fc0241e1a3e243602698ac700abc94e9  jdk-7u21-linux-i586.tar.gz
3ceef66377b6d87144b802960f5e715b  jdk-7u21-linux-x64.tar.gz
ff1841603d5c028c4c641e3d5d1d0ec7  jdk-7u21-linux-i586-demos.tar.gz
966d9ba43d58693e5b80ba00ef5d35ea  jdk-7u21-linux-x64-demos.tar.gz