Example usage for java.lang Integer toHexString

Introduction

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

Prototype

public static String toHexString(int i)

Source Link

Document

Returns a string representation of the integer argument as an unsigned integer in base 16.

Usage

From source file:com.cloud.utils.NumbersUtil.java

/**
 * Converts a byte array to a hex readable string.
 **///w w w  .  j a v a 2  s  .  c  om
public static String bytesToString(byte[] data, int start, int end) {
    StringBuilder buf = new StringBuilder();
    if (end > data.length) {
        end = data.length;
    }
    for (int i = start; i < end; i++) {
        buf.append(" ");
        buf.append(Integer.toHexString(data[i] & 0xff));
    }
    return buf.toString();
}

From source file:Main.java

public static String printQuoted(String s) {
    /* this method quotes xml(!!) attribute values which may not
       contain any of the following literal chars  & < " 
       if they are enclosed in double-quotes ", if the quoting is
       ' then double-quotes are legal, but ' must be quoted. we
       assume double-quotes here though. /sr */
    // pre-quote linefeeds
    s = quoteString(s);/*w  w w .j av a2s.  c  o  m*/

    // Quote other harmful characters
    StringBuffer bf = new StringBuffer();
    for (int i = 0, j = s.length(); i < j; ++i) {
        char c = s.charAt(i);
        switch (c) {
        case '&':
        case '<':
        case '"':
            bf.append("&#x"); //$NON-NLS-1$
            bf.append(Integer.toHexString(c));
            bf.append(';');
            break;

        default:
            bf.append(c);
        }
    }
    return bf.toString();
}

From source file:com.amazonaws.mobileconnectors.pinpoint.internal.core.util.JSONBuilder.java

public JSONBuilder(Object component) {
    if (null != component) {
        this.withAttribute("class", component.getClass().getName());
        this.withAttribute("hashCode", Integer.toHexString(component.hashCode()));
    }/*w w w . j  a va  2 s  .c  o m*/
}

From source file:com.DPFaragir.DPFUtils.java

public static String bytesToHex(byte[] bytes) {
    StringBuilder sbuf = new StringBuilder();
    for (int idx = 0; idx < bytes.length; idx++) {
        int intVal = bytes[idx] & 0xff;
        if (intVal < 0x10)
            sbuf.append("0");
        sbuf.append(Integer.toHexString(intVal).toUpperCase());
    }//from  w  ww .  j  a  v a 2 s .c o  m
    return sbuf.toString();
}

From source file:Uuid32Generator.java

public String generate() {
    StringBuilder strRetVal = new StringBuilder();
    String strTemp;//from w w w  .  j  a  va2  s . co  m
    try {
        // IPAddress segment
        InetAddress addr = InetAddress.getLocalHost();
        byte[] ipaddr = addr.getAddress();
        for (byte anIpaddr : ipaddr) {
            Byte b = new Byte(anIpaddr);
            strTemp = Integer.toHexString(b.intValue() & 0x000000ff);
            strRetVal.append(ZEROS.substring(0, 2 - strTemp.length()));
            strRetVal.append(strTemp);
        }
        strRetVal.append(':');

        // CurrentTimeMillis() segment
        strTemp = Long.toHexString(System.currentTimeMillis());
        strRetVal.append(ZEROS.substring(0, 12 - strTemp.length()));
        strRetVal.append(strTemp).append(':');

        // random segment
        SecureRandom prng = SecureRandom.getInstance("SHA1PRNG");
        strTemp = Integer.toHexString(prng.nextInt());
        while (strTemp.length() < 8) {
            strTemp = '0' + strTemp;
        }
        strRetVal.append(strTemp.substring(4)).append(':');

        // IdentityHash() segment
        strTemp = Long.toHexString(System.identityHashCode(this));
        strRetVal.append(ZEROS.substring(0, 8 - strTemp.length()));
        strRetVal.append(strTemp);
    } catch (UnknownHostException uhex) {
        throw new RuntimeException("Unknown host.", uhex);
    } catch (NoSuchAlgorithmException nsaex) {
        throw new RuntimeException("Algorithm 'SHA1PRNG' is unavailiable.", nsaex);
    }
    return strRetVal.toString().toUpperCase();
}

From source file:management.limbr.test.util.FakeI18N.java

public FakeI18N add(String id) {
    strings.put(id, "string_" + Integer.toHexString(count++));
    return this;
}

From source file:Main.java

private static void ipv6toStr(StringBuilder sb, byte[] src, int fromHextet, int toHextet) {
    for (int i = fromHextet; i < toHextet; i++) {
        sb.append(Integer.toHexString(src[i << 1] << 8 & 0xff00 | src[(i << 1) + 1] & 0xff));
        if (i < toHextet - 1) {
            sb.append(ipv6hextetSeparator);
        }/*  www.j  a v  a  2  s . c  o  m*/
    }
}

From source file:com.codebutler.farebot.card.desfire.DesfireFileSettings.java

public static DesfireFileSettings Create(byte[] data) throws Exception {
    byte fileType = (byte) data[0];

    ByteArrayInputStream stream = new ByteArrayInputStream(data);

    if (fileType == STANDARD_DATA_FILE || fileType == BACKUP_DATA_FILE)
        return new StandardDesfireFileSettings(stream);
    else if (fileType == LINEAR_RECORD_FILE || fileType == CYCLIC_RECORD_FILE)
        return new RecordDesfireFileSettings(stream);
    else if (fileType == VALUE_FILE)
        throw new UnsupportedOperationException("Value files not yet supported");
    else/*from   w w  w.  jav a  2 s .c  om*/
        throw new Exception("Unknown file type: " + Integer.toHexString(fileType));
}

From source file:ObjectUtils.java

/**
 * Return a hex String form of an object's identity hash code.
 * @param obj the object/* w ww.ja  va 2  s.  co m*/
 * @return the object's identity code in hex notation
 */
public static String getIdentityHexString(Object obj) {
    return Integer.toHexString(System.identityHashCode(obj));
}

From source file:UUID.java

public String toString() {
    String temp1, temp2, temp3, temp4, temp;
    temp1 = Integer.toHexString(d1);
    while (temp1.length() < 8)
        temp1 = new String("0") + temp1;
    if (d2 < 0)
        temp2 = Integer.toHexString(d2 + 65536);
    else//from   ww  w . j  av  a 2 s.c o  m
        temp2 = Integer.toHexString(d2);
    while (temp2.length() < 4)
        temp2 = new String("0") + temp2;
    if (d3 < 0)
        temp3 = Integer.toHexString(d3 + 65536);
    else
        temp3 = Integer.toHexString(d3);
    while (temp3.length() < 4)
        temp3 = new String("0") + temp3;
    temp = temp1 + "-" + temp2 + "-" + temp3 + "-";
    for (int i = 0; i < d4.length; i++) {
        if (d4[i] < 0)
            temp4 = Integer.toHexString(d4[i] + 256);
        else
            temp4 = Integer.toHexString(d4[i]);
        while (temp4.length() < 2)
            temp4 = new String("0") + temp4;
        temp += temp4;
    }
    return temp;
}