Class DelegatingSRS
- java.lang.Object
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- org.apache.tapestry5.internal.services.assets.DelegatingSRS
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- All Implemented Interfaces:
StreamableResourceSource
- Direct Known Subclasses:
CSSURLRewriter
,JavaScriptStackMinimizeDisabler
,SRSCachingInterceptor
,SRSCompressingInterceptor
,SRSMinimizingInterceptor
,UTF8ForTextAssets
public abstract class DelegatingSRS extends java.lang.Object implements StreamableResourceSource
Base class forStreamableResourceSource
implementations.- Since:
- 5.4
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Field Summary
Fields Modifier and Type Field Description protected StreamableResourceSource
delegate
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Constructor Summary
Constructors Modifier Constructor Description protected
DelegatingSRS(StreamableResourceSource delegate)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description java.util.Set<java.lang.String>
fileExtensionsForContentType(ContentType contentType)
Given a desired content type, identify which file extensions can be mapped to that extension based on contributedResourceTransformer
s that can produce the content type based for a file with that extension.StreamableResource
getStreamableResource(Resource baseResource, StreamableResourceProcessing processing, ResourceDependencies dependencies)
Converts a Resource (which must be non-null and exist) into a streamable resource, along with some additional optional behaviors.
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Field Detail
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delegate
protected final StreamableResourceSource delegate
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Constructor Detail
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DelegatingSRS
protected DelegatingSRS(StreamableResourceSource delegate)
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Method Detail
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fileExtensionsForContentType
public java.util.Set<java.lang.String> fileExtensionsForContentType(ContentType contentType)
Description copied from interface:StreamableResourceSource
Given a desired content type, identify which file extensions can be mapped to that extension based on contributedResourceTransformer
s that can produce the content type based for a file with that extension.- Specified by:
fileExtensionsForContentType
in interfaceStreamableResourceSource
- Parameters:
contentType
- to search for (just a MIME type, such as "text/javascript")- Returns:
- set of file extension, possibly empty, in no particular order. These are the bare extensions, e.g., "js", "coffee".
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getStreamableResource
public StreamableResource getStreamableResource(Resource baseResource, StreamableResourceProcessing processing, ResourceDependencies dependencies) throws java.io.IOException
Description copied from interface:StreamableResourceSource
Converts a Resource (which must be non-null and exist) into a streamable resource, along with some additional optional behaviors.- Specified by:
getStreamableResource
in interfaceStreamableResourceSource
- Parameters:
baseResource
- the resource to convertprocessing
- defines additional processing after the resource has been read and possibly transformeddependencies
- Passed to anyResourceTransformer
to track additional dependencies of the base resource- Returns:
- the contents of the Resource, possibly transformed, in a streamable format.
- Throws:
java.io.IOException
- if the resource does not exist or a URL for the content is not available
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