plugin.xml

<?xml version="1.0" encoding="UTF-8"?>
<plugin xmlns="http://apache.org/cordova/ns/plugins/1.0" id="com.example.plugin.helloworld" version="0.0.1" >

  <name>HelloWorldPlugin</name>
  <description>HelloWorldPlugin</description>
  <author>Kenichi Naito</author>
  <license>MIT</license>
  <engines>
    <engine name="cordova" version=">=2.9.0" />
  </engines>

  <js-module src="www/hello_world.js" name="helloworld">
    <clobbers target="HelloWorld" />
  </js-module>

  <platform name="android">
    <config-file target="res/xml/config.xml" parent="/*">
      <feature name="HelloWorldPlugin">
        <param name="android-package" value="com.example.plugin.HelloWorldPlugin"/>
      </feature>
    </config-file>
    <source-file src="src/android/HelloWorldPlugin.java" target-dir="src/com/example/plugin" />
  </platform>

</plugin>