Example usage for java.security KeyStore store

Introduction

In this page you can find the example usage for java.security KeyStore store.

Prototype

public final void store(OutputStream stream, char[] password)
        throws KeyStoreException, IOException, NoSuchAlgorithmException, CertificateException 

Source Link

Document

Stores this keystore to the given output stream, and protects its integrity with the given password.

Usage

From source file:org.wso2.carbon.identity.test.common.testng.utils.ReadCertStoreSampleUtil.java

public static KeyStore createKeyStore(Class clazz) throws Exception {
    clazz.getResource("");
    File file = new File(clazz.getResource("/repository/resources/security/wso2carbon.jks").getFile());
    KeyStore keyStore = KeyStore.getInstance("JKS");
    if (file.exists()) {
        // if exists, load
        keyStore.load(new FileInputStream(file), "wso2carbon".toCharArray());
    } else {/*from   w  w  w  . ja v a2 s  .c  o  m*/
        // if not exists, create
        keyStore.load(null, null);
        keyStore.store(new FileOutputStream(file), "wso2carbon".toCharArray());
    }
    return keyStore;
}

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From source file:com.wandrell.util.ksgen.KeyStoreGenerator.java

/**
 * Saves the received key store to a file.
 *
 * @param keyStore//from  w  ww  .  j av a2 s . c o m
 *            key store to save
 * @param path
 *            path where the key store will be saved
 * @param password
 *            password to applyt to the saved key store
 * @throws KeyStoreException
 *             if the keystore has not been initialized
 * @throws NoSuchAlgorithmException
 *             if the appropriate data integrity algorithm could not be
 *             found
 * @throws CertificateException
 *             if any of the certificates included in the key store data
 *             could not be stored
 * @throws IOException
 *             if an I/O error occurs
 */
private static final void saveToFile(final KeyStore keyStore, final String path, final char[] password)
        throws KeyStoreException, NoSuchAlgorithmException, CertificateException, IOException {
    FileOutputStream output = null; // Output stream for the key store

    try {
        output = new FileOutputStream(path);
        keyStore.store(output, password);
    } finally {
        IOUtils.closeQuietly(output);
    }
}

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From source file:org.paxml.util.CryptoUtils.java

private static void saveKeyStore(final File file, final String password, final KeyStore ks) {
    file.delete();/*from   ww w.  j  a v a2s  . co  m*/
    FileOutputStream fos = null;
    try {
        fos = new FileOutputStream(file);
        ks.store(fos, password.toCharArray());
    } catch (Exception e) {
        throw new PaxmlRuntimeException("Cannot write to key store file: " + file.getAbsolutePath(), e);
    } finally {
        IOUtils.closeQuietly(fos);
    }

}

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From source file:com.cerema.cloud2.lib.common.network.NetworkUtils.java

public static void addCertToKnownServersStore(Certificate cert, Context context)
        throws KeyStoreException, NoSuchAlgorithmException, CertificateException, IOException {

    KeyStore knownServers = getKnownServersStore(context);
    knownServers.setCertificateEntry(Integer.toString(cert.hashCode()), cert);
    FileOutputStream fos = null;//from ww  w  .  j a v a  2  s. com
    try {
        fos = context.openFileOutput(LOCAL_TRUSTSTORE_FILENAME, Context.MODE_PRIVATE);
        knownServers.store(fos, LOCAL_TRUSTSTORE_PASSWORD.toCharArray());
    } finally {
        fos.close();
    }
}

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From source file:io.vertx.config.vault.utils.Certificates.java

/**
 * Constructs a Java truststore in JKS format, containing the Vault server certificate generated by
 * {@link #createVaultCertAndKey()}, so that Vault clients configured with this JKS will trust that
 * certificate./*from  ww w. j  a v  a  2  s.com*/
 */
public static void createClientCertAndKey() throws Exception {
    if (SSL_DIRECTORY.isDirectory() && CLIENT_CERT_PEMFILE.isFile()) {
        return;
    }

    // Store the Vault's server certificate as a trusted cert in the truststore
    final KeyStore trustStore = KeyStore.getInstance("jks");
    trustStore.load(null);
    trustStore.setCertificateEntry("cert", vaultCertificate);
    try (final FileOutputStream keystoreOutputStream = new FileOutputStream(CLIENT_TRUSTSTORE)) {
        trustStore.store(keystoreOutputStream, "password".toCharArray());
    }

    // Generate a client certificate, and store it in a Java keystore
    final KeyPair keyPair = generateKeyPair();
    final X509Certificate clientCertificate = generateCert(keyPair,
            "C=AU, O=The Legion of the Bouncy Castle, OU=Client Certificate, CN=localhost");
    final KeyStore keyStore = KeyStore.getInstance("jks");
    keyStore.load(null);
    keyStore.setKeyEntry("privatekey", keyPair.getPrivate(), "password".toCharArray(),
            new java.security.cert.Certificate[] { clientCertificate });
    keyStore.setCertificateEntry("cert", clientCertificate);
    try (final FileOutputStream keystoreOutputStream = new FileOutputStream(CLIENT_KEYSTORE)) {
        keyStore.store(keystoreOutputStream, "password".toCharArray());
    }

    // Also write the client certificate to a PEM file, so it can be registered with Vault
    writeCertToPem(clientCertificate, CLIENT_CERT_PEMFILE);
    writePrivateKeyToPem(keyPair.getPrivate(), CLIENT_PRIVATE_KEY_PEMFILE);
}

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From source file:org.apache.nifi.toolkit.tls.util.TlsHelper.java

public static String writeKeyStore(KeyStore keyStore, OutputStreamFactory outputStreamFactory, File file,
        String password, boolean generatedPassword) throws IOException, GeneralSecurityException {
    try (OutputStream fileOutputStream = outputStreamFactory.create(file)) {
        keyStore.store(fileOutputStream, password.toCharArray());
    } catch (IOException e) {
        if (e.getMessage().toLowerCase().contains(ILLEGAL_KEY_SIZE)
                && !isUnlimitedStrengthCryptographyEnabled()) {
            if (generatedPassword) {
                file.delete();/*from w w  w .ja  va2  s .c  o m*/
                String truncatedPassword = password.substring(0, 7);
                try (OutputStream fileOutputStream = outputStreamFactory.create(file)) {
                    keyStore.store(fileOutputStream, truncatedPassword.toCharArray());
                }
                logTruncationWarning(file);
                return truncatedPassword;
            } else {
                throw new GeneralSecurityException("Specified password for " + file
                        + " too long to work without unlimited JCE policy installed." + System.lineSeparator()
                        + "Please see " + JCE_URL);
            }
        } else {
            throw e;
        }
    }
    return password;
}

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From source file:org.pepstock.jem.node.security.keystore.KeyStoreUtil.java

/**
 * Saves the kwystore on the file/*from   ww  w. j  a v  a2s . c  o  m*/
 * @param keystore keystore to be saved
 * @param info Key store info with all necessary info to save it 
 * @throws KeyStoreException if any error occurs saving the key store
 */
static void save(KeyStore keystore, KeyStoreInfo info) throws KeyStoreException {
    OutputStream os = null;
    try {
        // creates the file stream
        os = new FileOutputStream(info.getFile());
        // stores the file 
        keystore.store(os, info.getPassword().toCharArray());
        // checks if it must be backuped
        if (info.getBackupFile() != null) {
            // read keystore to check if is consistent
            getKeystore(info);
            FileUtils.copyFile(info.getFile(), info.getBackupFile());
        }
    } catch (FileNotFoundException e) {
        throw new KeyStoreException(e.getMessage(), e);
    } catch (IOException e) {
        throw new KeyStoreException(e.getMessage(), e);
    } catch (NoSuchAlgorithmException e) {
        throw new KeyStoreException(e.getMessage(), e);
    } catch (CertificateException e) {
        throw new KeyStoreException(e.getMessage(), e);
    } finally {
        // always it closes the outut stream
        if (os != null) {
            try {
                os.close();
            } catch (Exception e) {
                // ignore
                LogAppl.getInstance().ignore(e.getMessage(), e);
            }
        }
    }
}

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From source file:com.owncloud.android.lib.common.network.NetworkUtils.java

public static void removeCertFromKnownServersStore(String alias, Context context)
        throws KeyStoreException, NoSuchAlgorithmException, CertificateException, IOException {

    KeyStore knownServers = getKnownServersStore(context);
    if (knownServers.containsAlias(alias)) {
        knownServers.deleteEntry(alias);
    }//from w w  w  .jav a  2  s. c om
    FileOutputStream fos = null;
    try {
        fos = context.openFileOutput(LOCAL_TRUSTSTORE_FILENAME, Context.MODE_PRIVATE);
        knownServers.store(fos, LOCAL_TRUSTSTORE_PASSWORD.toCharArray());
    } finally {
        fos.close();
    }
}

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From source file:com.owncloud.android.lib.common.network.NetworkUtils.java

public static String addCertToKnownServersStore(Certificate cert, Context context)
        throws KeyStoreException, NoSuchAlgorithmException, CertificateException, IOException {

    KeyStore knownServers = getKnownServersStore(context);
    String alias = Integer.toString(cert.hashCode());
    knownServers.setCertificateEntry(alias, cert);
    FileOutputStream fos = null;/* w ww.ja v a  2s.  c om*/
    try {
        fos = context.openFileOutput(LOCAL_TRUSTSTORE_FILENAME, Context.MODE_PRIVATE);
        knownServers.store(fos, LOCAL_TRUSTSTORE_PASSWORD.toCharArray());
    } finally {
        fos.close();
    }
    return alias;
}

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From source file:org.tolven.security.cert.CertificateHelper.java

public static byte[] toByteArray(KeyStore keyStore, char[] password) {
    ByteArrayOutputStream baos = null;
    try {//w w  w  .j  a v  a 2s .co m
        baos = new ByteArrayOutputStream();
        try {
            keyStore.store(baos, password);
        } catch (Exception ex) {
            throw new RuntimeException("Could not store keystore", ex);
        }
        byte[] byteArr = baos.toByteArray();
        return byteArr;
    } finally {
        if (baos != null)
            try {
                baos.close();
            } catch (Exception ex) {
                throw new RuntimeException("Could not close bytearrayoutputstream for keystore", ex);
            }
    }
}

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