package jp.gr.java_conf.skrb.game.trivia.mclient;

import java.io.IOException;
import java.net.MalformedURLException;

import javax.management.Attribute;
import javax.management.AttributeList;
import javax.management.AttributeNotFoundException;
import javax.management.InstanceNotFoundException;
import javax.management.IntrospectionException;
import javax.management.MBeanAttributeInfo;
import javax.management.MBeanException;
import javax.management.MBeanInfo;
import javax.management.MBeanServerConnection;
import javax.management.MalformedObjectNameException;
import javax.management.ObjectName;
import javax.management.ReflectionException;
import javax.management.remote.JMXConnector;
import javax.management.remote.JMXConnectorFactory;
import javax.management.remote.JMXServiceURL;

import jp.gr.java_conf.skrb.game.trivia.mserver.TriviaMBeanStarter;

public class TriviaMBeanRemoteTest2 {

    public static final String TRIVIA_SERVER_ADDRESS = "service:jmx:rmi:///jndi/rmi://localhost/trivia";

    private MBeanServerConnection connection;
    private ObjectName triviaName;

    public TriviaMBeanRemoteTest2() {
        try {
            JMXServiceURL url = new JMXServiceURL(TRIVIA_SERVER_ADDRESS);
            JMXConnector connector = JMXConnectorFactory.connect(url, null);
            connection = connector.getMBeanServerConnection();

            triviaName = new ObjectName(TriviaMBeanStarter.TRIVIA_STANDARD_MBEAN_NAME);

            System.out.println("Attributes:");
            showAttributes();
            System.out.println("\nAttribute:");
            showTotalCount();
        } catch (MalformedObjectNameException ex) {
            ex.printStackTrace();
        } catch (MalformedURLException ex) {
            ex.printStackTrace();
        } catch (IOException ex) {
            ex.printStackTrace();
        }
    }

    private void showAttributes() {
        try {
            // すべての属性の名前を取り出す
            MBeanInfo info = connection.getMBeanInfo(triviaName);
            MBeanAttributeInfo[] attributes = info.getAttributes();
            String[] attributeNames = new String[attributes.length];
            
        
            for (int i = 0; i < attributes.length; i++) {
                attributeNames[i] = attributes[i].getName();
            }
            
            // 属性値の取得
            AttributeList attributeList = connection.getAttributes(triviaName, attributeNames);

            for (int i = 0; i < attributeList.size(); i++) {
                Attribute attribute = (Attribute)attributeList.get(i);

                System.out.print(attribute.getName() + " = ");

                if (attributes[i].getType().startsWith("[")) {
                    // 値が配列の場合
                    Object[] values = (Object[])attribute.getValue();

                    System.out.print("[");
                    for (int j = 0; j < values.length - 1 ; j++) {
                        System.out.print(values[j] + ", ");
                    }
                    System.out.println(values[values.length - 1] + "]");
                } else {
                    System.out.println(attribute.getValue());
                }
            }
        } catch (IntrospectionException ex) {
            ex.printStackTrace();
        } catch (ReflectionException ex) {
            ex.printStackTrace();
        } catch (InstanceNotFoundException ex) {
            ex.printStackTrace();
        } catch (IOException ex) {
            ex.printStackTrace();
        }
    }

    private void showTotalCount() {
        try {
            // 属性値の取得
            Object value = connection.getAttribute(triviaName, "TotalCount");
            System.out.println("TotalCount = " + value);
        } catch (AttributeNotFoundException ex) {
            ex.printStackTrace();
        } catch (MBeanException ex) {
            ex.printStackTrace();
        } catch (ReflectionException ex) {
            ex.printStackTrace();
        } catch (InstanceNotFoundException ex) {
            ex.printStackTrace();
        } catch (IOException ex) {
            ex.printStackTrace();
        }
    }

    public static void main(String[] args) {
        new TriviaMBeanRemoteTest2();
    }
}