don't get caught be deprecated indexOf
don't get caught be deprecated indexOf

git-svn-id: 6db9cddef1a77a334fa088e9598cfd11b4f709db@23695 c9c46bb1-2420-0410-b6d5-8c78f6715463

ContentSquare/breeze,scalanlp/breeze,eponvert/breeze,claydonkey/breeze,cilier/breeze,tjhunter/scalanlp-core,crealytics/breeze,wstcpyt/breeze,nikdon/breeze,tjhunter/scalanlp-core,sheide/breeze,chen0031/breeze,mredaelli/breeze,ktakagaki/breeze,calippo/breeze,ktakagaki/breeze