constantpredicate.java

来自「java 的源代码」· Java 代码 · 共 31 行

package com.reddragon2046.base.utilities.data.predicates;

import com.reddragon2046.base.utilities.data.BinaryPredicate;
import com.reddragon2046.base.utilities.data.UnaryPredicate;

public class ConstantPredicate
    implements UnaryPredicate, BinaryPredicate
{

    public ConstantPredicate(boolean value)
    {
        returnValue = value;
    }

    public boolean execute(Object object)
    {
        return returnValue;
    }

    public boolean execute(Object first, Object second)
    {
        return returnValue;
    }

    public static ConstantPredicate TRUE = new ConstantPredicate(true);
    public static ConstantPredicate FALSE = new ConstantPredicate(false);
    private boolean returnValue;
    static final long serialVersionUID = 0xc17c95e0c5573607L;

}