com.scudata.expression.mfn.xo.XlsMove Maven / Gradle / Ivy

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SPL(Structured Process Language) A programming language specially for structured data computing.
There is a newer version: 20240823
package com.scudata.expression.mfn.xo;

import com.scudata.common.MessageManager;
import com.scudata.common.RQException;
import com.scudata.common.StringUtils;
import com.scudata.dm.Context;
import com.scudata.excel.ExcelUtils;
import com.scudata.excel.XlsFileObject;
import com.scudata.expression.IParam;
import com.scudata.expression.Node;
import com.scudata.expression.XOFunction;
import com.scudata.resources.AppMessage;
import com.scudata.resources.EngineMessage;

/**
 * xo.xlsmove(s,s??;xo??) 
 * 
 * ??xo????Ϊs??sheet?ƶ???xo????????Ϊs????
 * xo??ʡ?ԣ???ʾsheet??????s??Ҳʡ?Ա?ʾɾ????
 * xo??δʡ?ԣ?s??ʡ?Ա?ʾ??s??ԭ??
 * 
 * @c ????
 */
public class XlsMove extends XOFunction {

	/**
	 * ????
	 */
	public Object calculate(Context ctx) {
		if (param == null) {
			MessageManager mm = EngineMessage.get();
			throw new RQException("xlsmove"
					+ mm.getMessage("function.missingParam"));
		}

		IParam param0;
		IParam param1 = null;
		if (param.getType() == IParam.Semicolon) {
			if (param.getSubSize() != 2) {
				MessageManager mm = EngineMessage.get();
				throw new RQException("xlsmove"
						+ mm.getMessage("function.invalidParam"));
			}

			param0 = param.getSub(0);
			param1 = param.getSub(1);
			if (param0 == null) {
				MessageManager mm = EngineMessage.get();
				throw new RQException("xlsmove"
						+ mm.getMessage("function.invalidParam"));
			}
		} else {
			param0 = param;
		}

		Object s = null, s1 = null;

		if (param0.isLeaf()) {
			s = param0.getLeafExpression().calculate(ctx);
		} else if (param0.getType() != IParam.Comma || param0.getSubSize() != 2) {
			MessageManager mm = EngineMessage.get();
			throw new RQException("xlsmove"
					+ mm.getMessage("function.invalidParam"));
		} else {
			s = param0.getSub(0).getLeafExpression().calculate(ctx);
			s1 = param0.getSub(1).getLeafExpression().calculate(ctx);
		}

		Object xo1 = null;
		if (param1 != null) {
			xo1 = param1.getLeafExpression().calculate(ctx);
		}

		String opt = option;
		boolean isCopy = false;
		if (opt != null) {
			if (opt.indexOf('c') != -1)
				isCopy = true;
		}

		if (xo1 != null) {
			if (!(xo1 instanceof XlsFileObject)) {
				MessageManager mm = EngineMessage.get();
				throw new RQException("xlsmove"
						+ mm.getMessage("function.paramTypeError"));
			}
			if (file == xo1) { // ???xo??xo'??ͬ????Ϊ??ͬ??????
				xo1 = null;
			}
		}

		if (!StringUtils.isValidString(s)) {
			MessageManager mm = EngineMessage.get();
			throw new RQException("xlsmove"
					+ mm.getMessage("function.invalidParam"));
		}

		// ???sheet????
		ExcelUtils.checkSheetName(s);
		ExcelUtils.checkSheetName(s1);

		// ͬ??????û??s'?????ø???ѡ??
		if (xo1 == null && !StringUtils.isValidString(s1) && isCopy) {
			MessageManager mm = EngineMessage.get();
			throw new RQException("xlsmove"
					+ mm.getMessage("function.invalidParam"));
		}

		if (file.getFileType() != XlsFileObject.TYPE_NORMAL
				|| (xo1 != null && ((XlsFileObject) xo1).getFileType() != XlsFileObject.TYPE_NORMAL)) {
			// : xlsopen@r or @w does not support xlsmove
			throw new RQException("xlsmove"
					+ AppMessage.get().getMessage("filexls.rwcell"));
		}

		try {
			file.xlsmove((String) s,
					StringUtils.isValidString(s1) ? (String) s1 : null,
					(XlsFileObject) xo1, isCopy);
		} catch (Exception e) {
			throw new RQException(e.getMessage(), e);
		}
		return null;
	}

	/**
	 * ?Խڵ????Ż?
	 * @param ctx ??????????
	 * @param Node ?Ż???Ľڵ?
	 */
	public Node optimize(Context ctx) {
		if (param != null) {
			// ?Բ??????Ż?
			param.optimize(ctx);
		}

		return this;
	}

}