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

Example 11 with VString

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

the class ConcatStringsFunction method calculate.

@Override
public Object calculate(List<Object> args) {
    // Handle nulls
    if (NullUtils.containsNull(args)) {
        return null;
    }
    // Concatenate strings
    StringBuilder sb = new StringBuilder();
    for (Object object : args) {
        VString str = (VString) object;
        sb.append(str.getValue());
    }
    // Return new value
    return ValueFactory.newVString(sb.toString(), highestSeverityOf(args, false), latestValidTimeOrNowOf(args));
}

Example 12 with VString

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

the class ColumnFromVNumberArrayFunction method calculate.

@Override
public Object calculate(final List<Object> args) {
    VString name = (VString) args.get(0);
    VNumberArray data = (VNumberArray) args.get(1);
    if (name == null || data == null) {
        return null;
    }
    return VTableFactory.column(name.getValue(), data);
}

Example 13 with VString

use of org.diirt.vtype.VString 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 14 with VString

use of org.diirt.vtype.VString 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 15 with VString

use of org.diirt.vtype.VString 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;
}