Examples with OptionalDouble java.util.OptionalDouble used on opensource projects

Example 6 with OptionalDouble

use of java.util.OptionalDouble in project jdk8u_jdk by JetBrains.

the class BasicDouble method testEmptyGet.

@Test(expectedExceptions = NoSuchElementException.class)
public void testEmptyGet() {
    OptionalDouble empty = OptionalDouble.empty();
    double got = empty.getAsDouble();
}

Example 7 with OptionalDouble

use of java.util.OptionalDouble in project jdk8u_jdk by JetBrains.

the class BasicDouble method testEmptyOrElseGetNull.

@Test(expectedExceptions = NullPointerException.class)
public void testEmptyOrElseGetNull() {
    OptionalDouble empty = OptionalDouble.empty();
    double got = empty.orElseGet(null);
}

Example 8 with OptionalDouble

use of java.util.OptionalDouble in project jdk8u_jdk by JetBrains.

the class BasicDouble method testEmptyOrElseThrow.

@Test(expectedExceptions = ObscureException.class)
public void testEmptyOrElseThrow() throws Exception {
    OptionalDouble empty = OptionalDouble.empty();
    double got = empty.orElseThrow(ObscureException::new);
}

Example 9 with OptionalDouble

use of java.util.OptionalDouble in project jgnash by ccavanaugh.

the class TableViewManager method getCalculatedColumnWidth.

/**
     * Determines the preferred width of the column including contents.
     *
     * @param column {@code TableColumn} to measure content
     * @return preferred width
     */
private double getCalculatedColumnWidth(final TableColumnBase<S, ?> column) {
    double maxWidth = 0;
    /* Collect all the unique cell items and remove null*/
    final Set<Object> cellItems = new HashSet<>();
    for (int i = 0; i < tableView.getItems().size(); i++) {
        cellItems.add(column.getCellData(i));
    }
    cellItems.remove(null);
    if (cellItems.size() > 0) {
        // don't try if there is no data or the stream function will throw an error
        final OptionalDouble max = cellItems.parallelStream().filter(Objects::nonNull).mapToDouble(o -> {
            final Format format = columnFormatFactory.get().call(column);
            return JavaFXUtils.getDisplayedTextWidth(format != null ? format.format(o) : o.toString(), column.getStyle());
        }).max();
        maxWidth = max.isPresent() ? max.getAsDouble() : 0;
    }
    //noinspection SuspiciousMethodCalls
    maxWidth = Math.max(maxWidth, Math.max(column.getMinWidth(), minimumColumnWidthFactory.get().call(tableView.getColumns().indexOf(column))));
    // header text width
    maxWidth = Math.max(maxWidth, JavaFXUtils.getDisplayedTextWidth(column.getText(), column.getStyle()) * BOLD_MULTIPLIER);
    return Math.ceil(maxWidth + COLUMN_PADDING);
}

Example 10 with OptionalDouble

use of java.util.OptionalDouble in project searchcode-server by boyter.

the class SearchcodeLib method isMinified.

/**
     * Determine if a List<String> which is used to represent a code file contains a code file that is
     * suspected to be minified. This is for the purposes of excluding it from the index.
     */
public boolean isMinified(List<String> codeLines, String fileName) {
    String lowerFileName = fileName.toLowerCase();
    for (String extension : this.WHITELIST) {
        if (lowerFileName.endsWith("." + extension)) {
            return false;
        }
    }
    OptionalDouble average = codeLines.stream().map(x -> x.trim().replace(" ", "")).mapToInt(String::length).average();
    if (average.isPresent() && average.getAsDouble() > this.MINIFIEDLENGTH) {
        return true;
    }
    return false;
}