Examples with Nullable org.jetbrains.annotations.Nullable used on opensource projects

Example 56 with Nullable

use of org.jetbrains.annotations.Nullable in project pysonar2 by yinwang0.

the class Analyzer method loadModule.

@Nullable
public Type loadModule(@NotNull List<Name> name, @NotNull State state) {
    if (name.isEmpty()) {
        return null;
    }
    String qname = makeQname(name);
    Type mt = getBuiltinModule(qname);
    if (mt != null) {
        state.insert(name.get(0).id, new Url(Builtins.LIBRARY_URL + mt.table.path + ".html"), mt, Binding.Kind.SCOPE);
        return mt;
    }
    // If there are more than one segment
    // load the packages first
    Type prev = null;
    String startPath = locateModule(name.get(0).id);
    if (startPath == null) {
        return null;
    }
    File path = new File(startPath);
    for (int i = 0; i < name.size(); i++) {
        path = new File(path, name.get(i).id);
        File initFile = new File($.joinPath(path, "__init__.py").getPath());
        if (initFile.exists()) {
            Type mod = loadFile(initFile.getPath());
            if (mod == null) {
                return null;
            }
            Binding binding = Binding.createFileBinding(name.get(i).id, initFile.getPath(), mod);
            if (prev != null) {
                prev.table.update(name.get(i).id, binding);
            } else {
                state.update(name.get(i).id, binding);
            }
            Analyzer.self.putRef(name.get(i), binding);
            prev = mod;
        } else if (i == name.size() - 1) {
            File startFile = new File(path + Globals.FILE_SUFFIX);
            if (startFile.exists()) {
                Type mod = loadFile(startFile.getPath());
                if (mod == null) {
                    return null;
                }
                Binding binding = Binding.createFileBinding(name.get(i).id, startFile.getPath(), mod);
                if (prev != null) {
                    prev.table.update(name.get(i).id, binding);
                } else {
                    state.update(name.get(i).id, binding);
                }
                Analyzer.self.putRef(name.get(i), binding);
                prev = mod;
            } else {
                return null;
            }
        }
    }
    return prev;
}

Example 57 with Nullable

use of org.jetbrains.annotations.Nullable in project pysonar2 by yinwang0.

the class AstCache method getAST.

/**
     * Returns the syntax tree for {@code path}.  May find and/or create a
     * cached copy in the mem cache or the disk cache.
     *
     * @param path absolute path to a source file
     * @return the AST, or {@code null} if the parse failed for any reason
     */
@Nullable
public Node getAST(@NotNull String path) {
    // Cache stores null value if the parse failed.
    if (cache.containsKey(path)) {
        return cache.get(path);
    }
    // Might be cached on disk but not in memory.
    Node node = getSerializedModule(path);
    if (node != null) {
        LOG.log(Level.FINE, "reusing " + path);
        cache.put(path, node);
        return node;
    }
    node = null;
    try {
        LOG.log(Level.FINE, "parsing " + path);
        node = parser.parseFile(path);
    } finally {
        // may be null
        cache.put(path, node);
    }
    if (node != null) {
        serialize(node);
    }
    return node;
}

Example 58 with Nullable

use of org.jetbrains.annotations.Nullable in project pysonar2 by yinwang0.

the class Parser method startInterpreter.

@Nullable
public Process startInterpreter(String pythonExe) {
    Process p;
    try {
        ProcessBuilder builder = new ProcessBuilder(pythonExe, "-i", jsonizer);
        builder.redirectErrorStream(true);
        builder.redirectOutput(new File(parserLog + "-" + (logCount++)));
        builder.environment().remove("PYTHONPATH");
        p = builder.start();
    } catch (Exception e) {
        $.msg("Failed to start: " + pythonExe);
        return null;
    }
    return p;
}

Example 59 with Nullable

use of org.jetbrains.annotations.Nullable in project pysonar2 by yinwang0.

the class Parser method parseFileInner.

@Nullable
public Node parseFileInner(String filename, @NotNull Process pythonProcess) {
    //        _.msg("parsing: " + filename);
    File exchange = new File(exchangeFile);
    File marker = new File(endMark);
    cleanTemp();
    String s1 = $.escapeWindowsPath(filename);
    String s2 = $.escapeWindowsPath(exchangeFile);
    String s3 = $.escapeWindowsPath(endMark);
    String dumpCommand = "parse_dump('" + s1 + "', '" + s2 + "', '" + s3 + "')";
    if (!sendCommand(dumpCommand, pythonProcess)) {
        cleanTemp();
        return null;
    }
    long waitStart = System.currentTimeMillis();
    while (!marker.exists()) {
        if (System.currentTimeMillis() - waitStart > TIMEOUT) {
            Analyzer.self.failedToParse.add(filename);
            cleanTemp();
            startPythonProcesses();
            return null;
        }
        try {
            Thread.sleep(1);
        } catch (Exception e) {
            cleanTemp();
            return null;
        }
    }
    String json = $.readFile(exchangeFile);
    if (json != null) {
        cleanTemp();
        Map<String, Object> map = gson.fromJson(json, Map.class);
        return convert(map);
    } else {
        cleanTemp();
        return null;
    }
}

Example 60 with Nullable

use of org.jetbrains.annotations.Nullable in project intellij-plugins by StepicOrg.

the class StepikModuleType method modifySettingsStep.

@Nullable
@Override
public ModuleWizardStep modifySettingsStep(@NotNull SettingsStep settingsStep, @NotNull ModuleBuilder moduleBuilder) {
    JTextField nameField = settingsStep.getModuleNameField();
    if (nameField != null) {
        CourseModuleBuilder courseModuleBuilder = (CourseModuleBuilder) moduleBuilder;
        StudyObject studyObject = courseModuleBuilder.getWizardStep().getSelectedStudyObject();
        String projectDirectory = settingsStep.getContext().getProjectFileDirectory();
        String projectName = ProjectWizardUtils.getProjectDefaultName(projectDirectory, studyObject);
        nameField.setText(projectName);
    }
    return null;
}