org.ametys.core.resources

Interface ResourceHandler

All Known Implementing Classes:

AbstractCompiledResourceHandler, AbstractResourceHandler, AbstractSourceMapResourceHandler, CssResourceHandler, CSSSourceMapResourceHandler, DefaultResourceHandler, ExpiresResourceHandler, I18nTextResourceHandler, ImageResourceHandler, JSResourceHandler, JSSourceMapResourceHandler, LessResourceHandler, MinimizedCSSResourceHandler, MinimizedJSResourceHandler, PdfCoverResourceHandler, SassResourceHandler, SassSourceMapResourceHandler, UncompiledSassResourceHandler, VueJsResourceHandler

public interface ResourceHandler

Interface used to handle resources

Field Summary

Fields

Modifier and Type	Field and Description
static int	MAX_PRIORITY Maximum priority.
static int	MIN_PRIORITY Minimum priority.

Method Summary

Modifier and Type	Method and Description
void	generateResource(Source source, OutputStream out, Map objectModel, Parameters parameters, Map<String,Object> additionalParameters) Generate the resource configured during setup, and output it
Serializable	getKey(Source source, Map objectModel, Parameters parameters, Map<String,Object> additionalParameters) Get the unique key for this resource, for cache purpose.
long	getLastModified(Source source, Parameters parameters) Get the resource last modified time
String	getMimeType(Source source, Parameters parameters) Return the mime type of the configured resource.
int	getPriority() Get the priority of this handler
long	getSize(Source source, Parameters parameters) Get the resource size, if available.
SourceValidity	getValidity(Source source, Map objectModel, Parameters parameters, Map<String,Object> additionalParameters) Get the resource validity, for cache purpose.
boolean	isSupported(String src) Determines if the resource is supported by this handler
Source	setup(String source, Map objectModel, Parameters par, Map<String,Object> additionalParameters) Initialize the resource handler with a resource.

Field Detail

MIN_PRIORITY

static final int MIN_PRIORITY

Minimum priority.

See Also:

Constant Field Values

MAX_PRIORITY

static final int MAX_PRIORITY

Maximum priority.

See Also:

Constant Field Values

Method Detail

setup

Source setup(String source,
             Map objectModel,
             Parameters par,
             Map<String,Object> additionalParameters)
      throws IOException,
             ProcessingException

Initialize the resource handler with a resource.

Parameters:

source - The source uri

objectModel - The object model

par - The parameters

additionalParameters - Additional parameters that can be filled, and will be transmitted to getKey, getValidity and generateResource

Returns:

the resolved source

Throws:

IOException - If an error occurs

ProcessingException - If an error occurs

generateResource

void generateResource(Source source,
                      OutputStream out,
                      Map objectModel,
                      Parameters parameters,
                      Map<String,Object> additionalParameters)
               throws IOException,
                      ProcessingException

Generate the resource configured during setup, and output it

Parameters:

source - The source

out - The output stream to write to

objectModel - The object model

parameters - The sitemap parameters

additionalParameters - Additional parameters

Throws:

IOException - If an error occurs

ProcessingException - If an error occurs

isSupported

boolean isSupported(String src)

Determines if the resource is supported by this handler

Parameters:

src - The uri of resource

Returns:

true if the resource is supported

getPriority

int getPriority()

Get the priority of this handler

Returns:

the priority. The bigger the highest priority

getMimeType

String getMimeType(Source source,
                   Parameters parameters)

Return the mime type of the configured resource.

Parameters:

source - The source

parameters - The parameters

Returns:

The mime type.

getKey

Serializable getKey(Source source,
                    Map objectModel,
                    Parameters parameters,
                    Map<String,Object> additionalParameters)

Get the unique key for this resource, for cache purpose.

Parameters:

source - The source

objectModel - The object model

parameters - The parameters

additionalParameters - Additional parameters

Returns:

The cache key.

getValidity

SourceValidity getValidity(Source source,
                           Map objectModel,
                           Parameters parameters,
                           Map<String,Object> additionalParameters)

Get the resource validity, for cache purpose.

Parameters:

source - The source

objectModel - The object model

parameters - The parameters

additionalParameters - Additional parameters

Returns:

The resource validity.

getSize

long getSize(Source source,
             Parameters parameters)

Get the resource size, if available.

Parameters:

source - The source

parameters - The parameters

Returns:

The resource size.

getLastModified

long getLastModified(Source source,
                     Parameters parameters)

Get the resource last modified time

Parameters:

source - The source

parameters - The parameters

Returns:

The last modified