org.geotools.gce.gtopo30
Class GTopo30Reader
java.lang.Object
org.geotools.coverage.grid.io.AbstractGridCoverage2DReader
org.geotools.gce.gtopo30.GTopo30Reader
- All Implemented Interfaces:
- org.opengis.coverage.grid.GridCoverageReader
public final class GTopo30Reader
- extends AbstractGridCoverage2DReader
- implements org.opengis.coverage.grid.GridCoverageReader
This class provides a GridCoverageReader for the GTopo30Format.
- Author:
- Simone Giannecchini, jeichar, mkraemer
Fields inherited from class org.geotools.coverage.grid.io.AbstractGridCoverage2DReader |
closeMe, coverageFactory, coverageName, crs, demColors, EPS, gzipped, highestRes, hints, inStream, numOverviews, originalEnvelope, originalGridRange, overViewResolutions, raster2Model, source |
Constructor Summary |
GTopo30Reader(java.lang.Object source)
GTopo30Reader constructor. |
GTopo30Reader(java.lang.Object source,
Hints hints)
GTopo30Reader constructor. |
Method Summary |
org.opengis.coverage.grid.Format |
getFormat()
|
GridCoverage2D |
read(org.opengis.parameter.GeneralParameterValue[] params)
Read the current grid coverage from the stream. |
Methods inherited from class org.geotools.coverage.grid.io.AbstractGridCoverage2DReader |
createImageCoverage, createImageCoverage, decimationOnReadingControl, dispose, finalize, getCrs, getCurrentSubname, getGridCoverageCount, getInfo, getMetadataNames, getMetadataValue, getOriginalEnvelope, getOriginalGridRange, getOriginalGridToWorld, getResolution, getSource, hasMoreGridCoverages, listSubNames, setReadParams, skip |
Methods inherited from class java.lang.Object |
clone, equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Methods inherited from interface org.opengis.coverage.grid.GridCoverageReader |
dispose, getCurrentSubname, getMetadataNames, getMetadataValue, getSource, hasMoreGridCoverages, listSubNames, skip |
GTopo30Reader
public GTopo30Reader(java.lang.Object source)
throws java.io.IOException
- GTopo30Reader constructor.
- Parameters:
source
- The source object (can be a File, an URL or a String
representing a File or an URL).
- Throws:
java.net.MalformedURLException
- if the URL does not correspond to one of the GTopo30 files
java.io.IOException
DataSourceException
- if the given url points to an unrecognized file
java.lang.IllegalArgumentException
- DOCUMENT ME!
GTopo30Reader
public GTopo30Reader(java.lang.Object source,
Hints hints)
throws java.io.IOException
- GTopo30Reader constructor.
- Parameters:
source
- The source object (can be a File, an URL or a String
representing a File or an URL).
- Throws:
java.net.MalformedURLException
- if the URL does not correspond to one of the GTopo30 files
java.io.IOException
DataSourceException
- if the given url points to an unrecognized file
java.lang.IllegalArgumentException
- DOCUMENT ME!
getFormat
public org.opengis.coverage.grid.Format getFormat()
- Specified by:
getFormat
in interface org.opengis.coverage.grid.GridCoverageReader
- See Also:
GridCoverageReader.getFormat()
read
public GridCoverage2D read(org.opengis.parameter.GeneralParameterValue[] params)
throws java.lang.IllegalArgumentException,
java.io.IOException
- Description copied from class:
AbstractGridCoverage2DReader
- Read the current grid coverage from the stream.
Example:
The method AbstractGridCoverage2DReader.hasMoreGridCoverages()
should be invoked first in order to verify that a
coverage is available.
- Specified by:
read
in interface org.opengis.coverage.grid.GridCoverageReader
- Specified by:
read
in class AbstractGridCoverage2DReader
- Parameters:
params
- Optional parameters matching Format.getReadParameters()
.
- Returns:
- a grid coverage from the input source.
- Throws:
java.io.IOException
- if a read operation failed for some other input/output reason, including
FileNotFoundException
if no file with the given name
can be
found, or IIOException
if an error was thrown by the
underlying image library.
java.lang.IllegalArgumentException
- See Also:
GridCoverageReader.read(org.opengis.parameter.GeneralParameterValue[])
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