Examples with BiPredicate java.util.function.BiPredicate used on opensource projects

Example 6 with BiPredicate

use of java.util.function.BiPredicate in project cassandra by apache.

the class CustomClassLoader method addClassPath.

public void addClassPath(File dir) {
    if (dir == null || !dir.exists())
        return;
    BiPredicate<File, String> filter = (ignore, name) -> name.endsWith(".jar");
    for (File inputJar : dir.tryList(filter)) {
        File lib = new File(FileUtils.getTempDir(), "lib");
        if (!lib.exists()) {
            lib.tryCreateDirectory();
            lib.deleteOnExit();
        }
        File out = FileUtils.createTempFile("cassandra-", ".jar", lib);
        out.deleteOnExit();
        logger.info("Loading new jar {}", inputJar.absolutePath());
        try {
            copy(inputJar.toPath(), out.toPath());
            addURL(out.toPath().toUri().toURL());
        } catch (IOException ex) {
            throw new FSWriteError(ex, out);
        }
    }
}

Example 7 with BiPredicate

use of java.util.function.BiPredicate in project cassandra by apache.

the class CQLSSTableWriterTest method testSyncWithinPartition.

@Test
public void testSyncWithinPartition() throws Exception {
    // Check that the write respect the buffer size even if we only insert rows withing the same partition (#7360)
    // To do that simply, we use a writer with a buffer of 1MiB, and write 2 rows in the same partition with a value
    // > 1MiB and validate that this created more than 1 sstable.
    String schema = "CREATE TABLE " + qualifiedTable + " (" + "  k int PRIMARY KEY," + "  v blob" + ")";
    String insert = "INSERT INTO " + qualifiedTable + " (k, v) VALUES (?, ?)";
    CQLSSTableWriter writer = CQLSSTableWriter.builder().inDirectory(dataDir).using(insert).forTable(schema).withBufferSizeInMiB(1).build();
    ByteBuffer val = ByteBuffer.allocate(1024 * 1050);
    writer.addRow(0, val);
    writer.addRow(1, val);
    writer.close();
    BiPredicate<File, String> filterDataFiles = (dir, name) -> name.endsWith("-Data.db");
    assert dataDir.tryListNames(filterDataFiles).length > 1 : Arrays.toString(dataDir.tryListNames(filterDataFiles));
}

Example 8 with BiPredicate

use of java.util.function.BiPredicate in project j2objc by google.

the class BiPredicateTest method testAnd.

public void testAnd() throws Exception {
    Object arg1 = "one";
    Object arg2 = "two";
    AtomicBoolean alwaysTrueInvoked = new AtomicBoolean(false);
    AtomicBoolean alwaysTrue2Invoked = new AtomicBoolean(false);
    AtomicBoolean alwaysFalseInvoked = new AtomicBoolean(false);
    AtomicBoolean alwaysFalse2Invoked = new AtomicBoolean(false);
    AtomicBoolean[] invocationState = { alwaysTrueInvoked, alwaysTrue2Invoked, alwaysFalseInvoked, alwaysFalse2Invoked };
    BiPredicate<Object, Object> alwaysTrue = (x, y) -> {
        alwaysTrueInvoked.set(true);
        assertSame(arg1, x);
        assertSame(arg2, y);
        return true;
    };
    BiPredicate<Object, Object> alwaysTrue2 = (x, y) -> {
        alwaysTrue2Invoked.set(true);
        assertSame(arg1, x);
        assertSame(arg2, y);
        return true;
    };
    BiPredicate<Object, Object> alwaysFalse = (x, y) -> {
        alwaysFalseInvoked.set(true);
        assertSame(arg1, x);
        assertSame(arg2, y);
        return false;
    };
    BiPredicate<Object, Object> alwaysFalse2 = (x, y) -> {
        alwaysFalse2Invoked.set(true);
        assertSame(arg1, x);
        assertSame(arg2, y);
        return false;
    };
    // true && true
    resetToFalse(invocationState);
    assertTrue(alwaysTrue.and(alwaysTrue2).test(arg1, arg2));
    assertTrue(alwaysTrueInvoked.get() && alwaysTrue2Invoked.get());
    // true && false
    resetToFalse(invocationState);
    assertFalse(alwaysTrue.and(alwaysFalse).test(arg1, arg2));
    assertTrue(alwaysTrueInvoked.get() && alwaysFalseInvoked.get());
    // false && false
    resetToFalse(invocationState);
    assertFalse(alwaysFalse.and(alwaysFalse2).test(arg1, arg2));
    assertTrue(alwaysFalseInvoked.get() && !alwaysFalse2Invoked.get());
    // false && true
    resetToFalse(invocationState);
    assertFalse(alwaysFalse.and(alwaysTrue).test(arg1, arg2));
    assertTrue(alwaysFalseInvoked.get() && !alwaysTrueInvoked.get());
}

Example 9 with BiPredicate

use of java.util.function.BiPredicate in project j2objc by google.

the class BiPredicateTest method testOr.

public void testOr() throws Exception {
    Object arg1 = "one";
    Object arg2 = "two";
    AtomicBoolean alwaysTrueInvoked = new AtomicBoolean(false);
    AtomicBoolean alwaysTrue2Invoked = new AtomicBoolean(false);
    AtomicBoolean alwaysFalseInvoked = new AtomicBoolean(false);
    AtomicBoolean alwaysFalse2Invoked = new AtomicBoolean(false);
    AtomicBoolean[] invocationState = { alwaysTrueInvoked, alwaysTrue2Invoked, alwaysFalseInvoked, alwaysFalse2Invoked };
    BiPredicate<Object, Object> alwaysTrue = (x, y) -> {
        alwaysTrueInvoked.set(true);
        assertSame(arg1, x);
        assertSame(arg2, y);
        return true;
    };
    BiPredicate<Object, Object> alwaysTrue2 = (x, y) -> {
        alwaysTrue2Invoked.set(true);
        assertSame(arg1, x);
        assertSame(arg2, y);
        return true;
    };
    BiPredicate<Object, Object> alwaysFalse = (x, y) -> {
        alwaysFalseInvoked.set(true);
        assertSame(arg1, x);
        assertSame(arg2, y);
        return false;
    };
    BiPredicate<Object, Object> alwaysFalse2 = (x, y) -> {
        alwaysFalse2Invoked.set(true);
        assertSame(arg1, x);
        assertSame(arg2, y);
        return false;
    };
    // true || true
    resetToFalse(invocationState);
    assertTrue(alwaysTrue.or(alwaysTrue2).test(arg1, arg2));
    assertTrue(alwaysTrueInvoked.get() && !alwaysTrue2Invoked.get());
    // true || false
    resetToFalse(invocationState);
    assertTrue(alwaysTrue.or(alwaysFalse).test(arg1, arg2));
    assertTrue(alwaysTrueInvoked.get() && !alwaysFalseInvoked.get());
    // false || false
    resetToFalse(invocationState);
    assertFalse(alwaysFalse.or(alwaysFalse2).test(arg1, arg2));
    assertTrue(alwaysFalseInvoked.get() && alwaysFalse2Invoked.get());
    // false || true
    resetToFalse(invocationState);
    assertTrue(alwaysFalse.or(alwaysTrue).test(arg1, arg2));
    assertTrue(alwaysFalseInvoked.get() && alwaysTrueInvoked.get());
}

Example 10 with BiPredicate

use of java.util.function.BiPredicate in project GDSC-SMLM by aherbert.

the class TcPalmAnalysis method analyseRois.

/**
 * Analyses all the ROIs in the ROI manager.
 *
 * @param event the event
 */
private void analyseRois(ActionEvent event) {
    final RoiManager manager = RoiManager.getInstance();
    if (manager == null) {
        IJ.error(TITLE, "ROI manager is not open");
        return;
    }
    final LocalList<Roi> rois = Arrays.stream(manager.getRoisAsArray()).filter(Roi::isArea).collect(LocalCollectors.toLocalList());
    if (rois.isEmpty()) {
        IJ.error(TITLE, "No area ROIs");
        return;
    }
    // Check for overlaps.
    if (!settings.getDisableOverlapCheck() && anyOverlap(rois)) {
        final GenericDialog gd = new GenericDialog(TITLE);
        gd.addMessage(TextUtils.wrap("WARNING - Bounding rectangles of ROIs overlap. You can verify " + "the ROIs on the image using the ROI manager 'Show all' function.", 80));
        gd.setOKLabel("Continue");
        gd.showDialog();
        if (gd.wasCanceled()) {
            return;
        }
    }
    // For each ROI:
    // - Extract the current groups
    // - Build the cumulative count plot
    // - Identify the bursts
    // - Extract ClusterData for each burst
    final TcPalmAnalysisSettings settings = this.settings.build();
    final LocalList<ClusterData> allClusters = rois.parallelStream().map(roi -> {
        final Rectangle2D scaledBounds = createScaledBounds(roi);
        final BiPredicate<ClusterData, Rectangle2D> filter = createSelectionFilter(roi, settings);
        // Filter all cluster groups
        final LocalList<ClusterData> clusters = new LocalList<>();
        clusterData.forEach(c -> {
            if (filter.test(c, scaledBounds)) {
                clusters.add(c);
            }
        });
        // Extract activation bursts
        final CumulativeCountData countData = createCumulativeCountData(clusters, false);
        final LocalList<int[]> bursts = runBurstAnalysis(settings, countData);
        final LocalList<LocalList<PeakResult>> burstLocalisations = createBurstLocalisations(clusters, bursts);
        clusters.clear();
        burstLocalisations.forEach(list -> {
            final ClusterData d = new ClusterData(clusters.size() + 1, list);
            // Save this for analysis
            d.sourceRoi = roi;
            d.getArea();
            clusters.add(d);
        });
        return clusters;
    }).collect(LocalList::new, LocalList::addAll, LocalList::addAll);
    // Reorder
    final Counter count = new Counter();
    allClusters.forEach(c -> c.id = count.incrementAndGet());
    // Display in a table
    final ClusterDataTableModelFrame frame = createAllClustersTable();
    frame.getModel().setData(allClusters, dataCalibration);
    // Allow the results to be repeated
    frame.selectedAction = clusters -> {
        // Expecting a single cluster. No clusters occurs when the table (and selection) is cleared.
        if (clusters.size() == 1) {
            final ClusterData c = clusters.get(0);
            // Push the correct ROI and settings to the analysis action.
            // We do not directly update the ROI or dialog settings as
            // these trigger events that are processed to add work with a delay.
            // Updating them at the end should generate events that are
            // ignored when finally executed as the ROI/settings should be the same.
            addWork(0, c.sourceRoi, settings, () -> {
                // When analysis has finished update the settings and image ROI.
                image.getImagePlus().setRoi(c.sourceRoi);
                darkTimeToleranceTextField.setText(Integer.toString(settings.getDarkTimeTolerance()));
                minClusterSizeTextField.setText(Integer.toString(settings.getMinClusterSize()));
                // When analysis has finished the cluster should be selected in the
                // current clusters table.
                final ClusterDataTableModelFrame currentClusters = currentClustersTable.get();
                if (currentClusters != null) {
                    currentClusters.select(c);
                }
            });
        }
    };
    // Show histogram of cluster size/duration
    reportAnalysis(settings, allClusters, dataCalibration);
    // Save clusters to memory
    final Trace[] traces = allClusters.stream().map(c -> {
        final Trace t = new Trace();
        t.setId(c.id);
        c.results.forEach(t::add);
        return t;
    }).toArray(Trace[]::new);
    TraceMolecules.saveResults(results, traces, "TC PALM");
    IJ.showStatus(TITLE + ": " + TextUtils.pleural(allClusters.size(), "cluster"));
}