private void loadResourceModelSources() {
Map<String, Exception> exceptions =
Collections.synchronizedMap(new HashMap<String, Exception>());
Set<String> validSources = new HashSet<>();
// generate Configuration for file source
if (projectConfig.hasProperty(PROJECT_RESOURCES_FILE_PROPERTY)) {
try {
final Properties config = createFileSourceConfiguration();
logger.info("Source (project.resources.file): loading with properties: " + config);
nodesSourceList.add(
loadResourceModelSource("file", config, shouldCacheForType("file"), "file.file"));
validSources.add("project.file");
} catch (ExecutionServiceException e) {
logger.error("Failed to load file resource model source: " + e.getMessage(), e);
exceptions.put("project.file", e);
}
}
if (projectConfig.hasProperty(PROJECT_RESOURCES_URL_PROPERTY)) {
try {
final Properties config = createURLSourceConfiguration();
logger.info("Source (project.resources.url): loading with properties: " + config);
nodesSourceList.add(
loadResourceModelSource("url", config, shouldCacheForType("url"), "file.url"));
validSources.add("project.url");
} catch (ExecutionServiceException e) {
logger.error("Failed to load file resource model source: " + e.getMessage(), e);
exceptions.put("project.url", e);
}
}
final List<Map<String, Object>> list = listResourceModelConfigurations();
int i = 1;
for (final Map<String, Object> map : list) {
final String providerType = (String) map.get("type");
final Properties props = (Properties) map.get("props");
logger.info("Source #" + i + " (" + providerType + "): loading with properties: " + props);
try {
nodesSourceList.add(
loadResourceModelSource(
providerType, props, shouldCacheForType(providerType), i + ".source"));
validSources.add(i + ".source");
} catch (ExecutionServiceException e) {
logger.error(
"Failed loading resource model source #" + i + ", skipping: " + e.getMessage(), e);
exceptions.put(i + ".source", e);
}
i++;
}
synchronized (nodesSourceExceptions) {
nodesSourceExceptions.putAll(exceptions);
for (String validSource : validSources) {
nodesSourceExceptions.remove(validSource);
}
}
Date configLastModifiedTime = projectConfig.getConfigLastModifiedTime();
nodesSourcesLastReload = configLastModifiedTime != null ? configLastModifiedTime.getTime() : -1;
}
/**
* Returns the set of nodes for the project
*
* @return an instance of {@link INodeSet}
*/
@Override
public INodeSet getNodeSet() {
// iterate through sources, and add nodes
final NodeSetMerge list = getNodeSetMerge();
Map<String, Exception> exceptions =
Collections.synchronizedMap(new HashMap<String, Exception>());
int index = 1;
Set<String> validSources = new HashSet<>();
for (final ResourceModelSource nodesSource : getResourceModelSources()) {
try {
INodeSet nodes = nodesSource.getNodes();
if (null == nodes) {
logger.warn("Empty nodes result from [" + nodesSource.toString() + "]");
} else {
list.addNodeSet(nodes);
}
boolean hasErrors = false;
if (nodesSource instanceof ResourceModelSourceErrors) {
ResourceModelSourceErrors nodeerrors = (ResourceModelSourceErrors) nodesSource;
List<String> modelSourceErrors = nodeerrors.getModelSourceErrors();
if (modelSourceErrors != null && modelSourceErrors.size() > 0) {
hasErrors = true;
logger.error(
"Some errors getting nodes from ["
+ nodesSource.toString()
+ "]: "
+ modelSourceErrors);
exceptions.put(
index + ".source",
new ResourceModelSourceException(
TextUtils.join(
modelSourceErrors.toArray(new String[modelSourceErrors.size()]), ';')));
}
}
if (!hasErrors) {
validSources.add(index + ".source");
}
} catch (ResourceModelSourceException | RuntimeException e) {
logger.error("Cannot get nodes from [" + nodesSource.toString() + "]: " + e.getMessage());
logger.debug(
"Cannot get nodes from [" + nodesSource.toString() + "]: " + e.getMessage(), e);
exceptions.put(index + ".source", new ResourceModelSourceException(e.getMessage(), e));
} catch (Throwable e) {
logger.error("Cannot get nodes from [" + nodesSource.toString() + "]: " + e.getMessage());
logger.debug(
"Cannot get nodes from [" + nodesSource.toString() + "]: " + e.getMessage(), e);
exceptions.put(index + ".source", new ResourceModelSourceException(e.getMessage()));
}
index++;
}
synchronized (nodesSourceExceptions) {
nodesSourceExceptions.putAll(exceptions);
for (String validSource : validSources) {
nodesSourceExceptions.remove(validSource);
}
}
return list;
}
/** @return the set of exceptions produced by the last attempt to invoke all node providers */
@Override
public ArrayList<Exception> getResourceModelSourceExceptions() {
synchronized (nodesSourceExceptions) {
return new ArrayList<>(nodesSourceExceptions.values());
}
}