Examples with ColPermsDescriptor org.apache.derby.iapi.sql.dictionary.ColPermsDescriptor used on opensource projects

Example 11 with ColPermsDescriptor

use of org.apache.derby.iapi.sql.dictionary.ColPermsDescriptor in project derby by apache.

the class SYSCOLPERMSRowFactory method orPermissions.

/**
 * Or a set of permissions in with a row from this catalog table
 *
 * @param row an existing row
 * @param perm a permission descriptor of the appropriate class for this PermissionsCatalogRowFactory class.
 * @param colsChanged An array with one element for each column in row. It is updated to
 *                    indicate which columns in row were changed
 *
 * @return The number of columns that were changed.
 *
 * @exception StandardException standard error policy
 */
public int orPermissions(ExecRow row, PermissionsDescriptor perm, boolean[] colsChanged) throws StandardException {
    ColPermsDescriptor colPerms = (ColPermsDescriptor) perm;
    FormatableBitSet existingColSet = (FormatableBitSet) row.getColumn(COLUMNS_COL_NUM).getObject();
    FormatableBitSet newColSet = colPerms.getColumns();
    boolean changed = false;
    for (int i = newColSet.anySetBit(); i >= 0; i = newColSet.anySetBit(i)) {
        if (!existingColSet.get(i)) {
            existingColSet.set(i);
            changed = true;
        }
    }
    if (changed) {
        colsChanged[COLUMNS_COL_NUM - 1] = true;
        return 1;
    }
    return 0;
}