Package org.pentaho.reporting.libraries.formula.typing

Examples of org.pentaho.reporting.libraries.formula.typing.TypeRegistry

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    final int parameterCount = parameters.getParameterCount();
    if (parameterCount < 2 || parameterCount > 3)
    {
      throw EvaluationException.getInstance(LibFormulaErrorValue.ERROR_ARGUMENTS_VALUE);
    }
    final TypeRegistry typeRegistry = context.getTypeRegistry();

    final Type searchType = parameters.getType(0);
    final Object searchValue = parameters.getValue(0);
    final Type textType = parameters.getType(1);
    final Object textValue = parameters.getValue(1);
    Type indexType = null;
    Object indexValue = null;

    if (parameterCount == 3)
    {
      indexType = parameters.getType(2);
      indexValue = parameters.getValue(2);

      if (indexType == null || indexValue == null)
      {
        throw EvaluationException.getInstance(LibFormulaErrorValue.ERROR_MISSING_ARGUMENT_VALUE);
      }
    }

    final String search = typeRegistry.convertToText(searchType, searchValue);
    final String text = typeRegistry.convertToText(textType, textValue);

    if (search == null || text == null)
    {
      throw EvaluationException.getInstance(LibFormulaErrorValue.ERROR_INVALID_ARGUMENT_VALUE);
    }
    int indexFrom = 0;

    if (indexType != null)
    {
      final Number n = typeRegistry.convertToNumber(indexType, indexValue);
      if (n.intValue() >= 1)
      {
        indexFrom = n.intValue() - 1;
      }
      else
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    if (parameters.getParameterCount() != 3)
    {
      throw EvaluationException.getInstance(LibFormulaErrorValue.ERROR_ARGUMENTS_VALUE);
    }

    final TypeRegistry typeRegistry = context.getTypeRegistry();

    final Number n1 = typeRegistry.convertToNumber(parameters.getType(0), parameters.getValue(0));
    final Number n2 = typeRegistry.convertToNumber(parameters.getType(1), parameters.getValue(1));
    final Number n3 = typeRegistry.convertToNumber(parameters.getType(2), parameters.getValue(2));

    if (n1 == null || n2 == null || n3 == null)
    {
      throw EvaluationException.getInstance(
          LibFormulaErrorValue.ERROR_INVALID_ARGUMENT_VALUE);
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    if (parameters.getParameterCount() != 1)
    {
      throw EvaluationException.getInstance(LibFormulaErrorValue.ERROR_ARGUMENTS_VALUE);
    }

    final TypeRegistry typeRegistry = context.getTypeRegistry();
    final Type type = parameters.getType(0);
    final Object value = parameters.getValue(0);

    final Date date1 = typeRegistry.convertToDate(type, value);
    return new TypeValuePair(DateTimeType.DATE_TYPE, date1);

  }
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    if (parameters.getParameterCount() != 1)
    {
      throw EvaluationException.getInstance(LibFormulaErrorValue.ERROR_ARGUMENTS_VALUE);
    }

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

    if (d == null)
    {
      throw EvaluationException.getInstance(
          LibFormulaErrorValue.ERROR_INVALID_ARGUMENT_VALUE);
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    if (parameterCount == 0)
    {
      throw EvaluationException.getInstance(LibFormulaErrorValue.ERROR_ARGUMENTS_VALUE);
    }

    final TypeRegistry typeRegistry = context.getTypeRegistry();
    for (int paramIdx = 0; paramIdx < parameterCount; paramIdx++)
    {
      final Type type = parameters.getType(paramIdx);
      final Object value = parameters.getValue(paramIdx);
      final NumberSequence sequence = typeRegistry.convertToNumberSequence(type, value, isStrictSequenceNeeded());

      while (sequence.hasNext())
      {
        computedResult = compute(sequence.nextNumber(), computedResult);
      }
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    if (parameters.getParameterCount() != 1)
    {
      throw EvaluationException.getInstance(LibFormulaErrorValue.ERROR_ARGUMENTS_VALUE);
    }

    final TypeRegistry typeRegistry = context.getTypeRegistry();

    final Date d = typeRegistry.convertToDate(parameters.getType(0), parameters.getValue(0));
    if (d == null)
    {
      throw EvaluationException.getInstance(LibFormulaErrorValue.ERROR_INVALID_ARGUMENT_VALUE);
    }
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    if (parameters.getParameterCount() != 1)
    {
      throw EvaluationException.getInstance(LibFormulaErrorValue.ERROR_ARGUMENTS_VALUE);
    }

    final TypeRegistry typeRegistry = context.getTypeRegistry();

    final Date d = typeRegistry.convertToDate(parameters.getType(0), parameters.getValue(0));
    if (d == null)
    {
      throw EvaluationException.getInstance(LibFormulaErrorValue.ERROR_INVALID_ARGUMENT_VALUE);
    }
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    {
      throw EvaluationException.getInstance(LibFormulaErrorValue.ERROR_ARGUMENTS_VALUE);
    }
    final Type type1 = parameters.getType(0);
    final Object value1 = parameters.getValue(0);
    final TypeRegistry typeRegistry = context.getTypeRegistry();
    if (parameterCount == 1)
    {
      final String result = typeRegistry.convertToText(type1, value1);
      if(result == null)
      {
        throw EvaluationException.getInstance(LibFormulaErrorValue.ERROR_INVALID_ARGUMENT_VALUE);
      }

      return new TypeValuePair(TextType.TYPE, result);
    }

    try
    {
      final Type type2 = parameters.getType(1);
      final Object value2 = parameters.getValue(1);
      final String formatString = typeRegistry.convertToText(type2, value2);
      final Locale locale = context.getLocalizationContext().getLocale();
      if (value1 instanceof Date)
      {
        final DateFormat dateFormat = new SimpleDateFormat
            (formatString, new DateFormatSymbols(locale));
        return new TypeValuePair(TextType.TYPE, dateFormat.format(value1));
      }
      if (value1 instanceof Number)
      {
        final NumberFormat dateFormat = new DecimalFormat
            (formatString, new DecimalFormatSymbols(locale));
        return new TypeValuePair(TextType.TYPE, dateFormat.format(value1));
      }
      try
      {
        final Date date = typeRegistry.convertToDate(type2, value2);
        final DateFormat dateFormat = new SimpleDateFormat
            (formatString, new DateFormatSymbols(locale));
        return new TypeValuePair(TextType.TYPE, dateFormat.format(date));
      }
      catch (EvaluationException ev)
      {
        // ignore
      }
      try
      {
        final Number date = typeRegistry.convertToNumber(type2, value2);
        final NumberFormat dateFormat = new DecimalFormat
            (formatString, new DecimalFormatSymbols(locale));
        return new TypeValuePair(TextType.TYPE, dateFormat.format(date));
      }
      catch (EvaluationException ev)
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    final int parameterCount = parameters.getParameterCount();
    if (parameterCount != 2)
    {
      throw EvaluationException.getInstance(LibFormulaErrorValue.ERROR_ARGUMENTS_VALUE);
    }
    final TypeRegistry typeRegistry = context.getTypeRegistry();

    final Type textType1 = parameters.getType(0);
    final Object textValue1 = parameters.getValue(0);
    final Type textType2 = parameters.getType(1);
    final Object textValue2 = parameters.getValue(1);


    // Numerical comparisons ignore "trivial" differences that
    // depend only on numeric precision of finite numbers.

    // This fixes the common rounding errors, that are encountered when computing "((1/3) * 3)", which results
    // in 0.99999 and not 1, as expected.
    try
    {
      final Number number1 = typeRegistry.convertToNumber(textType1, textValue1);
      final Number number2 = typeRegistry.convertToNumber(textType2, textValue2);

      final double delta = Math.abs(Math.abs(number1.doubleValue()) - Math.abs(number2.doubleValue()));
      if(delta < 0.00005)
      {
        return RETURN_TRUE;
      }
      return RETURN_FALSE;
    }
    catch(TypeConversionException tce)
    {
      // Ignore, try to compare them as strings ..
    }

    final String text1 = typeRegistry.convertToText(textType1, textValue1);
    final String text2 = typeRegistry.convertToText(textType2, textValue2);
    if(text1 == null || text2 == null)
    {
      throw EvaluationException.getInstance(LibFormulaErrorValue.ERROR_INVALID_ARGUMENT_VALUE);
    }

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    final Number n1;
    final Number n2;
    final Number n3;
    try
    {
      final TypeRegistry typeRegistry = context.getTypeRegistry();
      n1 = typeRegistry.convertToNumber(parameters.getType(0), parameters.getValue(0));
      n2 = typeRegistry.convertToNumber(parameters.getType(1), parameters.getValue(1));
      n3 = typeRegistry.convertToNumber(parameters.getType(2), parameters.getValue(2));
    } catch (NumberFormatException e)
    {
      throw EvaluationException.getInstance(LibFormulaErrorValue.ERROR_INVALID_ARGUMENT_VALUE);
    }
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