AOO410/main/xmerge/source/pexcel/java/org/openoffice/xmerge/converter/xml/sxc/pexcel/records/formula/OperandLookup.java

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 * 
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
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package org.openoffice.xmerge.converter.xml.sxc.pexcel.records.formula;
import java.util.HashMap;

/**
  * A lookup table containing information about operands
  */
public class OperandLookup extends SymbolLookup {

	/**
	* The default constructor - invokes {@link #initialize() initialize()}
	*/
	public OperandLookup() {
		initialize();
	}

	/**
	 * Initialize the lookup table for operands
	 */
	public void initialize() {
		if ((stringToID != null) || (idToString != null)) {
			return;
		}
		stringToID = new HashMap();
		idToString = new HashMap();
        addEntry("CELL_REFERENCE", TokenConstants.TREF);
        addEntry("CELL_AREA_REFERENCE", TokenConstants.TAREA);
		addEntry("INTEGER", TokenConstants.TNUM);
        addEntry("NUMBER", TokenConstants.TNUM);
        addEntry("STRING", TokenConstants.TSTRING);
        addEntry("NAME", TokenConstants.TNAME);
        addEntry("3D_CELL_REFERENCE", TokenConstants.TREF3D);
        addEntry("3D_CELL_AREA_REFERENCE", TokenConstants.TAREA3D);
	}
	
}