[ Team LiB ]

[SYMBOL] [A] [B] [C] [D] [E] [F] [G] [H] [I] [J] [K] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] [X] [Z] Value Object Assembler pattern in EJB design  Value Objects in EJB design  ValueListHandler pattern in EJB  valueUnbound( ) (HttpSessionBinderListener)  variables      array element access vs., cost of      casting repeatedly      class, static vs. instance      corrupt  2nd  3rd          unsynchronized classes and      default initialization values in Java      heap      local      multithreaded, atomic access and assignment      performance checklist      primitive types, replacing with ints      public instance variables, accessing      shared between threads, corruption of      static  2nd          enabling logging with          storing class instances in      volatile  Vector class  2nd  3rd  [See also ArrayList class]     appending to streams      generic capabilities of, performance and      implementation          with underlying String[ ] array      setSize( )      synchronization      toString( )      unsynchronized, synchronized wrapper vs.  VectorPoolManager class (example)  vectors     handles to, memory reuse caused by      pool management and      for threads  verbose option  Verified Service Locator pattern in EJB design  version management, hot-deploy and hot-undeploy applications for  virtual memory  VMs (virtual machines)  [See also -verbosegc option]     -verbosegc option          Sun JDK 1.2 output with      -Xloggc:<file> option      application distribution over      client/server modes, calculation of free space in heap      EJBs located within, local communications among      eliminating disabled assertion statements      faster          other optimizations          startup time          variations in speed      generating helpful information for      heap size  [See also heap, tuning]         tuning for EJB application servers      HotSpot, speeding up code      multiple, using for load balancing      optimizations for number comparisons      RandomAccess, compatibility with      runtime initializations      speedup using exception-driven loop termination      synchronized methods, overhead of  vmstat utility  volatile keyword