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Example 61 with Selection

use of tech.tablesaw.selection.Selection in project symja_android_library by axkr.

the class IntIndex method get.

/**
 * Returns a bitmap containing row numbers of all cells matching the given int
 *
 * @param value This is a 'key' from the index perspective, meaning it is a value from the
 *     standpoint of the column
 */
public Selection get(int value) {
    Selection selection = new BitmapBackedSelection();
    IntArrayList list = index.get(value);
    if (list != null) {
        addAllToSelection(list, selection);
    }
    return selection;
}
Also used : BitmapBackedSelection(tech.tablesaw.selection.BitmapBackedSelection) Selection(tech.tablesaw.selection.Selection) BitmapBackedSelection(tech.tablesaw.selection.BitmapBackedSelection) IntArrayList(it.unimi.dsi.fastutil.ints.IntArrayList)

Example 62 with Selection

use of tech.tablesaw.selection.Selection in project symja_android_library by axkr.

the class IntIndex method atLeast.

public Selection atLeast(int value) {
    Selection selection = new BitmapBackedSelection();
    Int2ObjectSortedMap<IntArrayList> tail = index.tailMap(value);
    for (IntArrayList keys : tail.values()) {
        addAllToSelection(keys, selection);
    }
    return selection;
}
Also used : BitmapBackedSelection(tech.tablesaw.selection.BitmapBackedSelection) Selection(tech.tablesaw.selection.Selection) BitmapBackedSelection(tech.tablesaw.selection.BitmapBackedSelection) IntArrayList(it.unimi.dsi.fastutil.ints.IntArrayList)

Example 63 with Selection

use of tech.tablesaw.selection.Selection in project symja_android_library by axkr.

the class IntIndex method atMost.

public Selection atMost(int value) {
    Selection selection = new BitmapBackedSelection();
    Int2ObjectSortedMap<IntArrayList> head = // we add 1 to get values equal to the arg
    index.headMap(value + 1);
    for (IntArrayList keys : head.values()) {
        addAllToSelection(keys, selection);
    }
    return selection;
}
Also used : BitmapBackedSelection(tech.tablesaw.selection.BitmapBackedSelection) Selection(tech.tablesaw.selection.Selection) BitmapBackedSelection(tech.tablesaw.selection.BitmapBackedSelection) IntArrayList(it.unimi.dsi.fastutil.ints.IntArrayList)

Example 64 with Selection

use of tech.tablesaw.selection.Selection in project symja_android_library by axkr.

the class ShortIndex method atLeast.

public Selection atLeast(short value) {
    Selection selection = new BitmapBackedSelection();
    Short2ObjectSortedMap<IntArrayList> tail = index.tailMap(value);
    for (IntArrayList keys : tail.values()) {
        addAllToSelection(keys, selection);
    }
    return selection;
}
Also used : BitmapBackedSelection(tech.tablesaw.selection.BitmapBackedSelection) Selection(tech.tablesaw.selection.Selection) BitmapBackedSelection(tech.tablesaw.selection.BitmapBackedSelection) IntArrayList(it.unimi.dsi.fastutil.ints.IntArrayList)

Example 65 with Selection

use of tech.tablesaw.selection.Selection in project symja_android_library by axkr.

the class ShortIndex method lessThan.

public Selection lessThan(short value) {
    Selection selection = new BitmapBackedSelection();
    Short2ObjectSortedMap<IntArrayList> head = // we add 1 to get values equal to the arg
    index.headMap(value);
    for (IntArrayList keys : head.values()) {
        addAllToSelection(keys, selection);
    }
    return selection;
}
Also used : BitmapBackedSelection(tech.tablesaw.selection.BitmapBackedSelection) Selection(tech.tablesaw.selection.Selection) BitmapBackedSelection(tech.tablesaw.selection.BitmapBackedSelection) IntArrayList(it.unimi.dsi.fastutil.ints.IntArrayList)

Aggregations

Selection (tech.tablesaw.selection.Selection)85 BitmapBackedSelection (tech.tablesaw.selection.BitmapBackedSelection)80 IntArrayList (it.unimi.dsi.fastutil.ints.IntArrayList)31 PivotTable (tech.tablesaw.aggregate.PivotTable)3 BooleanColumn (tech.tablesaw.api.BooleanColumn)3 ByteOpenHashSet (it.unimi.dsi.fastutil.bytes.ByteOpenHashSet)2 IntIterator (it.unimi.dsi.fastutil.ints.IntIterator)2 IntOpenHashSet (it.unimi.dsi.fastutil.ints.IntOpenHashSet)2 ShortOpenHashSet (it.unimi.dsi.fastutil.shorts.ShortOpenHashSet)2 AtomicInteger (java.util.concurrent.atomic.AtomicInteger)2 IExpr (org.matheclipse.core.interfaces.IExpr)2 ByteArrayList (it.unimi.dsi.fastutil.bytes.ByteArrayList)1 ByteIterator (it.unimi.dsi.fastutil.bytes.ByteIterator)1 IntRBTreeSet (it.unimi.dsi.fastutil.ints.IntRBTreeSet)1 ByteBuffer (java.nio.ByteBuffer)1 HashMap (java.util.HashMap)1 LinkedHashMap (java.util.LinkedHashMap)1 CategoricalColumn (tech.tablesaw.api.CategoricalColumn)1 DoubleColumn (tech.tablesaw.api.DoubleColumn)1 Column (tech.tablesaw.columns.Column)1