/** Create target product. */
private void createTargetProduct() {
targetProduct =
new Product(
sourceProduct.getName(),
sourceProduct.getProductType(),
sourceImageWidth,
sourceImageHeight);
ProductUtils.copyProductNodes(sourceProduct, targetProduct);
addSelectedBands();
final MetadataElement absTgt = AbstractMetadata.getAbstractedMetadata(targetProduct);
if (externalDEMFile != null) { // if external DEM file is specified by user
AbstractMetadata.setAttribute(absTgt, AbstractMetadata.DEM, externalDEMFile.getPath());
} else {
AbstractMetadata.setAttribute(absTgt, AbstractMetadata.DEM, demName);
}
absTgt.setAttributeString("DEM resampling method", demResamplingMethod);
if (externalDEMFile != null) {
absTgt.setAttributeDouble("external DEM no data value", externalDEMNoDataValue);
}
sourceGeoCoding = sourceProduct.getSceneGeoCoding();
targetProduct.setPreferredTileSize(targetProduct.getSceneRasterWidth(), tileSize);
}
/**
* Initializes this operator and sets the one and only target product.
*
* <p>The target product can be either defined by a field of type {@link Product} annotated with
* the {@link TargetProduct TargetProduct} annotation or by calling {@link #setTargetProduct}
* method.
*
* <p>The framework calls this method after it has created this operator. Any client code that
* must be performed before computation of tile data should be placed here.
*
* @throws OperatorException If an error occurs during operator initialisation.
* @see #getTargetProduct()
*/
@Override
public void initialize() throws OperatorException {
try {
targetProduct =
new Product(
sourceProduct.getName(),
sourceProduct.getProductType(),
sourceProduct.getSceneRasterWidth(),
sourceProduct.getSceneRasterHeight());
ProductUtils.copyProductNodes(sourceProduct, targetProduct);
dataType = ProductData.getType(targetDataType);
targetScaling = getScaling(targetScalingStr);
addSelectedBands();
} catch (Throwable e) {
throw new OperatorException(e);
}
}