paimon-presto-common/src/main/java/org/apache/paimon/presto/ClassLoaderUtils.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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 org.apache.paimon.presto;

import java.util.function.Supplier;

/** Utils for {@link ClassLoader}. */
public class ClassLoaderUtils {

    public static <T> T runWithContextClassLoader(Supplier<T> supplier, ClassLoader classLoader) {
        ClassLoader previous = Thread.currentThread().getContextClassLoader();
        Thread.currentThread().setContextClassLoader(classLoader);
        try {
            return supplier.get();
        } finally {
            Thread.currentThread().setContextClassLoader(previous);
        }
    }
}