File list (Check if you may need any files):
java_example
............\build
............\build.xml
............\.....\built-jar.properties
............\.....\classes
............\.....\.......\javaapplication1
............\.....\.......\................\NewJFrame$1.class
............\.....\.......\................\NewJFrame$2.class
............\.....\.......\................\NewJFrame$3.class
............\.....\.......\JavaSample
............\.....\.......\..........\NewJFrame1$1.class
............\.....\.......\..........\NewJFrame1$2.class
............\.....\.......\..........\NewJFrame1$3.class
............\.....\.......\..........\NewJFrame1$4.class
............\.....\.......\..........\NewJFrame1$zlyInt.class
............\.....\.......\..........\NewJFrame1.class
............\.....\.......\..........\NewJFrame1.form
............\.....\empty
............\.....\generated-sources
............\.....\.................\ap-source-output
............\dist
............\....\JavaSample.jar
............\....\lib
............\....\...\junit-4.10.jar
............\....\...\RXTXcomm.jar
............\....\README.TXT
............\manifest.mf
............\nbproject
............\.........\build-impl.xml
............\.........\genfiles.properties
............\.........\private
............\.........\.......\private.properties
............\.........\.......\private.xml
............\.........\project.properties
............\.........\project.xml
............\src
............\...\JavaSample
............\...\..........\NewJFrame1.form
............\...\..........\NewJFrame1.java