Android - java.lang.NoClassDefFoundError：com.itextpdf.text.Document

Question

我正在使用eclipse，并尝试使用iTextG在我的Android应用中使用以下代码生成pdf文件。

-12 16:22:01.461: E/AndroidRuntime(14102): FATAL EXCEPTION: main
    02-12 16:22:01.461: E/AndroidRuntime(14102): Process: com.example.pdfandroid, PID: 14102
    02-12 16:22:01.461: E/AndroidRuntime(14102): java.lang.IllegalStateException: Could not execute method of the activity
    02-12 16:22:01.461: E/AndroidRuntime(14102):    at android.view.View$1.onClick(View.java:3969)
    02-12 16:22:01.461: E/AndroidRuntime(14102):    at android.view.View.performClick(View.java:4640)
    02-12 16:22:01.461: E/AndroidRuntime(14102):    at android.view.View$PerformClick.run(View.java:19431)
    02-12 16:22:01.461: E/AndroidRuntime(14102):    at android.os.Handler.handleCallback(Handler.java:733)
    02-12 16:22:01.461: E/AndroidRuntime(14102):    at android.os.Handler.dispatchMessage(Handler.java:95)
    02-12 16:22:01.461: E/AndroidRuntime(14102):    at android.os.Looper.loop(Looper.java:146)
    02-12 16:22:01.461: E/AndroidRuntime(14102):    at android.app.ActivityThread.main(ActivityThread.java:5598)
    02-12 16:22:01.461: E/AndroidRuntime(14102):    at java.lang.reflect.Method.invokeNative(Native Method)
    02-12 16:22:01.461: E/AndroidRuntime(14102):    at java.lang.reflect.Method.invoke(Method.java:515)
    02-12 16:22:01.461: E/AndroidRuntime(14102):    at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1283)
    02-12 16:22:01.461: E/AndroidRuntime(14102):    at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1099)
    02-12 16:22:01.461: E/AndroidRuntime(14102):    at dalvik.system.NativeStart.main(Native Method)
    02-12 16:22:01.461: E/AndroidRuntime(14102): Caused by: java.lang.reflect.InvocationTargetException
    02-12 16:22:01.461: E/AndroidRuntime(14102):    at java.lang.reflect.Method.invokeNative(Native Method)
    02-12 16:22:01.461: E/AndroidRuntime(14102):    at java.lang.reflect.Method.invoke(Method.java:515)
    02-12 16:22:01.461: E/AndroidRuntime(14102):    at android.view.View$1.onClick(View.java:3964)
    02-12 16:22:01.461: E/AndroidRuntime(14102):    ... 11 more
    02-12 16:22:01.461: E/AndroidRuntime(14102): Caused by: java.lang.NoClassDefFoundError: com.itextpdf.text.Document
    02-12 16:22:01.461: E/AndroidRuntime(14102):    at com.example.pdfandroid.MainActivity.createPDF(MainActivity.java:36)
    02-12 16:22:01.461: E/AndroidRuntime(14102):    ... 14 more

在LogCat中，当我执行app

时会发生错误

java.lang.NoClassDefFoundError：com.itextpdf.text.Document

c = [2,5,6,4,3] 
def min (c, s):              
      smallest = c[0]
      if c[s] < smallest:
             smallest = c[s]
      else:
             return min 
print min (c,s)