Code Snippets for PhoneGap Plugin Post

gistfile1.txt

javac -d . -classpath <path_to_your>/android.jar:<path_to_your>phonegap.jar com/yourpackage/ToastPlugin.java

gistfile2.txt

jar -cvf phonegap-toast.jar com/yourpackage/*.class

gistfile3.js

ToastPlugin.prototype.show_long = function(message, win, fail) {
  PhoneGap.exec(win, fail, "ToastPlugin", "show_long", [message]);
};

gistfile4.html

<script type="text/javascript" charset="utf-8" src="phonegap-toast.js"></script>

index.html

window.plugins.ToastPlugin.show_long('Epic!');

phonegap-toast.js

var ToastPlugin = function() {
};

PhoneGap.addConstructor(function() { 
  // Register the javascript plugin with PhoneGap
  PhoneGap.addPlugin('ToastPlugin', new ToastPlugin());

  // Register the native class of plugin with PhoneGap
  navigator.app.addService("ToastPlugin", "com.youpackage.ToastPlugin"); 
});

ToastPlugin.java

package com.yourpackage;

import org.json.JSONArray;

import com.phonegap.api.Plugin;
import com.phonegap.api.PluginResult;


public class ToastPlugin extends Plugin {

	@Override
	public PluginResult execute(String arg0, JSONArray arg1, String arg2) {
		// TODO Auto-generated method stub
		return null;
	}

}

hello, I download your source .but my application run errors(phonegap + android).
02-02 08:16:17.793: E/Web Console(526): TypeError: Result of expression 'window.plugins.ToastPlugin.show_long' [undefined] is not a function. at file:///android_asset/www/index.html:63
are you provide integrity application? thank you very much.

The code above does not work. gives the same error as above mentioned
what could be the possible reason??
error is :-window.plugins.ToastPlugin.show_long' [undefined] is not a function. at file:///android_asset/www/index.html: