Example usage for java.lang Integer Integer

Introduction

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

Prototype

@Deprecated(since = "9")
public Integer(String s) throws NumberFormatException

Source Link

Document

Constructs a newly allocated Integer object that represents the int value indicated by the String parameter.

Usage

From source file:Main.java

public static LinkedList<Integer> retrieveIntegerFromCursor(Cursor cursor, String columnName) {
    if (null == cursor || 0 == cursor.getCount()) {
        return new LinkedList<Integer>();
    }/*from  w  ww  .  j av a  2s.co m*/

    LinkedList<Integer> ids = new LinkedList<Integer>();

    try {
        for (cursor.moveToFirst(); !cursor.isAfterLast(); cursor.moveToNext()) {
            int id = cursor.getInt(cursor.getColumnIndexOrThrow(columnName));
            ids.add(new Integer(id));
        }
    } catch (Exception e) {
        //do nothing.
    } finally {
        cursor.close();
    }

    return ids;
}

From source file:Main.java

public static String formatXmlAsString(Document document) {

    StringWriter writer = new StringWriter();
    TransformerFactory factory = TransformerFactory.newInstance();

    try {//from   ww  w  .jav a2s  .c  om

        factory.setAttribute("indent-number", new Integer(2));
    } catch (IllegalArgumentException ex) {

    }

    try {

        Transformer transformer = factory.newTransformer();
        transformer.setOutputProperty(OutputKeys.INDENT, "yes");
        transformer.setOutputProperty(OutputKeys.OMIT_XML_DECLARATION, "yes");
        transformer.setOutputProperty("{http://xml.apache.org/xslt}indent-amount", "4");

        transformer.transform(new DOMSource(document), new StreamResult(writer));
    } catch (TransformerException ex) {

        throw new RuntimeException("Error formatting xml as pretty-printed string", ex);
    }

    return writer.toString();
}

From source file:Main.java

public static Integer convertInteger(String str) {
    int val = 0;
    try {/* w  ww .j a v  a2s .com*/
        val = Integer.parseInt(str);
    } catch (NumberFormatException ex) {
    }
    return new Integer(val);
}

From source file:Main.java

public static <T> Map<T, Integer> getCardinalityMap(final Collection<T> coll) {
    if (coll == null) {
        return null;
    }/*from w w w  .ja  va  2  s  .c  o  m*/

    Map<T, Integer> result = new HashMap<T, Integer>();
    Iterator<T> it = coll.iterator();
    while (it.hasNext()) {
        T t = it.next();
        Integer count = result.get(t);
        if (count == null) {
            result.put(t, ONE);
        } else {
            result.put(t, new Integer(count.intValue() + 1));
        }
    }
    return result;
}

From source file:Main.java

/**
 *
 * @param wd//from w w w  .  j a v a  2 s. c om
 * @return the hi byte.
 */
public static final byte hiByte(int wd) {
    return (new Integer(0xff & (wd >> 8)).byteValue());
}

From source file:Main.java

private static int[] distinct(int[] iValues) {
    Arrays.sort(iValues);//w w w  . j  a  va 2s . c  o  m
    List tempList = new ArrayList();
    tempList.add(new Integer(iValues[0]));
    for (int i = 1; i < iValues.length; i++) {
        if (iValues[i] != iValues[i - 1]) {
            tempList.add(new Integer(iValues[i]));
        }
    }
    int[] result = new int[tempList.size()];
    for (int i = 0; i < result.length; i++) {
        result[i] = ((Integer) tempList.get(i)).intValue();
    }
    return result;
}

From source file:Main.java

/**
 * Returs the low byte of an integer word.
 *
 * @param wd//  ww  w .  j  a  va  2s .c  o m
 * @return the low byte.
 */
public static final byte lowByte(int wd) {
    return (new Integer(0xff & wd).byteValue());
}

From source file:GetNumber.java

public static Number process(String s) {
    if (s.matches(".*[.dDeEfF]")) {
        try {//from  w w  w .  j a va  2 s .c  om
            double dValue = Double.parseDouble(s);
            System.out.println("It's a double: " + dValue);
            return new Double(dValue);
        } catch (NumberFormatException e) {
            System.out.println("Invalid a double: " + s);
            return NAN;
        }
    } else // did not contain . d e or f, so try as int.
        try {
            int iValue = Integer.parseInt(s);
            System.out.println("It's an int: " + iValue);
            return new Integer(iValue);
        } catch (NumberFormatException e2) {
            System.out.println("Not a number:" + s);
            return NAN;
        }
}

From source file:Main.java

public static Set<Integer> toSet(int... array) {
    if (isEmpty(array)) {
        return new HashSet<>(0);
    }//from w  ww  . ja  v  a  2  s. com
    Set<Integer> set = new HashSet<>(array.length);
    for (int I : array) {
        set.add(new Integer(I));
    }
    return set;
}

From source file:Main.java

/**
 * Decodes an Integer.//from   www.  j  a  v  a 2 s. c  om
 * 
 * @param xmlInteger
 *          the xmlInteger
 * @return a int
 */
public static int decodeInteger(String xmlInteger) {
    return new Integer(xmlInteger).intValue();
}