/*

 * Copyright (c) 2016, 2018, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

package jdk.jfr.consumer;

import java.util.List;

import jdk.jfr.ValueDescriptor;

import jdk.jfr.internal.Type;

/**

 * A recorded Java class loader.

 *

 * @since 9

 */

public final class RecordedClassLoader extends RecordedObject {

    static ObjectFactory<RecordedClassLoader> createFactory(Type type, TimeConverter timeConverter) {

        return new ObjectFactory<RecordedClassLoader>(type) {

            @Override

            RecordedClassLoader createTyped(List<ValueDescriptor> desc, long id, Object[] object) {

                return new RecordedClassLoader(desc, id, object, timeConverter);

            }

        };

    }

    private final long uniqueId;

    // package private

    private RecordedClassLoader(List<ValueDescriptor> descriptors, long id, Object[] values, TimeConverter timeConverter) {

        super(descriptors, values, timeConverter);

        this.uniqueId = id;

    }

    /**

     * Returns the class of the class loader.

     * <P>

     * If the bootstrap class loader is represented as {@code null} in the Java

     * Virtual Machine (JVM), then {@code null} is also the return value of this

     * method.

     *

     * @return class of the class loader, can be {@code null}

     */

    public RecordedClass getType() {

        return getTyped("type", RecordedClass.class, null);

    }

    /**

     * Returns the name of the class loader (for example, "boot", "platform", and

     * "app").

     *

     * @return the class loader name, can be {@code null}

     */

    public String getName() {

        return getTyped("name", String.class, null);

    }

    /**

     * Returns a unique ID for the class loader.

     * <p>

     * The ID might not be the same between Java Virtual Machine (JVM) instances.

     *

     * @return a unique ID

     */

    public long getId() {

        return uniqueId;

    }

}