code: function checkValueRange(oType, sValue, oRange) {
  		var sAbsoluteLimit, aMatches, bNegative;
  
  		aMatches = rInteger.exec(sValue);
  		if (aMatches) {
  			bNegative = sValue.charAt(0) === '-';
  			sAbsoluteLimit = bNegative ? oRange.minimum.slice(1) : oRange.maximum;
  
  			if (aMatches[1].length < sAbsoluteLimit.length ) {
  				return undefined;
  			}
  			if (aMatches[1].length > sAbsoluteLimit.length || aMatches[1] > sAbsoluteLimit) {
  				if (bNegative) {
  					return getText("EnterNumberMin", [oType.formatValue(oRange.minimum, "string")]);
  				} else {
  					return getText("EnterNumberMax", [oType.formatValue(oRange.maximum, "string")]);
  				}
  			}
  			return undefined;
  		}
  		return getText("EnterInt");
  	}
docs: Checks whether <code>sValue</code> is in the given range.
  @param {sap.ui.model.odata.type.Int64} oType
  the type instance
  @param {string} sValue
  value to be checked
  @param {object} oRange
  the allowed range object with minimum and maximum as <code>string</string>
  @returns {string}
  the error text or <code>undefined</code> if the check was successful