static {
ImageIO.scanForPlugins();
}
public void contextInitialized(ServletContextEvent sce) {
// start up tctool - remove it before committing!!!!
// new tilecachetool.TCTool().setVisible(true);
// Register logging, and bridge to JAI logging
GeoTools.init((Hints) null);
// Custom GeoTools ImagingListener used to ignore common warnings
JAI.getDefaultInstance()
.setImagingListener(
new ImagingListener() {
final Logger LOGGER = Logging.getLogger("javax.media.jai");
@Override
public boolean errorOccurred(
String message, Throwable thrown, Object where, boolean isRetryable)
throws RuntimeException {
if (isSerializableRenderedImageFinalization(where, thrown)) {
LOGGER.log(Level.FINEST, message, thrown);
} else if (message.contains("Continuing in pure Java mode")) {
LOGGER.log(Level.FINE, message, thrown);
} else {
LOGGER.log(Level.INFO, message, thrown);
}
return false; // we are not trying to recover
}
private boolean isSerializableRenderedImageFinalization(Object where, Throwable t) {
if (!(where instanceof SerializableRenderedImage)) {
return false;
}
// check if it's the finalizer
StackTraceElement[] elements = t.getStackTrace();
for (StackTraceElement element : elements) {
if (element.getMethodName().equals("finalize")
&& element.getClassName().endsWith("SerializableRenderedImage")) return true;
}
return false;
}
});
// setup concurrent operation registry
JAI jaiDef = JAI.getDefaultInstance();
if (!(jaiDef.getOperationRegistry() instanceof ConcurrentOperationRegistry
|| jaiDef.getOperationRegistry()
instanceof it.geosolutions.jaiext.ConcurrentOperationRegistry)) {
jaiDef.setOperationRegistry(ConcurrentOperationRegistry.initializeRegistry());
}
// setup the concurrent tile cache (has proper memory limit handling also for small tiles)
if (!(jaiDef.getTileCache() instanceof ConcurrentTileCacheMultiMap)) {
jaiDef.setTileCache(new ConcurrentTileCacheMultiMap());
}
// make sure we remember if GeoServer controls logging or not
String strValue =
GeoServerExtensions.getProperty(
LoggingUtils.RELINQUISH_LOG4J_CONTROL, sce.getServletContext());
relinquishLoggingControl = Boolean.valueOf(strValue);
// if the server admin did not set it up otherwise, force X/Y axis
// ordering
// This one is a good place because we need to initialize this property
// before any other opeation can trigger the initialization of the CRS
// subsystem
if (System.getProperty("org.geotools.referencing.forceXY") == null) {
System.setProperty("org.geotools.referencing.forceXY", "true");
}
if (Boolean.TRUE.equals(Hints.getSystemDefault(Hints.FORCE_LONGITUDE_FIRST_AXIS_ORDER))) {
Hints.putSystemDefault(Hints.FORCE_AXIS_ORDER_HONORING, "http");
}
Hints.putSystemDefault(Hints.LENIENT_DATUM_SHIFT, true);
// setup the referencing tolerance to make it more tolerant to tiny differences
// between projections (increases the chance of matching a random prj file content
// to an actual EPSG code
String comparisonToleranceProperty =
GeoServerExtensions.getProperty(COMPARISON_TOLERANCE_PROPERTY);
double comparisonTolerance = DEFAULT_COMPARISON_TOLERANCE;
if (comparisonToleranceProperty != null) {
try {
comparisonTolerance = Double.parseDouble(comparisonToleranceProperty);
} catch (NumberFormatException nfe) {
if (LOGGER.isLoggable(Level.WARNING)) {
LOGGER.warning(
"Unable to parse the specified COMPARISON_TOLERANCE "
+ "system property: "
+ comparisonToleranceProperty
+ " which should be a number. Using Default: "
+ DEFAULT_COMPARISON_TOLERANCE);
}
}
}
Hints.putSystemDefault(Hints.COMPARISON_TOLERANCE, comparisonTolerance);
final Hints defHints = GeoTools.getDefaultHints();
// Initialize GridCoverageFactory so that we don't make a lookup every time a factory is needed
Hints.putSystemDefault(
Hints.GRID_COVERAGE_FACTORY, CoverageFactoryFinder.getGridCoverageFactory(defHints));
// don't allow the connection to the EPSG database to time out. This is a server app,
// we can afford keeping the EPSG db always on
System.setProperty("org.geotools.epsg.factory.timeout", "-1");
// HACK: java.util.prefs are awful. See
// http://www.allaboutbalance.com/disableprefs. When the site comes
// back up we should implement their better way of fixing the problem.
System.setProperty("java.util.prefs.syncInterval", "5000000");
// Fix issue with tomcat and JreMemoryLeakPreventionListener causing issues with
// IIORegistry leading to imageio plugins not being properly initialized
ImageIO.scanForPlugins();
// in any case, the native png reader is worse than the pure java ones, so
// let's disable it (the native png writer is on the other side faster)...
ImageIOExt.allowNativeCodec("png", ImageReaderSpi.class, false);
ImageIOExt.allowNativeCodec("png", ImageWriterSpi.class, true);
// initialize GeoTools factories so that we don't make a SPI lookup every time a factory is
// needed
Hints.putSystemDefault(Hints.FILTER_FACTORY, CommonFactoryFinder.getFilterFactory2(null));
Hints.putSystemDefault(Hints.STYLE_FACTORY, CommonFactoryFinder.getStyleFactory(null));
Hints.putSystemDefault(Hints.FEATURE_FACTORY, CommonFactoryFinder.getFeatureFactory(null));
// initialize the default executor service
final ThreadPoolExecutor executor =
new ThreadPoolExecutor(
CoverageAccessInfoImpl.DEFAULT_CorePoolSize,
CoverageAccessInfoImpl.DEFAULT_MaxPoolSize,
CoverageAccessInfoImpl.DEFAULT_KeepAliveTime,
TimeUnit.MILLISECONDS,
new LinkedBlockingQueue<Runnable>());
Hints.putSystemDefault(Hints.EXECUTOR_SERVICE, executor);
}