Examples with Element org.gephi.graph.api.Element used on opensource projects

Example 21 with Element

use of org.gephi.graph.api.Element in project gephi by gephi.

the class AttributeColumnsControllerImpl method calculateColumnValuesFrequencies.

@Override
public Map<Object, Integer> calculateColumnValuesFrequencies(Table table, Column column) {
    Map<Object, Integer> valuesFrequencies = new HashMap<>();
    Object value;
    for (Element row : getTableAttributeRows(table)) {
        value = row.getAttribute(column);
        if (valuesFrequencies.containsKey(value)) {
            valuesFrequencies.put(value, valuesFrequencies.get(value) + 1);
        } else {
            valuesFrequencies.put(value, 1);
        }
    }
    return valuesFrequencies;
}

Example 22 with Element

use of org.gephi.graph.api.Element in project gephi by gephi.

the class AttributeColumnsControllerImpl method createBooleanMatchesColumn.

@Override
public Column createBooleanMatchesColumn(Table table, Column column, String newColumnTitle, Pattern pattern) {
    if (pattern != null) {
        Column newColumn = addAttributeColumn(table, newColumnTitle, Boolean.class);
        if (newColumn == null) {
            return null;
        }
        Matcher matcher;
        Object value;
        TimeFormat timeFormat = table.getGraph().getModel().getTimeFormat();
        DateTimeZone timeZone = table.getGraph().getModel().getTimeZone();
        for (Element row : getTableAttributeRows(table)) {
            value = row.getAttribute(column);
            if (value != null) {
                matcher = pattern.matcher(AttributeUtils.print(value, timeFormat, timeZone));
            } else {
                matcher = pattern.matcher("");
            }
            row.setAttribute(newColumn, matcher.matches());
        }
        return newColumn;
    } else {
        return null;
    }
}

Example 23 with Element

use of org.gephi.graph.api.Element in project gephi by gephi.

the class AttributeColumnsControllerImpl method convertColumnToDynamic.

private Column convertColumnToDynamic(Table table, Column column, double low, double high, String newColumnTitle) {
    Class oldType = column.getTypeClass();
    TimeRepresentation timeRepresentation = Lookup.getDefault().lookup(GraphController.class).getGraphModel().getConfiguration().getTimeRepresentation();
    Class<?> newType;
    if (timeRepresentation == TimeRepresentation.TIMESTAMP) {
        newType = AttributeUtils.getTimestampMapType(oldType);
    } else {
        newType = AttributeUtils.getIntervalMapType(oldType);
    }
    if (newColumnTitle != null) {
        if (newColumnTitle.equals(column.getTitle())) {
            throw new IllegalArgumentException("Column titles can't be equal");
        }
    }
    Element[] rows = getTableAttributeRows(table);
    Object[] oldValues = new Object[rows.length];
    for (int i = 0; i < rows.length; i++) {
        oldValues[i] = rows[i].getAttribute(column);
    }
    Column newColumn;
    if (newColumnTitle == null) {
        table.removeColumn(column);
        newColumn = table.addColumn(column.getTitle(), newType, column.getOrigin());
    } else {
        newColumn = table.addColumn(newColumnTitle, newType, column.getOrigin());
    }
    if (timeRepresentation == TimeRepresentation.TIMESTAMP) {
        for (int i = 0; i < rows.length; i++) {
            if (oldValues[i] != null) {
                rows[i].setAttribute(newColumn, oldValues[i], low);
            }
        }
    } else {
        Interval interval = new Interval(low, high);
        for (int i = 0; i < rows.length; i++) {
            if (oldValues[i] != null) {
                rows[i].setAttribute(newColumn, oldValues[i], interval);
            }
        }
    }
    return newColumn;
}

Example 24 with Element

use of org.gephi.graph.api.Element in project gephi by gephi.

the class AttributeColumnsControllerImpl method createFoundGroupsListColumn.

@Override
public Column createFoundGroupsListColumn(Table table, Column column, String newColumnTitle, Pattern pattern) {
    if (pattern != null) {
        Column newColumn = addAttributeColumn(table, newColumnTitle, String[].class);
        if (newColumn == null) {
            return null;
        }
        Matcher matcher;
        Object value;
        ArrayList<String> foundGroups = new ArrayList<>();
        TimeFormat timeFormat = table.getGraph().getModel().getTimeFormat();
        DateTimeZone timeZone = table.getGraph().getModel().getTimeZone();
        for (Element row : getTableAttributeRows(table)) {
            value = row.getAttribute(column);
            if (value != null) {
                matcher = pattern.matcher(AttributeUtils.print(value, timeFormat, timeZone));
            } else {
                matcher = pattern.matcher("");
            }
            while (matcher.find()) {
                foundGroups.add(matcher.group());
            }
            if (foundGroups.size() > 0) {
                row.setAttribute(newColumn, foundGroups.toArray(new String[0]));
                foundGroups.clear();
            } else {
                row.setAttribute(newColumn, null);
            }
        }
        return newColumn;
    } else {
        return null;
    }
}

Example 25 with Element

use of org.gephi.graph.api.Element in project gephi by gephi.

the class AttributeColumnsMergeStrategiesControllerImpl method maxValueNumbersMerge.

@Override
public Column maxValueNumbersMerge(Table table, Column[] columnsToMerge, String newColumnTitle) {
    checkTableAndColumnsAreNumberOrNumberList(table, columnsToMerge);
    AttributeColumnsController ac = Lookup.getDefault().lookup(AttributeColumnsController.class);
    Column newColumn;
    //Create as BIGDECIMAL column by default. Then it can be duplicated to other type.
    newColumn = ac.addAttributeColumn(table, newColumnTitle, BigDecimal.class);
    if (newColumn == null) {
        return null;
    }
    BigDecimal max;
    for (Element row : ac.getTableAttributeRows(table)) {
        max = StatisticsUtils.maxValue(ac.getRowNumbers(row, columnsToMerge));
        row.setAttribute(newColumn, max);
    }
    return newColumn;
}