LayerInfo createLayer(ResourceInfo r, String name, NamespaceInfo ns) {
String lId = newId();
StyleInfo s = styles.peekLast();
final LayerInfo l = createNiceMock(LayerInfo.class);
layers.add(l);
expect(l.getId()).andReturn(lId).anyTimes();
expect(l.getName()).andReturn(name).anyTimes();
expect(l.getType()).andReturn(LayerInfo.Type.VECTOR).anyTimes();
expect(l.getResource()).andReturn(r).anyTimes();
expect(l.getDefaultStyle()).andReturn(s).anyTimes();
expect(l.isEnabled()).andReturn(true).anyTimes();
expect(l.isAdvertised()).andReturn(true).anyTimes();
expect(catalog.getLayer(lId)).andReturn(l).anyTimes();
expect(catalog.getLayerByName(name)).andReturn(l).anyTimes();
expect(catalog.getLayerByName(ns.getPrefix() + ":" + name)).andReturn(l).anyTimes();
expect(catalog.getLayerByName(new NameImpl(ns.getPrefix(), name))).andReturn(l).anyTimes();
expect(catalog.getLayerByName(new NameImpl(ns.getURI(), name))).andReturn(l).anyTimes();
expect(catalog.getLayers(r)).andReturn(Arrays.asList(l)).anyTimes();
l.accept((CatalogVisitor) anyObject());
expectLastCall()
.andAnswer(
new VisitAnswer() {
@Override
protected void doVisit(CatalogVisitor visitor) {
visitor.visit(l);
}
})
.anyTimes();
callback.onLayer(name, l, this);
return l;
}
public MockCatalogBuilder layerGroup(
String name, List<String> layerNames, List<String> styleNames) {
final LayerGroupInfo lg = createMock(LayerGroupInfo.class);
layerGroups.add(lg);
expect(lg.getId()).andReturn(newId()).anyTimes();
expect(lg.getName()).andReturn(name).anyTimes();
List<PublishedInfo> grpLayers = new ArrayList<PublishedInfo>();
List<StyleInfo> grpStyles = new ArrayList<StyleInfo>();
for (int i = 0; i < layerNames.size(); i++) {
String layerName = layerNames.get(i);
LayerInfo l = null;
for (LayerInfo layer : layers) {
if (layerName.equals(layer.getName())) {
l = layer;
break;
}
}
if (l == null) {
throw new RuntimeException("No such layer: " + layerName);
}
grpLayers.add(l);
StyleInfo s = null;
if (styleNames != null) {
String styleName = styleNames.get(i);
for (StyleInfo style : styles) {
if (styleName.equals(style.getName())) {
s = style;
break;
}
}
}
grpStyles.add(s);
}
expect(lg.getLayers()).andReturn(grpLayers).anyTimes();
expect(lg.getStyles()).andReturn(grpStyles).anyTimes();
lg.accept((CatalogVisitor) anyObject());
expectLastCall()
.andAnswer(
new VisitAnswer() {
@Override
protected void doVisit(CatalogVisitor visitor) {
visitor.visit(lg);
}
})
.anyTimes();
expect(catalog.getLayerGroupByName(name)).andReturn(lg).anyTimes();
callback.onLayerGroup(name, lg, this);
replay(lg);
return this;
}
private JSONObj layer(JSONObj json, LayerInfo info, boolean details) {
if (details) {
IO.layer(json, info, null);
// Todo add URL
} else {
json.put("name", info.getName())
.put("workspace", info.getResource().getStore().getWorkspace().getName());
}
return json;
}
/** @param layerTree */
private void handleLayerTree(final LayerTree layerTree) {
final List<LayerInfo> data = new ArrayList<LayerInfo>(layerTree.getData());
final Collection<LayerTree> children = layerTree.getChildrens();
Collections.sort(
data,
new Comparator<LayerInfo>() {
public int compare(LayerInfo o1, LayerInfo o2) {
return o1.getName().compareTo(o2.getName());
}
});
for (LayerInfo layer : data) {
// no sense in exposing a geometryless layer through wms...
boolean wmsExposable = false;
if (layer.getType() == Type.RASTER || layer.getType() == Type.WMS) {
wmsExposable = true;
} else {
try {
wmsExposable =
layer.getType() == Type.VECTOR
&& ((FeatureTypeInfo) layer.getResource())
.getFeatureType()
.getGeometryDescriptor()
!= null;
} catch (Exception e) {
LOGGER.log(
Level.SEVERE,
"An error occurred trying to determine if" + " the layer is geometryless",
e);
}
}
// ask for enabled() instead of isEnabled() to account for disabled resource/store
if (layer.enabled() && wmsExposable) {
try {
handleLayer(layer);
} catch (Exception e) {
// report what layer we failed on to help the admin locate and fix it
throw new ServiceException(
"Error occurred trying to write out metadata for layer: " + layer.getName(), e);
}
}
}
for (LayerTree childLayerTree : children) {
start("Layer");
element("Name", childLayerTree.getName());
element("Title", childLayerTree.getName());
handleLayerTree(childLayerTree);
end("Layer");
}
}
/**
* This method is called only the first time the {@link GWCConfig} is initialized and is used to
* maintain backwards compatibility with the old GWC defaults.
*/
private void createDefaultTileLayerInfos(final GWCConfig defaultSettings) {
checkArgument(defaultSettings.isSane());
for (LayerInfo layer : rawCatalog.getLayers()) {
if (!CatalogConfiguration.isLayerExposable(layer)) {
continue;
}
try {
GeoServerTileLayerInfo tileLayerInfo;
tileLayerInfo = TileLayerInfoUtil.loadOrCreate(layer, defaultSettings);
tileLayerCatalog.save(tileLayerInfo);
MetadataMap metadata = layer.getMetadata();
if (metadata.containsKey(LegacyTileLayerInfoLoader.CONFIG_KEY_ENABLED)) {
LegacyTileLayerInfoLoader.clear(metadata);
rawCatalog.save(layer);
}
} catch (RuntimeException e) {
LOGGER.log(
Level.WARNING,
"Error occurred saving default GWC Tile Layer settings for Layer '"
+ layer.getName()
+ "'",
e);
}
}
for (LayerGroupInfo layer : rawCatalog.getLayerGroups()) {
try {
GeoServerTileLayerInfo tileLayerInfo;
tileLayerInfo = TileLayerInfoUtil.loadOrCreate(layer, defaultSettings);
tileLayerCatalog.save(tileLayerInfo);
MetadataMap metadata = layer.getMetadata();
if (metadata.containsKey(LegacyTileLayerInfoLoader.CONFIG_KEY_ENABLED)) {
LegacyTileLayerInfoLoader.clear(metadata);
rawCatalog.save(layer);
}
} catch (RuntimeException e) {
LOGGER.log(
Level.WARNING,
"Error occurred saving default GWC Tile Layer settings for LayerGroup '"
+ tileLayerName(layer)
+ "'",
e);
}
}
}
/**
* Migrates the configuration of geoserver tile layers from the Layer/GroupInfo metadata maps to
* the {@link #tileLayerCatalog}
*/
private void moveTileLayerInfosToTileLayerCatalog() {
for (LayerInfo layer : rawCatalog.getLayers()) {
if (!CatalogConfiguration.isLayerExposable(layer)) {
continue;
}
try {
GeoServerTileLayerInfo tileLayerInfo;
tileLayerInfo = LegacyTileLayerInfoLoader.load(layer);
if (tileLayerInfo != null) {
tileLayerCatalog.save(tileLayerInfo);
MetadataMap metadata = layer.getMetadata();
LegacyTileLayerInfoLoader.clear(metadata);
rawCatalog.save(layer);
}
} catch (RuntimeException e) {
LOGGER.log(
Level.WARNING,
"Error migrating GWC Tile Layer settings for Layer '" + layer.getName() + "'",
e);
}
}
for (LayerGroupInfo layer : rawCatalog.getLayerGroups()) {
try {
GeoServerTileLayerInfo tileLayerInfo;
tileLayerInfo = LegacyTileLayerInfoLoader.load(layer);
if (tileLayerInfo != null) {
tileLayerCatalog.save(tileLayerInfo);
MetadataMap metadata = layer.getMetadata();
LegacyTileLayerInfoLoader.clear(metadata);
rawCatalog.save(layer);
}
} catch (RuntimeException e) {
LOGGER.log(
Level.WARNING,
"Error occurred saving default GWC Tile Layer settings for LayerGroup '"
+ tileLayerName(layer)
+ "'",
e);
}
}
}
/** Reads the catalog from disk. */
Catalog readCatalog(XStreamPersister xp) throws Exception {
CatalogImpl catalog = new CatalogImpl();
catalog.setResourceLoader(resourceLoader);
xp.setCatalog(catalog);
xp.setUnwrapNulls(false);
CatalogFactory factory = catalog.getFactory();
// global styles
loadStyles(resourceLoader.find("styles"), catalog, xp);
// workspaces, stores, and resources
File workspaces = resourceLoader.find("workspaces");
if (workspaces != null) {
// do a first quick scan over all workspaces, setting the default
File dws = new File(workspaces, "default.xml");
WorkspaceInfo defaultWorkspace = null;
if (dws.exists()) {
try {
defaultWorkspace = depersist(xp, dws, WorkspaceInfo.class);
LOGGER.info("Loaded default workspace " + defaultWorkspace.getName());
} catch (Exception e) {
LOGGER.log(Level.WARNING, "Failed to load default workspace", e);
}
} else {
LOGGER.warning("No default workspace was found.");
}
for (File wsd : list(workspaces, DirectoryFileFilter.INSTANCE)) {
File f = new File(wsd, "workspace.xml");
if (!f.exists()) {
continue;
}
WorkspaceInfo ws = null;
try {
ws = depersist(xp, f, WorkspaceInfo.class);
catalog.add(ws);
} catch (Exception e) {
LOGGER.log(Level.WARNING, "Failed to load workspace '" + wsd.getName() + "'", e);
continue;
}
LOGGER.info("Loaded workspace '" + ws.getName() + "'");
// load the namespace
File nsf = new File(wsd, "namespace.xml");
NamespaceInfo ns = null;
if (nsf.exists()) {
try {
ns = depersist(xp, nsf, NamespaceInfo.class);
catalog.add(ns);
} catch (Exception e) {
LOGGER.log(Level.WARNING, "Failed to load namespace for '" + wsd.getName() + "'", e);
}
}
// set the default workspace, this value might be null in the case of coming from a
// 2.0.0 data directory. See http://jira.codehaus.org/browse/GEOS-3440
if (defaultWorkspace != null) {
if (ws.getName().equals(defaultWorkspace.getName())) {
catalog.setDefaultWorkspace(ws);
if (ns != null) {
catalog.setDefaultNamespace(ns);
}
}
} else {
// create the default.xml file
defaultWorkspace = catalog.getDefaultWorkspace();
if (defaultWorkspace != null) {
try {
persist(xp, defaultWorkspace, dws);
} catch (Exception e) {
LOGGER.log(
Level.WARNING, "Failed to persist default workspace '" + wsd.getName() + "'", e);
}
}
}
// load the styles for the workspace
File styles = resourceLoader.find(wsd, "styles");
if (styles != null) {
loadStyles(styles, catalog, xp);
}
}
for (File wsd : list(workspaces, DirectoryFileFilter.INSTANCE)) {
// load the stores for this workspace
for (File sd : list(wsd, DirectoryFileFilter.INSTANCE)) {
File f = new File(sd, "datastore.xml");
if (f.exists()) {
// load as a datastore
DataStoreInfo ds = null;
try {
ds = depersist(xp, f, DataStoreInfo.class);
catalog.add(ds);
LOGGER.info("Loaded data store '" + ds.getName() + "'");
if (ds.isEnabled()) {
// connect to the datastore to determine if we should disable it
try {
ds.getDataStore(null);
} catch (Throwable t) {
LOGGER.warning("Error connecting to '" + ds.getName() + "'. Disabling.");
LOGGER.log(Level.INFO, "", t);
ds.setError(t);
ds.setEnabled(false);
}
}
} catch (Exception e) {
LOGGER.log(Level.WARNING, "Failed to load data store '" + sd.getName() + "'", e);
continue;
}
// load feature types
for (File ftd : list(sd, DirectoryFileFilter.INSTANCE)) {
f = new File(ftd, "featuretype.xml");
if (f.exists()) {
FeatureTypeInfo ft = null;
try {
ft = depersist(xp, f, FeatureTypeInfo.class);
} catch (Exception e) {
LOGGER.log(
Level.WARNING, "Failed to load feature type '" + ftd.getName() + "'", e);
continue;
}
catalog.add(ft);
LOGGER.info("Loaded feature type '" + ds.getName() + "'");
f = new File(ftd, "layer.xml");
if (f.exists()) {
try {
LayerInfo l = depersist(xp, f, LayerInfo.class);
catalog.add(l);
LOGGER.info("Loaded layer '" + l.getName() + "'");
} catch (Exception e) {
LOGGER.log(
Level.WARNING,
"Failed to load layer for feature type '" + ft.getName() + "'",
e);
}
}
} else {
LOGGER.warning("Ignoring feature type directory " + ftd.getAbsolutePath());
}
}
} else {
// look for a coverage store
f = new File(sd, "coveragestore.xml");
if (f.exists()) {
CoverageStoreInfo cs = null;
try {
cs = depersist(xp, f, CoverageStoreInfo.class);
catalog.add(cs);
LOGGER.info("Loaded coverage store '" + cs.getName() + "'");
} catch (Exception e) {
LOGGER.log(
Level.WARNING, "Failed to load coverage store '" + sd.getName() + "'", e);
continue;
}
// load coverages
for (File cd : list(sd, DirectoryFileFilter.INSTANCE)) {
f = new File(cd, "coverage.xml");
if (f.exists()) {
CoverageInfo c = null;
try {
c = depersist(xp, f, CoverageInfo.class);
catalog.add(c);
LOGGER.info("Loaded coverage '" + cs.getName() + "'");
} catch (Exception e) {
LOGGER.log(Level.WARNING, "Failed to load coverage '" + cd.getName() + "'", e);
continue;
}
f = new File(cd, "layer.xml");
if (f.exists()) {
try {
LayerInfo l = depersist(xp, f, LayerInfo.class);
catalog.add(l);
LOGGER.info("Loaded layer '" + l.getName() + "'");
} catch (Exception e) {
LOGGER.log(
Level.WARNING, "Failed to load layer coverage '" + c.getName() + "'", e);
}
}
} else {
LOGGER.warning("Ignoring coverage directory " + cd.getAbsolutePath());
}
}
} else {
f = new File(sd, "wmsstore.xml");
if (f.exists()) {
WMSStoreInfo wms = null;
try {
wms = depersist(xp, f, WMSStoreInfo.class);
catalog.add(wms);
LOGGER.info("Loaded wmsstore '" + wms.getName() + "'");
} catch (Exception e) {
LOGGER.log(Level.WARNING, "Failed to load wms store '" + sd.getName() + "'", e);
continue;
}
// load wms layers
for (File cd : list(sd, DirectoryFileFilter.INSTANCE)) {
f = new File(cd, "wmslayer.xml");
if (f.exists()) {
WMSLayerInfo wl = null;
try {
wl = depersist(xp, f, WMSLayerInfo.class);
catalog.add(wl);
LOGGER.info("Loaded wms layer'" + wl.getName() + "'");
} catch (Exception e) {
LOGGER.log(
Level.WARNING, "Failed to load wms layer '" + cd.getName() + "'", e);
continue;
}
f = new File(cd, "layer.xml");
if (f.exists()) {
try {
LayerInfo l = depersist(xp, f, LayerInfo.class);
catalog.add(l);
LOGGER.info("Loaded layer '" + l.getName() + "'");
} catch (Exception e) {
LOGGER.log(
Level.WARNING,
"Failed to load cascaded wms layer '" + wl.getName() + "'",
e);
}
}
} else {
LOGGER.warning("Ignoring coverage directory " + cd.getAbsolutePath());
}
}
} else if (!isConfigDirectory(sd)) {
LOGGER.warning("Ignoring store directory '" + sd.getName() + "'");
continue;
}
}
}
}
// load hte layer groups for this workspace
File layergroups = resourceLoader.find(wsd, "layergroups");
if (layergroups != null) {
loadLayerGroups(layergroups, catalog, xp);
}
}
} else {
LOGGER.warning("No 'workspaces' directory found, unable to load any stores.");
}
// namespaces
// layergroups
File layergroups = resourceLoader.find("layergroups");
if (layergroups != null) {
loadLayerGroups(layergroups, catalog, xp);
}
xp.setUnwrapNulls(true);
catalog.resolve();
return catalog;
}
/**
* Calls super.handleFeatureType to add common FeatureType content such as Name, Title and
* LatLonBoundingBox, and then writes WMS specific layer properties as Styles, Scale Hint, etc.
*
* @throws IOException
* @task TODO: write wms specific elements.
*/
@SuppressWarnings("deprecation")
protected void handleLayer(final LayerInfo layer) {
// HACK: by now all our layers are queryable, since they reference
// only featuretypes managed by this server
AttributesImpl qatts = new AttributesImpl();
boolean queryable = wmsConfig.isQueryable(layer);
qatts.addAttribute("", "queryable", "queryable", "", queryable ? "1" : "0");
start("Layer", qatts);
element("Name", layer.getResource().getNamespace().getPrefix() + ":" + layer.getName());
// REVISIT: this is bad, layer should have title and anbstract by itself
element("Title", layer.getResource().getTitle());
element("Abstract", layer.getResource().getAbstract());
handleKeywordList(layer.getResource().getKeywords());
/**
* @task REVISIT: should getSRS() return the full URL? no - the spec says it should be a set
* of <SRS>EPSG:#</SRS>...
*/
final String srs = layer.getResource().getSRS();
element("SRS", srs);
// DJB: I want to be nice to the people reading the capabilities
// file - I'm going to get the
// human readable name and stick it in the capabilities file
// NOTE: this isnt well done because "comment()" isnt in the
// ContentHandler interface...
try {
CoordinateReferenceSystem crs = layer.getResource().getCRS();
String desc = "WKT definition of this CRS:\n" + crs;
comment(desc);
} catch (Exception e) {
if (LOGGER.isLoggable(Level.WARNING)) {
LOGGER.log(Level.WARNING, e.getLocalizedMessage(), e);
}
}
Envelope bbox;
try {
bbox = layer.getResource().boundingBox();
} catch (Exception e) {
throw new RuntimeException(
"Unexpected error obtaining bounding box for layer " + layer.getName(), e);
}
Envelope llbbox = layer.getResource().getLatLonBoundingBox();
handleLatLonBBox(llbbox);
// the native bbox might be null
if (bbox != null) {
handleBBox(bbox, srs);
}
// handle dimensions
String timeMetadata = null;
String elevationMetadata = null;
if (layer.getType() == Type.VECTOR) {
dimensionHelper.handleVectorLayerDimensions(layer);
} else if (layer.getType() == Type.RASTER) {
dimensionHelper.handleRasterLayerDimensions(layer);
}
// handle data attribution
handleAttribution(layer);
// handle metadata URLs
handleMetadataList(layer.getResource().getMetadataLinks());
if (layer.getResource() instanceof WMSLayerInfo) {
// do nothing for the moment, we may want to list the set of cascaded named styles
// in the future (when we add support for that)
} else {
// add the layer style
start("Style");
StyleInfo defaultStyle = layer.getDefaultStyle();
if (defaultStyle == null) {
throw new NullPointerException("Layer " + layer.getName() + " has no default style");
}
Style ftStyle;
try {
ftStyle = defaultStyle.getStyle();
} catch (IOException e) {
throw new RuntimeException(e);
}
element("Name", defaultStyle.getName());
element("Title", ftStyle.getTitle());
element("Abstract", ftStyle.getAbstract());
handleLegendURL(layer.getName(), layer.getLegend(), null);
end("Style");
Set<StyleInfo> styles = layer.getStyles();
for (StyleInfo styleInfo : styles) {
try {
ftStyle = styleInfo.getStyle();
} catch (IOException e) {
throw new RuntimeException(e);
}
start("Style");
element("Name", styleInfo.getName());
element("Title", ftStyle.getTitle());
element("Abstract", ftStyle.getAbstract());
handleLegendURL(layer.getName(), null, styleInfo);
end("Style");
}
}
end("Layer");
}
