private MetadataElement getMetadataElementSave(Product product, String name) {
final MetadataElement metadataElement = product.getMetadataRoot().getElement(name);
final MetadataElement namedElem;
if (metadataElement == null) {
namedElem = new MetadataElement(name);
product.getMetadataRoot().addElement(namedElem);
} else {
namedElem = metadataElement;
}
return namedElem;
}
/**
* Returns the UTC for a global time attribute.
*
* @param product the product.
* @param timeAttrName the name of the time attribute.
* @return the attribute value as UTC or {@code null} if the attribute vallue cannot be parsed.
* @see MetadataAttribute
* @see ProductData.UTC
*/
public static ProductData.UTC getTimeAttrValue(final Product product, final String timeAttrName) {
final MetadataElement pa = product.getMetadataRoot().getElement(GLOBAL_ATTRIBUTES);
if (pa == null) {
return null;
}
final MetadataAttribute timeAttr = pa.getAttribute(timeAttrName);
if (timeAttr == null) {
return null;
}
final ProductData timeAttrData = timeAttr.getData();
if (timeAttrData == null) {
return null;
}
final String timeString = timeAttrData.getElemString();
if ("".equals(timeString.trim())) {
return null;
}
ProductData.UTC utc = null;
for (final String pattern : DATE_TIME_PATTERNS) {
try {
utc = ProductData.UTC.parse(timeString, pattern);
break; // utc is never null here
} catch (ParseException ignored) {
// ignore
} catch (IllegalArgumentException ignored) {
// ignore
}
}
return utc;
}
public void addBandMetadata(Product product) throws ProductIOException {
Group group = ncFile.findGroup("Geophysical_Data");
if (productReader.getProductType() == SeadasProductReader.ProductType.Level2_Aquarius) {
group = ncFile.findGroup("Aquarius_Data");
}
if (productReader.getProductType() == SeadasProductReader.ProductType.Level1B_HICO) {
group = ncFile.findGroup("products");
}
if (group != null) {
final MetadataElement bandAttributes = new MetadataElement("Band_Attributes");
List<Variable> variables = group.getVariables();
for (Variable variable : variables) {
final String name = variable.getShortName();
final MetadataElement sdsElement = new MetadataElement(name + ".attributes");
final int dataType = getProductDataType(variable);
final MetadataAttribute prodtypeattr = new MetadataAttribute("data_type", dataType);
sdsElement.addAttribute(prodtypeattr);
bandAttributes.addElement(sdsElement);
final List<Attribute> list = variable.getAttributes();
for (Attribute varAttribute : list) {
addAttributeToElement(sdsElement, varAttribute);
}
}
final MetadataElement metadataRoot = product.getMetadataRoot();
metadataRoot.addElement(bandAttributes);
}
}
public void addInputParamMetadata(Product product) throws ProductIOException {
Variable inputParams = ncFile.findVariable("Input_Parameters");
if (inputParams != null) {
final MetadataElement inputParamsMeta = new MetadataElement("Input_Parameters");
Array array;
try {
array = inputParams.read();
} catch (IOException e) {
throw new ProductIOException(e.getMessage());
}
String[] lines = array.toString().split("\n");
for (String line : lines) {
String[] parts = line.split("=");
if (parts.length == 2) {
final String name = parts[0].trim();
final String value = parts[1].trim();
final ProductData data = ProductData.createInstance(ProductData.TYPE_ASCII, value);
final MetadataAttribute attribute = new MetadataAttribute(name, data, true);
inputParamsMeta.addAttribute(attribute);
}
}
final MetadataElement metadataRoot = product.getMetadataRoot();
metadataRoot.addElement(inputParamsMeta);
}
}
public void addGlobalMetadata(Product product) {
final MetadataElement globalElement = new MetadataElement("Global_Attributes");
addAttributesToElement(globalAttributes, globalElement);
final MetadataElement metadataRoot = product.getMetadataRoot();
metadataRoot.addElement(globalElement);
}
static boolean isDiagnosticDataSet(final Product product) {
final MetadataElement pa = product.getMetadataRoot().getElement(GLOBAL_ATTRIBUTES);
if (pa == null) {
return false;
}
final MetadataAttribute siteId = pa.getAttribute(ProductAttributes.SITE_ID);
final MetadataAttribute siteLat = pa.getAttribute(ProductAttributes.SITE_LAT);
final MetadataAttribute siteLon = pa.getAttribute(ProductAttributes.SITE_LON);
return siteId != null && siteLat != null && siteLon != null;
}
protected Product createProduct(
GCTileFile refGcFile, String prodName, String prodType, int width, int height)
throws IOException {
final Product product = new Product(prodName, prodType, width, height);
product.setFileLocation(new File(refGcFile.getFilePath()));
product.setStartTime(refGcFile.getStartDate());
product.setEndTime(refGcFile.getEndDate());
addGeoCoding(product);
addBands(product, refGcFile);
addIndexCodingAndBitmasks(product.getBand("SM"));
refGcFile.readMetadata(product.getMetadataRoot());
return product;
}
private void constructSourceMetadata() throws Exception {
// define sourceMaster/sourceSlave name tags
final String masterTag = "ifg";
final String slaveTag = "dummy";
final MetadataElement masterMeta = AbstractMetadata.getAbstractedMetadata(sourceProduct);
final String slaveMetadataRoot = AbstractMetadata.SLAVE_METADATA_ROOT;
MetadataElement[] slaveRoot;
/* organize metadata */
// put sourceMaster metadata into the masterMap
metaMapPut(masterTag, masterMeta, sourceProduct, masterMap);
// pug sourceSlave metadata into slaveDefoMap
slaveRoot = sourceProduct.getMetadataRoot().getElement(slaveMetadataRoot).getElements();
for (MetadataElement meta : slaveRoot) {
metaMapPut(slaveTag, meta, sourceProduct, slaveMap);
}
}
public void addSmiMetadata(final Product product) {
// Variable l3mvar = ncFile.findVariable("l3m_data");
final MetadataElement bandAttributes = new MetadataElement("Band_Attributes");
List<Variable> variables = ncFile.getVariables();
for (Variable variable : variables) {
final String name = variable.getShortName();
final MetadataElement sdsElement = new MetadataElement(name);
final int dataType = getProductDataType(variable);
final MetadataAttribute prodtypeattr = new MetadataAttribute("data_type", dataType);
sdsElement.addAttribute(prodtypeattr);
bandAttributes.addElement(sdsElement);
final List<Attribute> list = variable.getAttributes();
for (Attribute varAttribute : list) {
addAttributeToElement(sdsElement, varAttribute);
}
}
final MetadataElement metadataRoot = product.getMetadataRoot();
metadataRoot.addElement(bandAttributes);
}
private ProductNodeSubsetPane createAnnotationSubsetPane() {
final MetadataElement metadataRoot = product.getMetadataRoot();
final MetadataElement[] metadataElements = metadataRoot.getElements();
final String[] metaNodes;
if (metadataElements.length == 0) {
return null;
}
// metadata elements must be added to includeAlways list
// to ensure that they are selected if isIgnoreMetada is set to false
if (givenProductSubsetDef != null && !givenProductSubsetDef.isIgnoreMetadata()) {
metaNodes = new String[metadataElements.length];
for (int i = 0; i < metadataElements.length; i++) {
final MetadataElement metadataElement = metadataElements[i];
metaNodes[i] = metadataElement.getName();
}
} else {
metaNodes = new String[0];
}
final String[] includeNodes = StringUtils.addToArray(metaNodes, Product.HISTORY_ROOT_NAME);
return new ProductNodeSubsetPane(metadataElements, includeNodes, true);
}
static boolean addDiagnosticSitePin(Product product) {
final MetadataElement pa = product.getMetadataRoot().getElement(GLOBAL_ATTRIBUTES);
if (pa == null || product.getGeoCoding() == null) {
return false;
}
final MetadataAttribute siteIdAttr = pa.getAttribute(ProductAttributes.SITE_ID);
final MetadataAttribute siteLonAttr = pa.getAttribute(ProductAttributes.SITE_LON);
final MetadataAttribute siteLatAttr = pa.getAttribute(ProductAttributes.SITE_LAT);
if (siteIdAttr == null || siteLonAttr == null || siteLatAttr == null) {
return false;
}
final String siteId = siteIdAttr.getData().getElemString();
final float siteLon = siteLonAttr.getData().getElemFloat();
final float siteLat = siteLatAttr.getData().getElemFloat();
final String pinName = new StringBuilder("SITE").append("_").append(siteId).toString();
if (product.getPinGroup().contains(pinName)) {
return false;
}
final String pinLabel = pa.getAttributeString(ProductAttributes.SITE_NAME, pinName);
final Placemark pointPlacemark =
Placemark.createPointPlacemark(
PinDescriptor.getInstance(),
pinName,
pinLabel,
"GlobColour diagnostic site",
null,
new GeoPos(siteLat, siteLon),
product.getGeoCoding());
product.getPinGroup().add(pointPlacemark);
return true;
}
public void addGeocoding(Product product) throws IOException {
double pixelX = 0.5;
double pixelY = 0.5;
double easting;
double northing;
double pixelSizeX;
double pixelSizeY;
boolean pixelRegistered = true;
if (productReader.getProductType() == SeadasProductReader.ProductType.ANCNRT) {
pixelRegistered = false;
}
if (productReader.getProductType() == SeadasProductReader.ProductType.OISST) {
Variable lon = ncFile.findVariable("lon");
Variable lat = ncFile.findVariable("lat");
Array lonData = lon.read();
// TODO: handle the 180 degree shift with the NOAA products - need to modify
// SeaDasFileReader:readBandData
// Below is a snippet from elsewhere in BEAM that deals with this issue...
// SPECIAL CASE: check if we have a global geographic lat/lon with lon from 0..360 instead of
// -180..180
// if (isShifted180(lonData)) {
// // if this is true, subtract 180 from all longitudes and
// // add a global attribute which will be analyzed when setting up the
// image(s)
// final List<Variable> variables = ncFile.getVariables();
// for (Variable next : variables) {
// next.getAttributes().add(new Attribute("LONGITUDE_SHIFTED_180", 1));
// }
// for (int i = 0; i < lonData.getSize(); i++) {
// final Index ii = lonData.getIndex().set(i);
// final double theLon = lonData.getDouble(ii) - 180.0;
// lonData.setDouble(ii, theLon);
// }
// }
final Array latData = lat.read();
final int lonSize = lon.getShape(0);
final Index i0 = lonData.getIndex().set(0);
final Index i1 = lonData.getIndex().set(lonSize - 1);
pixelSizeX =
(lonData.getDouble(i1) - lonData.getDouble(i0)) / (product.getSceneRasterWidth() - 1);
easting = lonData.getDouble(i0);
final int latSize = lat.getShape(0);
final Index j0 = latData.getIndex().set(0);
final Index j1 = latData.getIndex().set(latSize - 1);
pixelSizeY =
(latData.getDouble(j1) - latData.getDouble(j0)) / (product.getSceneRasterHeight() - 1);
// this should be the 'normal' case
if (pixelSizeY < 0) {
pixelSizeY = -pixelSizeY;
northing = latData.getDouble(latData.getIndex().set(0));
} else {
northing = latData.getDouble(latData.getIndex().set(latSize - 1));
}
northing -= pixelSizeX / 2.0;
easting += pixelSizeY / 2.0;
try {
product.setGeoCoding(
new CrsGeoCoding(
DefaultGeographicCRS.WGS84,
product.getSceneRasterWidth(),
product.getSceneRasterHeight(),
easting,
northing,
pixelSizeX,
pixelSizeY,
pixelX,
pixelY));
} catch (FactoryException e) {
throw new IllegalStateException(e);
} catch (TransformException e) {
throw new IllegalStateException(e);
}
} else {
String east = "Easternmost_Longitude";
String west = "Westernmost_Longitude";
String north = "Northernmost_Latitude";
String south = "Southernmost_Latitude";
Attribute latmax = ncFile.findGlobalAttributeIgnoreCase("geospatial_lat_max");
if (latmax != null) {
east = "geospatial_lon_max";
west = "geospatial_lon_min";
north = "geospatial_lat_max";
south = "geospatial_lat_min";
} else {
latmax = ncFile.findGlobalAttributeIgnoreCase("upper_lat");
if (latmax != null) {
east = "right_lon";
west = "left_lon";
north = "upper_lat";
south = "lower_lat";
}
}
final MetadataElement globalAttributes =
product.getMetadataRoot().getElement("Global_Attributes");
easting = (float) globalAttributes.getAttribute(east).getData().getElemDouble();
float westing = (float) globalAttributes.getAttribute(west).getData().getElemDouble();
pixelSizeX = Math.abs(easting - westing) / product.getSceneRasterWidth();
northing = (float) globalAttributes.getAttribute(north).getData().getElemDouble();
float southing = (float) globalAttributes.getAttribute(south).getData().getElemDouble();
if (northing < southing) {
mustFlipY = true;
northing = (float) globalAttributes.getAttribute(south).getData().getElemDouble();
southing = (float) globalAttributes.getAttribute(north).getData().getElemDouble();
}
pixelSizeY = Math.abs(northing - southing) / product.getSceneRasterHeight();
if (pixelRegistered) {
northing -= pixelSizeY / 2.0;
westing += pixelSizeX / 2.0;
} else {
pixelX = 0.0;
pixelY = 0.0;
}
try {
product.setGeoCoding(
new CrsGeoCoding(
DefaultGeographicCRS.WGS84,
product.getSceneRasterWidth(),
product.getSceneRasterHeight(),
westing,
northing,
pixelSizeX,
pixelSizeY,
pixelX,
pixelY));
} catch (FactoryException e) {
throw new IllegalStateException(e);
} catch (TransformException e) {
throw new IllegalStateException(e);
}
}
}
private static void updateMetadata(
final Product sourceProduct, final Product targetProduct, ProductSubsetDef subsetDef)
throws IOException {
try {
final MetadataElement root = targetProduct.getMetadataRoot();
if (root == null) return;
final MetadataElement absRoot = root.getElement("Abstracted_Metadata");
if (absRoot == null) return;
boolean nearRangeOnLeft = isNearRangeOnLeft(targetProduct);
final MetadataAttribute firstLineTime = absRoot.getAttribute("first_line_time");
if (firstLineTime != null) {
final ProductData.UTC startTime = targetProduct.getStartTime();
if (startTime != null) firstLineTime.getData().setElems(startTime.getArray());
}
final MetadataAttribute lastLineTime = absRoot.getAttribute("last_line_time");
if (lastLineTime != null) {
final ProductData.UTC endTime = targetProduct.getEndTime();
if (endTime != null) lastLineTime.getData().setElems(endTime.getArray());
}
final MetadataAttribute totalSize = absRoot.getAttribute("total_size");
if (totalSize != null) totalSize.getData().setElemUInt(targetProduct.getRawStorageSize());
if (nearRangeOnLeft) {
setLatLongMetadata(targetProduct, absRoot, "first_near_lat", "first_near_long", 0.5f, 0.5f);
setLatLongMetadata(
targetProduct,
absRoot,
"first_far_lat",
"first_far_long",
targetProduct.getSceneRasterWidth() - 1 + 0.5f,
0.5f);
setLatLongMetadata(
targetProduct,
absRoot,
"last_near_lat",
"last_near_long",
0.5f,
targetProduct.getSceneRasterHeight() - 1 + 0.5f);
setLatLongMetadata(
targetProduct,
absRoot,
"last_far_lat",
"last_far_long",
targetProduct.getSceneRasterWidth() - 1 + 0.5f,
targetProduct.getSceneRasterHeight() - 1 + 0.5f);
} else {
setLatLongMetadata(
targetProduct,
absRoot,
"first_near_lat",
"first_near_long",
targetProduct.getSceneRasterWidth() - 1 + 0.5f,
0.5f);
setLatLongMetadata(targetProduct, absRoot, "first_far_lat", "first_far_long", 0.5f, 0.5f);
setLatLongMetadata(
targetProduct,
absRoot,
"last_near_lat",
"last_near_long",
targetProduct.getSceneRasterWidth() - 1 + 0.5f,
targetProduct.getSceneRasterHeight() - 1 + 0.5f);
setLatLongMetadata(
targetProduct,
absRoot,
"last_far_lat",
"last_far_long",
0.5f,
targetProduct.getSceneRasterHeight() - 1 + 0.5f);
}
final MetadataAttribute height = absRoot.getAttribute("num_output_lines");
if (height != null) height.getData().setElemUInt(targetProduct.getSceneRasterHeight());
final MetadataAttribute width = absRoot.getAttribute("num_samples_per_line");
if (width != null) width.getData().setElemUInt(targetProduct.getSceneRasterWidth());
final MetadataAttribute offsetX = absRoot.getAttribute("subset_offset_x");
if (offsetX != null && subsetDef.getRegion() != null)
offsetX.getData().setElemUInt(subsetDef.getRegion().x);
final MetadataAttribute offsetY = absRoot.getAttribute("subset_offset_y");
if (offsetY != null && subsetDef.getRegion() != null)
offsetY.getData().setElemUInt(subsetDef.getRegion().y);
final MetadataAttribute slantRange = absRoot.getAttribute("slant_range_to_first_pixel");
if (slantRange != null) {
final TiePointGrid srTPG = targetProduct.getTiePointGrid("slant_range_time");
if (srTPG != null) {
final double slantRangeTime;
if (nearRangeOnLeft) {
slantRangeTime = srTPG.getPixelDouble(0, 0) / 1000000000.0; // ns to s
} else {
slantRangeTime =
srTPG.getPixelDouble(targetProduct.getSceneRasterWidth() - 1, 0)
/ 1000000000.0; // ns to s
}
final double halfLightSpeed = 299792458.0 / 2.0;
final double slantRangeDist = slantRangeTime * halfLightSpeed;
slantRange.getData().setElemDouble(slantRangeDist);
}
}
setSubsetSRGRCoefficients(sourceProduct, targetProduct, subsetDef, absRoot, nearRangeOnLeft);
} catch (Exception e) {
throw new IOException(e);
}
}