// ------------------------------------------------------------------------------------------
// LOCAL CACHES
public void clearCaches(boolean clearGlobalModulesCache) {
this.interpreterType = null;
this.versionPropertyCache = null;
this.interpreterPropertyCache = null;
this.pythonPathNature.clearCaches();
if (clearGlobalModulesCache) {
ModulesManager.clearCache();
}
}
/**
* @param systemModulesManager
* @param workspaceMetadataFile
* @throws IOException
*/
public static void loadFromFile(ModulesManager modulesManager, File workspaceMetadataFile)
throws IOException {
if (workspaceMetadataFile.exists() && !workspaceMetadataFile.isDirectory()) {
throw new IOException("Expecting: " + workspaceMetadataFile + " to be a directory.");
}
File modulesKeysFile = new File(workspaceMetadataFile, "modulesKeys");
File pythonpatHelperFile = new File(workspaceMetadataFile, "pythonpath");
if (!modulesKeysFile.isFile()) {
throw new IOException("Expecting: " + modulesKeysFile + " to exist (and be a file).");
}
if (!pythonpatHelperFile.isFile()) {
throw new IOException("Expecting: " + pythonpatHelperFile + " to exist (and be a file).");
}
String fileContents = FileUtils.getFileContents(modulesKeysFile);
if (!fileContents.startsWith(MODULES_MANAGER_V2)) {
throw new RuntimeException(
"Could not load modules manager from " + modulesKeysFile + " (version changed).");
}
HashMap<Integer, String> intToString = new HashMap<Integer, String>();
fileContents = fileContents.substring(MODULES_MANAGER_V2.length());
if (fileContents.startsWith("--COMMON--\n")) {
String header = fileContents.substring("--COMMON--\n".length());
header = header.substring(0, header.indexOf("--END-COMMON--\n"));
fileContents =
fileContents.substring(
fileContents.indexOf("--END-COMMON--\n") + "--END-COMMON--\n".length());
for (String line : StringUtils.iterLines(header)) {
line = line.trim();
List<String> split = StringUtils.split(line, '=');
if (split.size() == 2) {
try {
int i = Integer.parseInt(split.get(0));
intToString.put(i, split.get(1));
} catch (NumberFormatException e) {
Log.log(e);
}
}
}
if (fileContents.startsWith(MODULES_MANAGER_V2)) {
fileContents = fileContents.substring(MODULES_MANAGER_V2.length());
}
}
handleFileContents(modulesManager, fileContents, intToString);
if (modulesManager.pythonPathHelper == null) {
throw new IOException(
"Pythonpath helper not properly restored. "
+ modulesManager.getClass().getName()
+ " dir:"
+ workspaceMetadataFile);
}
modulesManager.pythonPathHelper.loadFromFile(pythonpatHelperFile);
if (modulesManager.pythonPathHelper.getPythonpath() == null) {
throw new IOException(
"Pythonpath helper pythonpath not properly restored. "
+ modulesManager.getClass().getName()
+ " dir:"
+ workspaceMetadataFile);
}
if (modulesManager.pythonPathHelper.getPythonpath().size() == 0) {
throw new IOException(
"Pythonpath helper pythonpath restored with no contents. "
+ modulesManager.getClass().getName()
+ " dir:"
+ workspaceMetadataFile);
}
if (modulesManager.modulesKeys.size()
< 2) { // if we have few modules, that may indicate a problem...
// if the project is really small, modulesManager will be fast, otherwise, it'll fix the
// problem.
// Note: changed to a really low value because we now make a check after it's restored
// anyways.
throw new IOException(
"Only "
+ modulesManager.modulesKeys.size()
+ " modules restored in I/O. "
+ modulesManager.getClass().getName()
+ " dir:"
+ workspaceMetadataFile);
}
}
