Examples with VTable org.diirt.vtype.VTable used on opensource projects

Example 6 with VTable

use of org.diirt.vtype.VTable in project yamcs-studio by yamcs.

the class ColumnOfVTableFunction method calculate.

@Override
public Object calculate(final List<Object> args) {
    VTable table = (VTable) args.get(0);
    VString columnName = (VString) args.get(1);
    if (columnName == null || table == null) {
        return null;
    }
    int index = -1;
    for (int i = 0; i < table.getColumnCount(); i++) {
        if (Objects.equals(columnName.getValue(), table.getColumnName(i))) {
            index = i;
        }
    }
    if (index == -1) {
        throw new RuntimeException("Table does not contain column '" + columnName.getValue() + "'");
    }
    Class<?> type = table.getColumnType(index);
    if (String.class.isAssignableFrom(type)) {
        @SuppressWarnings("unchecked") List<String> data = (List<String>) table.getColumnData(index);
        return ValueFactory.newVStringArray(data, ValueFactory.alarmNone(), ValueFactory.timeNow());
    }
    if (Double.TYPE.isAssignableFrom(type)) {
        ListDouble data = (ListDouble) table.getColumnData(index);
        return ValueFactory.newVDoubleArray(data, ValueFactory.alarmNone(), ValueFactory.timeNow(), ValueFactory.displayNone());
    }
    if (Integer.TYPE.isAssignableFrom(type)) {
        ListInt data = (ListInt) table.getColumnData(index);
        return ValueFactory.newVIntArray(data, ValueFactory.alarmNone(), ValueFactory.timeNow(), ValueFactory.displayNone());
    }
    throw new RuntimeException("Unsupported type " + type.getSimpleName());
}

Example 7 with VTable

use of org.diirt.vtype.VTable in project yamcs-studio by yamcs.

the class TableRangeFilterFunction method calculate.

@Override
public Object calculate(final List<Object> args) {
    VTable table = (VTable) args.get(0);
    VString columnName = (VString) args.get(1);
    VType min = (VType) args.get(2);
    VType max = (VType) args.get(3);
    if (columnName == null || columnName.getValue() == null || table == null || min == null || max == null) {
        return null;
    }
    VTable result = VTableFactory.tableRangeFilter(table, columnName.getValue(), min, max);
    return result;
}

Example 8 with VTable

use of org.diirt.vtype.VTable in project yamcs-studio by yamcs.

the class TableStringMatchFilterFunction method calculate.

@Override
public Object calculate(final List<Object> args) {
    VTable table = (VTable) args.get(0);
    VString columnName = (VString) args.get(1);
    VString substring = (VString) args.get(2);
    if (columnName == null || columnName.getValue() == null || table == null || substring == null) {
        return null;
    }
    VTable result = VTableFactory.tableStringMatchFilter(table, columnName.getValue(), substring.getValue());
    return result;
}

Example 9 with VTable

use of org.diirt.vtype.VTable in project yamcs-studio by yamcs.

the class TableUnionFunction method calculate.

@Override
public Object calculate(final List<Object> args) {
    VString columnName = (VString) args.get(0);
    VStringArray columnValues = (VStringArray) args.get(1);
    List<VTable> tables = new ArrayList<>();
    for (int i = 2; i < args.size(); i++) {
        Object object = args.get(i);
        tables.add((VTable) object);
    }
    return VTableFactory.union(columnName, columnValues, tables.toArray(new VTable[tables.size()]));
}