log4j-1.2-api/src/src/main/java/org/apache/log4j/builders/Holder.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.log4j.builders;

/**
 * Provides a place to hold values generated inside of a Lambda expression.
 */
public class Holder<T> {
    private T value;

    public Holder() {
    }

    public Holder(T defaultValue) {
        this.value = defaultValue;
    }

    public void set(T value) {
        this.value = value;
    }

    public T get() {
        return value;
    }
}