Example usage for java.lang String toCharArray

Introduction

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

Prototype

public char[] toCharArray()

Source Link

Document

Converts this string to a new character array.

Usage

From source file:Main.java

public static void main(String[] argv) throws Exception {
    FileInputStream is = new FileInputStream("yourfile" + ".keystore");
    KeyStore keystore = KeyStore.getInstance(KeyStore.getDefaultType());
    String password = "my-keystore-password";
    keystore.load(is, password.toCharArray());

    Enumeration e = keystore.aliases();
    for (; e.hasMoreElements();) {
        String alias = (String) e.nextElement();

        boolean b = keystore.isKeyEntry(alias);

        b = keystore.isCertificateEntry(alias);
    }/*from   w  w w. java  2 s . c om*/
    is.close();
}

From source file:Main.java

public static void main(String[] argv) throws Exception {
    String filename = System.getProperty("java.home")
            + "/lib/security/cacerts".replace('/', File.separatorChar);
    FileInputStream is = new FileInputStream(filename);
    KeyStore keystore = KeyStore.getInstance(KeyStore.getDefaultType());
    String password = "password";
    keystore.load(is, password.toCharArray());

    PKIXParameters params = new PKIXParameters(keystore);

    params.setRevocationEnabled(false);//w  w w  . java2s.c o  m

    CertPathValidator certPathValidator = CertPathValidator.getInstance(CertPathValidator.getDefaultType());
    CertPath certPath = null;
    CertPathValidatorResult result = certPathValidator.validate(certPath, params);

    PKIXCertPathValidatorResult pkixResult = (PKIXCertPathValidatorResult) result;
    TrustAnchor ta = pkixResult.getTrustAnchor();
    X509Certificate cert = ta.getTrustedCert();
}

From source file:Main.java

public static void main(String args[]) {
    String name = "premkumarg";
    int len = name.length();
    char[] c = name.toCharArray();
    for (int i = 0; i < len - 1; i = i + 2) {
        char temp = c[i];
        c[i] = c[i + 1];//from w w  w.j  a  v a2  s  .  co  m
        c[i + 1] = temp;
    }

    System.out.println("Swapping string is: ");
    System.out.println(c);

}

From source file:Main.java

public static void main(String args[]) throws Exception {

    FileReader fr = new FileReader(args[0]);
    BufferedReader br = new BufferedReader(fr);

    // Process lines from file
    String line;
    while ((line = br.readLine()) != null) {
        char array[] = line.toCharArray();
        System.out.print(array[0]);
    }/* w  ww.jav a 2 s.  co  m*/
}

From source file:MainClass.java

public static void main(String[] arg) {
    String phrase = "The quick brown fox jumped over the lazy dog.";
    int vowels = 0;
    for (char ch : phrase.toCharArray()) {
        ch = Character.toLowerCase(ch);
        if (ch == 'a' || ch == 'e' || ch == 'i' || ch == 'o' || ch == 'u') {
            ++vowels;//  w  w  w.  ja  va2  s. co m
        }
    }
    System.out.println("The phrase contains " + vowels + " vowels.");
}

From source file:Main.java

public static void main(String[] args) {
    String yourString = "UNDERSTAND";
    Map<Character, Integer> count = new TreeMap<Character, Integer>();
    for (char c : yourString.toCharArray()) {
        if (count.containsKey(c)) {
            count.put(c, (int) count.get(c) + 1);
        } else {/*from ww w. j  av  a  2 s .c  o  m*/
            count.put(c, 1);
        }
    }
    System.out.println(count);
}

From source file:CAList.java

/**
 * <p><!-- Method description --></p>
 *
 *
 * @param args/*from  ww w .j  a va2s .c  om*/
 */
public static void main(String[] args) {
    try {
        // Load the JDK's cacerts keystore file
        String filename = System.getProperty("java.home")
                + "/lib/security/cacerts".replace('/', File.separatorChar);
        FileInputStream is = new FileInputStream(filename);
        KeyStore keystore = KeyStore.getInstance(KeyStore.getDefaultType());
        String password = "changeit";
        keystore.load(is, password.toCharArray());

        // This class retrieves the most-trusted CAs from the keystore
        PKIXParameters params = new PKIXParameters(keystore);

        // Get the set of trust anchors, which contain the most-trusted CA certificates
        Iterator it = params.getTrustAnchors().iterator();
        for (; it.hasNext();) {
            TrustAnchor ta = (TrustAnchor) it.next();

            // Get certificate
            X509Certificate cert = ta.getTrustedCert();
            System.out.println("<issuer>" + cert.getIssuerDN() + "</issuer>\n");
        }
    } catch (CertificateException e) {
    } catch (KeyStoreException e) {
    } catch (NoSuchAlgorithmException e) {
    } catch (InvalidAlgorithmParameterException e) {
    } catch (IOException e) {
    }
}

From source file:com.vimukti.accounter.developer.api.PublicKeyGenerator.java

/**
 * @param args/* www. j ava2s.c  o  m*/
 * @throws NoSuchProviderException
 * @throws NoSuchAlgorithmException
 * @throws InvalidKeySpecException
 * @throws IOException
 * @throws CertificateException
 * @throws KeyStoreException
 * @throws UnrecoverableEntryException
 * @throws URISyntaxException
 */
public static void main(String[] args) throws KeyStoreException, NoSuchAlgorithmException, CertificateException,
        IOException, UnrecoverableEntryException {
    FileInputStream is = new FileInputStream(
            ServerConfiguration.getConfig() + File.separator + "license.keystore");
    KeyStore keystore = KeyStore.getInstance(KeyStore.getDefaultType());
    String password = "liceseStorePassword";
    keystore.load(is, password.toCharArray());
    PrivateKeyEntry entry = (PrivateKeyEntry) keystore.getEntry("licenseAlias",
            new PasswordProtection(ServerConfiguration.getLicenseKeystorePWD().toCharArray()));
    Key key = entry.getPrivateKey();
    System.out.println((PrivateKey) key);
    PublicKey publicKey = entry.getCertificate().getPublicKey();
    System.out.println(publicKey);

    byte[] encoded = publicKey.getEncoded();
    byte[] encodeBase64 = Base64.encodeBase64(encoded);
    System.out.println("Public Key:" + new String(encodeBase64));

}

From source file:Main.java

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

    String letters = "from java2s.com";

    StringWriter sw = new StringWriter();

    BufferedWriter bw = new BufferedWriter(sw);

    for (char c : letters.toCharArray()) {

        bw.append(c);/*from  www.  j  a v a2  s  .  co  m*/

        bw.flush();

        System.out.println(sw.getBuffer());
    }

}

From source file:Main.java

public static void main(String[] args) throws Exception {
    String ch = "this is a test this is a test test is is is a a a a a a a";
    int count = 0, len = 0;
    do {/*from  w w w.  jav a2  s. co m*/
        try {
            char name[] = ch.toCharArray();
            len = name.length;
            count = 0;
            for (int j = 0; j < len; j++) {
                if ((name[0] == name[j])
                        && ((name[0] >= 65 && name[0] <= 91) || (name[0] >= 97 && name[0] <= 123)))
                    count++;
            }
            if (count != 0)
                System.out.println(name[0] + " " + count + " Times");
            ch = ch.replace("" + name[0], "");
        } catch (Exception ex) {
        }
    } while (len != 1);
}