我尝试在ActiveMQ中用SQL Server 2012替换kahaDB。
使用“SQL Server 2012”（http://activemq.apache.org/sqlserver.html）实现持久性。
我发现了下一个问题：
activemq.log（摘要）
<beans
xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd
http://activemq.apache.org/schema/core http://activemq.apache.org/schema/core/activemq-core.xsd">
<!-- Allows us to use system properties as variables in this configuration file -->
<bean class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">
<property name="locations">
<value>file:${activemq.conf}/credentials.properties</value>
</property>
</bean>
<!-- Allows accessing the server log -->
<bean id="logQuery" class="io.fabric8.insight.log.log4j.Log4jLogQuery"
lazy-init="false" scope="singleton"
init-method="start" destroy-method="stop">
</bean>
<!--
The <broker> element is used to configure the ActiveMQ broker.
-->
<broker xmlns="http://activemq.apache.org/schema/core" brokerName="localhost" dataDirectory="${activemq.data}">
<destinationPolicy>
<policyMap>
<policyEntries>
<policyEntry topic=">" >
<!-- The constantPendingMessageLimitStrategy is used to prevent
slow topic consumers to block producers and affect other consumers
by limiting the number of messages that are retained
For more information, see:
http://activemq.apache.org/slow-consumer-handling.html
-->
<pendingMessageLimitStrategy>
<constantPendingMessageLimitStrategy limit="1000"/>
</pendingMessageLimitStrategy>
</policyEntry>
</policyEntries>
</policyMap>
</destinationPolicy>
<!--
The managementContext is used to configure how ActiveMQ is exposed in
JMX. By default, ActiveMQ uses the MBean server that is started by
the JVM. For more information, see:
http://activemq.apache.org/jmx.html
-->
<managementContext>
<managementContext createConnector="false"/>
</managementContext>
<!--
Configure message persistence for the broker. The default persistence
mechanism is the KahaDB store (identified by the kahaDB tag).
For more information, see:
http://activemq.apache.org/persistence.html
-->
<persistenceAdapter>
<jdbcPersistenceAdapter dataSource="#mssql-ds" createTablesOnStartup="false" />
</persistenceAdapter>
<!--
The systemUsage controls the maximum amount of space the broker will
use before disabling caching and/or slowing down producers. For more information, see:
http://activemq.apache.org/producer-flow-control.html
-->
<systemUsage>
<systemUsage>
<memoryUsage>
<memoryUsage percentOfJvmHeap="70" />
</memoryUsage>
<storeUsage>
<storeUsage limit="10 gb"/>
</storeUsage>
<tempUsage>
<tempUsage limit="5 gb"/>
</tempUsage>
</systemUsage>
</systemUsage>
<!--
The transport connectors expose ActiveMQ over a given protocol to
clients and other brokers. For more information, see:
http://activemq.apache.org/configuring-transports.html
-->
<transportConnectors>
<!-- DOS protection, limit concurrent connections to 1000 and frame size to 100MB -->
<transportConnector name="openwire" uri="tcp://0.0.0.0:61616?maximumConnections=1000&wireFormat.maxFrameSize=104857600"/>
<transportConnector name="amqp" uri="amqp://0.0.0.0:5672?maximumConnections=1000&wireFormat.maxFrameSize=104857600"/>
<transportConnector name="stomp" uri="stomp://0.0.0.0:61613?maximumConnections=1000&wireFormat.maxFrameSize=104857600"/>
<transportConnector name="mqtt" uri="mqtt://0.0.0.0:1883?maximumConnections=1000&wireFormat.maxFrameSize=104857600"/>
<transportConnector name="ws" uri="ws://0.0.0.0:61614?maximumConnections=1000&wireFormat.maxFrameSize=104857600"/>
</transportConnectors>
<!-- destroy the spring context on shutdown to stop jetty -->
<shutdownHooks>
<bean xmlns="http://www.springframework.org/schema/beans" class="org.apache.activemq.hooks.SpringContextHook" />
</shutdownHooks>
</broker>
<!--SQL Server 2012 DataSource Setup -->
<bean id="mssql-ds" class="org.apache.commons.dbcp2.BasicDataSource" destroy-method="close">
<property name="driverClassName" value="com.microsoft.sqlserver.jdbc.SQLServerDriver"/>
<property name="url" value="jdbc:microsoft:sqlserver://localhost:1433;DatabaseName=activedb"/>
<property name="username" value="user"/>
<property name="password" value="pass"/>
<property name="poolPreparedStatements" value="true"/>
</bean>
<import resource="jetty.xml"/>
</beans>
activemq.xml中
public class StayConnected {
public static void main(String[] args) {
JFrame frame = new JFrame("StayConnect");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
Container contentPane = frame.getContentPane();
JTabbedPane tabbedPane = new JTabbedPane();
ImageIcon icon = new ImageIcon("images-17.jpeg");
contentPane.add(tabbedPane);
JPanel panel1 = makeTextPanel("Panel #1");
tabbedPane.addTab("Tab 1", icon, panel1, "Put in all the necessary information, thankyou");
tabbedPane.setMnemonicAt(0, KeyEvent.VK_1);
JPanel panel2 = makeTextPanel("Panel #2");
tabbedPane.addTab("Tab 2", icon, panel2, "Put in all the necessary information, thankyou");
tabbedPane.setMnemonicAt(1, KeyEvent.VK_2);
JPanel panel3 = makeTextPanel("Panel #3");
tabbedPane.addTab("Tab 3", icon, panel3, "Put in all the necessary information, thankyou");
tabbedPane.setMnemonicAt(2, KeyEvent.VK_3);
JPanel panel4 = makeTextPanel("Panel #4");
tabbedPane.addTab("Tab 4", icon, panel4, "Put in all the necessary information, thankyou");
tabbedPane.setMnemonicAt(3, KeyEvent.VK_4);
JPanel panellogo = new JPanel();
panellogo.setBackground(Color.ORANGE);
panellogo.setLayout(new FlowLayout());
panel1.add(panellogo);
JLabel label1 = new JLabel("Dance");
label1.setIcon(new ImageIcon("images.png"));
label1.setOpaque(true);
label1.setBackground(Color.YELLOW);
panellogo.add(label1);
frame.pack();
frame.setVisible(true);
}
protected static JPanel makeTextPanel(String text) {
JPanel panel = new JPanel();
panel.setBackground(Color.RED);
JLabel filler = new JLabel(text);
filler.setOpaque(true);
filler.setBackground(Color.BLUE);
filler.setHorizontalAlignment(JLabel.CENTER);
panel.setLayout(new GridLayout(1, 1));
panel.add(filler);
return panel;
}
}
你能帮我解决这个问题吗？
谢谢，