Example usage for java.lang Math max

Introduction

In this page you can find the example usage for java.lang Math max.

Prototype

@HotSpotIntrinsicCandidate
public static double max(double a, double b) 

Source Link

Document

Returns the greater of two double values.

Usage

From source file:Main.java

/**
 * Make UNION operation between 2 {@link Collection}
 *
 * @param a/*from  ww w .  ja  v  a2 s  . c o  m*/
 * @param b
 * @return
 */
@SuppressWarnings({ "rawtypes", "unchecked" })
public static Collection union(final Collection a, final Collection b) {
    final ArrayList list = new ArrayList();
    final Map mapa = getCardinalityMap(a);
    final Map mapb = getCardinalityMap(b);
    final Set elts = new LinkedHashSet(a);
    elts.addAll(b);
    final Iterator it = elts.iterator();
    while (it.hasNext()) {
        final Object obj = it.next();
        for (int i = 0, m = Math.max(getFreq(obj, mapa), getFreq(obj, mapb)); i < m; i++) {
            list.add(obj);
        }
    }
    return list;
}

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From source file:Main.java

public static float clamp(final float num, final float bound1, final float bound2) {
    final float max = Math.max(bound1, bound2), min = Math.min(bound1, bound2);
    return Math.max(Math.min(num, max), min);
}

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From source file:Main.java

/**
 * Test a value in specified range, returning minimum if it's below, and maximum if it's above
 *
 * @param value Value to test/*  ww  w  .j  a v a2s. c o m*/
 * @param min   Minimum value of range
 * @param max   Maximum value of range
 * @return value if it's between min and max, min if it's below, max if it's above
 */
public static float clamp(float value, float min, float max) {
    return Math.max(min, Math.min(max, value));
}

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From source file:fr.inria.atlanmod.instantiator.neoEMF.Launcher.java

public static void main(String[] args) throws GenerationException, IOException {

    ResourceSetImpl resourceSet = new ResourceSetImpl();
    { // initializing the registry

        resourceSet.getResourceFactoryRegistry().getExtensionToFactoryMap().put(EcorePackage.eNS_PREFIX,
                new EcoreResourceFactoryImpl());
        resourceSet.getResourceFactoryRegistry().getExtensionToFactoryMap()
                .put(Resource.Factory.Registry.DEFAULT_EXTENSION, new XMIResourceFactoryImpl());
        resourceSet.getResourceFactoryRegistry().getProtocolToFactoryMap().put(NeoEMFURI.NEOEMF_HBASE_SCHEME,
                NeoEMFResourceFactory.eINSTANCE);

    }/*from  ww  w . jav a2s  .  c o  m*/

    Options options = new Options();

    configureOptions(options);

    CommandLineParser parser = new GnuParser();

    try {
        CommandLine commandLine = parser.parse(options, args);

        String epackage_class = commandLine.getOptionValue(E_PACKAGE_CLASS);

        LOGGER.info("Start loading the package");
        Class<?> inClazz = Launcher.class.getClassLoader().loadClass(epackage_class);
        EPackage _package = (EPackage) inClazz.getMethod("init").invoke(null);

        Resource metamodelResource = new XMIResourceImpl(URI.createFileURI("dummy"));
        metamodelResource.getContents().add(_package);
        LOGGER.info("Finish loading the package");

        int size = Launcher.DEFAULT_AVERAGE_MODEL_SIZE;
        if (commandLine.hasOption(SIZE)) {
            Number number = (Number) commandLine.getParsedOptionValue(SIZE);
            size = (int) Math.min(Integer.MAX_VALUE, number.longValue());
        }

        float variation = Launcher.DEFAULT_DEVIATION;
        if (commandLine.hasOption(VARIATION)) {
            Number number = (Number) commandLine.getParsedOptionValue(VARIATION);
            if (number.floatValue() < 0.0f || number.floatValue() > 1.0f) {
                throw new ParseException(MessageFormat.format("Invalid value for option -{0}: {1}", VARIATION,
                        number.floatValue()));
            }
            variation = number.floatValue();
        }

        float propVariation = Launcher.DEFAULT_DEVIATION;
        if (commandLine.hasOption(PROP_VARIATION)) {
            Number number = (Number) commandLine.getParsedOptionValue(PROP_VARIATION);
            if (number.floatValue() < 0.0f || number.floatValue() > 1.0f) {
                throw new ParseException(MessageFormat.format("Invalid value for option -{0}: {1}",
                        PROP_VARIATION, number.floatValue()));
            }
            propVariation = number.floatValue();
        }

        long seed = System.currentTimeMillis();
        if (commandLine.hasOption(SEED)) {
            seed = ((Number) commandLine.getParsedOptionValue(SEED)).longValue();
        }

        Range<Integer> range = Range.between(Math.round(size * (1 - variation)),
                Math.round(size * (1 + variation)));

        GenericMetamodelConfig config = new GenericMetamodelConfig(metamodelResource, range, seed);
        GenericMetamodelGenerator modelGen = new GenericMetamodelGenerator(config);

        if (commandLine.hasOption(OUTPUT_PATH)) {
            String outDir = commandLine.getOptionValue(OUTPUT_PATH);
            //java.net.URI intermediateURI = java.net.URI.create(outDir);
            modelGen.setSamplesPath(outDir);
        }

        int numberOfModels = 1;
        if (commandLine.hasOption(N_MODELS)) {
            numberOfModels = ((Number) commandLine.getParsedOptionValue(N_MODELS)).intValue();
        }

        int valuesSize = GenericMetamodelConfig.DEFAULT_AVERAGE_VALUES_LENGTH;
        if (commandLine.hasOption(VALUES_SIZE)) {
            Number number = (Number) commandLine.getParsedOptionValue(VALUES_SIZE);
            valuesSize = (int) Math.min(Integer.MAX_VALUE, number.longValue());
        }

        int referencesSize = GenericMetamodelConfig.DEFAULT_AVERAGE_REFERENCES_SIZE;
        if (commandLine.hasOption(VALUES_SIZE)) {
            Number number = (Number) commandLine.getParsedOptionValue(DEGREE);
            referencesSize = (int) Math.min(Integer.MAX_VALUE, number.longValue());
        }

        config.setValuesRange(Math.round(valuesSize * (1 - propVariation)),
                Math.round(valuesSize * (1 + propVariation)));

        config.setReferencesRange(Math.round(referencesSize * (1 - propVariation)),
                Math.round(referencesSize * (1 + propVariation)));

        config.setPropertiesRange(Math.round(referencesSize * (1 - propVariation)),
                Math.round(referencesSize * (1 + propVariation)));

        long start = System.currentTimeMillis();
        modelGen.runGeneration(resourceSet, numberOfModels, size, variation);
        long end = System.currentTimeMillis();
        LOGGER.info(
                MessageFormat.format("Generation finished after {0} s", Long.toString((end - start) / 1000)));

        if (commandLine.hasOption(DIAGNOSE)) {
            for (Resource resource : resourceSet.getResources()) {
                LOGGER.info(
                        MessageFormat.format("Requested validation for resource ''{0}''", resource.getURI()));
                BasicDiagnostic diagnosticChain = diagnoseResource(resource);
                if (!isFailed(diagnosticChain)) {
                    LOGGER.info(MessageFormat.format("Result of the diagnosis of resurce ''{0}'' is ''OK''",
                            resource.getURI()));
                } else {
                    LOGGER.severe(MessageFormat.format("Found ''{0}'' error(s) in the resource ''{1}''",
                            diagnosticChain.getChildren().size(), resource.getURI()));
                    for (Diagnostic diagnostic : diagnosticChain.getChildren()) {
                        LOGGER.fine(diagnostic.getMessage());
                    }
                }
            }
            LOGGER.info("Validation finished");
        }

    } catch (ParseException e) {
        System.err.println(e.getLocalizedMessage());
        HelpFormatter formatter = new HelpFormatter();
        formatter.setOptionComparator(new OptionComarator<Option>());
        try {
            formatter.setWidth(Math.max(Terminal.getTerminal().getTerminalWidth(), 80));
        } catch (Throwable t) {
            LOGGER.warning("Unable to get console information");
        }
        ;
        formatter.printHelp("java -jar <this-file.jar>", options, true);
        System.exit(ERROR);
    } catch (ClassNotFoundException t) {
        System.err.println("ERROR: Unable to load class" + t.getLocalizedMessage());
        StringWriter stringWriter = new StringWriter();
        t.printStackTrace(new PrintWriter(stringWriter));
        System.err.println(stringWriter.toString());
    } catch (Throwable t) {
        System.err.println("ERROR: " + t.getLocalizedMessage());
        StringWriter stringWriter = new StringWriter();
        t.printStackTrace(new PrintWriter(stringWriter));
        System.err.println(t);
        LOGGER.severe(stringWriter.toString());
        System.exit(ERROR);
    }
}

---

From source file:Main.java

/** @see http://stackoverflow.com/questions/477572/android-strange-out-of-memory-issue */
public static int getSampleSize(Context context, Uri uri, float maxSize) {
    BitmapFactory.Options options = new BitmapFactory.Options();
    options.inJustDecodeBounds = true;/* w w  w.ja  va  2 s  .  co m*/
    if (uri.getScheme().equals(ContentResolver.SCHEME_CONTENT)) {
        try {
            InputStream stream = context.getContentResolver().openInputStream(uri);
            BitmapFactory.decodeStream(stream, null, options);
            stream.close();
        } catch (Exception e) {
            e.printStackTrace();
        }
    } else
        BitmapFactory.decodeFile(uri.getPath(), options);
    int longSide = Math.max(options.outHeight, options.outWidth);
    return getSampleSize(longSide, maxSize);
}

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From source file:Main.java

static long calculateApiDiskCacheSize(File dir) {
    long size = MIN_DISK_API_CACHE_SIZE;

    try {//from  ww  w  .jav a2 s  .c  o m
        StatFs statFs = new StatFs(dir.getAbsolutePath());
        long available;
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2) {
            available = statFs.getBlockCountLong() * statFs.getBlockSizeLong();
        } else {
            available = ((long) statFs.getBlockCount()) * statFs.getBlockSize();
        }
        // Target 2% of the total space.
        size = available / 50;
    } catch (IllegalArgumentException ignored) {
    }

    // Bound inside min/max size for disk cache.
    return Math.max(Math.min(size, MAX_DISK_API_CACHE_SIZE), MIN_DISK_API_CACHE_SIZE);
}

---

From source file:Main.java

/**
 * Make UNION operation between 2 {@link Collection}
 * // www.j  av  a 2  s .  co  m
 * @param a
 * @param b
 * @return
 */
@SuppressWarnings({ "rawtypes", "unchecked" })
public static Collection union(final Collection a, final Collection b) {
    ArrayList list = new ArrayList();
    Map mapa = getCardinalityMap(a);
    Map mapb = getCardinalityMap(b);
    Set elts = new LinkedHashSet(a);
    elts.addAll(b);
    Iterator it = elts.iterator();
    while (it.hasNext()) {
        Object obj = it.next();
        for (int i = 0, m = Math.max(getFreq(obj, mapa), getFreq(obj, mapb)); i < m; i++) {
            list.add(obj);
        }
    }
    return list;
}

---

From source file:bwem.util.Utils.java

public static int queenWiseNorm(final int dx, final int dy) {
    return Math.max(Math.abs(dx), Math.abs(dy));
}

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From source file:Main.java

public static Bitmap resizeDownIfTooBig(Bitmap bitmap, int targetSize, boolean recycle) {
    int srcWidth = bitmap.getWidth();
    int srcHeight = bitmap.getHeight();
    float scale = Math.max((float) targetSize / srcWidth, (float) targetSize / srcHeight);
    if (scale > 0.5f)
        return bitmap;
    return resizeBitmapByScale(bitmap, scale, recycle);
}

---

From source file:Main.java

public static int computeMaxActiveApplicationsPerUser(int maxActiveApplications, int userLimit,
        float userLimitFactor) {
    return Math.max((int) Math.ceil(maxActiveApplications * (userLimit / 100.0f) * userLimitFactor), 1);
}

---

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