Examples of ExplicitInterposition

com.arjuna.ats.jts.ExplicitInterposition
This class is responsible for doing interposition in the case where implicit context propagation is not possible. @author Mark Little (mark_little@hp.com) @version $Id: ExplicitInterposition.java 2342 2006-03-30 13:06:17Z $ @since JTS 1.0. @message com.arjuna.ats.jts.excalledagain {0} called multiple times.

Examples of com.arjuna.ats.jts.ExplicitInterposition

    if (tpc instanceof PropagationContextWrapper)
    {
      try
      {
        PropagationContext omgTpc = ((PropagationContextWrapper) tpc).getPropagationContext();
        ExplicitInterposition ei = new ExplicitInterposition(omgTpc, true);
        Transaction newTx = tm.getTransaction();


        if (log.isDebugEnabled())
        {
          log.debug("PropagationContextManager.importTransactionPropagationContext(Object) - transaction = " + newTx);
        }




        ei.unregisterTransaction();


        return newTx;
      }
      catch (Exception e)
      {

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Examples of com.arjuna.ats.jts.ExplicitInterposition


  try
  {
      if (control != null)
      {
    ExplicitInterposition manager = new ExplicitInterposition();
    
    manager.registerTransaction(control);


    System.out.println("setget_i.set - managed to set up interposition hierarchy");
    
    CurrentImple current = OTSImpleManager.current();
    Control cont = current.get_control();


    if (cont == null)
        System.err.println("setget_i.set error - current returned no control!");
    else
    {
        System.out.println("setget_i.set - current returned a control!");


        cont = null;
    }
    
    System.out.println("setget_i.set - beginning nested action");


    current.begin();


    cont = current.get_control();


    if (cont != null)
    {
        Coordinator coord = cont.get_coordinator();


        System.out.println("setget_i.set - registering self");
    
        coord.register_resource(ref);


        coord = null;
        cont = null;
    }
    else
        System.err.println("setget_i.set - current did not return control after begin!");
      
    value = n;
      
    System.out.println("setget_i.set - committing nested action");
  
    current.commit(true);


    manager.unregisterTransaction();


    manager = null;
      }
      else
    System.err.println("setget_i::set error - no control!");

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Examples of com.arjuna.ats.jts.ExplicitInterposition


    public int push (int val, Control action) throws SystemException
    {
  AtomicTransaction A = new AtomicTransaction();
  int res = 0;
  ExplicitInterposition inter = new ExplicitInterposition();


  try
  {
      inter.registerTransaction(action);
  }
  catch (Exception e)
  {
      System.err.println("WARNING ExplicitStackImple::push - could not create interposition.");
      return -1;
  }


  String name = OTSImpleManager.current().get_transaction_name();
  
  System.out.println("Created push interposed transaction: "+name);


  name = null;


  try
  {
      A.begin();


      if (setlock(new Lock(LockMode.WRITE), 0) == LockResult.GRANTED)
      {
    if (top < ARRAY_SIZE)
    {
        array[top] = val;
        top++;
    }
    else
        res = -1;


    if (res == 0)
    {
        A.commit(false);
    }
    else
        A.rollback();
      }
      else
    A.rollback();
  }
  catch (Exception e1)
  {
      try
      {
    A.rollback();
      }
      catch (Exception e2)
      {
    System.err.println(e2);
      }
      
      res = -1;
  }


  inter.unregisterTransaction();
  
  return res;
    }

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Examples of com.arjuna.ats.jts.ExplicitInterposition


    public int pop (IntHolder val, Control action) throws SystemException
    {
  AtomicTransaction A = new AtomicTransaction();
  int res = 0;
  ExplicitInterposition inter = new ExplicitInterposition();


  try
  {
      inter.registerTransaction(action);
  }
  catch (Exception e)
  {
      System.err.println("WARNING ExplicitStackImple::push - could not create interposition.");
      return -1;
  }


  String name = OTSImpleManager.current().get_transaction_name();
  
  System.out.println("Created pop interposed transaction: "+name);


  name = null;


  try
  {
      A.begin();


      if (setlock(new Lock(LockMode.WRITE), 0) == LockResult.GRANTED)
      {
    if (top > 0)
    {
        top--;
        val.value = array[top];
    }
    else
        res = -1;


    if (res == 0)
    {
        A.commit(false);
    }
    else
        A.rollback();
      }
      else
      {
    A.rollback();
      }
  }
  catch (Exception e1)
  {
      try
      {
    A.rollback();
      }
      catch (Exception e2)
      {
    System.err.println(e2);
      }
      
      res = -1;
  }


  inter.unregisterTransaction();


  return res;
    }

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Examples of com.arjuna.ats.jts.ExplicitInterposition

    }


    public boolean incr (int value, Control control) throws SystemException
    {
  boolean res = false;
  ExplicitInterposition inter = new ExplicitInterposition();


  try
  {
      inter.registerTransaction(control);
  }
  catch (Exception e)
  {
      System.err.println("WARNING HammerObject.incr - could not do interposition");
      return false;
  }


  CurrentImple current = OTSImpleManager.current();


  try
  {
      current.begin();


      if (setlock(new Lock(LockMode.WRITE), 0) == LockResult.GRANTED)
      {
    _value = _value + value;


    current.commit(true);
    res = true;
      }
      else
    current.rollback();
  }
  catch (Exception e)
  {
      System.err.println("HammerObject.incr: "+e);
      
      res = false;
  }


  inter.unregisterTransaction();
  
  return res;
    }

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Examples of com.arjuna.ats.jts.ExplicitInterposition

    }


    public boolean set (int value, Control control) throws SystemException 
    {
  boolean res = false;
  ExplicitInterposition inter = new ExplicitInterposition();


  try
  {
      inter.registerTransaction(control);
  }
  catch (Exception e)
  {
      System.err.println("WARNING HammerObject.set - could not do interposition");
      return false;
  }


  CurrentImple current = OTSImpleManager.current();    


  try
  {
      current.begin();


      if (setlock(new Lock(LockMode.WRITE), 0) == LockResult.GRANTED)
      {
    _value = value;


    current.commit(true);
    res = true;
      }
      else
    current.rollback();
  }
  catch (Exception e)
  {
      System.err.println("HammerObject.set: "+e);


      res = false;
  }


  inter.unregisterTransaction();


  return res;
    }

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Examples of com.arjuna.ats.jts.ExplicitInterposition

    }


    public boolean get (IntHolder value, Control control) throws SystemException
    {
  boolean res = false;
  ExplicitInterposition inter = new ExplicitInterposition();


  try
  {
      inter.registerTransaction(control);
  }
  catch (Exception e)
  {
      System.err.println("WARNING HammerObject.incr - could not do interposition");
      return false;
  }


  CurrentImple current = OTSImpleManager.current();


  try
  {
      current.begin();


      if (setlock(new Lock(LockMode.READ), 0) == LockResult.GRANTED)
      {
    value.value = _value;


    current.commit(true);
    res = true;
      }
      else
    current.rollback();
  }
  catch (Exception e)
  {
      System.err.println("HammerObject.get: "+e);
      
      res = false;
  }


  inter.unregisterTransaction();
  
  return res;
    }

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Examples of com.arjuna.ats.jts.ExplicitInterposition


    public int push (int val, Control action) throws SystemException
    {
  AtomicTransaction A = new AtomicTransaction();
  int res = 0;
  ExplicitInterposition inter = new ExplicitInterposition();


  try
  {
      inter.registerTransaction(action);
  }
  catch (Exception e)
  {
      System.err.println("WARNING ExplicitStackImple::push - could not create interposition.");
      return -1;
  }


  String name = OTSImpleManager.current().get_transaction_name();
  
  System.out.println("Created push interposed transaction: "+name);


  name = null;


  try
  {
      A.begin();


      if (setlock(new Lock(LockMode.WRITE), 0) == LockResult.GRANTED)
      {
    if (top < ARRAY_SIZE)
    {
        array[top] = val;
        top++;
    }
    else
        res = -1;


    if (res == 0)
    {
        A.commit(false);
    }
    else
        A.rollback();
      }
      else
    A.rollback();
  }
  catch (Exception e1)
  {
      try
      {
    A.rollback();
      }
      catch (Exception e2)
      {
    System.err.println(e2);
      }
      
      res = -1;
  }


  inter.unregisterTransaction();
  
  return res;
    }

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Examples of com.arjuna.ats.jts.ExplicitInterposition


    public int pop (IntHolder val, Control action) throws SystemException
    {
  AtomicTransaction A = new AtomicTransaction();
  int res = 0;
  ExplicitInterposition inter = new ExplicitInterposition();


  try
  {
      inter.registerTransaction(action);
  }
  catch (Exception e)
  {
      System.err.println("WARNING ExplicitStackImple::push - could not create interposition.");
      return -1;
  }


  String name = OTSImpleManager.current().get_transaction_name();
  
  System.out.println("Created pop interposed transaction: "+name);


  name = null;


  try
  {
      A.begin();


      if (setlock(new Lock(LockMode.WRITE), 0) == LockResult.GRANTED)
      {
    if (top > 0)
    {
        top--;
        val.value = array[top];
    }
    else
        res = -1;


    if (res == 0)
    {
        A.commit(false);
    }
    else
        A.rollback();
      }
      else
      {
    A.rollback();
      }
  }
  catch (Exception e1)
  {
      try
      {
    A.rollback();
      }
      catch (Exception e2)
      {
    System.err.println(e2);
      }
      
      res = -1;
  }


  inter.unregisterTransaction();


  return res;
    }

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Examples of com.arjuna.ats.jts.ExplicitInterposition


  try
  {
      if (control != null)
      {
    ExplicitInterposition manager = new ExplicitInterposition();
    
    manager.registerTransaction(control);


    System.out.println("setget_i.set - managed to set up interposition hierarchy");
    
    CurrentImple current = OTSImpleManager.current();
    Control cont = current.get_control();


    if (cont == null)
        System.err.println("setget_i.set error - current returned no control!");
    else
    {
        System.out.println("setget_i.set - current returned a control!");


        cont = null;
    }
    
    System.out.println("setget_i.set - beginning nested action");


    current.begin();


    cont = current.get_control();


    if (cont != null)
    {
        Coordinator coord = cont.get_coordinator();


        System.out.println("setget_i.set - registering self");
    
        coord.register_resource(ref);


        coord = null;
        cont = null;
    }
    else
        System.err.println("setget_i.set - current did not return control after begin!");
      
    value = n;
      
    System.out.println("setget_i.set - committing nested action");
  
    current.commit(true);


    manager.unregisterTransaction();


    manager = null;
      }
      else
    System.err.println("setget_i::set error - no control!");

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