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SPL(Structured Process Language) A programming language specially for structured data computing.
package com.scudata.expression;
import com.scudata.excel.XlsFileObject;
/**
* xo.func() xls?????????Դ???
*
*/
public abstract class XOFunction extends MemberFunction {
/**
* xo?ļ?????
*/
protected XlsFileObject file;
/**
* ????????XlsFileObject?????
*/
public boolean isLeftTypeMatch(Object obj) {
return obj instanceof XlsFileObject;
}
public void setDotLeftObject(Object obj) {
file = (XlsFileObject) obj;
}
/**
* ?ͷŽڵ????õĵ?????????Ķ???
*/
public void releaseDotLeftObject() {
file = null;
}
}