public class PlatformContentHandlerImpl extends ContentHandlerImpl
ContentHandlerImpl.Describer
ContentHandler.ByteOrderMark, ContentHandler.Registry, ContentHandler.Validity
BYTE_ORDER_MARK_PROPERTY, CHARSET_PROPERTY, CONTENT_TYPE_PROPERTY, INVALID_CONTENT_DESCRIPTION, LINE_DELIMITER_PROPERTY, OPTION_REQUESTED_PROPERTIES, UNSPECIFIED_CONTENT_TYPE, VALIDITY_PROPERTY
Constructor and Description |
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PlatformContentHandlerImpl() |
Modifier and Type | Method and Description |
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java.util.Map<java.lang.String,java.lang.Object> |
contentDescription(URI uri,
java.io.InputStream inputStream,
java.util.Map<?,?> options,
java.util.Map<java.lang.Object,java.lang.Object> context)
This implementation delegates to the platform's content description support,
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protected java.lang.String |
getCharset(URI uri,
java.io.InputStream inputStream,
java.util.Map<?,?> options,
java.util.Map<java.lang.Object,java.lang.Object> context)
This implementation only gets called when platform's content describer throws an exception, i.e., when the resource doesn't exist.
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protected java.lang.Object |
getDescriptionValue(QualifiedName qualifiedName,
java.lang.Object value)
Returns the given property's Eclipse value converted to EMF's corresponding basic value.
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protected java.lang.String |
getLineDelimiter(URI uri,
java.io.InputStream inputStream,
java.util.Map<?,?> options,
java.util.Map<java.lang.Object,java.lang.Object> context)
This implementation only gets called when platform's content describer throws an exception, i.e., when the resource doesn't exist.
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protected QualifiedName |
getQualifiedName(java.lang.String property)
Returns the property name converted to a qualified name.
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canHandle, createContentDescription, getByteOrderMark, getLineDelimiter, getRequestedProperties, isRequestedProperty
protected QualifiedName getQualifiedName(java.lang.String property)
property
- the property to convert.protected java.lang.Object getDescriptionValue(QualifiedName qualifiedName, java.lang.Object value)
qualifiedName
- the name of the property for which this value applies.value
- the value to convert.public java.util.Map<java.lang.String,java.lang.Object> contentDescription(URI uri, java.io.InputStream inputStream, java.util.Map<?,?> options, java.util.Map<java.lang.Object,java.lang.Object> context) throws java.io.IOException
contentDescription
in interface ContentHandler
contentDescription
in class ContentHandlerImpl
uri
- the URI for which to determine the content description.inputStream
- the input stream associated with the given URI.options
- a map of options to direct what kind of description is needed.context
- a map of contextual information that content handlers use to store partially computed results.java.io.IOException
- if there is a problem reading the stream.protected java.lang.String getCharset(URI uri, java.io.InputStream inputStream, java.util.Map<?,?> options, java.util.Map<java.lang.Object,java.lang.Object> context) throws java.io.IOException
platform resource URIs
, it determines the character set from the workspace.getCharset
in class ContentHandlerImpl
uri
- the URI of the input stream.inputStream
- the input stream.options
- any options that might influence the interpretation of the content.context
- a cache for previously computed information.java.io.IOException
- if there is a problem loading the content.protected java.lang.String getLineDelimiter(URI uri, java.io.InputStream inputStream, java.util.Map<?,?> options, java.util.Map<java.lang.Object,java.lang.Object> context) throws java.io.IOException
platform resource URIs
, it determines the line delimiter from the project/workspace preferences.getLineDelimiter
in class ContentHandlerImpl
uri
- the URI of the input stream.inputStream
- the input stream.options
- any options that might influence the interpretation of the content.context
- a cache for previously computed information.java.io.IOException
- if there is a problem loading the content.