components.xml

<plexus>
	<components>
		<component>
			<role>com.dianping.cat.message.io.InMemoryQueue</role>
			<implementation>com.dianping.cat.message.io.InMemoryQueue</implementation>
		</component>
		<component>
			<role>com.dianping.cat.message.io.MessageSender</role>
			<role-hint>in-memory</role-hint>
			<implementation>com.dianping.cat.message.io.InMemorySender</implementation>
			<requirements>
				<requirement>
					<role>com.dianping.cat.message.io.InMemoryQueue</role>
				</requirement>
			</requirements>
		</component>
		<component>
			<role>com.dianping.cat.message.io.MessageReceiver</role>
			<role-hint>in-memory</role-hint>
			<implementation>com.dianping.cat.message.io.InMemoryReceiver</implementation>
			<requirements>
				<requirement>
					<role>com.dianping.cat.message.io.InMemoryQueue</role>
				</requirement>
			</requirements>
		</component>
		<component>
			<role>com.dianping.cat.message.internal.MessageManager</role>
			<implementation>com.dianping.cat.message.internal.MessageManager</implementation>
		</component>
		<component>
			<role>com.dianping.cat.message.MessageProducer</role>
			<implementation>com.dianping.cat.message.internal.DefaultMessageProducer</implementation>
			<requirements>
				<requirement>
					<role>com.dianping.cat.message.internal.MessageManager</role>
				</requirement>
			</requirements>
		</component>
		<component>
			<role>com.dianping.cat.message.spi.MessageCodec</role>
			<role-hint>plain-text</role-hint>
			<implementation>com.dianping.cat.message.spi.codec.PlainTextMessageCodec</implementation>
		</component>
		<component>
			<role>com.dianping.cat.message.spi.MessageConsumer</role>
			<role-hint>dummy</role-hint>
			<implementation>com.dianping.cat.message.spi.consumer.DummyConsumer</implementation>
		</component>
		<component>
			<role>com.dianping.cat.message.spi.MessageConsumerRegistry</role>
			<implementation>com.dianping.cat.message.spi.internal.DefaultMessageConsumerRegistry</implementation>
			<requirements>
				<requirement>
					<role>com.dianping.cat.message.spi.MessageConsumer</role>
					<role-hints>
						<role-hint>dummy</role-hint>
					</role-hints>
					<field-name>m_consumers</field-name>
				</requirement>
			</requirements>
		</component>
		<component>
			<role>com.dianping.cat.message.spi.MessageHandler</role>
			<implementation>com.dianping.cat.message.spi.internal.DefaultMessageHandler</implementation>
			<requirements>
				<requirement>
					<role>com.dianping.cat.message.spi.MessageConsumerRegistry</role>
				</requirement>
				<requirement>
					<role>com.dianping.cat.message.io.MessageReceiver</role>
					<role-hint>in-memory</role-hint>
				</requirement>
			</requirements>
		</component>
	</components>
</plexus>