private Product createProduct() {
Product sourceProduct = getSourceProduct();
Debug.assertNotNull(sourceProduct);
Debug.assertTrue(getSceneRasterWidth() > 0);
Debug.assertTrue(getSceneRasterHeight() > 0);
final String newProductName;
if (this.newProductName == null || this.newProductName.length() == 0) {
newProductName = sourceProduct.getName();
} else {
newProductName = this.newProductName;
}
final Product product =
new Product(
newProductName,
sourceProduct.getProductType(),
getSceneRasterWidth(),
getSceneRasterHeight(),
this);
product.setPointingFactory(sourceProduct.getPointingFactory());
if (newProductDesc == null || newProductDesc.length() == 0) {
product.setDescription(sourceProduct.getDescription());
} else {
product.setDescription(newProductDesc);
}
if (!isMetadataIgnored()) {
ProductUtils.copyMetadata(sourceProduct, product);
addTiePointGridsToProduct(product);
addFlagCodingsToProduct(product);
addIndexCodingsToProduct(product);
}
addBandsToProduct(product);
if (!isMetadataIgnored()) {
addGeoCodingToProduct(product);
}
ProductUtils.copyVectorData(sourceProduct, product);
ProductUtils.copyMasks(sourceProduct, product);
ProductUtils.copyOverlayMasks(sourceProduct, product);
ProductUtils.copyPreferredTileSize(sourceProduct, product);
setSceneRasterStartAndStopTime(product);
addSubsetInfoMetadata(product);
return product;
}
private static void copyLine(
ProductData sourceBuffer,
int sourceOffsetPos,
int sourceWidth,
int sourceStepX,
ProductData destBuffer,
int destOffsetPos) {
final int sourceMinX = sourceOffsetPos;
final int sourceMaxX = sourceOffsetPos + sourceWidth - 1;
if (destBuffer.getElems() instanceof byte[]) {
byte[] destArray = (byte[]) destBuffer.getElems();
byte[] sourceArray = (byte[]) sourceBuffer.getElems();
for (int sourceX = sourceMinX; sourceX <= sourceMaxX; sourceX += sourceStepX) {
destArray[destOffsetPos] = sourceArray[sourceX];
destOffsetPos++;
}
} else if (destBuffer.getElems() instanceof short[]) {
short[] destArray = (short[]) destBuffer.getElems();
short[] sourceArray = (short[]) sourceBuffer.getElems();
for (int sourceX = sourceMinX; sourceX <= sourceMaxX; sourceX += sourceStepX) {
destArray[destOffsetPos] = sourceArray[sourceX];
destOffsetPos++;
}
} else if (destBuffer.getElems() instanceof int[]) {
int[] destArray = (int[]) destBuffer.getElems();
int[] sourceArray = (int[]) sourceBuffer.getElems();
for (int sourceX = sourceMinX; sourceX <= sourceMaxX; sourceX += sourceStepX) {
destArray[destOffsetPos] = sourceArray[sourceX];
destOffsetPos++;
}
} else if (destBuffer.getElems() instanceof float[]) {
float[] destArray = (float[]) destBuffer.getElems();
float[] sourceArray = (float[]) sourceBuffer.getElems();
for (int sourceX = sourceMinX; sourceX <= sourceMaxX; sourceX += sourceStepX) {
destArray[destOffsetPos] = sourceArray[sourceX];
destOffsetPos++;
}
} else if (destBuffer.getElems() instanceof double[]) {
double[] destArray = (double[]) destBuffer.getElems();
double[] sourceArray = (double[]) sourceBuffer.getElems();
for (int sourceX = sourceMinX; sourceX <= sourceMaxX; sourceX += sourceStepX) {
destArray[destOffsetPos] = sourceArray[sourceX];
destOffsetPos++;
}
} else {
Debug.assertTrue(false, "illegal product data type");
throw new IllegalStateException("illegal product data type");
}
}