Examples with Session org.neo4j.driver.v1.Session used on opensource projects

Example 31 with Session

use of org.neo4j.driver.v1.Session in project wildfly-swarm by wildfly-swarm.

the class StatefulTestBean method transactionEnlistmentReadAfterCallingTransactionClose.

public String transactionEnlistmentReadAfterCallingTransactionClose() {
    // JTA transaction is started by CMT, the following obtains a Session that is enlisted into the JTA transaction.
    Session session = injectedDriver.session();
    // Calls to Session.beginTransaction() in a JTA transaction are expected to throw a RuntimeException
    try {
        Transaction transaction = session.beginTransaction();
        fail("Calling Session.beginTransaction in a JTA transaction should throw a RuntimeException.");
    } catch (RuntimeException expectedException) {
    // success
    }
    try {
        session.run("CREATE (a:Person {name:'TRANSACTION', title:'King'})");
        return nestedBean.getPerson("TRANSACTION");
    } finally {
        if (session.isOpen()) {
            // this will be true
            session.run("MATCH (a:Person) delete a");
            // ignored, session is auto closed when the transaction ends.
            session.close();
        }
    }
}

Example 32 with Session

use of org.neo4j.driver.v1.Session in project wildfly-swarm by wildfly-swarm.

the class StatefulTestBean method addPersonClassInstanceInjection.

public String addPersonClassInstanceInjection() {
    Session session = injectedDriver.session();
    try {
        session.run("CREATE (a:Person {name:'CDI', title:'King'})");
        StatementResult result = session.run("MATCH (a:Person) WHERE a.name = 'CDI' RETURN a.name AS name, a.title AS title");
        Record record = result.next();
        return record.toString();
    } finally {
        session.run("MATCH (a:Person) delete a");
        session.close();
    }
}

Example 33 with Session

use of org.neo4j.driver.v1.Session in project wildfly-swarm by wildfly-swarm.

the class StatefulTestBean method addPerson.

public String addPerson() {
    Session session = driver.session();
    try {
        session.run("CREATE (a:Person {name:'Arthur', title:'King'})");
        StatementResult result = session.run("MATCH (a:Person) WHERE a.name = 'Arthur' RETURN a.name AS name, a.title AS title");
        Record record = result.next();
        return record.toString();
    } finally {
        session.run("MATCH (a:Person) delete a");
        session.close();
    }
}

Example 34 with Session

use of org.neo4j.driver.v1.Session in project xipki by xipki.

the class IaikP11Slot method generateKeyPair.

private P11Identity generateKeyPair(long mech, PrivateKey privateKey, PublicKey publicKey) throws P11TokenException {
    final String label = toString(privateKey.getLabel());
    byte[] id = null;
    try {
        KeyPair keypair;
        Session session = borrowWritableSession();
        try {
            if (labelExists(session, label)) {
                throw new IllegalArgumentException("label " + label + " exists, please specify another one");
            }
            id = generateKeyId(session);
            privateKey.getId().setByteArrayValue(id);
            publicKey.getId().setByteArrayValue(id);
            try {
                keypair = session.generateKeyPair(Mechanism.get(mech), publicKey, privateKey);
            } catch (TokenException ex) {
                throw new P11TokenException("could not generate keypair " + Pkcs11Functions.mechanismCodeToString(mech), ex);
            }
            P11ObjectIdentifier objId = new P11ObjectIdentifier(id, label);
            P11EntityIdentifier entityId = new P11EntityIdentifier(slotId, objId);
            java.security.PublicKey jcePublicKey;
            try {
                jcePublicKey = generatePublicKey(keypair.getPublicKey());
            } catch (XiSecurityException ex) {
                throw new P11TokenException("could not generate public key " + objId, ex);
            }
            PrivateKey privateKey2 = getPrivateKeyObject(session, id, label.toCharArray());
            if (privateKey2 == null) {
                throw new P11TokenException("could not read the generated private key");
            }
            return new IaikP11Identity(this, entityId, privateKey2, jcePublicKey, null);
        } finally {
            returnWritableSession(session);
        }
    } catch (P11TokenException | RuntimeException ex) {
        try {
            removeObjects(id, label);
        } catch (Throwable th) {
            LogUtil.error(LOG, th, "could not remove objects");
        }
        throw ex;
    }
}

Example 35 with Session

use of org.neo4j.driver.v1.Session in project xipki by xipki.

the class IaikP11Slot method digestKey.

byte[] digestKey(long mechanism, IaikP11Identity identity) throws P11TokenException {
    ParamUtil.requireNonNull("identity", identity);
    assertMechanismSupported(mechanism);
    Key signingKey = identity.getSigningKey();
    if (!(signingKey instanceof SecretKey)) {
        throw new P11TokenException("digestSecretKey could not be applied to non-SecretKey");
    }
    if (LOG.isTraceEnabled()) {
        LOG.debug("digest (init, digestKey, then finish)\n{}", signingKey);
    }
    int digestLen;
    if (PKCS11Constants.CKM_SHA_1 == mechanism) {
        digestLen = 20;
    } else if (PKCS11Constants.CKM_SHA224 == mechanism || PKCS11Constants.CKM_SHA3_224 == mechanism) {
        digestLen = 28;
    } else if (PKCS11Constants.CKM_SHA256 == mechanism || PKCS11Constants.CKM_SHA3_256 == mechanism) {
        digestLen = 32;
    } else if (PKCS11Constants.CKM_SHA384 == mechanism || PKCS11Constants.CKM_SHA3_384 == mechanism) {
        digestLen = 48;
    } else if (PKCS11Constants.CKM_SHA512 == mechanism || PKCS11Constants.CKM_SHA3_512 == mechanism) {
        digestLen = 64;
    } else {
        throw new P11TokenException("unsupported mechnism " + mechanism);
    }
    ConcurrentBagEntry<Session> session0 = borrowSession();
    try {
        Session session = session0.value();
        session.digestInit(Mechanism.get(mechanism));
        session.digestKey((SecretKey) signingKey);
        byte[] digest = new byte[digestLen];
        session.digestFinal(digest, 0, digestLen);
        return digest;
    } catch (TokenException ex) {
        throw new P11TokenException(ex);
    } finally {
        sessions.requite(session0);
    }
}