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mantis-runtime-loader

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/*
 * Copyright 2022 Netflix, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package io.mantisrx.runtime.loader;

import io.mantisrx.server.core.ExecuteStageRequest;
import org.apache.flink.util.UserCodeClassLoader;

/**
 * Interface to factory building ITask implementation instance. Can be override to use customized ITask impl.
 */
public interface TaskFactory {
    RuntimeTask getRuntimeTaskInstance(ExecuteStageRequest request, ClassLoader cl);

    default UserCodeClassLoader getUserCodeClassLoader(
        ExecuteStageRequest request,
        ClassLoaderHandle classLoaderHandle) {
        try {
            return classLoaderHandle.createUserCodeClassloader(request);
        } catch (Exception ex) {
            throw new RuntimeException(ex);
        }
    }
}