Package org.pentaho.reporting.libraries.formula

Examples of org.pentaho.reporting.libraries.formula.EvaluationException

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      throws EvaluationException
  {
    final int parameterCount = parameters.getParameterCount();
    if (parameterCount < 2)
    {
      throw new EvaluationException(LibFormulaErrorValue.ERROR_ARGUMENTS_VALUE);
    }

    final Type conditionType = parameters.getType(0);
    final Object conditionValue = parameters.getValue(0);
    final Boolean condition = context.getTypeRegistry().convertToLogical(conditionType, conditionValue);
    if(condition == null)
    {
      throw new EvaluationException(LibFormulaErrorValue.ERROR_INVALID_ARGUMENT_VALUE);
    }
    if (Boolean.TRUE.equals(condition))
    {
      final Object value = parameters.getValue(1);
      final Type type = parameters.getType(1);
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      final ParameterCallback parameters) throws EvaluationException
  {
    final int parameterCount = parameters.getParameterCount();
    if (parameterCount < 1)
    {
      throw new EvaluationException(LibFormulaErrorValue.ERROR_ARGUMENTS_VALUE);
    }
    final Type type1 = parameters.getType(0);
    final Object value1 = parameters.getValue(0);
    final Number result = context.getTypeRegistry().convertToNumber(type1, value1);
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                                final ParameterCallback parameters)
      throws EvaluationException
  {
    if(parameters.getParameterCount() != 0)
    {
      throw new EvaluationException(LibFormulaErrorValue.ERROR_ARGUMENTS_VALUE);
    }
    return RETURN_FALSE;
  }
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  public TypeValuePair evaluate(final FormulaContext context,
                                final ParameterCallback parameters) throws EvaluationException
  {
    if (parameters.getParameterCount() != 1)
    {
      throw new EvaluationException(LibFormulaErrorValue.ERROR_ARGUMENTS_VALUE);
    }

    try
    {
      final Type type = parameters.getType(0);
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      throws EvaluationException
  {

    if(parameters.getParameterCount() <= 2)
    {
      throw new EvaluationException(LibFormulaErrorValue.ERROR_ARGUMENTS_VALUE);
    }

    final Type indexType = parameters.getType(0);
    final Object indexValue = parameters.getValue(0);

    final int index= context.getTypeRegistry().convertToNumber(indexType, indexValue).intValue();
    if (index < 1 || index >= parameters.getParameterCount())
    {
      // else
      throw new EvaluationException(LibFormulaErrorValue.ERROR_INVALID_ARGUMENT_VALUE);
    }

    return new TypeValuePair(parameters.getType(index), parameters.getValue(index));
  }
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  public TypeValuePair evaluate(final FormulaContext context, final ParameterCallback parameters) throws EvaluationException
  {
    final int parameterCount = parameters.getParameterCount();
    if (parameterCount < 1)
    {
      throw new EvaluationException(LibFormulaErrorValue.ERROR_ARGUMENTS_VALUE);
    }
    final Type type1 = parameters.getType(0);
    final Object value1 = parameters.getValue(0);
    final Number result = context.getTypeRegistry().convertToNumber(type1, value1);
    if (result == null)
    {
      throw new EvaluationException(LibFormulaErrorValue.ERROR_INVALID_ARGUMENT_VALUE);
    }

    final BigDecimal num = NumberUtil.getAsBigDecimal(result);
    return new TypeValuePair(NumberType.GENERIC_NUMBER, num.abs());
  }
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  public TypeValuePair evaluate(final FormulaContext context, final ParameterCallback parameters) throws EvaluationException
  {
    if (parameters.getParameterCount() != 2)
    {
      throw new EvaluationException(LibFormulaErrorValue.ERROR_ARGUMENTS_VALUE);
    }

    final TypeRegistry typeRegistry = context.getTypeRegistry();
    final Date date1 = typeRegistry.convertToDate
        (parameters.getType(0), parameters.getValue(0));
    final Date date2 = typeRegistry.convertToDate
        (parameters.getType(1), parameters.getValue(1));

    if (date1 == null || date2 == null)
    {
      throw new EvaluationException(LibFormulaErrorValue.ERROR_INVALID_ARGUMENT_VALUE);
    }

    final LocalizationContext localizationContext = context.getLocalizationContext();
    final TimeZone timeZone = localizationContext.getTimeZone();
    final Locale locale = localizationContext.getLocale();
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  public TypeValuePair evaluate(final FormulaContext context, final ParameterCallback parameters) throws EvaluationException
  {
    final int parameterCount = parameters.getParameterCount();
    if (parameterCount < 1)
    {
      throw new EvaluationException(LibFormulaErrorValue.ERROR_ARGUMENTS_VALUE);
    }
    final Type type1 = parameters.getType(0);
    final Object value1 = parameters.getValue(0);
    final Number result = context.getTypeRegistry().convertToNumber(type1, value1);

    if(result == null)
    {
      throw new EvaluationException(LibFormulaErrorValue.ERROR_INVALID_ARGUMENT_VALUE);
    }

    return new TypeValuePair(TextType.TYPE, String.valueOf(((char) result.intValue())));
  }
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    final TypeValuePair sum = sumFunction.evaluate(context, parameters);

    final Number n = context.getTypeRegistry().convertToNumber(sum.getType(), sum.getValue());
    if (n == null)
    {
      throw new EvaluationException(LibFormulaErrorValue.ERROR_INVALID_ARGUMENT_VALUE);
    }
    final BigDecimal divident = NumberUtil.getAsBigDecimal(n);
    final BigDecimal divisor = new BigDecimal(parameters.getParameterCount());
    final BigDecimal avg = DivideOperator.divide(divident, divisor);
    return new TypeValuePair(NumberType.GENERIC_NUMBER, avg);
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                                final ParameterCallback parameters) throws EvaluationException
  {
    final int parameterCount = parameters.getParameterCount();
    if (parameterCount < 1 || parameterCount > 2)
    {
      throw new EvaluationException(LibFormulaErrorValue.ERROR_ARGUMENTS_VALUE);
    }
    final TypeRegistry typeRegistry = context.getTypeRegistry();

    final Type textType = parameters.getType(0);
    final Object textValue = parameters.getValue(0);

    final String text = typeRegistry.convertToText(textType, textValue);
    final int length;
    if (parameterCount == 2)
    {
      final Type lengthType = parameters.getType(1);
      final Object lengthValue = parameters.getValue(1);
      final Number lengthConv = typeRegistry.convertToNumber(lengthType, lengthValue);
      if (lengthConv.doubleValue() < 0)
      {
        throw new EvaluationException(LibFormulaErrorValue.ERROR_INVALID_ARGUMENT_VALUE);
      }

      length = lengthConv.intValue();
    }
    else
    {
      length = 1;
    }

    if (text == null)
    {
      throw new EvaluationException(LibFormulaErrorValue.ERROR_INVALID_ARGUMENT_VALUE);
    }

    // Note that MID(T;1;Length) produces the same results as LEFT(T;Length).
    return new TypeValuePair(TextType.TYPE, MidFunction.process(text, 1, length));
  }
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