File list (Check if you may need any files):
Ex12_2_1
........\.classpath
........\.project
........\AndroidManifest.xml
........\bin
........\...\classes.dex
........\...\com
........\...\...\ldci
........\...\...\....\android
........\...\...\....\.......\ex12_2_1
........\...\...\....\.......\........\Ex12_2_1$1.class
........\...\...\....\.......\........\Ex12_2_1.class
........\...\...\....\.......\........\R$attr.class
........\...\...\....\.......\........\R$drawable.class
........\...\...\....\.......\........\R$id.class
........\...\...\....\.......\........\R$layout.class
........\...\...\....\.......\........\R$string.class
........\...\...\....\.......\........\R.class
........\...\Ex12_2_1.apk
........\...\resources.ap_
........\default.properties
........\gen
........\...\com
........\...\...\ldci
........\...\...\....\android
........\...\...\....\.......\ex12_2_1
........\...\...\....\.......\........\R.java
........\res
........\...\drawable
........\...\........\icon.png
........\...\layout
........\...\......\main.xml
........\...\values
........\...\......\color.xml
........\...\......\strings.xml
........\src
........\...\com
........\...\...\ldci
........\...\...\....\android
........\...\...\....\.......\ex12_2_1
........\...\...\....\.......\........\Ex12_2_1.java