Class StreamableResourceSourceImpl
- java.lang.Object
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- org.apache.tapestry5.internal.services.assets.StreamableResourceSourceImpl
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- All Implemented Interfaces:
StreamableResourceSource
public class StreamableResourceSourceImpl extends java.lang.Object implements StreamableResourceSource
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Constructor Summary
Constructors Constructor Description StreamableResourceSourceImpl(java.util.Map<java.lang.String,ResourceTransformer> configuration, ContentTypeAnalyzer contentTypeAnalyzer, CompressionAnalyzer compressionAnalyzer, ResourceChangeTracker resourceChangeTracker, AssetChecksumGenerator checksumGenerator)
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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 contributedResourceTransformers that can produce the content type based for a file with that extension.StreamableResourcegetStreamableResource(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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Constructor Detail
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StreamableResourceSourceImpl
public StreamableResourceSourceImpl(java.util.Map<java.lang.String,ResourceTransformer> configuration, ContentTypeAnalyzer contentTypeAnalyzer, CompressionAnalyzer compressionAnalyzer, ResourceChangeTracker resourceChangeTracker, AssetChecksumGenerator checksumGenerator)
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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:StreamableResourceSourceGiven a desired content type, identify which file extensions can be mapped to that extension based on contributedResourceTransformers that can produce the content type based for a file with that extension.- Specified by:
fileExtensionsForContentTypein 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:StreamableResourceSourceConverts a Resource (which must be non-null and exist) into a streamable resource, along with some additional optional behaviors.- Specified by:
getStreamableResourcein interfaceStreamableResourceSource- Parameters:
baseResource- the resource to convertprocessing- defines additional processing after the resource has been read and possibly transformeddependencies- Passed to anyResourceTransformerto 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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