添加jconsole plugin

git-svn-id: http://code.alibabatech.com/svn/druid/trunk@211 b9813039-fb51-4c41-a8b9-e21c2acb5095

src/main/java/com/alibaba/druid/jconsole/DruidPanel.java

@@ -0,0 +1,9 @@
+package com.alibaba.druid.jconsole;
+
+import javax.swing.JPanel;
+
+public class DruidPanel extends JPanel {
+
+    private static final long serialVersionUID = 1L;
+
+}

src/main/java/com/alibaba/druid/jconsole/DruidPlugin.java

@@ -0,0 +1,38 @@
+package com.alibaba.druid.jconsole;
+
+import java.util.HashMap;
+import java.util.Map;
+
+import javax.swing.JPanel;
+import javax.swing.SwingWorker;
+
+import com.sun.tools.jconsole.JConsolePlugin;
+
+public class DruidPlugin extends JConsolePlugin {
+
+    private final Map<String, JPanel> tabs = new HashMap<String, JPanel>();
+
+    public DruidPlugin(){
+        tabs.put("Druid", new DruidPanel());
+    }
+
+    @Override
+    public Map<String, JPanel> getTabs() {
+        return tabs;
+    }
+
+    @Override
+    public SwingWorker<?, ?> newSwingWorker() {
+        SwingWorker worer = new SwingWorker() {
+
+            @Override
+            protected Object doInBackground() throws Exception {
+                return null;
+            }
+
+        };
+
+        return worer;
+    }
+
+}

src/main/resources/META-INF/services/com.sun.tools.jconsole.JConsolePlugin

@@ -0,0 +1 @@
+com.alibaba.druid.jconsole.DruidPlugin