Example usage for java.lang IllegalArgumentException IllegalArgumentException

Introduction

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

Prototype

public IllegalArgumentException()

Source Link

Document

Constructs an IllegalArgumentException with no detail message.

Usage

From source file:Main.java

public static boolean containsDuplicates(Collection<?> coll) {
    if (coll == null)
        throw new IllegalArgumentException();

    Set<Object> set = new HashSet<>(coll);

    return set.size() != coll.size();
}

From source file:Main.java

public static ShortBuffer makeShortBuffer(short[] array) {
    if (array == null)
        throw new IllegalArgumentException();

    ByteBuffer byteBuffer = ByteBuffer.allocateDirect(2 * array.length);
    byteBuffer.order(ByteOrder.nativeOrder());
    ShortBuffer shortBuffer = byteBuffer.asShortBuffer();
    shortBuffer.put(array);//from   w w w  . j ava2  s. co m
    shortBuffer.position(0);
    return shortBuffer;
}

From source file:Main.java

static public boolean containsCaseInsensitive(Collection<String> items, final String queryItem)
        throws IllegalArgumentException {

    if (items == null || queryItem == null) {
        throw new IllegalArgumentException();
    }//from  w ww  .ja v a  2s.  co  m

    for (String item : items) {
        if (queryItem.equalsIgnoreCase(item)) {
            return true;
        }
    }

    return false;
}

From source file:Main.java

private static int hex2Dec(char hexChar) {
    if (hexChar >= '0' && hexChar <= '9') {
        return hexChar - '0';
    } else if (hexChar >= 'A' && hexChar <= 'F') {
        return hexChar - 'A' + 10;
    } else {/* www  .  j a va2  s. c o m*/
        throw new IllegalArgumentException();
    }
}

From source file:com.bstek.dorado.idesupport.StandaloneRuleSetExporter.java

public static void main(String[] args) throws Exception {
    String ruleSetFile = null;//w  w  w  .  ja  v a 2s.  c  o m
    String doradoHome = null;
    if (args.length >= 2) {
        ruleSetFile = args[0];
        doradoHome = args[1];
    } else {
        throw new IllegalArgumentException();
    }

    if (StringUtils.isEmpty(doradoHome)) {
        doradoHome = System.getenv("DORADO_HOME");
    }

    StandaloneRuleSetExporter instance = new StandaloneRuleSetExporter(doradoHome);

    FileOutputStream fos = new FileOutputStream(ruleSetFile);
    PrintWriter writer = new PrintWriter(new OutputStreamWriter(fos, Constants.DEFAULT_CHARSET));
    try {
        instance.exportRuleSet(writer);
    } finally {
        writer.flush();
        writer.close();
        fos.close();
    }
}

From source file:Main.java

/**
 * Rounds a double via passed in amount and places
 * @param value// w w  w  .  ja v  a  2  s.  c o m
 * @param places
 * @return
 */
public static double round(double value, int places) {
    if (places < 0)
        throw new IllegalArgumentException();

    BigDecimal bd = new BigDecimal(value);
    bd = bd.setScale(places, RoundingMode.HALF_UP);
    return bd.doubleValue();
}

From source file:Main.java

/**
 * Rounds a double up via passed in amount and places
 * @param value//  ww  w .  j a v a 2 s  . co m
 * @param places
 * @return
 */
public static double roundUp(double value, int places) {
    if (places < 0)
        throw new IllegalArgumentException();

    BigDecimal bd = new BigDecimal(value);
    bd = bd.setScale(places, RoundingMode.CEILING);
    return bd.doubleValue();
}

From source file:Main.java

/**
 * Rounds a double down via passed in amount and places
 * @param value// w  w w. jav a2s.  c om
 * @param places
 * @return
 */
public static double roundDown(double value, int places) {
    if (places < 0)
        throw new IllegalArgumentException();

    BigDecimal bd = new BigDecimal(value);
    bd = bd.setScale(places, RoundingMode.FLOOR);
    return bd.doubleValue();
}

From source file:Main.java

public static double dot(double[] v1, float[] v2) {
    if (v1.length != v2.length) {
        throw new IllegalArgumentException();
    }//from  ww  w .  ja v a  2s.com
    double dot = 0.0;
    for (int i = 0; i < v1.length; i++) {
        dot += v1[i] * v2[i];
    }
    return dot;
}

From source file:Main.java

/**
 * Creates temporary file in external storage, or in case when extrnal storage is not available
 * temporary file is created in the internal storage.
 * @param context - Context//from   w w  w .  j a v  a2s .c  o m
 * @return instance of java.io.File or null if error occured.
 */
public static File createTempFile(Context context) {
    if (context == null)
        throw new IllegalArgumentException();

    File saveToDir = context.getExternalCacheDir();

    if (saveToDir == null) {
        saveToDir = context.getCacheDir();
    }

    File tempFile = null;

    try {
        tempFile = File.createTempFile("parrot", "", saveToDir);
    } catch (IOException e) {
        e.printStackTrace();
        return null;
    }

    return tempFile;
}