Example usage for java.lang Byte intValue

Introduction

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

Prototype

public int intValue() 

Source Link

Document

Returns the value of this Byte as an int after a widening primitive conversion.

Usage

From source file:Main.java

public static void main(String[] args) {
    Byte byteObject = new Byte("10");

    int i = byteObject.intValue();
    System.out.println("int:" + i);

}

---

From source file:Main.java

public static void main(String[] args) {
    Byte bObj = new Byte("10");
    byte b = bObj.byteValue();
    System.out.println(b);//w  w w . j  av  a  2s.  c o  m
    short s = bObj.shortValue();
    System.out.println(s);
    int i = bObj.intValue();
    System.out.println(i);
    float f = bObj.floatValue();
    System.out.println(f);
    double d = bObj.doubleValue();
    System.out.println(d);
    long l = bObj.longValue();
    System.out.println(l);

}

---

From source file:Main.java

public static String byte2HexString(byte[] bytes) {
    String ret = "";
    if (bytes != null) {
        for (Byte b : bytes) {
            ret += String.format("%02X", b.intValue() & 0xFF);
        }/*from ww w .j  a v  a 2  s. c  om*/
    }
    return ret;
}

---

From source file:Main.java

/**
 * Convert an array of bytes into a string of hex values.
 * //from ww w.j  a  va  2  s . c om
 * @param bytes Bytes to convert.
 * @return The bytes in hex string format.
 */
public static String byte2HexString(byte[] bytes) {
    String ret = "";
    for (Byte b : bytes) {
        ret += String.format("%02X", b.intValue() & 0xFF);
    }
    return ret;
}

---

From source file:Main.java

public static int[] byte2int(byte[] src, int height, int width) {
    int dstLength = src.length;
    int[] dst = new int[dstLength];

    for (int i = 0; i < height; i++) {
        for (int j = 0; j < width; j++) {
            Byte b = new Byte(src[height * (143 - j) + i]);
            dst[(width * i) + j] = b.intValue() & 0x000000ff;
            if (dst[(width * i) + j] < 0) {
                System.out.println(dst[(width * i) + j]);
            }/*from w  w w.  j  a va 2  s .  co m*/
        }
    }
    return dst;
}

---

From source file:com.pfarrell.crypto.HmacUtil.java

/**
 * toHexes the given bytes array, and returns it.
 * @param buf input byte buffer//from  www  .  j  av  a 2 s .com
 * @return  hexified result
 */
public static String hexify(byte[] buf) {
    Preconditions.checkNotNull(buf);
    StringBuilder sb = new StringBuilder();
    for (int i = 0; i < buf.length; i++) {
        Byte b = new Byte(buf[i]);
        String s = Integer.toHexString(b.intValue());
        if (s.length() == 1)
            s = "0" + s;
        if (s.length() > 2)
            s = s.substring(s.length() - 2);
        sb.append(s);
    }
    return sb.toString();
}

---

From source file:wwutil.jsoda.DataUtil.java

/** Caller should handle custom valueType first before calling this.
 * E.g. DynamoDB's Set<String> and Set<long> fields are encoded as Multi-Value AttributeValue.
 */// w  w  w . j  a v a  2 s. co m
@SuppressWarnings("unchecked")
static String encodeValueToAttrStr(Object value, Class valueType) {
    if (value == null)
        return null; // Caller needs to handle null correctly, e.g. skip storing AttributeValue.

    if (valueType == String.class)
        return value.toString();

    // NOTE: Don't change encoding and padding once data have been created.  Different encoding will mess up sorting.
    // Stringify basic type and encode them for sorting.
    if (valueType == Byte.class || valueType == byte.class) {
        Byte casted = (Byte) ConvertUtils.convert(value, Byte.class);
        return SimpleDBUtils.encodeZeroPadding(casted.intValue(), 3); // 0-Padded for sorting
    } else if (valueType == Short.class || valueType == short.class) {
        Short casted = (Short) ConvertUtils.convert(value, Short.class);
        return SimpleDBUtils.encodeZeroPadding(casted.intValue(), 5); // 0-Padded for sorting
    } else if (valueType == Integer.class || valueType == int.class) {
        Integer casted = (Integer) ConvertUtils.convert(value, Integer.class);
        return SimpleDBUtils.encodeZeroPadding(casted.intValue(), 10); // 0-Padded for sorting
    } else if (valueType == Long.class || valueType == long.class) {
        Long casted = (Long) ConvertUtils.convert(value, Long.class);
        return SimpleDBUtils.encodeZeroPadding(casted.longValue(), 19); // 0-Padded for sorting
    } else if (valueType == Float.class || valueType == float.class) {
        Float casted = (Float) ConvertUtils.convert(value, Float.class);
        return SimpleDBUtils.encodeZeroPadding(casted.floatValue(), 16); // 0-Padded for sorting
    } else if (valueType == Double.class || valueType == double.class) {
        // SimpleDBUtils has no padding for double.  Just convert it to String.
        return value.toString();
    } else if (valueType == Boolean.class || valueType == boolean.class) {
        return value.toString();
    } else if (valueType == Character.class || valueType == char.class) {
        return value.toString();
    } else if (valueType == Date.class) {
        return SimpleDBUtils.encodeDate((Date) value);
    } else if (valueType.isEnum()) {
        return ((Enum) value).name();
    }

    // JSONify the rest.
    return toJson(value);
}

---

From source file:com.google.gsa.valve.saml.SAMLArtifactProcessor.java

/**
 * Generate a random Hex for creating the artifact
 * /*from  www  .ja v a2  s .  c  o  m*/
 * @param size artifact size
 * 
 * @return random number
 */
public static String createRandomHexString(int size) {
    byte[] bytes = new byte[size];
    randomGenerator.nextBytes(bytes);
    StringBuilder sb = new StringBuilder(bytes.length * 2);
    for (int i = 0; i < bytes.length; i++) {
        Byte aByte = new Byte(bytes[i]);
        int intVal = Math.abs(aByte.intValue());
        sb.append(Integer.toHexString(intVal));
    }
    return sb.toString();
}

---

From source file:com.github.jessemull.microflex.util.IntegerUtil.java

/**
 * Safely converts a number to an integer. Loss of precision may occur. Throws
 * an arithmetic exception upon overflow.
 * @param    Object    number to parse/*from  w ww . j a  v a 2 s.  co m*/
 * @return             parsed number
 * @throws   ArithmeticException    on overflow
 */
public static int toInteger(Object obj) {

    /* Switch on class and convert to an int */

    String type = obj.getClass().getSimpleName();
    int parsed;

    switch (type) {

    case "Byte":
        Byte by = (Byte) obj;
        parsed = by.intValue();
        break;

    case "Short":
        Short sh = (Short) obj;
        parsed = sh.intValue();
        break;

    case "Integer":
        Integer in = (Integer) obj;
        parsed = in.intValue();
        break;

    case "Long":
        Long lo = (Long) obj;
        if (!OverFlowUtil.intOverflow(lo)) {
            throw new ArithmeticException("Overflow casting " + obj + " to an int.");
        }
        parsed = lo.intValue();
        break;

    case "Float":
        Float fl = (Float) obj;
        if (!OverFlowUtil.intOverflow(fl)) {
            throw new ArithmeticException("Overflow casting " + obj + " to an int.");
        }
        parsed = fl.intValue();
        break;

    case "BigInteger":
        BigInteger bi = (BigInteger) obj;
        if (!OverFlowUtil.intOverflow(bi)) {
            throw new ArithmeticException("Overflow casting " + obj + " to an int.");
        }
        parsed = bi.intValue();
        break;

    case "BigDecimal":
        BigDecimal bd = (BigDecimal) obj;
        if (!OverFlowUtil.intOverflow(bd)) {
            throw new ArithmeticException("Overflow casting " + obj + " to an int.");
        }
        parsed = bd.intValue();
        break;

    case "Double":
        Double db = (Double) obj;
        if (!OverFlowUtil.intOverflow(db)) {
            throw new ArithmeticException("Overflow casting " + obj + " to an int.");
        }
        parsed = db.intValue();
        break;

    default:
        throw new IllegalArgumentException(
                "Invalid type: " + type + "\nData values " + "must extend the abstract Number class.");

    }

    return parsed;
}

---

From source file:com.github.jessemull.microflex.util.IntegerUtil.java

/**
 * Safely converts a number to an integer. Loss of precision may occur. Throws
 * an arithmetic exception upon overflow.
 * @param    Number    number to parse//from  w  ww .j a v a2  s  . com
 * @return             parsed number
 * @throws   ArithmeticException    on overflow
 */
public static int toInteger(Number number) {

    /* Switch on class and convert to an int */

    String type = number.getClass().getSimpleName();
    int parsed;

    switch (type) {

    case "Byte":
        Byte by = (Byte) number;
        parsed = by.intValue();
        break;

    case "Short":
        Short sh = (Short) number;
        parsed = sh.intValue();
        break;

    case "Integer":
        Integer in = (Integer) number;
        parsed = in.intValue();
        break;

    case "Long":
        Long lo = (Long) number;
        if (!OverFlowUtil.intOverflow(lo)) {
            throw new ArithmeticException("Overflow casting " + number + " to an int.");
        }
        parsed = lo.intValue();
        break;

    case "Float":
        Float fl = (Float) number;
        if (!OverFlowUtil.intOverflow(fl)) {
            throw new ArithmeticException("Overflow casting " + number + " to an int.");
        }
        parsed = fl.intValue();
        break;

    case "BigInteger":
        BigInteger bi = (BigInteger) number;
        if (!OverFlowUtil.intOverflow(bi)) {
            throw new ArithmeticException("Overflow casting " + number + " to an int.");
        }
        parsed = bi.intValue();
        break;

    case "BigDecimal":
        BigDecimal bd = (BigDecimal) number;
        if (!OverFlowUtil.intOverflow(bd)) {
            throw new ArithmeticException("Overflow casting " + number + " to an int.");
        }
        parsed = bd.intValue();
        break;

    case "Double":
        Double db = (Double) number;
        if (!OverFlowUtil.intOverflow(db)) {
            throw new ArithmeticException("Overflow casting " + number + " to an int.");
        }
        parsed = db.intValue();
        break;

    default:
        throw new IllegalArgumentException(
                "Invalid type: " + type + "\nData values " + "must extend the abstract Number class.");

    }

    return parsed;
}

---

• «
• 1
• 2
• 3
• »