of the response appropriately.

pWriter - the write to write the serialized form to. If null will write the response to pResponse.

pFormat - the format to serialize pContentItem as. Currently must be "xml" or "json".

Throws:

java.io.IOException

javax.servlet.ServletException

doStartService

public void doStartService()
                    throws ServiceException

Makes a VariableArgumentApplicationLogging component available as a static property for use by other classes that do not have their own logging support.

Overrides:

doStartService in class GenericService

Throws:

ServiceException - if the Service had a problem starting up