Examples with ApplicationLoader org.apache.zeppelin.helium.ApplicationLoader used on opensource projects

Example 1 with ApplicationLoader

use of org.apache.zeppelin.helium.ApplicationLoader in project zeppelin by apache.

the class RemoteInterpreterServer method createInterpreter.

@Override
public void createInterpreter(String interpreterGroupId, String sessionId, String className, Map<String, String> properties, String userName) throws InterpreterRPCException, TException {
    try {
        if (interpreterGroup == null) {
            interpreterGroup = new InterpreterGroup(interpreterGroupId);
            angularObjectRegistry = new AngularObjectRegistry(interpreterGroup.getId(), intpEventClient);
            hookRegistry = new InterpreterHookRegistry();
            resourcePool = new DistributedResourcePool(interpreterGroup.getId(), intpEventClient);
            interpreterGroup.setInterpreterHookRegistry(hookRegistry);
            interpreterGroup.setAngularObjectRegistry(angularObjectRegistry);
            interpreterGroup.setResourcePool(resourcePool);
            intpEventClient.setIntpGroupId(interpreterGroupId);
            String localRepoPath = properties.get("zeppelin.interpreter.localRepo");
            if (properties.containsKey("zeppelin.interpreter.output.limit")) {
                InterpreterOutput.LIMIT = Integer.parseInt(properties.get("zeppelin.interpreter.output.limit"));
            }
            depLoader = new DependencyResolver(localRepoPath);
            appLoader = new ApplicationLoader(resourcePool, depLoader);
            resultCacheInSeconds = Integer.parseInt(properties.getOrDefault("zeppelin.interpreter.result.cache", "0"));
        }
        Class<Interpreter> replClass = (Class<Interpreter>) Object.class.forName(className);
        Properties p = new Properties();
        p.putAll(properties);
        setSystemProperty(p);
        Constructor<Interpreter> constructor = replClass.getConstructor(new Class[] { Properties.class });
        Interpreter interpreter = constructor.newInstance(p);
        interpreter.setClassloaderUrls(new URL[] {});
        interpreter.setInterpreterGroup(interpreterGroup);
        interpreter.setUserName(userName);
        interpreterGroup.addInterpreterToSession(new LazyOpenInterpreter(interpreter), sessionId);
        this.isForceShutdown = Boolean.parseBoolean(properties.getOrDefault("zeppelin.interpreter.forceShutdown", "true"));
        LOGGER.info("Instantiate interpreter {}, isForceShutdown: {}", className, isForceShutdown);
    } catch (Exception e) {
        LOGGER.error(e.getMessage(), e);
        throw new InterpreterRPCException("Fail to create interpreter, cause: " + e.toString());
    }
}