Examples with KeyItem org.estatio.module.budget.dom.keyitem.KeyItem used on opensource projects

Example 16 with KeyItem

use of org.estatio.module.budget.dom.keyitem.KeyItem in project estatio by estatio.

the class BudgetCalculationService method calculateForTotalAndType.

private List<BudgetCalculationViewmodel> calculateForTotalAndType(final PartitionItem partitionItem, final BigDecimal total, final BudgetCalculationType calculationType) {
    List<BudgetCalculationViewmodel> results = new ArrayList<>();
    BigDecimal divider = partitionItem.getKeyTable().getKeyValueMethod().divider(partitionItem.getKeyTable());
    for (KeyItem keyItem : partitionItem.getKeyTable().getItems()) {
        BudgetCalculationViewmodel calculationResult;
        calculationResult = new BudgetCalculationViewmodel(partitionItem, keyItem, total.multiply(keyItem.getValue()).divide(divider, MathContext.DECIMAL64).setScale(keyItem.getKeyTable().getPrecision(), BigDecimal.ROUND_HALF_UP), calculationType);
        results.add(calculationResult);
    }
    return results;
}

Example 17 with KeyItem

use of org.estatio.module.budget.dom.keyitem.KeyItem in project estatio by estatio.

the class KeyTable method generateItems.

@Action(semantics = SemanticsOf.NON_IDEMPOTENT_ARE_YOU_SURE)
public KeyTable generateItems() {
    // delete old items
    for (Iterator<KeyItem> it = this.getItems().iterator(); it.hasNext(); ) {
        it.next().deleteBudgetKeyItem();
    }
    /*
        create list of input pairs: identifier - sourcevalue
        sourcevalue is determined by FoundationValueType
        */
    List<Distributable> input = new ArrayList<>();
    for (Unit unit : unitRepository.findByProperty(this.getBudget().getProperty())) {
        if (unitIntervalValidForThisKeyTable(unit)) {
            BigDecimal sourceValue;
            if (getFoundationValueType().valueOf(unit) != null) {
                sourceValue = getFoundationValueType().valueOf(unit);
            } else {
                sourceValue = BigDecimal.ZERO;
            }
            KeyItem newItem = new KeyItem();
            newItem.setSourceValue(sourceValue);
            newItem.setValue(BigDecimal.ZERO);
            newItem.setUnit(unit);
            newItem.setKeyTable(this);
            persistIfNotAlready(newItem);
            input.add(newItem);
        }
    }
    /*
        call distribute method
         */
    DistributionService distributionService = new DistributionService();
    distributionService.distribute(input, getKeyValueMethod().divider(this), getPrecision());
    return this;
}

Example 18 with KeyItem

use of org.estatio.module.budget.dom.keyitem.KeyItem in project estatio by estatio.

the class DistributionService_Test method generateKeyValuesRoundingBy6DecimalsPositiveDeltaPercent.

@Test
public void generateKeyValuesRoundingBy6DecimalsPositiveDeltaPercent() {
    // given
    DistributionService distributionService = new DistributionService();
    List<Distributable> input = new ArrayList<>();
    for (int i = 2; i <= 25; i = i + 1) {
        KeyItem item = new KeyItem();
        item.setSourceValue(new BigDecimal(i).multiply(new BigDecimal(100).setScale(2)));
        input.add(item);
    }
    // when
    List<Distributable> output = distributionService.distribute(input, new BigDecimal(1000), 6);
    BigDecimal sumRoundedValues = BigDecimal.ZERO;
    for (Distributable object : output) {
        sumRoundedValues = sumRoundedValues.add(object.getValue(), MathContext.DECIMAL64);
    }
    assertThat(output).hasSize(24);
    assertThat(sumRoundedValues.setScale(6, BigDecimal.ROUND_HALF_UP)).isEqualTo(new BigDecimal(1000).setScale(6, BigDecimal.ROUND_HALF_UP));
}

Example 19 with KeyItem

use of org.estatio.module.budget.dom.keyitem.KeyItem in project estatio by estatio.

the class DistributionService_Test method generateKeyValuesRoundingBy2DecimalsPositiveDelta.

@Test
public void generateKeyValuesRoundingBy2DecimalsPositiveDelta() {
    // given
    DistributionService distributionService = new DistributionService();
    List<Distributable> input = new ArrayList<>();
    // 10000.99
    KeyItem item1 = new KeyItem();
    item1.setSourceValue(BigDecimal.valueOf(10000.99));
    input.add(item1);
    // 100.09
    KeyItem item2 = new KeyItem();
    item2.setSourceValue(BigDecimal.valueOf(100.09));
    input.add(item2);
    // 1.99
    for (int i = 2; i < 14; i = i + 1) {
        KeyItem item = new KeyItem();
        item.setSourceValue(BigDecimal.valueOf(1.99));
        input.add(item);
    }
    // theoretical max rounding error: 14*0.005 = +/- 0.07
    // in this example here we get to + 0.05
    // when
    List<Distributable> output = distributionService.distribute(input, BigDecimal.valueOf(1000), 2);
    BigDecimal sumRoundedValues = BigDecimal.ZERO;
    for (Distributable object : output) {
        sumRoundedValues = sumRoundedValues.add(object.getValue(), MathContext.DECIMAL32);
    }
    // then
    assertThat(output).hasSize(14);
    assertThat(output.get(0).getValue()).isEqualTo(BigDecimal.valueOf(987.76).setScale(2, BigDecimal.ROUND_HALF_UP));
    assertThat(output.get(1).getValue()).isEqualTo(BigDecimal.valueOf(9.89).setScale(2, BigDecimal.ROUND_HALF_UP));
    for (int i = 2; i < 9; i = i + 1) {
        assertThat(output.get(i).getValue()).isEqualTo(BigDecimal.valueOf(0.20).setScale(2, BigDecimal.ROUND_HALF_UP));
    }
    for (int i = 9; i < 14; i = i + 1) {
        assertThat(output.get(i).getValue()).isEqualTo(BigDecimal.valueOf(0.19).setScale(2, BigDecimal.ROUND_HALF_UP));
    }
    assertThat(sumRoundedValues.setScale(2, BigDecimal.ROUND_HALF_UP)).isEqualTo(BigDecimal.valueOf(1000.00).setScale(2, BigDecimal.ROUND_HALF_UP));
}

Example 20 with KeyItem

use of org.estatio.module.budget.dom.keyitem.KeyItem in project estatio by estatio.

the class DistributionService_Test method generateKeyValuesRoundingBy6DecimalsPositiveDeltaPercent2.

@Test
public void generateKeyValuesRoundingBy6DecimalsPositiveDeltaPercent2() {
    // given
    DistributionService distributionService = new DistributionService();
    List<Distributable> input = new ArrayList<>();
    for (int i = 1; i <= 25; i = i + 1) {
        KeyItem item = new KeyItem();
        item.setSourceValue(new BigDecimal(i).multiply(new BigDecimal(100).setScale(2)));
        input.add(item);
    }
    // when
    List<Distributable> output = distributionService.distribute(input, new BigDecimal(1000, MathContext.DECIMAL64), 5);
    BigDecimal sumRoundedValues = BigDecimal.ZERO;
    for (Distributable object : output) {
        sumRoundedValues = sumRoundedValues.add(object.getValue(), MathContext.DECIMAL64);
    }
    assertThat(output).hasSize(25);
    assertThat(sumRoundedValues.setScale(5, BigDecimal.ROUND_HALF_UP)).isEqualTo(new BigDecimal(1000).setScale(5, BigDecimal.ROUND_HALF_UP));
}