Example usage for org.springframework.amqp.rabbit.connection ChannelProxy isTransactional

Introduction

In this page you can find the example usage for org.springframework.amqp.rabbit.connection ChannelProxy isTransactional.

Prototype

boolean isTransactional();

Source Link

Document

Return whether this channel has transactions enabled txSelect() .

Usage

From source file:org.springframework.amqp.rabbit.connection.CachingConnectionFactoryTests.java

@Test
public void testWithConnectionFactoryCacheSize() throws Exception {
    com.rabbitmq.client.ConnectionFactory mockConnectionFactory = mock(
            com.rabbitmq.client.ConnectionFactory.class);
    com.rabbitmq.client.Connection mockConnection = mock(com.rabbitmq.client.Connection.class);
    Channel mockChannel1 = mock(Channel.class);
    Channel mockChannel2 = mock(Channel.class);
    Channel mockTxChannel = mock(Channel.class);

    when(mockConnectionFactory.newConnection(any(ExecutorService.class), anyString()))
            .thenReturn(mockConnection);
    when(mockConnection.isOpen()).thenReturn(true);
    when(mockConnection.createChannel()).thenReturn(mockChannel1, mockChannel2, mockTxChannel);

    when(mockChannel1.basicGet("foo", false)).thenReturn(new GetResponse(null, null, null, 1));
    when(mockChannel2.basicGet("bar", false)).thenReturn(new GetResponse(null, null, null, 1));
    when(mockChannel1.isOpen()).thenReturn(true);
    when(mockChannel2.isOpen()).thenReturn(true);

    CachingConnectionFactory ccf = new CachingConnectionFactory(mockConnectionFactory);
    ccf.setExecutor(mock(ExecutorService.class));
    ccf.setChannelCacheSize(2);/*w ww .  j  a va2 s  . co  m*/

    Connection con = ccf.createConnection();

    Channel channel1 = con.createChannel(false);
    Channel channel2 = con.createChannel(false);

    ChannelProxy txChannel = (ChannelProxy) con.createChannel(true);
    assertTrue(txChannel.isTransactional());
    verify(mockTxChannel).txSelect();
    txChannel.close();

    channel1.basicGet("foo", true);
    channel2.basicGet("bar", true);

    channel1.close(); // should be ignored, and add last into channel cache.
    channel2.close(); // should be ignored, and add last into channel cache.

    Channel ch1 = con.createChannel(false); // remove first entry in cache
    // (channel1)
    Channel ch2 = con.createChannel(false); // remove first entry in cache
    // (channel2)

    assertNotSame(ch1, ch2);
    assertSame(ch1, channel1);
    assertSame(ch2, channel2);

    ch1.close();
    ch2.close();

    verify(mockConnection, times(3)).createChannel();

    con.close(); // should be ignored

    verify(mockConnection, never()).close();
    verify(mockChannel1, never()).close();
    verify(mockChannel2, never()).close();

}

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