public static IdeaPluginDescriptorImpl[] loadDescriptors(@Nullable StartupProgress progress) {
if (ClassUtilCore.isLoadingOfExternalPluginsDisabled()) {
return IdeaPluginDescriptorImpl.EMPTY_ARRAY;
}
final List<IdeaPluginDescriptorImpl> result = new ArrayList<IdeaPluginDescriptorImpl>();
int pluginsCount =
countPlugins(PathManager.getPluginsPath())
+ countPlugins(PathManager.getPreInstalledPluginsPath());
loadDescriptors(PathManager.getPluginsPath(), result, progress, pluginsCount);
Application application = ApplicationManager.getApplication();
boolean fromSources = false;
if (application == null || !application.isUnitTestMode()) {
int size = result.size();
loadDescriptors(PathManager.getPreInstalledPluginsPath(), result, progress, pluginsCount);
fromSources = size == result.size();
}
loadDescriptorsFromProperty(result);
loadDescriptorsFromClassPath(result, fromSources ? progress : null);
IdeaPluginDescriptorImpl[] pluginDescriptors =
result.toArray(new IdeaPluginDescriptorImpl[result.size()]);
try {
Arrays.sort(pluginDescriptors, new PluginDescriptorComparator(pluginDescriptors));
} catch (Exception e) {
prepareLoadingPluginsErrorMessage(
IdeBundle.message("error.plugins.were.not.loaded", e.getMessage()));
getLogger().info(e);
return findCorePlugin(pluginDescriptors);
}
return pluginDescriptors;
}
public static void initClassLoader(
@NotNull ClassLoader parentLoader, @NotNull IdeaPluginDescriptorImpl descriptor) {
final List<File> classPath = descriptor.getClassPath();
final ClassLoader loader =
createPluginClassLoader(
classPath.toArray(new File[classPath.size()]),
new ClassLoader[] {parentLoader},
descriptor);
descriptor.setLoader(loader);
}
static ClassLoader[] getParentLoaders(
Map<PluginId, ? extends IdeaPluginDescriptor> idToDescriptorMap, PluginId[] pluginIds) {
if (isUnitTestMode()) return new ClassLoader[0];
final List<ClassLoader> classLoaders = new ArrayList<ClassLoader>();
for (final PluginId id : pluginIds) {
IdeaPluginDescriptor pluginDescriptor = idToDescriptorMap.get(id);
if (pluginDescriptor == null) {
continue; // Might be an optional dependency
}
final ClassLoader loader = pluginDescriptor.getPluginClassLoader();
if (loader == null) {
getLogger().error("Plugin class loader should be initialized for plugin " + id);
}
classLoaders.add(loader);
}
return classLoaders.toArray(new ClassLoader[classLoaders.size()]);
}
static void initializePlugins(@Nullable StartupProgress progress) {
configureExtensions();
final IdeaPluginDescriptorImpl[] pluginDescriptors = loadDescriptors(progress);
final Class callerClass = ReflectionUtil.findCallerClass(1);
assert callerClass != null;
final ClassLoader parentLoader = callerClass.getClassLoader();
final List<IdeaPluginDescriptorImpl> result = new ArrayList<IdeaPluginDescriptorImpl>();
final HashMap<String, String> disabledPluginNames = new HashMap<String, String>();
for (IdeaPluginDescriptorImpl descriptor : pluginDescriptors) {
if (descriptor.getPluginId().getIdString().equals(CORE_PLUGIN_ID)) {
final List<String> modules = descriptor.getModules();
if (modules != null) {
ourAvailableModules.addAll(modules);
}
}
if (!shouldSkipPlugin(descriptor, pluginDescriptors)) {
result.add(descriptor);
} else {
descriptor.setEnabled(false);
disabledPluginNames.put(descriptor.getPluginId().getIdString(), descriptor.getName());
initClassLoader(parentLoader, descriptor);
}
}
prepareLoadingPluginsErrorMessage(filterBadPlugins(result, disabledPluginNames));
final Map<PluginId, IdeaPluginDescriptorImpl> idToDescriptorMap =
new HashMap<PluginId, IdeaPluginDescriptorImpl>();
for (final IdeaPluginDescriptorImpl descriptor : result) {
idToDescriptorMap.put(descriptor.getPluginId(), descriptor);
}
final IdeaPluginDescriptor corePluginDescriptor =
idToDescriptorMap.get(PluginId.getId(CORE_PLUGIN_ID));
assert corePluginDescriptor != null
: CORE_PLUGIN_ID
+ " not found; platform prefix is "
+ System.getProperty(PlatformUtilsCore.PLATFORM_PREFIX_KEY);
for (IdeaPluginDescriptorImpl descriptor : result) {
if (descriptor != corePluginDescriptor) {
descriptor.insertDependency(corePluginDescriptor);
}
}
mergeOptionalConfigs(idToDescriptorMap);
// sort descriptors according to plugin dependencies
Collections.sort(result, getPluginDescriptorComparator(idToDescriptorMap));
for (int i = 0; i < result.size(); i++) {
ourId2Index.put(result.get(i).getPluginId(), i);
}
int i = 0;
for (final IdeaPluginDescriptorImpl pluginDescriptor : result) {
if (pluginDescriptor.getPluginId().getIdString().equals(CORE_PLUGIN_ID)
|| pluginDescriptor.isUseCoreClassLoader()) {
pluginDescriptor.setLoader(parentLoader);
} else {
final List<File> classPath = pluginDescriptor.getClassPath();
final PluginId[] dependentPluginIds = pluginDescriptor.getDependentPluginIds();
final ClassLoader[] parentLoaders = getParentLoaders(idToDescriptorMap, dependentPluginIds);
final ClassLoader pluginClassLoader =
createPluginClassLoader(
classPath.toArray(new File[classPath.size()]),
parentLoaders.length > 0 ? parentLoaders : new ClassLoader[] {parentLoader},
pluginDescriptor);
pluginDescriptor.setLoader(pluginClassLoader);
}
if (progress != null) {
progress.showProgress(
"", PLUGINS_PROGRESS_MAX_VALUE + (i++ / (float) result.size()) * 0.35f);
}
}
registerExtensionPointsAndExtensions(Extensions.getRootArea(), result);
Extensions.getRootArea()
.getExtensionPoint(Extensions.AREA_LISTENER_EXTENSION_POINT)
.registerExtension(
new AreaListener() {
@Override
public void areaCreated(
@NotNull String areaClass, @NotNull AreaInstance areaInstance) {
registerExtensionPointsAndExtensions(Extensions.getArea(areaInstance), result);
}
@Override
public void areaDisposing(
@NotNull String areaClass, @NotNull AreaInstance areaInstance) {}
});
ourPlugins = pluginDescriptors;
}