JDK14/Java14源码在线阅读

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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * 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.
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 * 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).
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package jdk.nashorn.internal.runtime.options;

/**
 * This is an option class that at its most primitive level just wraps a
 * boolean or String. However, it is conceivable that the option, when set
 * should run some initializations (for example, the logger system) or carry
 * some other kind of payload, arrays, Collections, etc. In that case, this
 * should be subclassed
 *
 * @param <T> option value type, for example a boolean or something more complex
 */
public class Option<T> {
    /** the option value */
    protected T value;

    Option(final T value) {
       this.value = value;
    }

    /**
     * Return the value of an option

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