/**
* will mirror a feature from remote site, supports features stored on remote server, or features
* stored on other servers, via an absolute url in the site.xml
*
* @param site
* @param featureRef
* @param mirrored
* @throws StorageException
* @throws IllegalOperationException
*/
private void mirrorFeature(UpdateSite site, IFeatureRef featureRef, Set<String> mirrored)
throws StorageException, IllegalOperationException {
ResourceStoreRequest request = createResourceStoreRequest(featureRef);
if (request == null || !mirrored.add(request.getRequestPath())) {
return;
}
getLogger().debug("Mirroring feature " + featureRef);
Feature feature = null;
// request url will only be set when an absolute uri is found
if (request.getRequestUrl() != null) {
String absoluteUrl = request.getRequestUrl();
request.setRequestUrl(null);
feature = mirrorAbsoluteFeature(absoluteUrl, featureRef, request, mirrored);
} else {
feature = mirrorRelativeFeature(featureRef, request, mirrored);
}
if (feature != null) {
List<PluginRef> includedPlugins = feature.getPlugins();
List<Feature.FeatureRef> includedFeatures = feature.getIncludedFeatures();
getLogger()
.debug(
featureRef
+ " includes "
+ includedFeatures.size()
+ " features and "
+ includedPlugins.size()
+ " plugins");
for (PluginRef plugin : includedPlugins) {
mirrorPlugin(site, plugin, mirrored);
}
for (IFeatureRef includedFeature : includedFeatures) {
mirrorFeature(site, includedFeature, mirrored);
}
}
}
/**
* Mirror a relative feature. Note that the file name stored remotely may not be named to our
* standard ${id}_${version}.jar so we need to cache locally as that instead of what is named
* remotely
*
* @param featureRef
* @param request
* @param mirrored
* @return
*/
private Feature mirrorRelativeFeature(
IFeatureRef featureRef, ResourceStoreRequest request, Set<String> mirrored) {
try {
ResourceStoreRequest localRequest = generateResourceStoreRequest(featureRef);
mirrorRelativeItem(request, localRequest, mirrored);
File file = getLocalStorage().getFileFromBase(this, localRequest);
return Feature.readJar(file);
} catch (Exception e) {
getLogger()
.warn(
"Could not download feature "
+ featureRef
+ " referenced by update site "
+ getName(),
e);
}
return null;
}
/**
* @param absoluteUrl
* @param featureRef
* @param request
* @param mirrored
* @return
*/
private Feature mirrorAbsoluteFeature(
String absoluteUrl,
IFeatureRef featureRef,
ResourceStoreRequest request,
Set<String> mirrored) {
try {
// we are building the path from these ids, so if not set, we have a problem
if (featureRef.getId() != null && featureRef.getVersion() != null) {
// cerating update sites may not name there feature jars as we expect, ${id}_${version}.jar
// if thats the case, download as they request, but store in local storage normalized, this
// of course means updating the mirrored list so the file isn't deleted upon completion of
// mirror process
ResourceStoreRequest defaultResource = generateResourceStoreRequest(featureRef);
File file =
mirrorAbsoluteItem(
absoluteUrl, request, DEFAULT_FEATURES_DIR, defaultResource, mirrored);
return Feature.readJar(file);
}
getLogger()
.warn(
"Could not download feature "
+ featureRef
+ " referenced by update site "
+ getName());
return null;
} catch (MalformedURLException e) {
getLogger()
.warn(
"Could not download feature "
+ featureRef
+ " referenced by update site "
+ getName(),
e);
} catch (IOException e) {
getLogger()
.warn(
"Could not download feature "
+ featureRef
+ " referenced by update site "
+ getName(),
e);
} catch (XmlPullParserException e) {
getLogger()
.warn(
"Could not download feature "
+ featureRef
+ " referenced by update site "
+ getName(),
e);
} catch (ItemNotFoundException e) {
getLogger()
.warn(
"Could not download feature "
+ featureRef
+ " referenced by update site "
+ getName(),
e);
}
return null;
}