Examples with SortOrder org.apache.phoenix.schema.SortOrder used on opensource projects

Example 11 with SortOrder

use of org.apache.phoenix.schema.SortOrder in project phoenix by apache.

the class IndexTestUtil method coerceDataValueToIndexValue.

private static void coerceDataValueToIndexValue(PColumn dataColumn, PColumn indexColumn, ImmutableBytesWritable ptr) {
    PDataType dataType = dataColumn.getDataType();
    // TODO: push to RowKeySchema? 
    SortOrder dataModifier = dataColumn.getSortOrder();
    PDataType indexType = indexColumn.getDataType();
    SortOrder indexModifier = indexColumn.getSortOrder();
    // We know ordinal position will match pk position, because you cannot
    // alter an index table.
    indexType.coerceBytes(ptr, dataType, dataModifier, indexModifier);
}

Example 12 with SortOrder

use of org.apache.phoenix.schema.SortOrder in project phoenix by apache.

the class ComparisonExpression method evaluate.

@Override
public boolean evaluate(Tuple tuple, ImmutableBytesWritable ptr) {
    if (!children.get(0).evaluate(tuple, ptr)) {
        return false;
    }
    if (ptr.getLength() == 0) {
        // null comparison evals to null
        return true;
    }
    byte[] lhsBytes = ptr.get();
    int lhsOffset = ptr.getOffset();
    int lhsLength = ptr.getLength();
    PDataType lhsDataType = children.get(0).getDataType();
    SortOrder lhsSortOrder = children.get(0).getSortOrder();
    if (!children.get(1).evaluate(tuple, ptr)) {
        return false;
    }
    if (ptr.getLength() == 0) {
        // null comparison evals to null
        return true;
    }
    byte[] rhsBytes = ptr.get();
    int rhsOffset = ptr.getOffset();
    int rhsLength = ptr.getLength();
    PDataType rhsDataType = children.get(1).getDataType();
    SortOrder rhsSortOrder = children.get(1).getSortOrder();
    if (rhsDataType == PChar.INSTANCE) {
        rhsLength = StringUtil.getUnpaddedCharLength(rhsBytes, rhsOffset, rhsLength, rhsSortOrder);
    }
    if (lhsDataType == PChar.INSTANCE) {
        lhsLength = StringUtil.getUnpaddedCharLength(lhsBytes, lhsOffset, lhsLength, lhsSortOrder);
    }
    int comparisonResult = lhsDataType.compareTo(lhsBytes, lhsOffset, lhsLength, lhsSortOrder, rhsBytes, rhsOffset, rhsLength, rhsSortOrder, rhsDataType);
    ptr.set(ByteUtil.compare(op, comparisonResult) ? PDataType.TRUE_BYTES : PDataType.FALSE_BYTES);
    return true;
}

Example 13 with SortOrder

use of org.apache.phoenix.schema.SortOrder in project phoenix by apache.

the class DecimalAddExpression method evaluate.

@Override
public boolean evaluate(Tuple tuple, ImmutableBytesWritable ptr) {
    BigDecimal result = null;
    for (int i = 0; i < children.size(); i++) {
        Expression childExpr = children.get(i);
        if (!childExpr.evaluate(tuple, ptr)) {
            return false;
        }
        if (ptr.getLength() == 0) {
            return true;
        }
        PDataType childType = childExpr.getDataType();
        SortOrder childSortOrder = childExpr.getSortOrder();
        BigDecimal bd = (BigDecimal) PDecimal.INSTANCE.toObject(ptr, childType, childSortOrder);
        if (result == null) {
            result = bd;
        } else {
            result = result.add(bd);
        }
    }
    if (maxLength != null || scale != null) {
        result = NumberUtil.setDecimalWidthAndScale(result, maxLength, scale);
    }
    if (result == null) {
        throw new DataExceedsCapacityException(PDecimal.INSTANCE, maxLength, scale);
    }
    ptr.set(PDecimal.INSTANCE.toBytes(result));
    return true;
}

Example 14 with SortOrder

use of org.apache.phoenix.schema.SortOrder in project phoenix by apache.

the class DecimalMultiplyExpression method evaluate.

@Override
public boolean evaluate(Tuple tuple, ImmutableBytesWritable ptr) {
    BigDecimal result = null;
    for (int i = 0; i < children.size(); i++) {
        Expression childExpr = children.get(i);
        if (!childExpr.evaluate(tuple, ptr)) {
            return false;
        }
        if (ptr.getLength() == 0) {
            return true;
        }
        PDataType childType = children.get(i).getDataType();
        SortOrder childSortOrder = children.get(i).getSortOrder();
        BigDecimal bd = (BigDecimal) PDecimal.INSTANCE.toObject(ptr, childType, childSortOrder);
        if (result == null) {
            result = bd;
        } else {
            result = result.multiply(bd);
        }
    }
    if (getMaxLength() != null || getScale() != null) {
        result = NumberUtil.setDecimalWidthAndScale(result, getMaxLength(), getScale());
    }
    if (result == null) {
        throw new DataExceedsCapacityException(PDecimal.INSTANCE, getMaxLength(), getScale());
    }
    ptr.set(PDecimal.INSTANCE.toBytes(result));
    return true;
}

Example 15 with SortOrder

use of org.apache.phoenix.schema.SortOrder in project phoenix by apache.

the class DecimalSubtractExpression method evaluate.

@Override
public boolean evaluate(Tuple tuple, ImmutableBytesWritable ptr) {
    BigDecimal result = null;
    for (int i = 0; i < children.size(); i++) {
        Expression childExpr = children.get(i);
        if (!childExpr.evaluate(tuple, ptr)) {
            return false;
        }
        if (ptr.getLength() == 0) {
            return true;
        }
        PDataType childType = childExpr.getDataType();
        boolean isDate = childType.isCoercibleTo(PDate.INSTANCE);
        SortOrder childSortOrder = childExpr.getSortOrder();
        BigDecimal bd = isDate ? BigDecimal.valueOf(childType.getCodec().decodeLong(ptr, childSortOrder)) : (BigDecimal) PDecimal.INSTANCE.toObject(ptr, childType, childSortOrder);
        if (result == null) {
            result = bd;
        } else {
            result = result.subtract(bd);
            /*
                 * Special case for date subtraction - note that only first two expression may be dates.
                 * We need to convert the date to a unit of "days" because that's what sql expects.
                 */
            if (isDate) {
                result = result.divide(BD_MILLIS_IN_DAY, PDataType.DEFAULT_MATH_CONTEXT);
            }
        }
    }
    if (maxLength != null || scale != null) {
        result = NumberUtil.setDecimalWidthAndScale(result, maxLength, scale);
    }
    if (result == null) {
        throw new DataExceedsCapacityException(PDecimal.INSTANCE, maxLength, scale);
    }
    ptr.set(PDecimal.INSTANCE.toBytes(result));
    return true;
}