com.scudata.expression.mfn.file.Exists Maven / Gradle / Ivy

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SPL(Structured Process Language) A programming language specially for structured data computing.

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package com.scudata.expression.mfn.file;

import com.scudata.dm.Context;
import com.scudata.expression.FileFunction;

/**
 * ?ж??ļ??Ƿ????
 * f.exists()
 * @author RunQian
 *
 */
public class Exists extends FileFunction {
	public Object calculate(Context ctx) {
		return Boolean.valueOf(file.isExists());
	}
}