/**
* Method getInstance
*
* @param uri
* @param baseURI
* @param secureValidation
* @return the instance
* @throws ResourceResolverException
*/
public static final ResourceResolver getInstance(
Attr uri, String baseURI, boolean secureValidation) throws ResourceResolverException {
synchronized (resolverList) {
for (ResourceResolver resolver : resolverList) {
ResourceResolver resolverTmp = resolver;
if (!resolver.resolverSpi.engineIsThreadSafe()) {
try {
resolverTmp = new ResourceResolver(resolver.resolverSpi.getClass().newInstance());
} catch (InstantiationException e) {
throw new ResourceResolverException("", e, uri, baseURI);
} catch (IllegalAccessException e) {
throw new ResourceResolverException("", e, uri, baseURI);
}
}
if (log.isLoggable(java.util.logging.Level.FINE)) {
log.log(
java.util.logging.Level.FINE,
"check resolvability by class " + resolverTmp.getClass().getName());
}
resolverTmp.resolverSpi.secureValidation = secureValidation;
if ((resolverTmp != null) && resolverTmp.canResolve(uri, baseURI)) {
// Check to see whether the Resolver is allowed
if (secureValidation
&& (resolverTmp.resolverSpi instanceof ResolverLocalFilesystem
|| resolverTmp.resolverSpi instanceof ResolverDirectHTTP)) {
Object exArgs[] = {resolverTmp.resolverSpi.getClass().getName()};
throw new ResourceResolverException(
"signature.Reference.ForbiddenResolver", exArgs, uri, baseURI);
}
return resolverTmp;
}
}
}
Object exArgs[] = {((uri != null) ? uri.getNodeValue() : "null"), baseURI};
throw new ResourceResolverException("utils.resolver.noClass", exArgs, uri, baseURI);
}
