Examples with Value org.gridgain.internal.h2.value.Value used on opensource projects

Example 21 with Value

use of org.gridgain.internal.h2.value.Value in project ignite by apache.

the class GridH2KeyValueRowOnheap method getValue0.

/**
 * Get real column value.
 *
 * @param col Adjusted column index (without default columns).
 * @return Value.
 */
private Value getValue0(int col) {
    Value v = getCached(col);
    if (v != null)
        return v;
    Object res = desc.columnValue(key.getObject(), val.getObject(), col);
    if (res == null)
        v = ValueNull.INSTANCE;
    else {
        try {
            v = desc.wrap(res, desc.fieldType(col));
        } catch (IgniteCheckedException e) {
            throw DbException.convert(e);
        }
    }
    setCached(col, v);
    return v;
}

Example 22 with Value

use of org.gridgain.internal.h2.value.Value in project ignite by apache.

the class InlineIndexHelperTest method getResBytes.

/**
 */
private boolean getResBytes(InlineIndexHelper ha, byte[] b1, byte[] b2) {
    Value v1 = b1 == null ? ValueNull.INSTANCE : ValueBytes.get(b1);
    Value v2 = b2 == null ? ValueNull.INSTANCE : ValueBytes.get(b2);
    int c = v1.compareTypeSafe(v2, CompareMode.getInstance(null, 0));
    return ha.canRelyOnCompare(c, v1, v2);
}

Example 23 with Value

use of org.gridgain.internal.h2.value.Value in project ignite by apache.

the class InlineIndexHelperTest method getRes.

/**
 */
private boolean getRes(InlineIndexHelper ha, String s1, String s2) {
    Value v1 = s1 == null ? ValueNull.INSTANCE : ValueString.get(s1);
    Value v2 = s2 == null ? ValueNull.INSTANCE : ValueString.get(s2);
    int c = v1.compareTypeSafe(v2, CompareMode.getInstance(null, 0));
    return ha.canRelyOnCompare(c, v1, v2);
}

Example 24 with Value

use of org.gridgain.internal.h2.value.Value in project ignite by apache.

the class H2Utils method convert.

/**
 * Convert value to column's expected type by means of H2.
 *
 * @param val Source value.
 * @param desc Row descriptor.
 * @param type Expected column type to convert to.
 * @return Converted object.
 * @throws IgniteCheckedException if failed.
 */
public static Object convert(Object val, GridH2RowDescriptor desc, int type) throws IgniteCheckedException {
    if (val == null)
        return null;
    int objType = DataType.getTypeFromClass(val.getClass());
    if (objType == type)
        return val;
    Value h2Val = desc.wrap(val, objType);
    return h2Val.convertTo(type).getObject();
}

Example 25 with Value

use of org.gridgain.internal.h2.value.Value in project ignite by apache.

the class SqlSystemViewColumnCondition method forColumn.

/**
 * Parse condition for column.
 *
 * @param colIdx Column index.
 * @param start Start row values.
 * @param end End row values.
 */
public static SqlSystemViewColumnCondition forColumn(int colIdx, SearchRow start, SearchRow end) {
    boolean isEquality = false;
    boolean isRange = false;
    Value val = null;
    Value val2 = null;
    if (start != null && colIdx >= 0 && colIdx < start.getColumnCount())
        val = start.getValue(colIdx);
    if (end != null && colIdx >= 0 && colIdx < end.getColumnCount())
        val2 = end.getValue(colIdx);
    if (val != null && val2 != null) {
        if (val.equals(val2))
            isEquality = true;
        else
            isRange = true;
    } else if (val != null || val2 != null)
        isRange = true;
    return new SqlSystemViewColumnCondition(isEquality, isRange, val);
}