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    • goja.core.libs.base.Option Maven / Gradle / Ivy

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    /*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright (c) 2013-2014 sagyf Yang. The Four Group.
 */

package goja.core.libs.base;

import goja.core.libs.Some;

/**
 * 
     . 
    
 *
 * @author sagyf yang
 * @version 1.0 2014-09-11 13:25
 * @since JDK 1.6
 */
public abstract class Option implements Iterable {

    private static None None = new None();

    public static  None None() {
        return (goja.core.libs.base.None) None;
    }

    public static  Some Some(T value) {
        return new Some(value);
    }

    public abstract boolean isDefined();

    public abstract T get();
}
    
    
    
    

    




    
    
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