TCB

TCB.java

public class TCB {
   private Thread thread = null;
   private int tid = 0;
   private int pid = 0;
   private boolean terminate = false;

   // User file descriptor table: 
   // each entry pointing to a file (structure) table entry
   public FileTableEntry[] ftEnt = null;

   public TCB( Thread newThread, int myTid, int parentTid ) {
      thread = newThread;
      tid = myTid;
      pid = parentTid;
      terminated = false;

      // The following code is added for the file system
      ftEnt = new FileTableEntry[32];
      for ( int i = 0; i < 32; i++ )
         ftEnt[i] = null;         // all entries initialized to null
         // fd[0], fd[1], and fd[2] are kept null.
   }
}