ActiveMq队列数据监控器----1小时1个Swing小程序

需求：

压力测试，无人监守情况下，记录ActiveMq队列数据情况，监视队列是否存在积压。

思路：

ActiveMq的Queue Views 提供Xml形式查看方式，URL：http://172.16.9.38:8161/admin/xml/queues.jsp ；

利用Java解析该地址，获取到队列数据，写入日志。

实现：

涉及Jar：

jdom-1.1.3.jar

logback-classic-1.0.0.jar

logback-core-1.0.0.jar

slf4j-api-1.6.1.jar

 

URL解析类

package com.read;



import org.jdom.*;

import org.jdom.input.SAXBuilder;

import org.slf4j.Logger;

import org.slf4j.LoggerFactory;



import java.io.IOException;

import java.net.MalformedURLException;

import java.net.URL;

import java.util.List;



/**

 * Created with IntelliJ IDEA.

 * User: wangq

 * Date: 12-12-11

 * Time: 下午4:31

 * To change this template use File | Settings | File Templates.

 */

public class UrlStyle {

    private static Document document;

    private final static Logger logger = LoggerFactory.getLogger(UrlStyle.class);

    private boolean flag = true;

    private String xmlUrl;

    private int warnNum;

    private int errorNum;



    public void init() throws IOException, JDOMException {

        URL url = new URL(xmlUrl);

        SAXBuilder builder = new SAXBuilder();

        document = builder.build(url);

    }



    public void read() {

        if (warnNum == 0) {

            warnNum = 100;

        }

        if (errorNum == 0) {

            errorNum = 500;

        }

        Element element = document.getRootElement();

        List<Element> list = element.getChildren();

        for (Element child : list) {

            StringBuilder sb = new StringBuilder();

            Attribute name = child.getAttribute("name");

            Element cEle = child.getChild("stats");

            Attribute size = cEle.getAttribute("size");

            Attribute consumerCount = cEle.getAttribute("consumerCount");

            Attribute enqueueCount = cEle.getAttribute("enqueueCount");

            Attribute dequeueCount = cEle.getAttribute("dequeueCount");

            String queName = name.getValue();

            if (queName.length() < 23) {

                int bc = 23 - queName.length();

                for (int i = 0; i < bc; i++) {

                    queName = " " + queName;

                }

            }

            sb.append(queName + " ->" + "  size:" + size.getValue() + "  consumerCount:" + consumerCount.getValue()

                    + "   enqueueCount:" + enqueueCount.getValue() + "  dequeueCount:" + dequeueCount.getValue() + ""

            );

            int count = 0;

            try {

                count = size.getIntValue();

            } catch (DataConversionException e) {

                e.printStackTrace();

            }

            if (count < errorNum && count > warnNum) {

                logger.warn(sb.toString());

            } else if (count > warnNum) {

                logger.error(sb.toString());

            } else {

                logger.info(sb.toString());

            }

        }

    }



    public void start(String xmlUrl, int warnNum, int errorNum, int pl) throws JDOMException, IOException {

        this.xmlUrl = xmlUrl;

        this.warnNum = warnNum;

        this.errorNum = errorNum;

        flag = true;

        init();

        while (flag) {

            read();

            try {

                Thread.sleep(pl * 1000);

            } catch (InterruptedException e) {

                e.printStackTrace();

            }

        }

    }



    public void stop() {

        flag = false;

    }

}

UI类：

package com.ui;



import com.read.UrlStyle;

import com.util.FontUtil;

import com.util.MesBox;



import javax.swing.*;

import java.awt.*;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.awt.event.WindowAdapter;

import java.awt.event.WindowEvent;



/**

 * Created with IntelliJ IDEA.

 * User: wangq

 * Date: 12-12-11

 * Time: 下午5:31

 * To change this template use File | Settings | File Templates.

 */

public class MqLog extends JFrame {

    private JLabel urlLable;

    private JTextField urlText;

    private JLabel plLable;

    private JTextField plText;

    private JLabel warnLable;

    private JTextField warnText;

    private JLabel errorLable;

    private JTextField errorText;

    private JLabel statusLable;

    protected JButton startButton;

    protected JButton stopButton;

    private UrlStyle style = new UrlStyle();



    public MqLog() {

        super();

        this.setSize(680, 350);

        this.setResizable(false);

        this.setTitle("ActiveMQ队列监视器1.0");

        Container c = this.getContentPane();

        c.setLayout(null);

        JPanel jPanel=new JPanel();

        jPanel.setSize(680, 350);

        jPanel.setLayout(null);

        setLocationRelativeTo(null);

        setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

        urlLable = new JLabel("Queue Views URL:", JLabel.RIGHT);

        urlLable.setFont(new Font(FontUtil.getHeiFont(), Font.BOLD, 13));

        urlLable.setBounds(5, 5, 120, 25);

        jPanel.add(urlLable);

        urlText = new JTextField("http://localhost:8161/admin/xml/queues.jsp");

        urlText.setBounds(140, 5, 500, 25);

        urlText.setFont(new Font(FontUtil.getHeiFont(), Font.BOLD, 13));

        jPanel.add(urlText);



        plLable = new JLabel("记录频率(S):", JLabel.RIGHT);

        plLable.setBounds(5, 33, 120, 25);

        plLable.setFont(new Font(FontUtil.getHeiFont(), Font.BOLD, 13));

        jPanel.add(plLable);

        plText = new JTextField("2");

        plText.setFont(new Font(FontUtil.getHeiFont(), Font.BOLD, 13));

        plText.setBounds(140, 33, 150, 25);

        jPanel.add(plText);



        warnLable = new JLabel("积压黄色告警数:", JLabel.RIGHT);

        warnLable.setBounds(5, 61, 120, 25);

        warnLable.setFont(new Font(FontUtil.getHeiFont(), Font.BOLD, 13));

        jPanel.add(warnLable);

        warnText = new JTextField("100");

        warnText.setBounds(140, 61, 150, 25);

        warnText.setFont(new Font(FontUtil.getHeiFont(), Font.BOLD, 13));

        jPanel.add(warnText);



        errorLable = new JLabel("积压红色警告数:", JLabel.RIGHT);

        errorLable.setBounds(5, 89, 120, 25);

        errorLable.setFont(new Font(FontUtil.getHeiFont(), Font.BOLD, 13));

        jPanel.add(errorLable);

        errorText = new JTextField("500");

        errorText.setBounds(140, 89, 150, 25);

        errorText.setFont(new Font(FontUtil.getHeiFont(), Font.BOLD, 13));

        jPanel.add(errorText);



        statusLable = new JLabel("运行状态: 未运行", JLabel.LEFT);

        statusLable.setBounds(10, 220, 300, 25);

        statusLable.setFont(new Font(FontUtil.getHeiFont(), Font.BOLD, 13));

        jPanel.add(statusLable);



        jPanel.add(getStartJButton());

        jPanel.add(getStopJButton());

        c.add(jPanel);

        EventQueue.invokeLater(new Runnable() {

            public void run() {

                try {

                    JFrame.setDefaultLookAndFeelDecorated(true);

                    JDialog.setDefaultLookAndFeelDecorated(true);

                    UIManager.setLookAndFeel("com.sun.java.swing.plaf.nimbus.NimbusLookAndFeel");//nimbus

                    //下面语句实现：将外观设置为系统外观.

//                    UIManager.setLookAndFeel("com.sun.java.swing.plaf.windows.WindowsLookAndFeel");

                } catch (Exception e) {

                    e.printStackTrace();  //To change body of catch statement use File | Settings | File Templates.

                }

            }

        });

        this.addWindowListener(new WindowAdapter() {

            @Override

            public void windowClosing(WindowEvent e) {

                System.exit(NORMAL);

            }

        });







    }



    private JButton getStartJButton() {

        if (startButton == null) {

            startButton = new JButton();

            startButton.setBounds(150, 140, 130, 40);

            startButton.setFont(new Font(FontUtil.getHeiFont(), Font.BOLD, 14));

            startButton.setFocusPainted(false);

            startButton.setFocusable(false);

            startButton.setMargin(new Insets(0, 0, 0, 0));

            startButton.setText("开始");

        }

        startButton.addActionListener(new ActionListener() {

            @Override

            public void actionPerformed(ActionEvent e) {

                final String url = urlText.getText();

                if (null == url || "".equals(url)) {

                    MesBox.warn("请填写URL");

                    return;

                } else {

                    startButton.setEnabled(false);

                    stopButton.setEnabled(true);

                    statusLable.setText("运行状态: 正在运行...............");

                    final int warn = Integer.valueOf(warnText.getText());

                    final int error = Integer.valueOf(errorText.getText());

                    final int pl = Integer.valueOf(plText.getText());

//                    SwingUtilities.invokeLater();

                    new Thread(new Runnable() {

                        @Override

                        public void run() {

                            try {

                                style.start(url, warn, error, pl);

                            } catch (Exception e1) {

                                MesBox.warn("启动异常，请检查URL地址是否正确并确保ActiveMq已启动");

                                style.stop();

                                startButton.setEnabled(true);

                                stopButton.setEnabled(false);

                                statusLable.setText("运行状态: 未运行");

                            }

                        }

                    }).start();

                }

            }

        });

        return startButton;

    }



    private JButton getStopJButton() {

        if (stopButton == null) {

            stopButton = new JButton();

            stopButton.setBounds(320, 140, 130, 40);

            stopButton.setText("停止");

            stopButton.setFocusPainted(false);

            stopButton.setMargin(new Insets(0, 0, 0, 0));

            stopButton.setFont(new Font(FontUtil.getHeiFont(), Font.BOLD, 14));

            stopButton.setEnabled(false);

        }

        stopButton.addActionListener(new ActionListener() {

            @Override

            public void actionPerformed(ActionEvent e) {

                style.stop();

                startButton.setEnabled(true);

                stopButton.setEnabled(false);

                statusLable.setText("运行状态: 未运行");

            }

        });

        return stopButton;

    }



    public static void main(String[] args) {

        new MqLog().setVisible(true);

    }

}

三个Util类，略。

伸手党，请直奔附件。

 http://files.cnblogs.com/zhishan/ActiveMq%E9%98%9F%E5%88%97%E7%9B%91%E6%8E%A7%E5%99%A8.rar