Example usage for com.google.common.collect ArrayTable rowKeyList

Introduction

In this page you can find the example usage for com.google.common.collect ArrayTable rowKeyList.

Prototype

public ImmutableList<R> rowKeyList() 

Source Link

Document

Returns, as an immutable list, the row keys provided when the table was constructed, including those that are mapped to null values only.

Usage

From source file:eu.itesla_project.sampling.util.Utils.java

public static double[][] histoDataAsDoubleMatrixNew(ArrayTable<Integer, String, Float> hdTable) {
    int rowsSize = hdTable.rowKeySet().size();
    int colsSize = hdTable.columnKeySet().size();
    double[][] matFinal = new double[rowsSize][colsSize];
    int i = 0;//from   w ww  .  j a v a  2s. c o  m
    for (Integer rowKey : hdTable.rowKeyList()) {
        int j = 0;
        for (String colkey : hdTable.columnKeyList()) {
            Float v = hdTable.get(rowKey, colkey);
            matFinal[i][j] = ((v != null) && (v.isNaN() == false)) ? v : 0.0f;
            j = j + 1;
        }
        i = i + 1;
    }
    return matFinal;
}

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From source file:eu.itesla_project.mcla.forecast_errors.FEAMatFileWriter.java

private MLDouble histoDataAsMLDouble(String name, ArrayTable<Integer, String, Float> histoData) {
    int rowsSize = histoData.rowKeySet().size();
    int colsSize = histoData.columnKeySet().size();
    MLDouble mlDouble = new MLDouble(name, new int[] { rowsSize, colsSize });
    int i = 0;/*from w w w .  j a va2 s.co  m*/
    for (Integer rowKey : histoData.rowKeyList()) {
        int j = 0;
        for (String colkey : histoData.columnKeyList()) {
            Float v = histoData.get(rowKey, colkey);
            mlDouble.set(new Double(v), i, j);
            j++;
        }
        i++;
    }
    return mlDouble;
}

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From source file:org.dishevelled.analysis.AnalysisUtils.java

/**
 * Convert the specified array table to a bit matrix.  Values in the returned bit
 * matrix will be set to true where a value exists in the specified array table
 * accepted by the specified predicate.// w  ww  .ja  v a  2  s.c o m
 *
 * @param <N> array table row and column key type
 * @param <E> array table value type
 * @param table array table to convert, must not be null
 * @param predicate array table value predicate, must not be null
 * @return the specified array table converted to a bit matrix
 */
public static <N, E> BitMatrix2D toBitMatrix(final ArrayTable<N, N, E> table,
        final UnaryPredicate<E> predicate) {
    if (table == null) {
        throw new IllegalArgumentException("table must not be null");
    }
    if (predicate == null) {
        throw new IllegalArgumentException("predicate must not be null");
    }
    int rows = table.rowKeyList().size();
    int columns = table.columnKeyList().size();
    BitMatrix2D bitMatrix = new BitMatrix2D(rows, columns);
    for (int row = 0; row < rows; row++) {
        for (int column = 0; column < columns; column++) {
            bitMatrix.set(row, column, predicate.test(table.at(row, column)));
        }
    }
    return bitMatrix;
}

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