Java Connection.open方法代码示例

import org.apache.qpid.proton.engine.Connection; //导入方法依赖的package包/类
private <T extends Link> T resolve(String remote, String local,
                                   LinkResolver<T> resolver,
                                   LinkConstructor<T> constructor) {
    String host = remote.substring(2).split("/", 2)[0];
    T link = resolver.resolve(remote);
    if (link == null) {
        Connection conn = connections.get(host);
        if (conn == null) {
            conn = Connection.Factory.create();
            conn.collect(collector);
            conn.setHostname(host);
            conn.open();
            connections.put(host, conn);
        }

        Session ssn = conn.session();
        ssn.open();

        link = constructor.create(ssn, remote, local);
        link.open();
    }
    return link;
}
 

import org.apache.qpid.proton.engine.Connection; //导入方法依赖的package包/类
@Override
public void onConnectionInit(Event event) {
    Connection conn = event.getConnection();

    // Every session or link could have their own handler(s) if we
    // wanted simply by adding the handler to the given session
    // or link
    Session ssn = conn.session();

    // If a link doesn't have an event handler, the events go to
    // its parent session. If the session doesn't have a handler
    // the events go to its parent connection. If the connection
    // doesn't have a handler, the events go to the reactor.
    Sender snd = ssn.sender("sender");
    conn.open();
    ssn.open();
    snd.open();
}
 

import org.apache.qpid.proton.engine.Connection; //导入方法依赖的package包/类
@Test
public void testOpenSessionBeforeOpenConnection()
{
    MockTransportImpl transport = new MockTransportImpl();
    Connection connection = Proton.connection();
    transport.bind(connection);

    Session session = connection.session();
    session.open();

    pumpMockTransport(transport);

    assertEquals("Unexpected frames written: " + getFrameTypesWritten(transport), 0, transport.writes.size());

    connection.open();

    pumpMockTransport(transport);

    assertEquals("Unexpected frames written: " + getFrameTypesWritten(transport), 2, transport.writes.size());

    assertTrue("Unexpected frame type", transport.writes.get(0) instanceof Open);
    assertTrue("Unexpected frame type", transport.writes.get(1) instanceof Begin);
}
 

import org.apache.qpid.proton.engine.Connection; //导入方法依赖的package包/类
@Test
public void test()
{
    Connection connection1 = Proton.connection();
    Connection connection2 = Proton.connection();;
    Transport transport1 = Proton.transport();
    transport1.bind(connection1);

    Transport transport2 = Proton.transport();
    transport2.bind(connection2);

    assertEquals(EndpointState.UNINITIALIZED, connection1.getLocalState());
    assertEquals(EndpointState.UNINITIALIZED, connection1.getRemoteState());

    connection1.open();
    connection2.open();
}
 

import org.apache.qpid.proton.engine.Connection; //导入方法依赖的package包/类
private void performConnectionOpen(Connection connection, InputStream in, OutputStream out) throws IOException, LoginException {
    connection.setHostname(saslHostname);
    connection.setContainer(container);
    connection.open();
    writeToNetwork(connection, out);
    readFromNetwork(connection, in, () -> connection.getRemoteState() == EndpointState.UNINITIALIZED);
}
 

import org.apache.qpid.proton.engine.Connection; //导入方法依赖的package包/类
@Test
public void connectionRefused() throws IOException {
    final ServerSocket serverSocket = new ServerSocket(0, 0);

    class ConnectionHandler extends TestHandler {
        @Override
        public void onConnectionInit(Event event) {
            super.onConnectionInit(event);
            Connection connection = event.getConnection();
            connection.open();
            try {
                serverSocket.close();
            } catch(IOException e) {
                AssertionFailedError afe = new AssertionFailedError();
                afe.initCause(e);
                throw afe;
            }
        }
    }
    TestHandler connectionHandler = new ConnectionHandler();
    reactor.connectionToHost("127.0.0.1", serverSocket.getLocalPort(), connectionHandler);
    reactor.run();
    reactor.free();
    serverSocket.close();
    connectionHandler.assertEvents(Type.CONNECTION_INIT, Type.CONNECTION_LOCAL_OPEN, Type.CONNECTION_BOUND, Type.TRANSPORT_ERROR, Type.TRANSPORT_TAIL_CLOSED,
            Type.TRANSPORT_HEAD_CLOSED, Type.TRANSPORT_CLOSED, Type.CONNECTION_UNBOUND, Type.TRANSPORT);
}
 

import org.apache.qpid.proton.engine.Connection; //导入方法依赖的package包/类
@Override
public void onConnectionInit(Event event) {
    Connection conn = event.getConnection();
    Session ssn = conn.session();
    Sender snd = ssn.sender("sender");
    conn.open();
    ssn.open();
    snd.open();
}
 

import org.apache.qpid.proton.engine.Connection; //导入方法依赖的package包/类
@Test
public void testTickLocalTimeout()
{
    MockTransportImpl transport = new MockTransportImpl();
    transport.setIdleTimeout(4000);
    Connection connection = Proton.connection();
    transport.bind(connection);

    transport.handleFrame(TRANSPORT_FRAME_OPEN);
    connection.open();
    pumpMockTransport(transport);

    long deadline = transport.tick(0);
    assertEquals("Expected to be returned a deadline of 4000",  4000, deadline);

    int framesWrittenBeforeTick = transport.writes.size();
    deadline = transport.tick(1000);    // Wait for less than the deadline with no data - get the same value
    assertEquals("When the deadline hasn't been reached tick() should return the previous deadline",  4000, deadline);
    assertEquals("Reading data should never result in a frame being written", 0, transport.writes.size() - framesWrittenBeforeTick);

    // Protocol header + empty frame
    ByteBuffer data = ByteBuffer.wrap(new byte[] {'A', 'M', 'Q', 'P', 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x08, 0x02, 0x00, 0x00, 0x00});
    processInput(transport, data);
    framesWrittenBeforeTick = transport.writes.size();
    deadline = transport.tick(2000);
    assertEquals("Reading data data resets the deadline",  6000, deadline);
    assertEquals("Reading data should never result in a frame being written", 0, transport.writes.size() - framesWrittenBeforeTick);
    assertEquals("Reading data before the deadline should keep the connection open", EndpointState.ACTIVE, connection.getLocalState());

    framesWrittenBeforeTick = transport.writes.size();
    deadline = transport.tick(7000);
    assertEquals("Calling tick() after the deadline should result in the connection being closed", EndpointState.CLOSED, connection.getLocalState());
}
 

import org.apache.qpid.proton.engine.Connection; //导入方法依赖的package包/类
void doOpenLinkBeforeOpenConnectionTestImpl(boolean receiverLink)
{
    MockTransportImpl transport = new MockTransportImpl();
    Connection connection = Proton.connection();
    transport.bind(connection);

    Session session = connection.session();
    session.open();

    Link link = null;
    if(receiverLink)
    {
        link = session.receiver("myReceiver");
    }
    else
    {
        link = session.sender("mySender");
    }
    link.open();

    pumpMockTransport(transport);

    assertEquals("Unexpected frames written: " + getFrameTypesWritten(transport), 0, transport.writes.size());

    // Now open the connection, expect the Open, Begin, and Attach frames
    connection.open();

    pumpMockTransport(transport);

    assertEquals("Unexpected frames written: " + getFrameTypesWritten(transport), 3, transport.writes.size());

    assertTrue("Unexpected frame type", transport.writes.get(0) instanceof Open);
    assertTrue("Unexpected frame type", transport.writes.get(1) instanceof Begin);
    assertTrue("Unexpected frame type", transport.writes.get(2) instanceof Attach);
}
 

import org.apache.qpid.proton.engine.Connection; //导入方法依赖的package包/类
@Test
public void testReceiverFlowBeforeOpenConnection()
{
    MockTransportImpl transport = new MockTransportImpl();
    Connection connection = Proton.connection();
    transport.bind(connection);

    Session session = connection.session();
    session.open();

    Receiver reciever = session.receiver("myReceiver");
    reciever.flow(5);

    pumpMockTransport(transport);

    assertEquals("Unexpected frames written: " + getFrameTypesWritten(transport), 0, transport.writes.size());

    // Now open the connection, expect the Open and Begin frames but
    // nothing else as we haven't opened the receiver itself yet.
    connection.open();

    pumpMockTransport(transport);

    assertEquals("Unexpected frames written: " + getFrameTypesWritten(transport), 2, transport.writes.size());

    assertTrue("Unexpected frame type", transport.writes.get(0) instanceof Open);
    assertTrue("Unexpected frame type", transport.writes.get(1) instanceof Begin);
}
 

import org.apache.qpid.proton.engine.Connection; //导入方法依赖的package包/类
/**
 * Verify that no Begin frame is emitted by the Transport should a Session open
 * after the Close frame was sent.
 */
@Test
public void testSessionBeginAfterCloseSent()
{
    MockTransportImpl transport = new MockTransportImpl();
    Connection connection = Proton.connection();
    transport.bind(connection);

    connection.open();

    Session session = connection.session();

    pumpMockTransport(transport);

    assertEquals("Unexpected frames written: " + getFrameTypesWritten(transport), 1, transport.writes.size());

    assertTrue("Unexpected frame type", transport.writes.get(0) instanceof Open);

    // Send the necessary response to Open
    transport.handleFrame(new TransportFrame(0, new Open(), null));

    assertEquals("Unexpected frames written: " + getFrameTypesWritten(transport), 1, transport.writes.size());

    // Cause a Close frame to be sent
    connection.close();
    pumpMockTransport(transport);

    assertEquals("Unexpected frames written: " + getFrameTypesWritten(transport), 2, transport.writes.size());
    assertTrue("Unexpected frame type", transport.writes.get(1) instanceof Close);

    // Open the session and verify the transport doesn't
    // send any Begin frame, as a Close frame was sent already.
    session.open();
    pumpMockTransport(transport);

    assertEquals("Unexpected frames written: " + getFrameTypesWritten(transport), 2, transport.writes.size());
}
 

import org.apache.qpid.proton.engine.Connection; //导入方法依赖的package包/类
@Override
public void onConnectionRemoteOpen(Event evt) {
    Connection conn = evt.getConnection();
    if (conn.getLocalState() == EndpointState.UNINITIALIZED) {
        conn.open();
    }
}
 

import org.apache.qpid.proton.engine.Connection; //导入方法依赖的package包/类
void doOpenLinkBeforeOpenSessionTestImpl(boolean receiverLink)
{
    MockTransportImpl transport = new MockTransportImpl();
    Connection connection = Proton.connection();
    transport.bind(connection);

    // Open the connection
    connection.open();

    // Create but don't open the session
    Session session = connection.session();

    // Open the link
    Link link = null;
    if(receiverLink)
    {
        link = session.receiver("myReceiver");
    }
    else
    {
        link = session.sender("mySender");
    }
    link.open();

    pumpMockTransport(transport);

    // Expect only an Open frame, no attach should be sent as the session isn't open
    assertEquals("Unexpected frames written: " + getFrameTypesWritten(transport), 1, transport.writes.size());
    assertTrue("Unexpected frame type", transport.writes.get(0) instanceof Open);

    // Now open the session, expect the Begin
    session.open();

    pumpMockTransport(transport);

    assertEquals("Unexpected frames written: " + getFrameTypesWritten(transport), 2, transport.writes.size());
    assertTrue("Unexpected frame type", transport.writes.get(0) instanceof Open);
    assertTrue("Unexpected frame type", transport.writes.get(1) instanceof Begin);
    // Note: an Attach wasn't sent because link is no longer 'modified' after earlier pump. It
    // could easily be argued it should, given how the engine generally handles things. Seems
    // unlikely to be of much real world concern.
    //assertTrue("Unexpected frame type", transport.writes.get(2) instanceof Attach);
}
 

import org.apache.qpid.proton.engine.Connection; //导入方法依赖的package包/类
void doLinkAttachAfterEndSentTestImpl(boolean receiverLink)
{
    MockTransportImpl transport = new MockTransportImpl();
    Connection connection = Proton.connection();
    transport.bind(connection);

    connection.open();

    Session session = connection.session();
    session.open();

    Link link = null;
    if(receiverLink)
    {
        link = session.receiver("myReceiver");
    }
    else
    {
        link = session.sender("mySender");
    }

    pumpMockTransport(transport);

    assertEquals("Unexpected frames written: " + getFrameTypesWritten(transport), 2, transport.writes.size());

    assertTrue("Unexpected frame type", transport.writes.get(0) instanceof Open);
    assertTrue("Unexpected frame type", transport.writes.get(1) instanceof Begin);

    // Send the necessary responses to open/begin
    transport.handleFrame(new TransportFrame(0, new Open(), null));

    Begin begin = new Begin();
    begin.setRemoteChannel(UnsignedShort.valueOf((short) 0));
    transport.handleFrame(new TransportFrame(0, begin, null));

    assertEquals("Unexpected frames written: " + getFrameTypesWritten(transport), 2, transport.writes.size());

    // Cause a End frame to be sent
    session.close();
    pumpMockTransport(transport);

    assertEquals("Unexpected frames written: " + getFrameTypesWritten(transport), 3, transport.writes.size());
    assertTrue("Unexpected frame type", transport.writes.get(2) instanceof End);

    // Open the link and verify the transport doesn't
    // send any Attach frame, as an End frame was sent already.
    link.open();
    pumpMockTransport(transport);

    assertEquals("Unexpected frames written: " + getFrameTypesWritten(transport), 3, transport.writes.size());
}
 

import org.apache.qpid.proton.engine.Connection; //导入方法依赖的package包/类
private void doMultiplePemTrustCertificatesTestImpl(String serverKeystore) throws Exception {
    Transport clientTransport = Proton.transport();
    Transport serverTransport = Proton.transport();

    TransportPumper pumper = new TransportPumper(clientTransport, serverTransport);

    Connection clientConnection = Proton.connection();
    Connection serverConnection = Proton.connection();

    SslDomain clientSslDomain = SslDomain.Factory.create();
    clientSslDomain.init(Mode.CLIENT);
    clientSslDomain.setPeerAuthentication(VerifyMode.VERIFY_PEER);
    clientSslDomain.setTrustedCaDb(CA_CERTS);
    clientTransport.ssl(clientSslDomain);

    SslDomain serverSslDomain = SslDomain.Factory.create();
    serverSslDomain.init(Mode.SERVER);
    SSLContext serverSslContext = createSslContext(serverKeystore, PASSWORD, SERVER_JKS_TRUSTSTORE, PASSWORD);
    serverSslDomain.setSslContext(serverSslContext);
    serverTransport.ssl(serverSslDomain);

    clientConnection.setContainer(CLIENT_CONTAINER);
    serverConnection.setContainer(SERVER_CONTAINER);

    clientTransport.bind(clientConnection);
    serverTransport.bind(serverConnection);

    assertConditions(clientTransport);
    assertConditions(serverTransport);

    clientConnection.open();

    assertEndpointState(clientConnection, ACTIVE, UNINITIALIZED);
    assertEndpointState(serverConnection, UNINITIALIZED, UNINITIALIZED);

    assertConditions(clientTransport);
    assertConditions(serverTransport);

    pumper.pumpAll();

    assertEndpointState(clientConnection, ACTIVE, UNINITIALIZED);
    assertEndpointState(serverConnection, UNINITIALIZED, ACTIVE);

    assertConditions(clientTransport);
    assertConditions(serverTransport);

    serverConnection.open();

    assertEndpointState(clientConnection, ACTIVE, UNINITIALIZED);
    assertEndpointState(serverConnection, ACTIVE, ACTIVE);

    assertConditions(clientTransport);
    assertConditions(serverTransport);

    pumper.pumpAll();

    assertEndpointState(clientConnection, ACTIVE, ACTIVE);
    assertEndpointState(serverConnection, ACTIVE, ACTIVE);

    assertConditions(clientTransport);
    assertConditions(serverTransport);
}