public class GDALParser extends AbstractParser
gdalinfo
tool used to extract geospatial
information out of hundreds of geo file formats.
The parser requires the installation of GDAL and for gdalinfo
to
be located on the path.
Basic information (Size, Coordinate System, Bounding Box, Driver, and resource info) are extracted as metadata, and the remaining metadata patterns are extracted and added.
The output of the command is available from the provided
ContentHandler
in the
parse(InputStream, ContentHandler, Metadata, ParseContext)
method.
Constructor and Description |
---|
GDALParser() |
Modifier and Type | Method and Description |
---|---|
String |
getCommand() |
Set<MediaType> |
getSupportedTypes(ParseContext context)
Returns the set of media types supported by this parser when used
with the given parse context.
|
void |
parse(InputStream stream,
ContentHandler handler,
Metadata metadata,
ParseContext context)
Parses a document stream into a sequence of XHTML SAX events.
|
String |
processCommand(InputStream stream) |
void |
setCommand(String command) |
parse
public void setCommand(String command)
public String getCommand()
public String processCommand(InputStream stream)
public Set<MediaType> getSupportedTypes(ParseContext context)
Parser
context
- parse contextpublic void parse(InputStream stream, ContentHandler handler, Metadata metadata, ParseContext context) throws IOException, SAXException, TikaException
Parser
The given document stream is consumed but not closed by this method. The responsibility to close the stream remains on the caller.
Information about the parsing context can be passed in the context parameter. See the parser implementations for the kinds of context information they expect.
stream
- the document stream (input)handler
- handler for the XHTML SAX events (output)metadata
- document metadata (input and output)context
- parse contextIOException
- if the document stream could not be readSAXException
- if the SAX events could not be processedTikaException
- if the document could not be parsedCopyright © 2007–2015 The Apache Software Foundation. All rights reserved.