private void layerGridSubSets(StringBuilder str, TileLayer layer) {
Iterator<GridSubset> gridSubsets = layer.getGridSubsets().values().iterator();
while (gridSubsets.hasNext()) {
GridSubset gridSubset = gridSubsets.next();
str.append(" <TileMatrixSetLink>");
str.append(" <TileMatrixSet>" + gridSubset.getName() + "</TileMatrixSet>\n");
if (!gridSubset.fullGridSetCoverage()) {
String[] levelNames = gridSubset.getGridNames();
long[][] wmtsLimits = gridSubset.getWMTSCoverages();
str.append(" <TileMatrixSetLimits>\n");
for (int i = 0; i < levelNames.length; i++) {
str.append(" <TileMatrixLimits>\n");
str.append(" <TileMatrix>" + levelNames[i] + "</TileMatrix>\n");
str.append(" <MinTileRow>" + wmtsLimits[i][1] + "</MinTileRow>\n");
str.append(" <MaxTileRow>" + wmtsLimits[i][3] + "</MaxTileRow>\n");
str.append(" <MinTileCol>" + wmtsLimits[i][0] + "</MinTileCol>\n");
str.append(" <MaxTileCol>" + wmtsLimits[i][2] + "</MaxTileCol>\n");
str.append(" </TileMatrixLimits>\n");
}
str.append(" </TileMatrixSetLimits>\n");
}
str.append(" </TileMatrixSetLink>");
}
}
private void capabilityVendorSpecificTileset(
StringBuilder str, TileLayer layer, GridSubset grid, String formatStr, String styleName)
throws GeoWebCacheException {
String srsStr = grid.getSRS().toString();
StringBuilder resolutionsStr = new StringBuilder();
double[] res = grid.getResolutions();
for (int i = 0; i < res.length; i++) {
resolutionsStr.append(Double.toString(res[i]) + " ");
}
String[] bs = boundsPrep(grid.getCoverageBestFitBounds());
str.append(" <TileSet>\n");
str.append(" <SRS>" + srsStr + "</SRS>\n");
str.append(
" <BoundingBox SRS=\""
+ srsStr
+ "\" minx=\""
+ bs[0]
+ "\" miny=\""
+ bs[1]
+ "\" maxx=\""
+ bs[2]
+ "\" maxy=\""
+ bs[3]
+ "\" />\n");
str.append(" <Resolutions>" + resolutionsStr.toString() + "</Resolutions>\n");
str.append(" <Width>" + grid.getTileWidth() + "</Width>\n");
str.append(" <Height>" + grid.getTileHeight() + "</Height>\n");
str.append(" <Format>" + formatStr + "</Format>\n");
str.append(" <Layers>" + layer.getName() + "</Layers>\n");
str.append(" <Styles>").append(ServletUtils.URLEncode(styleName)).append("</Styles>\n");
str.append(" </TileSet>\n");
}
public void apply(ConveyorTile convTile) throws RequestFilterException {
TileLayer tl = convTile.getLayer();
// SRS srs = convTile.getSRS();
GridSubset gridSubset = tl.getGridSubset(convTile.getGridSetId());
int z = (int) convTile.getTileIndex()[2];
long[] gridCoverage = gridSubset.getCoverage(z);
// Figure out the radius
long width = gridCoverage[2] - gridCoverage[0];
long height = gridCoverage[3] - gridCoverage[1];
// Rounding must always err on the side of
// caution if you want to use KML hierarchies
long maxRad = 0;
if (width > height) {
maxRad = (width / 4) + 1;
} else {
maxRad = (height / 4) + 1;
}
// Figure out how the requested bounds relate
long midX = gridCoverage[0] + width / 2;
long midY = gridCoverage[1] + height / 2;
long xDist = midX - convTile.getTileIndex()[0];
long yDist = midY - convTile.getTileIndex()[1];
long rad = Math.round(Math.sqrt(xDist * xDist + yDist * yDist));
if (rad > maxRad) {
throw new BlankTileException(this);
}
}
private void layerWGS84BoundingBox(StringBuilder str, TileLayer layer) {
GridSubset subset = layer.getGridSubsetForSRS(SRS.getEPSG4326());
if (subset != null) {
double[] coords = subset.getOriginalExtent().getCoords();
str.append(" <ows:WGS84BoundingBox>\n");
str.append(" <ows:LowerCorner>" + coords[0] + " " + coords[1] + "</ows:LowerCorner>\n");
str.append(" <ows:UpperCorner>" + coords[2] + " " + coords[3] + "</ows:UpperCorner>\n");
str.append(" </ows:WGS84BoundingBox>\n");
}
}
private void vendorSpecificTileset(
final Translator tx, final TileLayer layer, final GridSubset grid, final String format) {
String srsStr = grid.getSRS().toString();
StringBuilder resolutionsStr = new StringBuilder();
double[] res = grid.getResolutions();
for (int i = 0; i < res.length; i++) {
resolutionsStr.append(Double.toString(res[i]) + " ");
}
String[] bs = boundsPrep(grid.getCoverageBestFitBounds());
tx.start("TileSet");
tx.start("SRS");
tx.chars(srsStr);
tx.end("SRS");
AttributesImpl atts;
atts = new AttributesImpl();
atts.addAttribute("", "SRS", "SRS", "", srsStr);
atts.addAttribute("", "minx", "minx", "", bs[0]);
atts.addAttribute("", "miny", "miny", "", bs[1]);
atts.addAttribute("", "maxx", "maxx", "", bs[2]);
atts.addAttribute("", "maxy", "maxy", "", bs[3]);
tx.start("BoundingBox", atts);
tx.end("BoundingBox");
tx.start("Resolutions");
tx.chars(resolutionsStr.toString());
tx.end("Resolutions");
tx.start("Width");
tx.chars(String.valueOf(grid.getTileWidth()));
tx.end("Width");
tx.start("Height");
tx.chars(String.valueOf(grid.getTileHeight()));
tx.end("Height");
tx.start("Format");
tx.chars(format);
tx.end("Format");
tx.start("Layers");
tx.chars(layer.getName());
tx.end("Layers");
// TODO ignoring styles for now
tx.start("Styles");
tx.end("Styles");
tx.end("TileSet");
}
Envelope findTileBounds(GridSubset gridSubset, BoundingBox bbox, int z) {
long[] i = gridSubset.getCoverageIntersection(z, bbox);
BoundingBox b1 = gridSubset.boundsFromIndex(new long[] {i[0], i[1], i[4]});
BoundingBox b2 = gridSubset.boundsFromIndex(new long[] {i[2], i[3], i[4]});
return new Envelope(
Math.min(b1.getMinX(), b2.getMinX()),
Math.max(b1.getMaxX(), b2.getMaxX()),
Math.min(b1.getMinY(), b2.getMinY()),
Math.max(b1.getMaxY(), b2.getMaxY()));
}
Integer findMaxZoomAuto(GridSubset gridSubset, Integer minZoom, WMSMapContent map) {
BoundingBox bbox = bbox(map);
int zoom = minZoom;
int ntiles = 0;
while (ntiles < 256 && zoom < gridSubset.getGridSet().getNumLevels()) {
long[] intersect = gridSubset.getCoverageIntersection(zoom, bbox);
ntiles += (intersect[2] - intersect[0] + 1) * (intersect[3] - intersect[1] + 1);
zoom++;
}
return zoom;
}
protected void determineSourceResolution() {
xResolution = reqBounds.getWidth() / reqWidth;
yResolution = reqBounds.getHeight() / reqHeight;
double tmpResolution;
// We use the smallest one
if (yResolution < xResolution) {
tmpResolution = yResolution;
} else {
tmpResolution = xResolution;
}
log.debug(
"x res: " + xResolution + " y res: " + yResolution + " tmpResolution: " + tmpResolution);
// Cut ourselves 0.5% slack
double compResolution = 1.005 * tmpResolution;
double[] resArray = gridSubset.getResolutions();
for (srcIdx = 0; srcIdx < resArray.length; srcIdx++) {
srcResolution = resArray[srcIdx];
if (srcResolution < compResolution) {
break;
}
}
if (srcIdx >= resArray.length) {
srcIdx = resArray.length - 1;
}
log.debug("z: " + srcIdx + " , resolution: " + srcResolution + " (" + tmpResolution + ")");
// At worst, we have the best resolution possible
}
@Test
public void testParseMaplinkAndLayersWithGeoJSONFromJsonTest()
throws IOException, ParseException, com.vividsolutions.jts.io.ParseException {
XMLConfiguration config = shared.getConfig();
TileLayer tileLayer = config.getTileLayer(layerTemplate);
GridSubset gridSubset = tileLayer.getGridSubset(gridSubsetName);
MapLayerJSONParser layerJsonParser = new MapLayerJSONParser(props);
MaplinkGeoJsonParser parser = new MaplinkGeoJsonParser();
parser.setDebug(true);
InputStream inp = MapProducer.class.getResourceAsStream("geojsPrintTest.json");
try {
assertTrue(MapLinkGeoJsonParseContext.Default.getPm().buildMap);
Map<String, ?> root = parser.parse(inp);
assertTrue(root.size() != 0);
assertTrue(root.get("layers") != null);
assertTrue(root.get("maplink") != null);
assertTrue(root.get("state") != null);
assertTrue(root.get("layers") != null);
MapLink mapLink =
layerJsonParser.parseMapLinkJSON(root, shared.getGf(), gridSubset.getResolutions());
assertTrue(mapLink != null);
} finally {
inp.close();
}
}
int[] findMinMaxZoom(GridSubset gridSubset, WMSMapContent map) {
GridSet gridSet = gridSubset.getGridSet();
Map formatOpts = map.getRequest().getFormatOptions();
Integer minZoom = null;
if (formatOpts.containsKey("min_zoom")) {
minZoom = Integer.parseInt(formatOpts.get("min_zoom").toString());
}
if (minZoom == null) {
minZoom = findClosestZoom(gridSet, map);
}
Integer maxZoom = null;
if (formatOpts.containsKey("max_zoom")) {
maxZoom = Integer.parseInt(formatOpts.get("max_zoom").toString());
} else if (formatOpts.containsKey("num_zooms")) {
maxZoom = minZoom + Integer.parseInt(formatOpts.get("num_zooms").toString());
}
if (maxZoom == null) {
// walk down until we hit too many tiles
maxZoom = findMaxZoomAuto(gridSubset, minZoom, map);
}
if (maxZoom < minZoom) {
throw new ServiceException(
format("maxZoom (%d) can not be less than minZoom (%d)", maxZoom, minZoom));
}
// end index
if (maxZoom > gridSet.getNumLevels()) {
LOGGER.warning(
format(
"Max zoom (%d) can't be greater than number of zoom levels (%d)",
maxZoom, gridSet.getNumLevels()));
maxZoom = gridSet.getNumLevels();
}
return new int[] {minZoom, maxZoom};
}
protected void renderCanvas() throws OutsideCoverageException, GeoWebCacheException, IOException {
// Now we loop over all the relevant tiles and write them to the canvas,
// Starting at the bottom, moving to the right and up
// Bottom row of tiles, in tile coordinates
long starty = srcRectangle[1];
// gridy is the tile row index
for (long gridy = starty; gridy <= srcRectangle[3]; gridy++) {
int tiley = 0;
int canvasy = (int) (srcRectangle[3] - gridy) * gridSubset.getTileHeight();
int tileHeight = gridSubset.getTileHeight();
if (canvOfs.top > 0) {
// Add padding
canvasy += canvOfs.top;
} else {
// Top tile is cut off
if (gridy == srcRectangle[3]) {
// This one starts at the top, so canvasy remains 0
tileHeight = tileHeight + canvOfs.top;
tiley = -canvOfs.top;
} else {
// Offset that the first tile contributed,
// rather, we subtract what it did not contribute
canvasy += canvOfs.top;
}
}
if (gridy == srcRectangle[1] && canvOfs.bottom < 0) {
// Check whether we only use part of the first tiles (bottom row)
// Offset is negative, slice the bottom off the tile
tileHeight += canvOfs.bottom;
}
long startx = srcRectangle[0];
for (long gridx = startx; gridx <= srcRectangle[2]; gridx++) {
long[] gridLoc = {gridx, gridy, srcIdx};
ConveyorTile tile =
new ConveyorTile(
sb,
layer.getName(),
gridSubset.getName(),
gridLoc,
ImageMime.png,
fullParameters,
null,
null);
// Check whether this tile is to be rendered at all
try {
layer.applyRequestFilters(tile);
} catch (RequestFilterException e) {
log.debug(e.getMessage());
continue;
}
layer.getTile(tile);
BufferedImage tileImg = ImageIO.read(tile.getBlob().getInputStream());
int tilex = 0;
int canvasx = (int) (gridx - startx) * gridSubset.getTileWidth();
int tileWidth = gridSubset.getTileWidth();
if (canvOfs.left > 0) {
// Add padding
canvasx += canvOfs.left;
} else {
// Leftmost tile is cut off
if (gridx == srcRectangle[0]) {
// This one starts to the left top, so canvasx remains 0
tileWidth = tileWidth + canvOfs.left;
tilex = -canvOfs.left;
} else {
// Offset that the first tile contributed,
// rather, we subtract what it did not contribute
canvasx += canvOfs.left;
}
}
if (gridx == srcRectangle[2] && canvOfs.right < 0) {
// Check whether we only use part of the first tiles (bottom row)
// Offset is negative, slice the bottom off the tile
tileWidth = tileWidth + canvOfs.right;
}
// TODO We should really ensure we can never get here
if (tileWidth == 0 || tileHeight == 0) {
log.debug("tileWidth: " + tileWidth + " tileHeight: " + tileHeight);
continue;
}
// Cut down the tile to the part we want
if (tileWidth != gridSubset.getTileWidth() || tileHeight != gridSubset.getTileHeight()) {
log.debug(
"tileImg.getSubimage("
+ tilex
+ ","
+ tiley
+ ","
+ tileWidth
+ ","
+ tileHeight
+ ")");
tileImg = tileImg.getSubimage(tilex, tiley, tileWidth, tileHeight);
}
// Render the tile on the big canvas
log.debug(
"drawImage(subtile," + canvasx + "," + canvasy + ",null) " + Arrays.toString(gridLoc));
gfx.drawImage(tileImg, canvasx, canvasy, null); // imageObserver
}
}
gfx.dispose();
}
private static String generateHTML(
TileLayer layer, String gridSetStr, String formatStr, boolean asPlugin)
throws GeoWebCacheException {
String layerName = layer.getName();
GridSubset gridSubset = layer.getGridSubset(gridSetStr);
BoundingBox bbox = gridSubset.getGridSetBounds();
BoundingBox zoomBounds = gridSubset.getOriginalExtent();
String res = "resolutions: " + Arrays.toString(gridSubset.getResolutions()) + ",\n";
String units = "units: \"" + gridSubset.getGridSet().guessMapUnits() + "\",\n";
String openLayersPath;
if (asPlugin) {
openLayersPath = "../openlayers/OpenLayers.js";
} else {
openLayersPath = "../openlayers/OpenLayers.js";
}
String page =
"<html xmlns=\"http://www.w3.org/1999/xhtml\"><head>\n"
+ "<meta http-equiv=\"imagetoolbar\" content=\"no\">\n"
+ "<title>"
+ layerName
+ " "
+ gridSubset.getName()
+ " "
+ formatStr
+ "</title>\n"
+ "<style type=\"text/css\">\n"
+ "body { font-family: sans-serif; font-weight: bold; font-size: .8em; }\n"
+ "body { border: 0px; margin: 0px; padding: 0px; }\n"
+ "#map { width: 85%; height: 85%; border: 0px; padding: 0px; }\n"
+ "</style>\n"
+ "<script src=\""
+ openLayersPath
+ "\"></script> \n"
+ "<script type=\"text/javascript\"> \n"
+ "var map, demolayer; \n"
+ " // sets the chosen modifiable parameter \n"
+ " function setParam(name, value){ \n"
+ " str = \"demolayer.mergeNewParams({\" + name + \": '\" + value + \"'})\" \n"
+ " // alert(str); \n"
+ " eval(str); \n"
+ " } \n"
+ "OpenLayers.DOTS_PER_INCH = "
+ gridSubset.getDotsPerInch()
+ ";\n"
+ "OpenLayers.Util.onImageLoadErrorColor = 'transparent';\n"
+ "function init(){\n"
+ "var mapOptions = { \n"
+ res
+ "projection: new OpenLayers.Projection('"
+ gridSubset.getSRS().toString()
+ "'),\n"
+ "maxExtent: new OpenLayers.Bounds("
+ bbox.toString()
+ "),\n"
+ units
+ "controls: []\n"
+ "};\n"
+ "map = new OpenLayers.Map('map', mapOptions );\n"
+ "map.addControl(new OpenLayers.Control.PanZoomBar({\n"
+ " position: new OpenLayers.Pixel(2, 15)\n"
+ "}));\n"
+ "map.addControl(new OpenLayers.Control.Navigation());\n"
+ "map.addControl(new OpenLayers.Control.Scale($('scale')));\n"
+ "map.addControl(new OpenLayers.Control.MousePosition({element: $('location')}));\n"
+ "demolayer = new OpenLayers.Layer.WMS(\n"
+ "\""
+ layerName
+ "\",\"../service/wms\",\n"
+ "{layers: '"
+ layerName
+ "', format: '"
+ formatStr
+ "' },\n"
+ "{ tileSize: new OpenLayers.Size("
+ gridSubset.getTileWidth()
+ ","
+ gridSubset.getTileHeight()
+ ")";
/*
* If the gridset has a top left tile origin, lets tell that to open layers. Otherwise it'll
* calculate tile bounds based on the bbox bottom left corner, leading to misaligned
* requests.
*/
GridSet gridSet = gridSubset.getGridSet();
if (gridSet.isTopLeftAligned()) {
page +=
",\n tileOrigin: new OpenLayers.LonLat(" + bbox.getMinX() + ", " + bbox.getMaxY() + ")";
}
page +=
"});\n"
+ "map.addLayer(demolayer);\n"
+ "map.zoomToExtent(new OpenLayers.Bounds("
+ zoomBounds.toString()
+ "));\n"
+ "// The following is just for GetFeatureInfo, which is not cached. Most people do not need this \n"
+ "map.events.register('click', map, function (e) {\n"
+ " document.getElementById('nodelist').innerHTML = \"Loading... please wait...\";\n"
+ " var params = {\n"
+ " REQUEST: \"GetFeatureInfo\",\n"
+ " EXCEPTIONS: \"application/vnd.ogc.se_xml\",\n"
+ " BBOX: map.getExtent().toBBOX(),\n"
+ " X: e.xy.x,\n"
+ " Y: e.xy.y,\n"
+ " INFO_FORMAT: 'text/html',\n"
+ " QUERY_LAYERS: map.layers[0].params.LAYERS,\n"
+ " FEATURE_COUNT: 50,\n"
+ " Layers: '"
+ layerName
+ "',\n"
+ " Styles: '',\n"
+ " Srs: '"
+ gridSubset.getSRS().toString()
+ "',\n"
+ " WIDTH: map.size.w,\n"
+ " HEIGHT: map.size.h,\n"
+ " format: \""
+ formatStr
+ "\" };\n"
+ " OpenLayers.loadURL(\"../service/wms\", params, this, setHTML, setHTML);\n"
+ " OpenLayers.Event.stop(e);\n"
+ " });\n"
+ "}\n"
+ "function setHTML(response){\n"
+ " document.getElementById('nodelist').innerHTML = response.responseText;\n"
+ "};\n"
+ "</script>\n"
+ "</head>\n"
+ "<body onload=\"init()\">\n"
+ "<div id=\"params\">"
+ makeModifiableParameters(layer)
+ "</div>\n"
+ "<div id=\"map\"></div>\n"
+ "<div id=\"nodelist\"></div>\n"
+ "</body>\n"
+ "</html>";
return page;
}
private static String tableRows(
TileLayerDispatcher tileLayerDispatcher, GridSetBroker gridSetBroker)
throws GeoWebCacheException {
StringBuffer buf = new StringBuffer();
Set<String> layerList = new TreeSet<String>(tileLayerDispatcher.getLayerNames());
for (String layerName : layerList) {
TileLayer layer = tileLayerDispatcher.getTileLayer(layerName);
buf.append(
"<tr><td style=\"min-width: 100px;\"><strong>" + layer.getName() + "</strong><br />\n");
buf.append("<a href=\"rest/seed/" + layer.getName() + "\">Seed this layer</a>\n");
buf.append("</td><td>" + layer.isEnabled() + "</td>");
buf.append("<td><table width=\"100%\">");
int count = 0;
for (String gridSetId : layer.getGridSubsets()) {
GridSubset gridSubset = layer.getGridSubset(gridSetId);
String gridSetName = gridSubset.getName();
if (gridSetName.length() > 20) {
gridSetName = gridSetName.substring(0, 20) + "...";
}
buf.append("<tr><td style=\"width: 170px;\">").append(gridSetName);
buf.append("</td><td>OpenLayers: [");
Iterator<MimeType> mimeIter = layer.getMimeTypes().iterator();
boolean prependComma = false;
while (mimeIter.hasNext()) {
MimeType mime = mimeIter.next();
if (mime instanceof ImageMime) {
if (prependComma) {
buf.append(", ");
} else {
prependComma = true;
}
buf.append(generateDemoUrl(layer.getName(), gridSubset.getName(), (ImageMime) mime));
}
}
buf.append("]</td><td>\n");
if (gridSubset.getName().equals(gridSetBroker.WORLD_EPSG4326.getName())) {
buf.append(" KML: [");
String prefix = "";
prependComma = false;
Iterator<MimeType> kmlIter = layer.getMimeTypes().iterator();
while (kmlIter.hasNext()) {
MimeType mime = kmlIter.next();
if (mime instanceof ImageMime || mime == XMLMime.kml) {
if (prependComma) {
buf.append(", ");
} else {
prependComma = true;
}
buf.append(
"<a href=\""
+ prefix
+ "service/kml/"
+ layer.getName()
+ "."
+ mime.getFileExtension()
+ ".kml\">"
+ mime.getFileExtension()
+ "</a>");
} else if (mime == XMLMime.kmz) {
if (prependComma) {
buf.append(", ");
} else {
prependComma = true;
}
buf.append(
"<a href=\"" + prefix + "service/kml/" + layer.getName() + ".kml.kmz\">kmz</a>");
}
}
buf.append("]");
} else {
// No Google Earth support
}
buf.append("</td></tr>");
count++;
}
// if(count == 0) {
// buf.append("<tr><td colspan=\"2\"><i>None</i></td></tr>\n");
// }
buf.append("</table></td>\n");
buf.append("</tr>\n");
}
return buf.toString();
}
GridSubset findBestGridSubset(WMSMapContent map) {
GetMapRequest req = map.getRequest();
Map formatOpts = req.getFormatOptions();
GridSetBroker gridSetBroker = gwc.getGridSetBroker();
GridSet gridSet = null;
// first check format options to see if explicitly specified
if (formatOpts.containsKey("gridset")) {
gridSet = gridSetBroker.get(formatOpts.get("gridset").toString());
}
// next check srs
if (gridSet == null) {
gridSet = gridSetBroker.get(req.getSRS().toUpperCase());
}
if (gridSet != null) {
return GridSubsetFactory.createGridSubSet(gridSet);
}
CoordinateReferenceSystem crs = map.getCoordinateReferenceSystem();
// look up epsg code
Integer epsgCode = null;
try {
epsgCode = CRS.lookupEpsgCode(crs, false);
} catch (Exception e) {
throw new ServiceException("Unable to determine epsg code for " + crs, e);
}
if (epsgCode == null) {
throw new ServiceException("Unable to determine epsg code for " + crs);
}
SRS srs = SRS.getSRS(epsgCode);
// figure out the appropriate grid sub set
Set<GridSubset> gridSubsets = new LinkedHashSet<GridSubset>();
for (MapLayerInfo l : req.getLayers()) {
TileLayer tl = gwc.getTileLayerByName(l.getName());
if (tl == null) {
throw new ServiceException("No tile layer for " + l.getName());
}
List<GridSubset> theseGridSubsets = tl.getGridSubsetsForSRS(srs);
if (gridSubsets.isEmpty()) {
gridSubsets.addAll(theseGridSubsets);
} else {
gridSubsets.retainAll(theseGridSubsets);
}
if (gridSubsets.isEmpty()) {
throw new ServiceException(
"No suitable " + epsgCode + " grid subset for " + req.getLayers());
}
}
if (gridSubsets.size() > 1) {
if (LOGGER.isLoggable(Level.WARNING)) {
StringBuilder msg = new StringBuilder("Found multiple grid subsets: ");
for (GridSubset gs : gridSubsets) {
msg.append(gs.getName()).append(", ");
}
msg.setLength(msg.length() - 2);
msg.append(". Choosing first.");
LOGGER.warning(msg.toString());
}
}
return gridSubsets.iterator().next();
}
/**
* Make sure when seeding a given zoom level, the correct tiles are sent to the {@link
* StorageBroker}
*
* @throws Exception
*/
@SuppressWarnings("serial")
public void testSeedStoredTiles() throws Exception {
WMSLayer tl = createWMSLayer("image/png");
// create an image to be returned by the mock WMSSourceHelper
// / final byte[] fakeWMSResponse = createFakeSourceImage(tl);
// WMSSourceHelper that on makeRequest() returns always the saqme fake image
WMSSourceHelper mockSourceHelper =
new MockWMSSourceHelper(); // EasyMock.createMock(WMSSourceHelper.class);
// expect(mockSourceHelper.makeRequest((WMSMetaTile)
// anyObject())).andReturn(fakeWMSResponse)
// .anyTimes();
// replay(mockSourceHelper);
tl.setSourceHelper(mockSourceHelper);
final String gridSetId = tl.getGridSubsets().iterator().next();
final int zoomLevel = 2;
SeedRequest req = createRequest(tl, TYPE.SEED, zoomLevel, zoomLevel);
/*
* Create a mock storage broker that has never an image in its blob store and that captures
* the TileObject the seeder requests it to store for further test validation
*/
final StorageBroker mockStorageBroker = EasyMock.createMock(StorageBroker.class);
Capture<TileObject> storedObjects =
new Capture<TileObject>() {
/** Override because setValue with anyTimes() resets the list of values */
@Override
public void setValue(TileObject o) {
super.getValues().add(o);
}
};
expect(mockStorageBroker.put(capture(storedObjects))).andReturn(true).anyTimes();
expect(mockStorageBroker.get((TileObject) anyObject())).andReturn(false).anyTimes();
replay(mockStorageBroker);
TileRange tr = TileBreeder.createTileRange(req, tl);
TileRangeIterator trIter = new TileRangeIterator(tr, tl.getMetaTilingFactors());
boolean reseed = false;
SeedTask task = new SeedTask(mockStorageBroker, trIter, tl, reseed, false);
task.setTaskId(1L);
task.setThreadInfo(new AtomicInteger(), 0);
/*
* HACK: avoid SeedTask.getCurrentThreadArrayIndex failure.
*/
Thread.currentThread().setName("pool-fake-thread-1");
/*
* Call the seed process
*/
task.doAction();
final GridSubset gridSubset = tl.getGridSubset(gridSetId);
/*
* Make sure the seed process asked for the expected tiles to be stored
*/
final long expectedSavedTileCount;
final long[] coveredGridLevels = gridSubset.getCoverage(zoomLevel);
// seeding should not include edge tiles produced by the meta tiling that don't fall into
// the gridsubset's coverage
long starty = coveredGridLevels[1];
long startx = coveredGridLevels[0];
expectedSavedTileCount =
(coveredGridLevels[2] - startx + 1) * (coveredGridLevels[3] - starty + 1);
List<TileObject> storedTiles = storedObjects.getValues();
final int seededTileCount = storedTiles.size();
assertEquals(expectedSavedTileCount, seededTileCount);
Set<Tuple<Long>> tileKeys = new TreeSet<Tuple<Long>>();
Set<Tuple<Long>> expectedTiles = new TreeSet<Tuple<Long>>();
for (long x = startx; x <= coveredGridLevels[2]; x++) {
for (long y = starty; y <= coveredGridLevels[3]; y++) {
expectedTiles.add(new Tuple<Long>(x, y, (long) zoomLevel));
}
}
for (TileObject obj : storedTiles) {
tileKeys.add(new Tuple<Long>(obj.getXYZ()[0], obj.getXYZ()[1], obj.getXYZ()[2]));
}
assertEquals(expectedTiles, tileKeys);
}
protected void determineCanvasLayout() {
// Find the spatial extent of the tiles needed to cover the desired extent
srcRectangle = gridSubset.getCoverageIntersection(srcIdx, reqBounds);
srcBounds = gridSubset.boundsFromRectangle(srcRectangle);
// We now have the complete area, lets figure out our offsets
// Positive means that there is blank space to the first tile,
// negative means we will not use the entire tile
boundOfs.left = srcBounds.getMinX() - reqBounds.getMinX();
boundOfs.bottom = srcBounds.getMinY() - reqBounds.getMinY();
boundOfs.right = reqBounds.getMaxX() - srcBounds.getMaxX();
boundOfs.top = reqBounds.getMaxY() - srcBounds.getMaxY();
canvasSize[0] = (int) Math.round(reqBounds.getWidth() / this.srcResolution);
canvasSize[1] = (int) Math.round(reqBounds.getHeight() / this.srcResolution);
PixelOffsets naiveOfs = new PixelOffsets();
// Calculate the corresponding pixel offsets. We'll stick to sane,
// i.e. bottom left, coordinates at this point
naiveOfs.left = (int) Math.round(boundOfs.left / this.srcResolution);
naiveOfs.bottom = (int) Math.round(boundOfs.bottom / this.srcResolution);
naiveOfs.right = (int) Math.round(boundOfs.right / this.srcResolution);
naiveOfs.top = (int) Math.round(boundOfs.top / this.srcResolution);
// Find the offsets on the opposite sides. This is dependent of how the first two were rounded.
// First, find a tile boundary near the canvas edge, then make sure it's on the correct
// side to match the corresponding boundOfs, then take the modulo of the naive rounding
// based on the boundOfs, then subtract the two and apply the difference to the boundOfs.
int tileWidth = this.gridSubset.getTileWidth();
int tileHeight = this.gridSubset.getTileHeight();
canvOfs.left = naiveOfs.left;
canvOfs.bottom = naiveOfs.bottom;
canvOfs.right = (canvasSize[0] - canvOfs.left) % tileWidth; // Find nearby tile boundary
canvOfs.right =
(Integer.signum(naiveOfs.right) * tileWidth + canvOfs.right)
% tileWidth; // Ensure same sign as naive calculation
canvOfs.right =
canvOfs.right
- (naiveOfs.right % tileWidth)
+ naiveOfs.right; // Find adjustment from naive and apply to naive calculation
canvOfs.top = (canvasSize[1] - canvOfs.bottom) % tileHeight; // Find nearby tile boundary
canvOfs.top =
(Integer.signum(naiveOfs.top) * tileHeight + canvOfs.top)
% tileHeight; // Ensure same sign as naive calculation
canvOfs.top =
canvOfs.top
- (naiveOfs.top % tileHeight)
+ naiveOfs.top; // Find adjustment from naive and apply to naive calculation
// postconditions
assert Math.abs(canvOfs.left - naiveOfs.left) <= 1;
assert Math.abs(canvOfs.bottom - naiveOfs.bottom) <= 1;
assert Math.abs(canvOfs.right - naiveOfs.right) <= 1;
assert Math.abs(canvOfs.top - naiveOfs.top) <= 1;
if (log.isDebugEnabled()) {
log.debug("intersection rectangle: " + Arrays.toString(srcRectangle));
log.debug("intersection bounds: " + srcBounds + " (" + reqBounds + ")");
log.debug(
"Bound offsets: "
+ Arrays.toString(
new double[] {boundOfs.left, boundOfs.bottom, boundOfs.right, boundOfs.top}));
log.debug(
"Canvas size: " + Arrays.toString(canvasSize) + "(" + reqWidth + "," + reqHeight + ")");
log.debug(
"Canvas offsets: "
+ Arrays.toString(
new int[] {canvOfs.left, canvOfs.bottom, canvOfs.right, canvOfs.top}));
}
}
/**
* Initializes the layer, creating internal structures for calculating grid location and so forth.
*
* <p>Subclasses shall implement {@link #initializeInternal(GridSetBroker)} for anything else
*/
@Override
public final boolean initialize(GridSetBroker gridSetBroker) {
if (this.expireCacheList == null) {
this.expireCacheList = new ArrayList<ExpirationRule>(1);
if (this.expireCache == null) {
expireCacheList.add(new ExpirationRule(0, GWCVars.CACHE_NEVER_EXPIRE));
} else {
int expireCacheInt = Integer.parseInt(expireCache);
if (expireCacheInt == GWCVars.CACHE_USE_WMS_BACKEND_VALUE) {
saveExpirationHeaders = true;
}
expireCacheList.add(new ExpirationRule(0, expireCacheInt));
}
}
if (this.expireClientsList == null) {
this.expireClientsList = new ArrayList<ExpirationRule>(1);
if (this.expireClients == null) {
expireClientsList.add(new ExpirationRule(0, 7200));
} else {
int expireClientsInt = Integer.parseInt(expireClients);
if (expireClientsInt == GWCVars.CACHE_USE_WMS_BACKEND_VALUE) {
saveExpirationHeaders = true;
} else if (expireClientsInt == GWCVars.CACHE_NEVER_EXPIRE) {
// One year should do
expireClientsInt = 3600 * 24 * 365;
}
expireClientsList.add(new ExpirationRule(0, expireClientsInt));
}
}
try {
// mimetypes
this.formats = new ArrayList<MimeType>();
if (mimeFormats != null) {
for (String fmt : mimeFormats) {
formats.add(MimeType.createFromFormat(fmt));
}
}
if (formats.size() == 0) {
formats.add(0, MimeType.createFromFormat("image/png"));
formats.add(1, MimeType.createFromFormat("image/jpeg"));
}
} catch (GeoWebCacheException gwce) {
log.error(gwce.getMessage());
gwce.printStackTrace();
}
if (subSets == null) {
subSets = new HashMap<String, GridSubset>();
}
if (this.gridSubsets != null) {
Iterator<XMLGridSubset> iter = gridSubsets.iterator();
while (iter.hasNext()) {
XMLGridSubset xmlGridSubset = iter.next();
GridSubset gridSubset = xmlGridSubset.getGridSubSet(gridSetBroker);
if (gridSubset == null) {
log.error(
xmlGridSubset.getGridSetName()
+ " is not known by the GridSetBroker, skipping for layer "
+ name);
} else {
subSets.put(gridSubset.getName(), gridSubset);
}
}
this.gridSubsets = null;
}
// Convert version 1.1.x and 1.0.x grid objects
if (grids != null && !grids.isEmpty()) {
Iterator<XMLOldGrid> iter = grids.values().iterator();
while (iter.hasNext()) {
GridSubset converted = iter.next().convertToGridSubset(gridSetBroker);
subSets.put(converted.getSRS().toString(), converted);
}
// Null it for the garbage collector
grids = null;
}
if (this.subSets.size() == 0) {
subSets.put(
gridSetBroker.WORLD_EPSG4326.getName(),
GridSubsetFactory.createGridSubSet(gridSetBroker.WORLD_EPSG4326));
subSets.put(
gridSetBroker.WORLD_EPSG3857.getName(),
GridSubsetFactory.createGridSubSet(gridSetBroker.WORLD_EPSG3857));
}
return initializeInternal(gridSetBroker);
}
private void capabilityLayerInner(StringBuilder str, TileLayer layer)
throws GeoWebCacheException {
if (layer.isQueryable()) {
str.append(" <Layer queryable=\"1\">\n");
} else {
str.append(" <Layer>\n");
}
str.append(" <Name>" + layer.getName() + "</Name>\n");
if (layer.getMetaInformation() != null) {
LayerMetaInformation metaInfo = layer.getMetaInformation();
str.append(" <Title>" + metaInfo.getTitle() + "</Title>\n");
str.append(" <Abstract>" + metaInfo.getDescription() + "</Abstract>\n");
} else {
str.append(" <Title>" + layer.getName() + "</Title>\n");
}
TreeSet<SRS> srsSet = new TreeSet<SRS>();
StringBuilder boundingBoxStr = new StringBuilder();
for (String gridSetId : layer.getGridSubsets()) {
GridSubset curGridSubSet = layer.getGridSubset(gridSetId);
SRS curSRS = curGridSubSet.getSRS();
if (!srsSet.contains(curSRS)) {
str.append(" <SRS>" + curSRS.toString() + "</SRS>\n");
// Save bounding boxes for later
String[] bs = boundsPrep(curGridSubSet.getCoverageBestFitBounds());
boundingBoxStr.append(
" <BoundingBox SRS=\""
+ curGridSubSet.getSRS().toString()
+ "\" minx=\""
+ bs[0]
+ "\" miny=\""
+ bs[1]
+ "\" maxx=\""
+ bs[2]
+ "\" maxy=\""
+ bs[3]
+ "\"/>\n");
srsSet.add(curSRS);
}
}
GridSubset epsg4326GridSubSet = layer.getGridSubsetForSRS(SRS.getEPSG4326());
if (null != epsg4326GridSubSet) {
String[] bs = boundsPrep(epsg4326GridSubSet.getCoverageBestFitBounds());
str.append(
" <LatLonBoundingBox minx=\""
+ bs[0]
+ "\" miny=\""
+ bs[1]
+ "\" maxx=\""
+ bs[2]
+ "\" maxy=\""
+ bs[3]
+ "\"/>\n");
}
// Bounding boxes gathered earlier
str.append(boundingBoxStr);
// WMS 1.1 Dimensions
if (layer.getParameterFilters() != null) {
StringBuilder dims = new StringBuilder();
StringBuilder extents = new StringBuilder();
for (ParameterFilter parameterFilter : layer.getParameterFilters()) {
if (parameterFilter instanceof WMSDimensionProvider) {
((WMSDimensionProvider) parameterFilter).appendDimensionElement(dims, " ");
((WMSDimensionProvider) parameterFilter).appendExtentElement(extents, " ");
}
}
if (dims.length() > 0 && extents.length() > 0) {
str.append(dims);
str.append(extents);
}
}
// TODO style?
str.append(" </Layer>\n");
}
@Test
@SuppressWarnings({"rawtypes", "unchecked"})
public void testParseMaplinkAndLayersWithGeoJSONFromJsonEmbedded()
throws IOException, ParseException, com.vividsolutions.jts.io.ParseException {
XMLConfiguration config = shared.getConfig();
TileLayer tileLayer = config.getTileLayer(layerTemplate);
GridSubset gridSubset = tileLayer.getGridSubset(gridSubsetName);
MapLayerJSONParser layerJsonParser = new MapLayerJSONParser(props);
MaplinkGeoJsonParser parser = new MaplinkGeoJsonParser();
parser.setDebug(true);
InputStream inp = MapProducer.class.getResourceAsStream("action_route_parcel.json");
try {
assertTrue(MapLinkGeoJsonParseContext.Default.getPm().buildMap);
Map<String, ?> root = parser.parse(inp);
assertTrue(root.size() != 0);
assertTrue(root.get("layers") != null);
assertTrue(root.get("maplink") != null);
assertTrue(root.get("state") != null);
assertTrue(root.get("layers") != null);
assertTrue(((List<Map<String, Object>>) root.get("layers")).size() == 11);
assertTrue(
"geojson".equals(((List<Map<String, Object>>) root.get("layers")).get(10).get("type")));
assertTrue(
((List<Map<String, Object>>) root.get("layers")).get(10).get(".data")
instanceof FeatureCollection);
FeatureCollection fc10 =
(FeatureCollection) ((List<Map<String, Object>>) root.get("layers")).get(10).get(".data");
FeatureIterator fi = fc10.features();
assertTrue(fi.hasNext());
Feature f = fc10.features().next();
assertTrue(f != null);
assertTrue(f.getProperty("prop0") != null);
assertTrue(f.getProperty("prop0").getValue() != null);
Object pv = f.getProperty("prop0").getValue();
assertTrue(pv instanceof String);
assertTrue("value0forPoints".equals(pv));
assertTrue(f.getDefaultGeometryProperty() != null);
GeometryAttribute g = f.getDefaultGeometryProperty();
assertTrue(g.getValue() != null);
Object gv = g.getValue();
assertTrue(gv instanceof Point);
Point pt = (Point) gv;
System.out.println(pt.toText());
Style style = null;
new FeatureLayer(fc10, style);
MapLink mapLink =
layerJsonParser.parseMapLinkJSON(root, shared.getGf(), gridSubset.getResolutions());
/* assertions */
assertTrue(mapLink != null);
assertTrue(mapLink.getScale() != null);
assertTrue(mapLink.getCentre() != null);
assertTrue(Double.valueOf(530163).equals(mapLink.getCentre().getX()));
assertTrue(Double.valueOf(6754057).equals(mapLink.getCentre().getY()));
assertTrue(Integer.valueOf(11).equals(mapLink.getZoom()));
assertTrue(mapLink.getMapLinkLayers() != null);
assertTrue(mapLink.getMapLinkLayers().size() == 4);
assertTrue("base_35".equals(mapLink.getMapLinkLayers().get(0).getLayerid()));
assertTrue(mapLink.getMapLinkLayers().get(0).getGeom() == null);
} finally {
inp.close();
}
}
@Override
public synchronized void addGridSubset(GridSubset gridSubset) {
removeGridSubset(gridSubset.getName());
gridSubsets.add(new XMLGridSubset(gridSubset));
subSets.put(gridSubset.getName(), gridSubset);
}
void addTileLayers(GeoPackage geopkg, List<MapLayerInfo> mapLayers, WMSMapContent map)
throws IOException {
if (mapLayers.isEmpty()) {
return;
}
// figure out a name for the file entry
String tileEntryName = null;
Map formatOpts = map.getRequest().getFormatOptions();
if (formatOpts.containsKey("tileset_name")) {
tileEntryName = (String) formatOpts.get("tileset_name");
}
if (tileEntryName == null) {
tileEntryName = map.getTitle();
}
if (tileEntryName == null && mapLayers.size() == 1) {
Iterator<MapLayerInfo> it = mapLayers.iterator();
tileEntryName = it.next().getLayerInfo().getName();
}
GridSubset gridSubset = findBestGridSubset(map);
int[] minmax = findMinMaxZoom(gridSubset, map);
BoundingBox bbox = bbox(map);
TileEntry e = new TileEntry();
e.setTableName(tileEntryName);
if (mapLayers.size() == 1) {
ResourceInfo r = mapLayers.get(0).getResource();
e.setIdentifier(r.getTitle());
e.setDescription(r.getAbstract());
}
e.setBounds(
new ReferencedEnvelope(
findTileBounds(gridSubset, bbox, minmax[0]), map.getCoordinateReferenceSystem()));
e.setSrid(srid(map));
GridSet gridSet = gridSubset.getGridSet();
for (int z = minmax[0]; z < minmax[1]; z++) {
Grid g = gridSet.getGrid(z);
TileMatrix m = new TileMatrix();
m.setZoomLevel(z);
m.setMatrixWidth((int) g.getNumTilesWide());
m.setMatrixHeight((int) g.getNumTilesHigh());
m.setTileWidth(gridSubset.getTileWidth());
m.setTileHeight(gridSubset.getTileHeight());
// TODO: not sure about this
m.setXPixelSize(g.getResolution());
m.setYPixelSize(g.getResolution());
// m.setXPixelSize(gridSet.getPixelSize());
// m.setYPixelSize(gridSet.getPixelSize());
e.getTileMatricies().add(m);
}
// figure out the actual bounds of the tiles to be renderered
LOGGER.fine("Creating tile entry" + e.getTableName());
geopkg.create(e);
// create a prototype getmap request
GetMapRequest req = new GetMapRequest();
OwsUtils.copy(map.getRequest(), req, GetMapRequest.class);
req.setLayers(mapLayers);
String imageFormat =
formatOpts.containsKey("format") ? parseFormatFromOpts(formatOpts) : findBestFormat(map);
req.setFormat(imageFormat);
req.setWidth(gridSubset.getTileWidth());
req.setHeight(gridSubset.getTileHeight());
// count tiles as we generate them
int ntiles = 0;
// flag determining if tile row indexes we store in database should be inverted
boolean flipy = Boolean.valueOf((String) formatOpts.get("flipy"));
for (int z = minmax[0]; z < minmax[1]; z++) {
long[] intersect = gridSubset.getCoverageIntersection(z, bbox);
for (long x = intersect[0]; x <= intersect[2]; x++) {
for (long y = intersect[1]; y <= intersect[3]; y++) {
BoundingBox box = gridSubset.boundsFromIndex(new long[] {x, y, z});
req.setBbox(new Envelope(box.getMinX(), box.getMaxX(), box.getMinY(), box.getMaxY()));
Tile t = new Tile();
t.setZoom(z);
t.setColumn((int) x);
t.setRow((int) (flipy ? gridSubset.getNumTilesHigh(z) - (y + 1) : y));
WebMap result = webMapService.getMap(req);
t.setData(toBytes(result));
geopkg.add(e, t);
// images we encode are actually kept around, we need to clean them up
if (ntiles++ == TILE_CLEANUP_INTERVAL) {
cleanUpImages();
ntiles = 0;
}
}
}
}
}